OF THE CAROLINAS & GEORGIA

Listed below are an additional 2465 names recognized by various authorities for some of the plants included on NameThatPlant.net, as of 8/13/22. A plus sign indicates that the source further divides that species into varieties or subspecies.

Click the scientific name to link to information and (maybe) pictures!

Abutilon abutilon — Velvetleaf, Indian Mallow, Butterprint

Acalypha virginica var. rhomboidea — Common Threeseed Mercury, Rhombic Copperleaf

Acanthoxanthium spinosum — Spiny Cocklebur

Acer pseudo-platanus — Sycamore Maple, Planetree Maple

Acerates floridana — Longleaf Milkweed, Savanna Milkweed

Acetosa hastatula — Wild Dock, Sourgrass, Heartwing Sorrel, Heartwing Dock

Acetosella acetosella — Sheep Sorrel, Sourgrass, Red Sorrel, Field Sorrel

Achyranthes japonica — Japanese Chaff-flower

Achyranthes philoxeroides — Alligator-weed

Acmispon americanus var. helleri — Carolina Prairie-trefoil

Acnida alabamensis — Southern Water-hemp, Southern Amaranth, Careless

Acnida cuspidata — Southern Water-hemp, Southern Amaranth, Careless

Aconogonon polystachyum — Himalayan Knotweed, Kashmir Plume, cultivated knotweed

Acosta diffusa — Tumble Knapweed

Actinomeris alternifolia — Common Wingstem

Actinospermum angustifolium — Sandhill Honeycomb-head, Sandhill Balduina

Acuan illinoense — Illinois Bundleflower, Prairie Mimosa

Adicea pumila — Greenfruit Clearweed, Richweed, Coolwort, Canadian Clearweed

Aesculus glabra — Ohio Buckeye, Fetid Buckeye

Agalinis acuta — Tenlobe Gerardia, Sandplain Agalinis, Tenlobe False Falseglove

Agalinis tenuifolia var. leucanthera — Common Gerardia, Slenderleaf Agalinis, Slender False Foxglove, Slender Gerardia

Agalinis tenuifolia var. macrophylla — Common Gerardia, Slenderleaf Agalinis, Slender False Foxglove, Slender Gerardia

Agalinis tenuifolia var. polyphylla — Common Gerardia, Slenderleaf Agalinis, Slender False Foxglove, Slender Gerardia

Agaloma graminea — grassleaf spurge

Ageratina aromatica var. incisa — Small-leaved White Snakeroot, Aromatic Snakeroot, Wild-hoarhound, Small White Snakeroot

Agrimonia bicknellii — Downy Agrimony

Agrimonia platycarpa — Low Agrimony, Small-fruited Agrimony

Agrostis alba — Black Bentgrass, Redtop Bentgrass, Redtop

Agrostis hiemalis — Ticklegrass, Small Bentgrass, Hairgrass, Winter Bentgrass

Agrostis palustris — Creeping Bentgrass

Agrostis perennans var. elata — Coastal Bog Bentgrass

Agrostis perennans var. perennans — Autumn Bentgrass, Upland Bentgrass, Upland Bent

Aira caryophyllaea — Silver Hairgrass

Aira caryophyllea var. capillaris — Elegant Hairgrass, Annual Silver Hairgrass

Aira caryophyllea var. caryophyllea — Silver Hairgrass

Aira elegantissima — Elegant Hairgrass, Annual Silver Hairgrass

Aira flexuosa — Appalachian Hairgrass, Crinkled Hairgrass, Common Hairgrass, Wavy Hairgrass

Albizzia julibrissin — Mimosa, Silktree, Albizia

Aleurites fordii — Tung-oil Tree

Alliaria officinalis — Garlic Mustard, Hedge Garlic

Allionia nyctaginea — Wild Four-o'clock, Heart-leaved Umbrella-wort

Allium ampeloprasum var. atroviolaceum — Wild Leek, Yorktown Onion

Allium arenicola — Mobile Onion

Allium atroviolaceum — Wild Leek, Yorktown Onion

Allium microscordion — Mobile Onion

Alnus alnobetula — Green Alder, Mountain Alder

Alnus alnus — Black Alder, European Alder

Alnus rugosa — Speckled Alder

Alnus viridis var. crispa — Green Alder, Mountain Alder

Alopecurus ramosus — Carolina Foxtail Grass

Alsine aquatica — Water-chickweed, Giant Chickweed, Water Mouse-ear

Alsine media — Common Chickweed

Alsine pubera — Giant Chickweed, Star Chickweed, Great Chickweed, Common Starwort

Amarolea americana — Devilwood, Wild Olive

Amelanchier alabamensis — Downy Serviceberry, Sarvisberry

Amelanchier arborea var. alabamensis — Downy Serviceberry, Sarvisberry

Amelanchier oblongifolia — Eastern Serviceberry, Canadian Serviceberry

Ampelamus laevis — Bluevine, Sandvine, Honeyvine

Ampelopsis glandulosa var. brevipedunculata — Porcelain-berry, Amur Peppervine

Ampelopsis heterophylla — Porcelain-berry, Amur Peppervine

Ampelothamnus phillyreifolius — Vine-wicky, Climbing Fetterbush, Climbing Wicky

Amphicarpon amphicarpon — Pinebarrens Peanut-grass, Pinebarrens Goober-grass, New Jersey Goober-grass

Amphistelma scoparia — Leafless Swallow-wort, Cynanchum

Amsonia ciliata var. tenuifolia — Sandhills Bluestar, Fringed Bluestar

Amsonia tabernaemontana var. salicifolia — Eastern Bluestar, Blue Dogbane, Wideleaf Bluestar

Anacampseros telephioides — Allegheny Live-forever, Cliff Orpine, Allegheny Stonecrop

Anacharis densa — Brazilian Waterweed, Brazilian Egeria, "Brazilian Elodea", "Anacharis"

Anagallis arvensis var. arvensis — Scarlet Pimpernel, Poor Man's Weatherglass

Andromeda glaucophylla — Bog-rosemary

Andromeda populifolia — Tall Fetterbush, Florida Leucothoe, Florida Hobblebush, Agarista

Andropogon campyloracheus — Elliott's Bluestem

Andropogon elliottii var. stenophyllus — Narrowleaf Bluestem

Andropogon glomeratus var. glaucopsis — Chalky Bluestem, Purple Bluestem, Coastal Bluestem, Big Chalky Bluestem

Andropogon provincialis — Big Bluestem, Turkeyfoot

Andropogon scoparius var. scoparius — Little Bluestem

Andropogon stolonifer — Creeping Bluestem, Creeping Little Bluestem

Andropogon virginicus var. dealbatus — Wetland White Bluestem

Andropogon virginicus var. glaucopsis — Chalky Bluestem, Purple Bluestem, Coastal Bluestem, Big Chalky Bluestem

Andropogon virginicus var. glaucus — Dryland White Bluestem, Chalky Bluestem

Andropogon virginicus var. glaucus — Wetland White Bluestem

Andropogon virginicus var. glaucus "drylands variant" — Dryland White Bluestem, Chalky Bluestem

Andropogon virginicus var. glaucus "wetlands variant" — Wetland White Bluestem

Andropogon virginicus var. hirsutior — Savanna Bushy Bluestem, Hairy Bluestem

Anemone acutiloba — Sharp-lobed Hepatica, Sharp-lobed Liverleaf

Anemone americana — Round-lobed Hepatica, Round-lobed Liverleaf

Anemone quinquefolia var. bifolia — Wood Anemone

Anemone riparia — Thimbleweed, Tall Thimbleweed, Tall Anemone

Anemonella thalictroides — Windflower, Rue-anemone

Anemonidium canadense — Canada Anemone

Angelica curtisii — Mountain Angelica, Filmy Angelica, Appalachian Angelica

Angelica villosa — Hairy Angelica, Downy Angelica, Deadly Angelica

Antennaria calophylla — Big-head Pussytoes

Antennaria fallax var. calophylla — Big-head Pussytoes

Antennaria howellii — Pussytoes

Antennaria neglecta var. argillicola — Shale Barren Pussytoes

Antennaria neglecta var. attenuata — Pussytoes

Antennaria neglecta var. neglecta — Field Pussytoes

Antennaria neglecta var. neodioica — Pussytoes

Antennaria neodioica var. attenuata — Pussytoes

Antennaria neodioica var. neodioica — Pussytoes

Antennaria parlinii var. arnoglossa — Parlin's Pussytoes

Antennaria plantaginifolia var. parlinii — Parlin's Pussytoes

Antennaria virginica var. argillicola — Shale Barren Pussytoes

Antennaria virginica var. virginica — Shale Barren Pussytoes

Antenoron virginianum — Jumpseed

Anthemis arvensis var. agrestis — Corn Chamomile, Field Chamomile

Anthemis arvensis var. arvensis — Corn Chamomile, Field Chamomile

Anthriscus scandicinus — Bur Chervil, Bur-parsley

Anticlea elegans — White Death-camas, White Camass

Anychia canadensis — Forked Chickweed, Canada Whitlow-wort, Smooth Forked Nailwort

Arabis burkii — Burk's Smooth Rockcress, Porter's Rockcress

Arabis burkii — Common Smooth Rockcress

Arabis laevigata — Common Smooth Rockcress

Arabis virginica — Sibara, Virginia-cress, Virginia Rockcress, Virginia Winged Rockcress

Arabis viridis var. viridis — Missouri Rockcress

Arachis prostrata — Grassnut

Arenaria alabamensis — Piedmont Sandwort, One-flower Sandwort

Arenaria glabra — Appalachian Sandwort

Arenaria lanuginosa ssp. lanuginosa var. longipedunculata — Spreading Sandwort

Arenaria patula var. patula — Lime-barren Sandwort, Glade Sandwort

Arenaria serpyllifolia ssp. leptoclados — Lesser Thymeleaf Sandwort, Slender Sandwort

Arenaria serpyllifolia var. serpyllifolia — Large Thymeleaf Sandwort

Argemone alba — White Prickly-poppy, Carolina Poppy

Arisaema triphyllum var. acuminatum — Florida Jack in the Pulpit

Arisaema triphyllum var. pusillum — Small Jack in the Pulpit

Arisaema triphyllum var. triphyllum — Common Jack in the Pulpit, Indian Turnip

Arisaema triphyllum var. triphyllum — Bog Jack in the Pulpit, Northern Jack in the Pulpit

Aristida stricta var. beyrichiana — Southern Wiregrass

Aristida stricta var. stricta — Carolina Wiregrass, Pineland Three-awn

Aristolochia convolvulacea — Turpentine-root, Virginia Snakeroot, Serpent Birthwort

Aristolochia durior — Dutchman's Pipe, Pipevine

Aristolochia hastata — Turpentine-root, Virginia Snakeroot, Serpent Birthwort

Aristolochia littoralis — Elegant Dutchman's Pipe, Calico Flower

Arnoglossum muehlenbergii — Great Indian Plantain

Arnoglossum muhlenbergii — Great Indian Plantain

Aronia atropurpurea — Purple Chokeberry

Arsenococcus frondosus — Southern Maleberry, He-huckleberry

Arsenococcus ligustrinus — Northern Maleberry, He-huckleberry

Artemisia ludoviciana var. gnaphalodes — White Sagebrush, Prairie Sage

Artemisia ludoviciana var. ludoviciana — White Sagebrush, Prairie Sage

Artemisia stellerana — Beach Wormwood, Dusty Miller, Hoary Mugwort, Oldwoman

Arundinaria gigantea ssp. gigantea — River Cane, Giant Cane

Arundinaria gigantea ssp. tecta — Switch Cane, Small Cane, Mutton Grass

Arundinaria gigantea ssp. tecta — Hill Cane

Arundinaria tecta var. decidua — Hill Cane

Arundo donax var. donax — Giant Reed

Arundo donax var. versicolor — Giant Reed

Asarum arifolium — Little Brown Jug, Arrowhead Heartleaf, Arrowleaf Heartleaf

Asarum arifolium var. arifolium — Little Brown Jug, Arrowhead Heartleaf, Arrowleaf Heartleaf

Asarum callifolium — heartleaf

Asarum canadense var. acuminatum — Acuminate Wild Ginger

Asarum canadense var. reflexum — Reflexed Wild Ginger

Asarum contractum — Dwarf-flower Heartleaf

Asarum contractum — French Broad Heartleaf, Carolina Heartleaf

Asarum contractum — Mountain Heartleaf

Asarum harperi — Harper's Heartleaf

Asarum heterophyllum — Heartleaf Ginger, Variable-leaf Heartleaf, Wild Ginger

Asarum lewisii — Lewis's Heartleaf

Asarum minus — Little Heartleaf, Small Heartleaf Ginger

Asarum rhombiformis — Dwarf-flower Heartleaf

Asarum rhombiformis — French Broad Heartleaf, Carolina Heartleaf

Asarum ruthii — Appalachian Little Brown Jug

Asarum shuttleworthii var. harperi — Harper's Heartleaf

Asarum shuttleworthii var. shuttleworthii — Large-flower Heartleaf, Wild Ginger

Asarum species 1 — Sandhills Heartleaf, Streamhead Heartleaf

Asarum virginicum — Virginia Heartleaf, Virginia Ginger

Asclepias lanceolata var. paupercula — Fewflower Milkweed, Red Milkweed

Asclepias laurifolia — Purple Savanna Milkweed, Red Milkweed, Bog Milkweed

Asclepias longifolia ssp. hirtella — Barrens Milkweed

Asclepias longifolia var. hirtella — Barrens Milkweed

Asclepias longifolia var. longifolia — Longleaf Milkweed, Savanna Milkweed

Asclepias pulchra — Eastern Swamp Milkweed

Asclepiodora viridis — Green Antelope-horn, Spider Milkweed, Green Milkweed

Ascyrum hypericoides — St. Andrew's Cross

Ascyrum hypericoides var. multicaule — Creeping St. Andrew's Cross, Low St. Johnswort, Straggling St. Johnswort

Ascyrum linifolium — St. Andrew's Cross

Ascyrum pumilum — Pineland St. Johnswort

Ascyrum stans — St. Peter's-wort, St. Andrew's Cross, St. Peter's Cross

Ascyrum tetrapetalum — Low St. Peter's-wort

Asemeia cumulicola — Showy Milkwort

Asimina ×piedmontana [parviflora × triloba] — Hybrid Pawpaw

Asplenium ×pinnatifidum — Lobed Spleenwort

Aspris capillaris — Elegant Hairgrass, Annual Silver Hairgrass

Aspris caryophyllea — Silver Hairgrass

Aster asperifolius — Wavyleaf Aster

Aster avitus — Alexander's Rock Aster

Aster brachypholis — Small White Aster

Aster camptosorus — Short's Aster, Midwestern Blue Heart-leaved Aster

Aster chlorolepis — Blue Ridge White Heart-leaved Aster, Mountain Wood-aster

Aster claviger — Wavyleaf Aster

Aster concinnus — Narrowleaf Smooth Blue Aster, Harmonious Aster

Aster conduplicatus — Purplestem Aster, Swamp Aster

Aster cordifolius var. sagittifolius — White Arrowleaf Aster, Arrowleaf Blue Wood Aster

Aster coridifolius — Bushy Aster, Long-stalked Aster, Rice Button Aster

Aster corrigiatus — Wavyleaf Aster

Aster elodes — New York Aster

Aster eryngiifolius — Eryngo-leaved Aster, Thistleleaf Aster

Aster falcidens — Smooth Blue Aster

Aster georgianus — Georgia Aster

Aster glomeratus — Schreber's Aster

Aster gracilescens — Wavyleaf Aster

Aster laevis — Smooth Blue Aster

Aster lanceolatus ssp. lanceolatus var. latifolius — Broadleaf Panicled Aster, White Panicle Aster

Aster lanceolatus var. lanceolatus — Panicled Aster, White Panicle Aster, Tall White Aster

Aster lanceolatus var. latifolius — Broadleaf Panicled Aster, White Panicle Aster

Aster lanceolatus var. simplex — Broadleaf Panicled Aster, White Panicle Aster

Aster linguiformis — Wavyleaf Aster

Aster loriformis — Wavyleaf Aster

Aster lowrieanus — Smooth Heartleaf Aster, Lowrie's Blue Wood Aster, Lowrie's Aster

Aster mirabilis — Piedmont Aster, Bouquet Aster

Aster mohrii — Wavyleaf Aster

Aster patens var. georgianus — Georgia Aster

Aster patens var. patens — Late Purple Aster, Common Clasping Aster, Late Blue Aster, Skydrop Aster

Aster patens var. phlogifolius — Appalachian Clasping Aster, Thinleaf Late Purple Aster

Aster phlogifolius — Appalachian Clasping Aster, Thinleaf Late Purple Aster

Aster pilosus var. pilosus — Frost Aster, White Heath Aster

Aster plumarius — Smooth Heartleaf Aster, Lowrie's Blue Wood Aster, Lowrie's Aster

Aster praealtus — Willowleaf Aster, Veiny-lined Aster, Tall Aster, Willow Aster

Aster praealtus var. angustior — Willowleaf Aster, Veiny-lined Aster, Tall Aster, Willow Aster

Aster praealtus var. praealtus — Willowleaf Aster, Veiny-lined Aster, Tall Aster, Willow Aster

Aster proteus — Wavyleaf Aster

Aster ptarmicoides — Prairie Goldenrod, White Prairie-goldenrod, Upland White Aster

Aster puniceus var. elliottii — Elliott's Aster, Southern Swamp Aster

Aster radula — Rough-leaved Aster, Low Rough Aster

Aster radula var. radula — Rough-leaved Aster, Low Rough Aster

Aster retroflexus — Curtis's Aster, Rigid Whitetop Aster

Aster schreberi — Schreber's Aster

Aster sericeus — Western Silvery Aster

Aster sericocarpoides — Pocosin Flat-top Aster, Southern Whitetop, Streamhead Flat-top Aster, Southern Flat-top Aster

Aster shortii — Short's Aster, Midwestern Blue Heart-leaved Aster

Aster shortii var. camptosorus — Short's Aster, Midwestern Blue Heart-leaved Aster

Aster subulatus var. ligulatus — Midwestern Salt-marsh Aster, Annual Water Aster, Yard Aster

Aster subulatus var. subulatus — Eastern Saltmarsh Aster, Annual Saltmarsh Aster

Aster sylvestris — Wavyleaf Aster

Aster triangularis — Wavyleaf Aster

Aster truellius — Wavyleaf Aster

Aster walteri — Walter's Aster

Astranthium integrifolium var. integrifolium — Eastern Western-daisy, Entireleaf Western-daisy

Atamosco atamasco — Common Atamasco Lily, Rain-lily, Easter Lily, Naked Lily

Atamosco candida — Fall Rain-lily, Autumn Zephyrlily

Atamosco simpsonii — Florida Atamasco Lily, Red-margined Atamasco Lily, Rain-lily

Atamosco treatiae — Rain-lily, Treat's Zephyr-lily

Athyrium filix-femina var. angustum — Northern Lady Fern

Athyrium filix-femina var. asplenioides — Southern Lady Fern

Athyrium filix-femina var. michauxii — Northern Lady Fern

Athyrium niponicum — Japanese Painted Fern

Atragene americana — Mountain Clematis, Purple Clematis

Atriplex patula var. hastata — Thinleaf Orach, Fat-hen, Triangle Orach

Atriplex patula var. patula — Spear Orach

Aureolaria pedicularia var. pectinata — Southern Oak-leach, Sticky False Foxglove, Combleaf Yellow False Foxglove

Azalea alabamensis — Alabama Azalea

Azalea arborescens — Sweet Azalea, Smooth Azalea

Azalea atlantica — Dwarf Azalea, Coastal Azalea

Azalea austrina — Florida Flame Azalea, Yellow Azalea

Azalea calendulacea — Flame Azalea

Azalea canescens — Piedmont Azalea, Southern Pinxterbloom Azalea, Hoary Azalea

Azalea nudiflora — Pinxterflower, Pinxterbloom Azalea, Election Pink, Pinxter Azalea

Azalea oblongifolia — Swamp Azalea, Clammy Azalea, Swamp Honeysuckle, Catchfly Azalea

Azalea pilosa — Minniebush

Azalea prinophylla — Election Pink, Roseshell Azalea, Early Azalea

Azalea prunifolia — Plumleaf Azalea

Azalea serrulata — Swamp Azalea, Clammy Azalea, Sweet Azalea

Azalea speciosa — Oconee Azalea

Azalea viscosa — Swamp Azalea, Clammy Azalea, Swamp Honeysuckle, Catchfly Azalea

Azalea viscosa — Clammy Azalea

Azolla microphylla — Carolina Mosquito-fern, Eastern Mosquito-fern, Water Fern

Bacopa acuminata — Mecardonia, Common Axilflower

Bacopa stragula — Tropical Water-hyssop

Balsamita major — Mint-geranium

Baptisia albescens × B. tinctoria — a hybrid Wild Indigo

Baptisia lactea var. lactea — white wild indigo

Baptisia minor var. aberrans — Eastern Prairie Blue Wild Indigo, Glade Wild Indigo

Baptisia pendula var. macrophylla — white wild indigo

Batodendron arboreum — Sparkleberry, Farkleberry

Batschia canescens — Hoary Puccoon, Indian-paint

Batschia caroliniensis — Coastal Plain Puccoon, Hairy Puccoon, Sandhill Puccoon

Befaria racemosa — Tarflower, Flycatcher

Benzoin aestivale — Northern Spicebush, Wild Allspice

Benzoin melissaefolium — Southern Spicebush, Pondberry

Berberis bealei — Leatherleaf Mahonia, Chinese Mahonia, Holly-grape

Berberis julianiae — Evergreen Barberry, Wintergreen Barberry

Berberis nervosa — Cascade Oregon Grape, Cascades Mahonia

Bicuculla canadensis — Squirrel Corn

Bicuculla cucullaria — Dutchman's Britches

Bicuculla eximia — Wild Bleeding Heart

Bidens aristosa var. aristosa — Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

Bidens aristosa var. mutica — Ditch Daisy, Bearded Beggarticks, Midwestern Tickseed-sunflower, Tickseed Sunflower

Bidens tripartita ssp. comosa — Strawstem Beggarticks

Bignonia radicans — Trumpetcreeper, Trumpet Vine, Cow-Itch Vine

Bilderdykia cristata — Crested Climbing Buckwheat, Climbing False Buckwheat

Bilderdykia scandens — Common Climbing Buckwheat

Biltia vaseyi — Pinkshell Azalea

Biota orientalis — Oriental Arborvitae, Tree-of-life

Blephariglottis albiflora — Small White Fringed Orchid

Blephariglottis blephariglottis — Small White Fringed Orchid

Blephariglottis ciliaris — Yellow Fringed Orchid

Blephariglottis conspicua — Large White Fringed Orchid, Southern White Fringed Orchid

Blephariglottis cristata — Crested Fringed Orchid, Golden Fringed Orchid

Blephariglottis grandiflora — Large Purple Fringed Orchid, Plume-royal, Greater Purple Fringed Orchid

Blephariglottis integrilabia — Monkey-face Orchid, White Fringeless Orchid

Blephariglottis lacera — Ragged Fringed Orchid, Green Fringed Orchid, Ragged Orchid

Blephariglottis peramoena — Purple Fringeless Orchid, Purple Spire Orchid, Pride-of-the-peak

Blephariglottis psycodes — Small Purple Fringed Orchid, Butterfly Orchid, Lesser Purple Fringed Orchid

Boechera burkii — Burk's Smooth Rockcress, Porter's Rockcress

Boechera canadensis — Canada Rockcress, Sicklepod

Boechera laevigata — Burk's Smooth Rockcress, Porter's Rockcress

Boechera laevigata — Common Smooth Rockcress

Boechera missouriensis — Missouri Rockcress

Boechera patens — Spreading Rockcress

Boehmeria drummondiana — False Nettle

Boerhaavia erecta — Erect Spiderling

Bonamia angustifolia — Narrowleaf Dawnflower

Borreria laevis — woodland false buttonweed

Borreria verticillata — Shrubby Buttonweed, Whitehead Broom, Boton Blanco

Botrychium matricariaefolium — Daisyleaf Moonwort

Botrypus lunarioides — Winter Grapefern

Bowlesia septentrionalis — Hoary Bowlesia

Brachiaria ramosa — Browntop Millet, Dixie Signalgrass

Brachychaeta sphacelata — Heartleaf Goldenrod, False Goldenrod, Limestone Goldenrod, Autumn Goldenrod

Brachyelytrum erectum var. erectum — Bearded Shorthusk

Brachyelytrum erectum var. septentrionale — Northern Shorthusk

Brachyelytrum septentrionale — Northern Shorthusk

Bradburya virginiana — Climbing Butterfly-pea, Spurred Butterfly-pea

Brassica campestris — Turnip, Field Mustard, Field Rape, Chinese Cabbage

Bromus hordeaceus — Soft Chess, Lopgrass, Soft Brome

Bromus japonicus var. japonicus — Japanese Chess, Japanese Brome

Bromus japonicus var. porrectus — Japanese Chess, Japanese Brome

Bromus laeviglumis — Hairy Woodland Brome, Common Eastern Brome, Canada Brome

Bromus purgans var. laeviglumis — Hairy Woodland Brome, Common Eastern Brome, Canada Brome

Bromus purgans var. purgans — Hairy Woodland Brome, Common Eastern Brome, Canada Brome

Buddleia davidii — Orange-eye Butterflybush, Summer-lilac

Buddleia lindleyana — Lindley's Butterflybush

Bumelia lanuginosa — Eastern Gum Bumelia, Eastern Gum Bully

Bumelia thornei — Thorne's Bumelia, Swamp Bumelia

Bursa bursa-pastoris — Common Shepherd's Purse

Buxella brachycera — Box Huckleberry

Cacalia diversifolia — Variable-leaf Indian Plantain

Cacalia ovata — Broadleaf Indian Plantain, Ovateleaf Indian Plantain, Ovateleaf Cacalia

Cacalia rugelia — Rugel's Ragwort, Rugelia, Rugel's Indian Plantain

Calamintha ashei — Ashe's Savory, Ashe's Calamint, Ohoopee Dunes Wild Basil

Calamintha coccinea — Scarlet Wild Basil, Scarlet Calamint, Red Mint Shrub

Calamintha georgiana — Georgia Savory, Georgia Basil, Georgia Calamint, False Peppermint

Calamintha nepeta ssp. glandulosa — Lesser Calamint, Basil-thyme

Callitropsis arizonica — Arizona Cypress

Calycanthus floridus var. floridus — Sweetshrub, Carolina Allspice, Strawberry-shrub, Sweet Bubby-bush

Calystegia catesbeiana ssp. catesbeiana — Catesby's Bindweed, Catesby's False Bindweed

Calystegia catesbeiana ssp. sericata — Blue Ridge Bindweed, Silky Bindweed, Downy False Bindweed

Calystegia sepium ssp. americanum — Northeastern Bindweed

Calystegia sepium var. fraterniflora — Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

Calystegia silvatica ssp. fraterniflorus — Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

Calystegia silvatica var. fraterniflora — Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

Calystegia spithamaea ssp. stans — Shale Bindweed

Campanula aparinoides var. aparinoides — Marsh-bellflower, Bedstraw Bellflower

Campanula aparinoides var. grandiflora — Largeflower Marsh-bellflower

Campanula uliginosa — Largeflower Marsh-bellflower

Campe barbarea — Yellow Rocket-cress, Common Winter-cress, Yellow Rocket, Creasy

Campe stricta — Yellow Rocket-cress, Common Winter-cress, Yellow Rocket, Creasy

Campe verna — Early Winter-cress, Creasy

Camphora camphora — Camphortree

Camptosorus rhizophyllus — Walking Fern

Campulosus aromaticus — Toothache Grass, Orange Grass

Campulosus floridanus — Florida Toothache Grass, Florida orangegrass

Cannabis sativa var. sativa — Marijuana, Hemp

Cannabis sativa var. spontanea — Marijuana, Hemp

Capnoides flavulum — Yellow Fumitory, Yellow Harlequin, Short-spurred Corydalis

Capnoides halei — Southern Corydalis

Capnoides incisa — Incised Fumewort, Purple Keman

Capnoides micranthum — Slender Corydalis

Capriola dactylon — Bermuda Grass, Scotch Grass

Capsella rubella — Common Shepherd's Purse

Carara didyma — Wart-cress, Lesser Swine-cress

Cardamine arenicola — Sand Bittercress, Small-flowered Bittercress

Cardamine heterophylla — Eastern Slender Toothwort

Cardamine multifida — Dissected Toothwort, Fineleaf Toothwort, Forkleaf Toothwort

Cardamine parviflora — Sand Bittercress, Small-flowered Bittercress

Cardamine rhomboidea — Bulbous Bittercress, Spring Cress

Carduus nutans ssp. macrolepis — Nodding Thistle, Musk Thistle

Carex abdita — Parasol Sedge

Carex albicans — White-tinged Sedge, Architectural Sedge

Carex amphibola var. amphibola — Eastern Narrowleaf Sedge

Carex amplisquama — Fibrous-rooted Sedge

Carex asa-grayi — Gray's Sedge

Carex atlantica var. atlantica — Prickly Bog Sedge

Carex bromoides var. bromoides — Common Brome Sedge, Brome-like Sedge

Carex collinsiae — Collins' Sedge

Carex communis var. amplisquama — Fibrous-rooted Sedge

Carex complanata var. complanata — Hirsute Sedge

Carex convoluta — Rosy Sedge

Carex crinita — Long-fringed Sedge, Drooping Sedge

Carex crinita — Mitchell's Sedge

Carex debilis var. intercursa — Allegheny Sedge

Carex flaccosperma var. flaccosperma — Meadow Sedge, Blue Wood Sedge, thinfruit sedge

Carex flaccosperma var. pigra — Lazy Sedge

Carex fraseri — Fraser's Sedge, Lily-leaf Sedge

Carex glaucescens var. androgyna — Warty Sedge

Carex glaucodea — Lazy Sedge

Carex granularis var. granularis — Limestone Meadow Sedge, Corncob Sedge

Carex granularis var. haleana — Limestone Meadow Sedge, Corncob Sedge

Carex grayii — Gray's Sedge

Carex haleana — Limestone Meadow Sedge, Corncob Sedge

Carex incomperta — Prickly Bog Sedge

Carex laevi-vaginata — Smooth-sheath Sedge

Carex laxiflora var. angustifolia — Lined Sedge

Carex laxiflora var. blanda — Eastern Woodland Sedge, Charming Sedge

Carex laxiflora var. gracillima — Slender Sedge, Slender Loose-flowered Sedge

Carex laxiflora var. latifolia — White Bear Sedge

Carex laxiflora var. laxiflora — Broad Loose-flowered Sedge

Carex laxiflora var. purpurifera — Limestone Purple Sedge

Carex lunelliana — Heavy Sedge, Pregnant Sedge

Carex lurida var. gracilis — Bailey's Sedge

Carex magnifolia — Thicket Sedge

Carex microrhyncha — Parasol Sedge

Carex nigro-marginata — Black-edged Sedge

Carex nigro-marginata var. muhlenbergii — White-tinged Sedge, Architectural Sedge

Carex nigro-marginata var. nigro-marginata — Black-edged Sedge

Carex oxylepis var. pubescens — Sharp-scaled Sedge

Carex pedunculata ssp. pedunculata — Longstalk Sedge, Pedunculate Sedge

Carex pennsylvanica — Pennsylvania Sedge, High Meadow Sedge

Carex strictior — Tussock Sedge, Upright Sedge

Carex tenera var. tenera — Slender Sedge, Quill Sedge

Carex tetanica var. woodii — Wood's Sedge, Pretty Sedge

Carex umbellata var. tonsa — Shaved Sedge

Carex varia — White-tinged Sedge, Architectural Sedge

Carex virescens var. swanii — Swan's Sedge

Carex vulpinoidea var. ambigua — Yellow-fruited Sedge

Carex walteriana var. walteriana — Walter’s Sedge, Pocosin Sedge

Carex willdenovii — Limestone Forest Sedge

Carex willdenovii — Willdenow's Sedge

Carex willdenovii — Southern Willdenow's Sedge, Widow Sedge

Carex willdenowii var. megarrhyncha — Limestone Forest Sedge

Carex willdenowii var. megarrhyncha — Southern Willdenow's Sedge, Widow Sedge

Carphephorus odoratissimus var. odoratissimus — Vanilla-leaf, Deer's-tongue, Pineland Purple

Cartrema americana — Devilwood, Wild Olive

Carya ovalis var. hirsuta — Pignut Hickory

Carya ovata var. australis — Carolina Shagbark Hickory, Southern Shagbark Hickory, Carolina Hickory

Carya ovata var. ovata — Common Shagbark Hickory

Castalia flava — Yellow Water-lily, Banana Water-lily

Castanea alnifolia+ — Common Chinquapin, Chinkapin, Allegheny Chinquapin

Castanea pumila var. ashei — Common Chinquapin, Chinkapin, Allegheny Chinquapin

Catalpa catalpa — Southern Catalpa, Fishbait Tree, Cigar Tree

Cathartolinum floridanum — Florida Yellow Flax, Savanna Flax

Cathartolinum floridanum — Yellow-fruited Yellow Flax, Florida yellow flax

Cathartolinum intercursum — Bicknell's Yellow Flax, Sandplain Yellow Flax

Cathartolinum macrosepalum — Florida Yellow Flax, Savanna Flax

Cathartolinum medium — Texas Yellow Flax, Stiff Yellow Flax, Spreading Flax, Texas Flax

Cathartolinum striatum — Ridgestem Yellow Flax, Ridged Yellow Flax

Cathartolinum virginianum — Virginia Yellow Flax, Woodland Flax

Caulophyllum thalictroides var. giganteum — Northern Blue Cohosh, Giant Blue Cohosh

Celastrus orbiculata — Oriental Bittersweet

Celtis georgiana — Georgia Hackberry, Dwarf Hackberry

Celtis laevigata var. laevigata — Sugarberry, Southern Hackberry, Smooth Hackberry, Lowland Hackberry

Celtis laevigata var. smallii — Small's Hackberry

Celtis mississippiensis — Sugarberry, Southern Hackberry, Smooth Hackberry, Lowland Hackberry

Celtis tenuifolia var. georgiana — Georgia Hackberry, Dwarf Hackberry

Cenchrus compressus — Chinese Fountaingrass, Black Fountaingrass

Cenchrus pauciflorus — Northern Sandspur, Common Sandspur, Longbristle Sandbur

Cenchrus spicatus — Pearl Millet

Cenchrus viridis — Slimbristle Sandspur

Centaurea biebersteinii — Spotted Knapweed, Bushy Knapweed

Centaurea debeauxii ssp. thuillieri — Meadow Knapweed

Centaurea monctonii — Meadow Knapweed

Centaurea repens — Russian Knapweed

Centaurea transalpina — Tyrol Knapweed, Short-fringed Knapweed

Centella repanda — Centella, Erect Coinleaf, False Pennywort

Cerastium brachypetalum ssp. brachypetalum — Gray Mouse-ear Chickweed, Gray Chickweed

Cerastium longepedunculatum — Nodding Mouse-ear Chickweed, Nodding Chickweed

Cerastium vulgatum — Mouse-ear Chickweed

Cerasus avium — Mazzard Cherry, Sweet Cherry, Bing Cherry

Chaerophyllum tainturieri var. dasycarpum — Southern Chervil, Wild Chervil, Hairyfruit Chervil

Chaerophyllum teinturièri — Southern Chervil, Wild Chervil, Hairyfruit Chervil

Chaetochloa corrugata — coastal bristlegrass

Chaetochloa geniculata — Perennial Foxtail-grass, Knotroot Bristlegrass, Marsh Foxtail, Knotroot Foxtail

Chaetochloa italica — Yellow Foxtail, Italian Millet, Foxtail Millet, Italian Foxtail

Chaetochloa lutescens — Yellow Foxtail

Chaetochloa magna — Saltmarsh Foxtail-grass, Giant Foxtail-grass, Giant Bristlegrass

Chaetochloa verticillata — Hooked Bristlegrass

Chaetochloa viridis — Green Foxtail, Green Bristlegrass

Chamaelirium obovale — Fairywand, Devil's Bit

Chamaenerion angustifolium — Great Willowherb, Fireweed

Chamaenerion danielsii — Great Willowherb, Fireweed

Chamaesyce ingallsii — Southern Seaside Spurge, Dixie Sandmat

Chamerion platyphyllum — Great Willowherb, Fireweed

Cheilanthes sinuata — Wavy Cloak Fern, Wavy Scaly Cloak Fern

Cheilanthes vestita — Hairy Lipfern

Chelone lyoni — Mountain Turtlehead, Pink Turtlehead, Appalachian Turtlehead

Chenopodium album var. missouriense — Lambsquarters, Pigweed

Chenopodium ambrosioides var. ambrosioides — Mexican-tea, Epazote

Chenopodium ambrosioides var. ambrosioides — Wormseed, Epazote

Chenopodium ambrosioides var. anthelminticum — Wormseed, Epazote

Chiogenes hispidula — Creeping Snowberry, Moxie

Christella normalis — Kunth's Maiden Fern, Southern Shield Fern, Southern Wood Fern

Chrosperma muscaetoxicum — Fly-poison

Chrysanthemum balsamita — Mint-geranium

Chrysopsis arenicola — Woolly Goldenaster, Cottonleaf Goldenaster, Gossamer Goldenaster, Cottony Goldenaster

Chrysopsis camporum — Nashville Camphorweed, Lemon-yellow Goldenaster, Lemon-yellow False Goldenaster

Chrysopsis camporum var. glandulissima — Nashville Camphorweed, Lemon-yellow Goldenaster, Lemon-yellow False Goldenaster

Chrysopsis decumbens — Woolly Goldenaster, Cottonleaf Goldenaster, Gossamer Goldenaster, Cottony Goldenaster

Chrysopsis graminifolia — Common Silkgrass, Grassleaf Goldenaster

Chrysopsis graminifolia — Carolina Silkgrass, Pineland Silkgrass, Grassleaf Goldenaster

Chrysopsis graminifolia var. aspera — Carolina Silkgrass, Pineland Silkgrass, Grassleaf Goldenaster

Chrysopsis graminifolia var. aspera — Pineland Silkgrass, Sticky Goldenaster, Grassleaf Goldenaster

Chrysopsis graminifolia var. graminifolia — Narrowleaf Silkgrass, Grassleaf Goldenaster

Chrysopsis graminifolia var. latifolia — Common Silkgrass, Grassleaf Goldenaster

Chrysopsis graminifolia var. microcephala — Smallhead Silkgrass, Grassleaf Goldenaster

Chrysopsis graminifolia var. microcephala — Narrowleaf Silkgrass, Grassleaf Goldenaster

Chrysopsis longii — Woolly Goldenaster, Cottonleaf Goldenaster, Gossamer Goldenaster, Cottony Goldenaster

Chrysopsis oligantha — Narrowleaf Goldenaster, Few-flowered Goldenaster, Bog Goldenaster

Chrysopsis pinifolia — Sandhills Goldenaster, Taylor County Goldenaster, Taylor County Silkgrass

Chrysopsis ruthii — Ruth's Goldenaster

Chrysopsis villosa var. camporum — Nashville Camphorweed, Lemon-yellow Goldenaster, Lemon-yellow False Goldenaster

Ciclospermum ammi — Marsh-parsley

Ciclospermum leptophyllum — Marsh-parsley

Cicuta curtissii — Southern Water Hemlock

Cicuta maculata var. curtissii — Southern Water Hemlock

Cinna arundinacea var. arundinacea — Common Woodreed, Stout Woodreed, Sweet Woodreed

Cinna arundinacea var. inexpansa — Common Woodreed, Stout Woodreed, Sweet Woodreed

Circaea alpina var. alpina — Alpine Enchanter's Nightshade, Smaller Enchanter's Nightshade

Circaea latifolia — Canada Enchanter's Nightshade

Circaea quadrisulcata var. canadensis — Canada Enchanter's Nightshade

Cirsium odoratum — Pasture Thistle

Cissus incisa — Marine-ivy

Cissus verticillata — Thicket Creeper, Woodbine

Citrullus citrullus — Watermelon

Citrullus lanatus ssp. lanatus — Watermelon

Citrus aurantium — Sour Orange, Marmalade Orange, Sweet Orange, Bitter Orange

Cleistes divaricata var. bifaria — Appalachian Small Spreading Pogonia, Smaller Rosebud Orchid, Upland Spreading Pogonia

Cleistes divaricata var. bifaria — Coastal Plain Small Spreading Pogonia

Cleistes divaricata var. divaricata — Rosebud Orchid, Large Spreading Pogonia

Cleome spinosa — Cleome, Spiderflower, Pinkqueen

Clinopodium nepeta — Lesser Calamint, Basil-thyme

Cochranea anchusaefolia — Clasping Heliotrope

Coeloglossum bracteatum — Longbract Frog Orchid, Long-bracted Orchid

Coeloglossum viride — Longbract Frog Orchid, Long-bracted Orchid

Coleataenia anceps — Beaked Panicum, Beaked Panicgrass

Coleosanthus cordifolius — Heartleaf Brickellia, Flyr's False-boneset

Colocasia antiquorum — Elephant's Ear, Taro, Dasheen

Comandra richardsiana — Eastern Bastard Toadflax

Commelina angustifolia — Sand Dayflower, Pineland Dayflower, Slender Dayflower

Commelina communis var. communis — Asiatic Dayflower, Common Dayflower

Commelina communis var. ludens — Asiatic Dayflower, Common Dayflower

Commelina crispa — Sand Dayflower, Pineland Dayflower, Slender Dayflower

Commelina hasskarlii — Indian Dayflower

Convallaria montana — American Lily-of-the-valley

Convolvulus purshianus — Shale Bindweed

Convolvulus repens — Northeastern Bindweed

Convolvulus sepium var. americanus — Northeastern Bindweed

Convolvulus sepium var. fraterniflorus — Twin-flowered Bindweed, Twoflower Bindweed, Shortstalk False Bindweed

Convolvulus sepium var. repens — Northeastern Bindweed

Convolvulus sepium var. sepium — Appalachian Bindweed

Convolvulus sepium var. sepium — Coastal Plain Bindweed

Coptis groenlandica — Goldthread, Goldenroot, Threeleaf Goldthread

Coptis trifolia ssp. groenlandica — Goldthread, Goldenroot, Threeleaf Goldthread

Coptis trifolia var. groenlandica — Goldthread, Goldenroot, Threeleaf Goldthread

Corallorrhiza maculata — Eastern Spotted Coralroot

Corallorrhiza odontorhiza — Autumn Coralroot

Corallorrhiza wisteriana — Spring Coralroot, Wister's Coralroot

Corculum leptopum — Love-chain, Queen's-jewels, Confederate-vine, Corallita

Corculum leptopus — Love-chain, Queen's-jewels, Confederate-vine, Corallita

Coreopsis cardaminefolia — Plains Coreopsis, Calliopsis, Garden Coreopsis, Golden Tickseed

Coreopsis delphinifolia — Larkspur-leaf Tickseed, Larkspur Coreopsis

Coriflora albicoma — White-haired Leatherflower

Coriflora versicolor — Pale Leatherflower

Coriflora viticaulis — Millboro Leatherflower

Cornus alba var. alba — Red Osier Dogwood, Bailey's Dogwood

Cornus foemina ssp. microcarpa — Eastern Roughleaf Dogwood

Cornus foemina ssp. racemosa — Northern Swamp Dogwood, Gray Dogwood

Cornus stolonifera — Red Osier Dogwood, Bailey's Dogwood

Corydalis micrantha var. australis — Southern Corydalis

Corydalis micrantha var. micrantha — Slender Corydalis

Cotinus americanus — American Smoketree

Cotoneaster pyracantha — Scarlet Firethorn, Pyracantha

Cracca hispidula — Sprawling Hoary-pea

Cracca spicata — Spiked Hoary-pea, Brown-hair Tephrosia, Tawny Goat's Rue

Cracca virginiana — Virginia Goat's Rue, Devil's Shoestrings

Crataegus ×disperma — Two-seed Hawthorn, Spreading Hawthorn

Crataegus ×mohrii — Mohr's Hawthorn

Crataegus ×oreophila — Balsam Mountain Hawthorn

Crataegus ×palmeri — Palmer's Hawthorn

Crataegus ×rufula — Rufous Mayhaw, Florida Mayhaw

Crataegus ×vailiae [calpodendron × uniflora] — Vail’s Hawthorn

Crataegus abdita — Bristol Hawthorn

Crataegus abstrusa — Broadleaved Beautiful Hawthorn

Crataegus abstrusa — Beautiful Hawthorn

Crataegus adunca — Alabama Hawthorn

Crataegus adunca — Ravenel's Hawthorn

Crataegus agrestina — Allegheny Hawthorn

Crataegus alabamensis var. florens — Mississippi Hawthorn

Crataegus alabamensis var. ravenelii — Ravenel's Hawthorn

Crataegus alabamensis var. teres — Smooth Alabama Hawthorn, Montgomery Hawthorn

Crataegus albicans — Downy Hawthorn

Crataegus algens — Cockspur Hawthorn

Crataegus allagheniensis — Allegheny Hawthorn

Crataegus alleghaniensis var. extraria — Valley Head Hawthorn

Crataegus allegheniensis var. allegheniensis — Allegheny Hawthorn

Crataegus allegheniensis var. ignava — Valley Head Hawthorn

Crataegus allegheniensis var. mira — Allegheny Hawthorn

Crataegus amica — Sandhill Hawthorn

Crataegus amnicola — Hillside Hawthorn

Crataegus ancisa — Beautiful Hawthorn

Crataegus anisophylla — Jacksonville Hawthorn

Crataegus annosa — Bristol Hawthorn

Crataegus apiifolia — Parsley Hawthorn, Parsley Haw

Crataegus arborea — Cockspur Hawthorn

Crataegus arcana — Frosted Hawthorn

Crataegus arguta — Sandhill Hawthorn

Crataegus assimilis — Sargent's Hawthorn

Crataegus attrita — Mississippi Hawthorn

Crataegus attrita — Alabama Hawthorn

Crataegus austrina — Beautiful Hawthorn

Crataegus austromontana — Threeflower Hawthorn

Crataegus basilica — Schuette's Hawthorn

Crataegus biltmoreana — Biltmore Hawthorn

Crataegus boyntoni — Boynton's Hawthorn

Crataegus boyntonii — Boynton's Hawthorn

Crataegus calpodendron var. calpodendron — Pear Hawthorn

Crataegus calpodendron var. globosa — Pear Hawthorn

Crataegus calpodendron var. microcarpa — Pear Hawthorn

Crataegus canbyi — Cockspur Hawthorn

Crataegus chapmanii — Pear Hawthorn

Crataegus cibaria — Downy Hawthorn

Crataegus cirrata — Jacksonville Hawthorn

Crataegus clara — Ravenel's Hawthorn

Crataegus collina var. collina — Hillside Hawthorn

Crataegus colonica — Colony Hawthorn, Bluffton Hawthorn

Crataegus communis — Straw-fruited Hawthorn, Straw-fruited Entangled Hawthorn

Crataegus compitalis — Ravenel's Hawthorn

Crataegus concinna — Cutleaf Beautiful Hawthorn

Crataegus confusa — Biltmore Hawthorn

Crataegus consanguinea — Sister Hawthorn

Crataegus constans — Lake Ella Hawthorn

Crataegus crocea — Ocala Hawthorn

Crataegus cullasagensis — Allegheny Hawthorn

Crataegus curva — Ocala Hawthorn

Crataegus dodgei var. dodgei — Dodge Hawthorn

Crataegus dodgei var. flavida — Dodge Hawthorn

Crataegus dolosa — Lake Ella Hawthorn

Crataegus egens — Sand Barren Hawthorn

Crataegus eximia — Sargent's Hawthorn

Crataegus extraria — Valley Head Hawthorn

Crataegus flavida — Dodge Hawthorn

Crataegus floridana — Jacksonville Hawthorn

Crataegus fortis — Mississippi Hawthorn

Crataegus fortis — Alabama Hawthorn

Crataegus fortunata — Yellow-fruited Entangled Hawthorn

Crataegus frugalis — Ocala Hawthorn

Crataegus frugiferans — Allegheny Hawthorn

Crataegus galbana — Bristol Hawthorn

Crataegus gattingeri var. gattingeri — Gattinger's Hawthorn

Crataegus gattingeri var. rigida — Gattinger's Hawthorn

Crataegus geniculata — Dwarf Hawthorn, Restful Hawthorn, Neat Hawthorn

Crataegus geniculata — Woolly Dwarf Hawthorn, Pexa Hawthorn

Crataegus georgiana — Frosted Hawthorn

Crataegus georgiana — Gattinger's Hawthorn

Crataegus germanica — Eurasian Medlar

Crataegus gilva — Sargent's Hawthorn

Crataegus gravida — Downy Hawthorn

Crataegus gregalis — Oneflower Hawthorn, Dwarf Haw

Crataegus illudens — Sandhill Hawthorn

Crataegus illustris — Broadleaved Beautiful Hawthorn

Crataegus impar — Valley Head Hawthorn

Crataegus incana — Ocala Hawthorn

Crataegus ingens — Hillside Hawthorn

Crataegus inops — Sandhill Hawthorn

Crataegus insidiosa — Mississippi Hawthorn

Crataegus interior — Green Hawthorn, Greenhaw

Crataegus invicta — Dwarf Hawthorn, Restful Hawthorn, Neat Hawthorn

Crataegus invicta — Woolly Dwarf Hawthorn, Pexa Hawthorn

Crataegus iracunda var. iracunda — Forest Hawthorn, Stolon-bearing Hawthorn

Crataegus iracunda var. populnea — Forest Hawthorn, Stolon-bearing Hawthorn

Crataegus iracunda var. silvicola — Forest Hawthorn, Stolon-bearing Hawthorn

Crataegus lassa — Sandhill Hawthorn

Crataegus lenis — Beautiful Hawthorn

Crataegus leonensis — Sister Hawthorn

Crataegus macilenta — Beautiful Hawthorn

Crataegus macra — Cockspur Hawthorn

Crataegus macrosperma var. macrosperma — Eastern Hawthorn

Crataegus macrosperma var. roanensis — Eastern Hawthorn

Crataegus maloides — Rufous Mayhaw, Florida Mayhaw

Crataegus margaretta — Margaret's Hawthorn, Fireberry Hawthorn

Crataegus margaretta var. margaretta — Margaret's Hawthorn, Fireberry Hawthorn

Crataegus margarettae — Margaret's Hawthorn, Fireberry Hawthorn

Crataegus margarettae var. margarettae — Margaret's Hawthorn, Fireberry Hawthorn

Crataegus margarettiae — Margaret's Hawthorn, Fireberry Hawthorn

Crataegus margarettiae var. margarettiae — Margaret's Hawthorn, Fireberry Hawthorn

Crataegus meridiana — Sandhill Hawthorn

Crataegus meridionalis — Downy Hawthorn

Crataegus michauxii — Sandhill Hawthorn

Crataegus monogyna var. monogyna — English Hawthorn, Singleseed Hawthorn, One-seeded Hawthorn

Crataegus munda var. pexa — Woolly Dwarf Hawthorn, Pexa Hawthorn

Crataegus neobushii — Bush Hawthorn

Crataegus neofluvialis — New River Hawthorn

Crataegus opima — Broadleaved Beautiful Hawthorn

Crataegus orbiculata — Sister Hawthorn

Crataegus padifolia var. padifolia — Yellow-fruited Entangled Hawthorn

Crataegus pedicellata var. ellwangeriana — Pennsylvania Hawthorn

Crataegus penita — Green Hawthorn, Greenhaw

Crataegus pentaneura — Oneflower Hawthorn, Dwarf Haw

Crataegus pinetorum — Beautiful Hawthorn

Crataegus populifolia — Washington Hawthorn, Virginia Hawthorn

Crataegus populnea — Forest Hawthorn, Stolon-bearing Hawthorn

Crataegus prismatica — Pale-fruited Hawthorn, Birmingham Hawthorn, Pale Hawthorn

Crataegus pruinosa var. gattingeri — Gattinger's Hawthorn

Crataegus pruinosa var. gattingeri — Frosted Hawthorn

Crataegus pulcherrima var. incilis — Cutleaf Beautiful Hawthorn

Crataegus pulla — Ravenel's Hawthorn

Crataegus pyracantha — Scarlet Firethorn, Pyracantha

Crataegus pyracanthoides — Narrowleaf Cockspur Hawthorn

Crataegus pyracanthoides var. arborea — Narrowleaf Cockspur Hawthorn

Crataegus quaesita — Florida Hawthorn, Gulf Hawthorn

Crataegus raleighensis — Oneflower Hawthorn, Dwarf Haw

Crataegus recurva — Ocala Hawthorn

Crataegus resima — Florida Hawthorn, Gulf Hawthorn

Crataegus reverchonii — Mohr's Hawthorn

Crataegus reverchonii var. mohrii — Mohr's Hawthorn

Crataegus reverchonii var. palmeri — Palmer's Hawthorn

Crataegus rhodella — Britton's Hawthorn

Crataegus rigens — Allegheny Hawthorn

Crataegus roanensis — Eastern Hawthorn

Crataegus robur — Beautiful Hawthorn

Crataegus rubella — Little Red Hawthorn

Crataegus rubella — Straw-fruited Hawthorn, Straw-fruited Entangled Hawthorn

Crataegus rugosa — Frosted Hawthorn

Crataegus rustica — Frosted Hawthorn

Crataegus segnis — Bristol Hawthorn

Crataegus silvicola — Forest Hawthorn, Stolon-bearing Hawthorn

Crataegus sinistra — Engelmann's Hawthorn

Crataegus sodalis — Bristol Hawthorn

Crataegus sodalis — Lake Ella Hawthorn

Crataegus sororia var. sororia — Sister Hawthorn

Crataegus sororia var. visenda — Bristol Hawthorn

Crataegus stonei — Biltmore Hawthorn

Crataegus straminea — Straw-fruited Hawthorn, Straw-fruited Entangled Hawthorn

Crataegus tecta — Beautiful Hawthorn

Crataegus torva — Engelmann's Hawthorn

Crataegus tristis — Bristol Hawthorn

Crataegus uniflora var. brittonii — Britton's Hawthorn

Crataegus uniflora var. uniflora — Oneflower Hawthorn, Dwarf Haw

Crataegus venusta var. pallens — Pale-fruited Hawthorn, Birmingham Hawthorn, Pale Hawthorn

Crataegus venusta var. venusta — Red Mountain Hawthorn

Crataegus versuta — Jacksonville Hawthorn

Crataegus viaria — Jacksonville Hawthorn

Crataegus vicinalis — Frosted Hawthorn

Crataegus villaris — Ocala Hawthorn

Crataegus villicarpa — Biltmore Hawthorn

Crataegus viridis + — Green Hawthorn, Greenhaw

Crataegus viridis var. lanceolata — Green Hawthorn, Greenhaw

Crataegus viridis var. ovata — Green Hawthorn, Greenhaw

Crataegus viridis var. velutina — Green Hawthorn, Greenhaw

Crataegus vulsa — Green Hawthorn, Greenhaw

Crataegus yadkinensis — Dwarf Hawthorn, Restful Hawthorn, Neat Hawthorn

Crataegus yadkinensis — Woolly Dwarf Hawthorn, Pexa Hawthorn

Crataegus youngii — Washington Hawthorn, Virginia Hawthorn

Crotalaria brevidens var. intermedia — Slenderleaf Rattlebox

Croton alabamensis — Alabama Croton

Cucurbita melopepo ssp. melopepo var. melopepo — Crookneck Squash, Straightneck Squash, Acorn Squash, Spaghetti Squash

Cucurbita pepo ssp. pepo — Pumpkin, Zucchini, Ornamental Gourd, Vegetable Marrow

Cupressus thyoides — Atlantic White Cedar, Juniper

Cuscuta compacta var. efimbriata — Compact Dodder

Cuscuta glandulosa — Glandular Dodder

Cuscuta gronovii var. latiflora — Common Dodder

Cyanococcus amoenus — Rabbiteye Blueberry, Swamp Blueberry, Rabbitberry, Smallflower Blueberry

Cyanococcus atrococcus — Hairy Highbush Blueberry, Black Highbush Blueberry

Cyanococcus corymbosus — Smooth Highbush Blueberry, Northern Highbush Blueberry

Cyanococcus elliottii — Mayberry, Elliott's Blueberry

Cyanococcus fuscatus — Hairy Highbush Blueberry, Black Highbush Blueberry

Cyanococcus hirsutus — Woollyberry, Hairy Blueberry

Cyanococcus myrsinites var. glaucum — Darrow's Blueberry

Cyanococcus myrsinites var. myrsinites — Southern Evergreen Blueberry

Cyanococcus pallidus — Dryland Blueberry, Lowbush Blueberry, Upland Low Blueberry, Hillside Blueberry

Cyanococcus simulatus — Mountain Highbush Blueberry

Cyanococcus tenellus — Small Black Blueberry, Dwarf Blueberry, Small Cluster Blueberry, Narrowleaf Blueberry

Cyanococcus vacillans — Dryland Blueberry, Lowbush Blueberry, Upland Low Blueberry, Hillside Blueberry

Cyanococcus virgatus — Southern Highbush Blueberry, Swamp Highbush Blueberry

Cyclosorus dentatus — Downy Maiden Fern, Soft Fern, Downy Shield Fern

Cyclosorus kunthii — Kunth's Maiden Fern, Southern Shield Fern, Southern Wood Fern

Cynanchum nigrum — Black Swallow-wort, Dog-Strangling Vine

Cynoctonum angustifolium — Narrow-leaved Miterwort

Cynodon dactylon var. dactylon — Bermuda Grass, Scotch Grass

Cynoglossum virginicum — Southern Wild Comfrey, Southern Hound’s-tongue

Cynoxylon floridum — Flowering Dogwood

Cynoxylon kousa — Kousa Dogwood

Cynthia dandelion — Colonial Dwarf-dandelion, Potato Dwarf-dandelion

Cynthia montana — Mountain Dwarf-dandelion, Mountain Cynthia

Cynthia virginica — Orange Dwarf-dandelion, Two-flower Dwarf-dandelion, Two-flower Cynthia

Cyperus esculentus var. sativus — Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond

Cyperus ferruginescens — Fragrant Flatsedge

Cyperus globosus — Baldwin's Flatsedge

Cyperus globulosus — Baldwin's Flatsedge

Cyperus halei — Redroot Flatsedge

Cyperus inflexus — Granite Flatsedge

Cyperus inflexus — Awned Flatsedge, Bearded Flatsedge

Cyperus lutescens — Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond

Cyperus multiflorus — Baldwin's Flatsedge

Cyperus plankii — Baldwin's Flatsedge

Cyperus praelongatus — False Nutsedge, Straw Flatsedge, Straw-colored Flatsedge

Cyperus retrofractus var. dipsaciformis — Rough Flatsedge

Cyperus retrofractus var. retrofractus — Starburst Flatsedge, Plukenet’s Flatsedge, Plukenet’s Sedge

Cyperus stenolepis — False Nutsedge, Straw Flatsedge, Straw-colored Flatsedge

Cyperus torreyi — Pineland Flatsedge, Pine-barren Flatsedge

Cypripedium calceolus var. parviflorum — Small Yellow Lady's Slipper

Cypripedium parviflorum — Small Yellow Lady's Slipper

Cypripedium pubescens — Large Yellow Lady's Slipper

Cyrtomium fortunei var. fortunei — Fortune's Holly-fern, Fortune's Net-veined Holly Fern

Cystopteris ×tennesseensis — Tennessee Bladder Fern

Cystopteris fragilis var. fragilis — Fragile Fern, Brittle Fern, Brittle Bladder Fern

Cystopteris fragilis var. mackayi — Mackay's Bladder Fern, Mackay's Fragile Fern, Upland Bladder Fern

Cystopteris fragilis var. protrusa — Lowland Bladder Fern, Spreading Bladder Fern

Cystopteris fragilis var. tennesseensis — Tennessee Bladder Fern

Dasystephana parvifolia — Coastal Plain Gentian, Catesby's Gentian, Elliott's Gentian

Dasystephana porphyrio — Pinebarren Gentian, Autumn Gentian

Dasystephana villosa — Striped Gentian

Dasystoma macrophylla — Mullein Foxglove

Decachaena baccata — Black Huckleberry, Crackleberry

Decachaena frondosa — Dangleberry

Decachaena tomentosa — Woolly Dangleberry, Hairy Dangleberry, Hairytwig Huckleberry

Decachaena ursina — Bear Huckleberry, Buckberry, Mountain Huckleberry, Bearberry

Decemium appendiculatum — Biennial Waterleaf, Great Waterleaf

Delphinium carolinianum var. carolinianum — Prairie Larkspur, Carolina Larkspur, Blue Larkspur

Delphinium carolinianum var. carolinianum — Glade Larkspur

Dendropogon usneoides — Spanish Moss

Dentaria diphylla — Broadleaf Toothwort, Crinkleroot, Pepperroot, Two-leaved Toothwort

Dentaria heterophylla — Eastern Slender Toothwort

Dentaria laciniata — Cutleaf Toothwort

Dentaria multifida — Dissected Toothwort, Fineleaf Toothwort, Forkleaf Toothwort

Deparia japonica — Japanese false spleenwort

Deringa canadensis — Honewort

Deschampsia caespitosa var. caespitosa — Tufted Hairgrass

Desmodium paniculatum var. dillenii — Tall Tick-trefoil, Dillen's Tick-trefoil

Desmodium paniculatum var. dillenii — Perplexing Tick-trefoil, Dillen's Tick-trefoil

Desmothamnus lucidus — Shining Fetterbush, Lyonia, Hemleaf

Deutzia crenata — Deutzia, Pride-of-Rochester, Fuzzy Pride-of-Rochester

Dianthera americana — American Water-willow

Diaphoranthema recurvata — Ball-moss, Bunch-moss

Dicerandra linearifolia — coastal plain balm

Dichanthelium aciculare ssp. aciculare — Needleleaf Witchgrass, Needleleaf Rosette Grass

Dichanthelium aciculare ssp. angustifolium — Sandy Woods Witchgrass

Dichanthelium aciculare ssp. fusiforme — Spindle-fruit Witchgrass

Dichanthelium aciculare ssp. neuranthum — Nerved Witchgrass

Dichanthelium acuminatum ssp. fasciculatum — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Dichanthelium acuminatum ssp. longiligulatum — Long-ligule Witchgrass, Coastal Plain Witchgrass

Dichanthelium acuminatum var. implicatum — Woolly Witchgrass, Woolly Rosette Grass, Tapered Rosette Grass

Dichanthelium acuminatum var. implicatum — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Dichanthelium acuminatum var. villosum — Whitehair Witchgrass

Dichanthelium dichotomum ssp. lucidum — Bog Witchgrass

Dichanthelium dichotomum ssp. lucidum — Peaty Witchgrass

Dichanthelium dichotomum ssp. mattamuskeetense — Ringed Witchgrass

Dichanthelium dichotomum ssp. mattamuskeetense — Mattamuskeet Witchgrass

Dichanthelium dichotomum ssp. microcarpon — Small-fruited Witchgrass

Dichanthelium dichotomum ssp. nitidum — Shining Witchgrass

Dichanthelium dichotomum ssp. roanokense — Blue Witchgrass

Dichanthelium dichotomum ssp. roanokense — Roanoke Witchgrass

Dichanthelium dichotomum ssp. yadkinense — Spotted-sheath Witchgrass

Dichanthelium dichotomum var. ramulosum — Small-fruited Witchgrass

Dichanthelium dichotomum var. roanokense — Roanoke Witchgrass

Dichanthelium leucoblepharis var. glabrescens — Hairless Witchgrass

Dichanthelium leucoblepharis var. pubescens — Rough-hairy Witchgrass

Dichanthelium oligosanthes ssp. oligosanthes — Few-flowered Witchgrass, Heller's Witchgrass

Dichanthelium ovale ssp. villosissimum — Whitehair Witchgrass

Dichondra repens var. carolinensis — Carolina Ponyfoot

Dicliptera viridiflora — Yellow Bractspike

Digitaria ischaemum var. mississippiensis — Smooth Crabgrass

Digitaria sanguinalis var. ciliaris — Southern Crabgrass

Digitaria sanguinalis var. sanguinalis — Hairy Crabgrass, Northern Crabgrass

Diodella teres — Poor-joe, Rough Buttonweed

Dioscorea glauca — Common Wild Yam, Streamhead Yam, Yellow Yam

Dioscorea hirticaulis — Common Wild Yam, Streamhead Yam, Yellow Yam

Dioscorea quaternata — Common Wild Yam, Streamhead Yam, Yellow Yam

Dioscorea villosa var. hirticaulis — Common Wild Yam, Streamhead Yam, Yellow Yam

Diplaziopsis pycnocarpa — Glade Fern

Diplazium acrostichoides — Silvery Glade Fern, Silvery Spleenwort

Diplazium japonicum — Japanese false spleenwort

Diplostachyon ludovicianum — Louisiana Spikemoss, Gulf Spikemoss

Diplostachyum apodum — Meadow Spikemoss

Dipsacus fullonum ssp. sylvestris — Wild Teasel, Common Teasel

Disakisperma dubia — Green Sprangletop

Ditremexa medsgeri — Maryland Senna, Maryland Wild Senna

Dracocephalum leptophyllum — Tidal Marsh Obedient-plant, Swamp Obedient-plant, Narrowleaf Obedient-plant, Slenderleaf False Dragonhead

Drosera filiformis var. filiformis — Threadleaf Sundew

Drosera filiformis var. tracyi — Tracy's Sundew

Drymaria cordata — Drymary, West Indian Chickweed, Heartleaf Drymary

Dryopteris goldiana ssp. celsa — Log Fern

Dryopteris hexagonoptera — Broad Beech Fern

Dryopteris noveboracensis — New York Fern

Dryopteris setigera — Mariana Maiden Fern, Swordfern, False Maiden Fern

Dryopteris simulata — Bog Fern, Massachusetts Fern

Dryopteris spinulosa var. intermedia — Evergreen Wood-fern, Fancy Fern, Intermediate Wood-fern

Dryopteris thelypteris var. pubescens — Marsh Fern

Echinacea angustifolia var. tennesseensis — Tennessee Purple Coneflower, Tennessee Coneflower

Echinacea atrorubens var. paradoxa — Yellow Coneflower

Echinacea pallida var. angustifolia — Tennessee Purple Coneflower, Tennessee Coneflower

Echinacea pallida var. simulata — Prairie Purple Coneflower, Wavyleaf Purple Coneflower, Glade Coneflower

Echinacea pallida var. tennesseensis — Tennessee Purple Coneflower, Tennessee Coneflower

Echinacea paradoxa — Yellow Coneflower

Echinochloa crus-galli ssp. crus-galli — Rough Barnyard Grass

Echinochloa crus-galli ssp. crus-galli — Barnyard Grass

Echinochloa crus-galli ssp. crus-galli — Rough Barnyard Grass

Echinochloa crus-pavonis — gulf cockspur grass

Echinochloa microstachya — Rough Barnyard Grass

Echinochloa muricata — Rough Barnyard Grass

Echinodorus cordifolius ssp. cordifolius — Creeping Burhead, Creeping Water-plantain

Elaeagnus multiflorus — Cherry Elaeagnus, Cherry Silverberry

Elaeagnus umbellatus — Autumn Olive, Spring Silverberry

Eleocharis capillacea — Baldwin's Spikerush, Slender Spikerush, Roadgrass, Hair Grass

Eleocharis ovata — Blunt Spikerush

Eleocharis prolifera — Baldwin's Spikerush, Slender Spikerush, Roadgrass, Hair Grass

Elymus striatus — Virginia Wild-rye, Common Eastern Wild-rye, Terrell Grass

Elymus virginicus var. glabriflorus — Southeastern Wild-rye

Endorima atropurpurea — Purple-disk Honeycomb-head, Bog Honeycomb-head, Purple Balduina, Purple Honeycomb-head

Endorima uniflora — Savanna Honeycomb-head, Yellow Balduina, Oneflower Honeycomb-head

Epibaterium carolinum — Carolina Moonseed, Coralbeads, Carolina Snailseed, Red Moonseed

Epidendrum conopseum var. conopseum — Green-fly Orchid

Epidendrum conopseum var. mexicanum — Green-fly Orchid

Epidendrum magnoliae — Green-fly Orchid

Epilobium adenocaulon var. adenocaulon — Fringed Willowherb, American Willowherb

Epilobium angustifolium var. platyphyllum — Great Willowherb, Fireweed

Eragrostis hirsuta var. hirsuta — Bigtop Lovegrass

Eragrostis hirsuta var. laevivaginata — Bigtop Lovegrass

Eragrostis multicaulis — India Lovegrass

Erechtites hieraciifolia var. hieraciifolia — Fireweed, American Burnweed, Pilewort

Erianthus brevibarbis var. contortus — Bent-awn Plumegrass

Erianthus coarctatus var. coarctatus — Short-beard Plumegrass

Erianthus coarctatus var. coarctatus — Brown Plumegrass, Bunched Plumegrass

Erianthus coarctatus var. elliottianus — Short-beard Plumegrass

Erianthus coarctatus var. elliottianus — Brown Plumegrass, Bunched Plumegrass

Erianthus divaricatus — Silver Plumegrass

Erianthus ravennae — Ravenna-grass, Hardy Pampas Grass

Erianthus saccharoides — Sugarcane Plumegrass, Giant Plumegrass

Erigeron strigosus var. beyrichii — Daisy Fleabane, Common Rough Fleabane, Prairie Fleabane, Slender Daisy Fleabane

Eriochloa michauxii — Longleaf Cupgrass

Eruca eruca — Arugula, Garden Rocket, Rocket-salad, Salad-rocket

Eruca sativa — Arugula, Garden Rocket, Rocket-salad, Salad-rocket

Eryngium baldwini — Baldwin's eryngo, Baldwin's button snakeroot

Eryngium synchaetum — Southern Rattlesnake-master

Eryngium virginianum — Marsh Eryngo

Erysimum officinale — Hedge Mustard

Erythrina arborea — Coral-bean, Cardinal-spear

Erythronium albidum var. albidum — White Trout Lily, Blonde Lilian, White Fawnlily

Euonymus alata — Winged Burning Bush, Winged Euonymus, Winged Wahoo

Euonymus americana — Hearts-a-bustin', Strawberry-bush

Euonymus atropurpurea var. atropurpurea — American Wahoo, Eastern Wahoo, Burning Bush

Euonymus japonica — Japanese Spindletree, Japanese Euonymus

Euonymus kiautschovica — Wintercreeper, Climbing Euonymus, Chinese Spindle-tree

Euonymus obovata — Running Strawberry-bush, Trailing Strawberry Bush, Trailing Wahoo

Eupatoriadelphus dubius — Coastal Plain Joe-pye-weed, Three-nerved Joe-pye-weed

Eupatoriadelphus fistulosus — Hollow-stem Joe-pye-weed

Eupatoriadelphus maculatus — Spotted Joe-pye-weed

Eupatoriadelphus purpureus — Carolina Joe-Pye-weed, Downy Sweet Joe-Pye-weed

Eupatoriadelphus steelei — Appalachian Joe-pye-weed, Steele's Joe-pye-weed

Eupatorium ×cordigerum — Clasping Roundleaf Thoroughwort, Clasping Roundleaf Eupatorium

Eupatorium album var. glandulosum — White Boneset, White-bracted Thoroughwort, White Thoroughwort, White Eupatorium

Eupatorium album var. vaseyi — Vasey's Thoroughwort, Vasey's Eupatorium

Eupatorium album var. vaseyi — Fernald’s Thoroughwort, Fernald’s Eupatorium

Eupatorium cuneatum — Common Boneset

Eupatorium hyssopifolium var. calcaratum — Hyssopleaf Boneset, Hyssopleaf Thoroughwort, Hyssopleaf Eupatorium

Eupatorium latidens — Small-leaved White Snakeroot, Aromatic Snakeroot, Wild-hoarhound, Small White Snakeroot

Eupatorium lecheifolium — Hyssopleaf Boneset, Hyssopleaf Thoroughwort, Hyssopleaf Eupatorium

Eupatorium linearifolium — Wedgeleaf Thoroughwort, Broadleaf Bushy Eupatorium, Wedgeleaf Eupatorium

Eupatorium maculatum var. maculatum — Spotted Joe-pye-weed

Eupatorium purpureum var. purpureum — Purple-node Joe-pye-weed, Sweet Joe-pye-weed

Eupatorium purpureum var. purpureum — Carolina Joe-Pye-weed, Downy Sweet Joe-Pye-weed

Eupatorium roanensis — Appalachian White Snakeroot, Appalachian Milk-poison, Appalachian Snakeroot

Eupatorium rotundifolium var. saundersii — Rough Boneset, Ragged Eupatorium

Eupatorium rugosum var. roanense — Appalachian White Snakeroot, Appalachian Milk-poison, Appalachian Snakeroot

Eupatorium rugosum var. rugosum — Common White Snakeroot, Common Milk-poison

Eupatorium sessilifolium — Upland Boneset, Sessile-leaf Eupatorium

Eupatorium sessilifolium — Britton's Upland Boneset, Britton's Eupatorium

Eupatorium sessilifolium — Godfrey's Thoroughwort, Godfrey's Eupatorium

Eupatorium sessilifolium — Hyssopleaf Boneset, Hyssopleaf Thoroughwort, Hyssopleaf Eupatorium

Eupatorium steelei — Appalachian Joe-pye-weed, Steele's Joe-pye-weed

Eupatorium trifoliatum — Carolina Joe-Pye-weed, Downy Sweet Joe-Pye-weed

Eupatorium trifoliatum — Purple-node Joe-pye-weed, Sweet Joe-pye-weed

Eupatorium urticifolium — Common White Snakeroot, Common Milk-poison

Eupatorium verbenaefolium — Rough Boneset, Ragged Eupatorium

Euphorbia apocynifolia — False Flowering Spurge, Southeastern Flowering Spurge, Southern Flowering Spurge

Euphorbia arundelana — Carolina Ipecac, Wild Ipecac, American Ipecac

Euphorbia corollata var. mollis — Eastern Flowering Spurge

Euphorbia esula ssp. esula — Wolf's-milk, Leafy Spurge

Euphorbia lathyrus — Caper Spurge, Myrtle Spurge, Mole Plant

Euphorbia marilandica — Eastern Flowering Spurge

Euphorbia preslii — Eyebane, Nodding Spurge

Euphorbia zinniiflora — False Flowering Spurge, Southeastern Flowering Spurge, Southern Flowering Spurge

Euthamia graminifolia — Marsh Flattop Goldenrod

Euthamia graminifolia — Grassleaf Flattop Goldenrod

Euthamia minor — Slender Flattop Goldenrod

Euthamia tenuifolia — Slender Flattop Goldenrod

Euthamia tenuifolia — Marsh Flattop Goldenrod

Eutrochium maculatum — Spotted Joe-pye-weed

Eutrochium purpureum — Purple-node Joe-pye-weed, Sweet Joe-pye-weed

Fagopyrum sagittatum — Buckwheat

Fallopia aubertii — Lace Vine, Silver-lace-vine, China Fleece-vine, Russian Vine

Fallopia japonica — Japanese Knotweed

Fallopia sachalinensis — Giant Knotweed, Sachaline

Festuca arundinacea — Tall Fescue, Alta Fescue

Festuca elatior var. arundinacea — Tall Fescue, Alta Fescue

Festuca elatior var. pratensis — Meadow Fescue

Festuca ovina var. ovina — Hard Fescue

Festuca perennis — Italian Ryegrass, Annual Ryegrass

Festuca perennis — English Ryegrass, Perennial Ryegrass

Festuca pratensis — Meadow Fescue

Festuca temulentum — Darnel Ryegrass, Darnel

Ficus microcarpa — Laurel Fig

Filipendula ulmaria var. ulmaria — Queen-of-the-Meadow, Meadowsweet

Fimbristylis harperi — Carolina Fimbry

Fissipes acaulis — Pink Lady's Slipper, Mocassin Flower

Foeniculum foeniculum — Fennel

Forestiera globularis — Florida-privet

Forestiera porulosa — Florida-privet

Forestiera pubescens — Godfrey's Forestiera

Fothergilla gardeni — Coastal Witch-alder, Dwarf Witch-alder, Small Witch-alder, Fothergilla

Fragaria vesca var. americana — Wood Stawberry, American Woodland Strawberry

Fragaria virginiana var. virginiana — Wild Strawberry

Fumaria incisa — Incised Fumewort, Purple Keman

Funastrum angustifolium — Swallow-wort, Sand-vine, Gulf Coast Swallow-wort

Gaillardia lanceolata var. lanceolata — Sandhills Gaillardia, Rayless Blanketflower, Lanceleaf Blanketflower

Gaillardia picta — Beach Blanket Flower, Gaillardia, Firewheel, Indian Blanket Flower

Galactia floridana var. microphylla — Littleleaf Milkpea, Little Milkpea

Galactia glabella — Pine-barren Milkpea

Galactia macreei — Downy Milkpea, Hairy Milkpea, Twining Milkpea, Eastern Milkpea

Galactia mohlenbrockii var. mohlenbrockii — Cluster-pea, Boykin's Clusterpea

Galactia volubilis var. volubilis — Smooth Milkpea, Common Milkpea

Galarhoeus commutatus — Woodland Spurge, Tinted Spurge, Wood Spurge

Galarhoeus cyparissias — Cypress Spurge, Graveyard Spurge

Galeorchis spectabilis — Showy Orchis

Galium circaezans var. hypomalacum — Forest Bedstraw, Licorice Bedstraw

Galium claytonii — Stiff Marsh Bedstraw, Dye Bedstraw, Three-lobed Bedstraw

Galium filifolium — Carolina Bedstraw

Galium mollugo var. erectum — white bedstraw

Galium mollugo var. mollugo — False Baby's Breath, Smooth Bedstraw, Hedge Bedstraw, Wild Madder

Galium obtusum — Bluntleaf Bedstraw

Galium obtusum — Carolina Bedstraw

Galium pilosum var. laevicaule — Bald Bedstraw, Smoothstem Bedstraw

Galium pilosum var. puncticulosum — Hairy Bedstraw

Gaylussacia dumosa var. bigeloviana — Northern Dwarf Huckleberry, Bog Huckleberry

Gaylussacia dumosa var. dumosa — Southern Dwarf Huckleberry

Gentiana flavida — Pale Gentian, Plain Gentian

Gentianella quinquefolia var. quinquefolia — Stiff Gentian, Appalachian Gentianella, Fivefinger Gentian, Eastern Agueweed

Geobalanus oblongifolius — Gopher-apple, Ground-oak

Geobalanus pallidus — Gopher-apple, Ground-oak

Gerardia acuta — Tenlobe Gerardia, Sandplain Agalinis, Tenlobe False Falseglove

Gerardia aphylla — Scaleleaf Gerardia, Scaleleaf Agalinis, Scaleleaf False Foxglove

Gerardia decemloba — Tenlobe Gerardia, Sandplain Agalinis, Tenlobe False Falseglove

Gerardia fasciculata — Fascicled Purple Gerardia, Southeastern Agalinis, Beach False Foxglove, Fascicled Gerardia

Gerardia flava + — Smooth False Foxglove, Eastern Smooth Oak-leach, Smooth Yellow False Foxglove

Gerardia gattingeri — Gattinger's Gerardia, Midwestern Agalinis, Gattinger's Agalinis, Gattinger's False Foxglove

Gerardia laevigata — Appalachian Oak-leach, Smooth False Foxglove, Entireleaf Yellow False Foxglove

Gerardia linifolia — Flaxleaf Gerardia, Scaleleaf Agalinis, Flaxleaf False Foxglove, Flaxleaf Agalinis

Gerardia maritima — Seaside Gerardia, Southern Saltmarsh Agalinis, Saltmarsh False Foxglove

Gerardia maritima var. grandiflora — Seaside Gerardia, Southern Saltmarsh Agalinis, Saltmarsh False Foxglove

Gerardia obtusifolia — Bluntleaf Gerardia, Bluntleaf Agalinis, Bluntleaf False Foxglove, Tenlobe False Foxglove

Gerardia patula — Cumberland Oak-leach, Spreading Yellow False Foxglove

Gerardia pectinata — Southern Oak-leach, Sticky False Foxglove, Combleaf Yellow False Foxglove

Gerardia pedicularia + — Fernleaf False Foxglove, Annual Oak-leach, Fernleaf Yellow False Foxglove

Gerardia purpurea — Purple Gerardia, Common Agalinis, Purple False Foxglove

Gerardia purpurea var. racemulosa — Wand Gerardia, Wand Agalinis, Pine-barren False Foxglove

Gerardia racemulosa — Wand Gerardia, Wand Agalinis, Pine-barren False Foxglove

Gerardia setacea — Threadleaf Gerardia, Threadleaf Agalinis, Threadleaf False Foxglove, Sandhills Gerardia

Gerardia tenuifolia var. tenuifolia — Common Gerardia, Slenderleaf Agalinis, Slender False Foxglove, Slender Gerardia

Gerardia virginica — Downy False Foxglove, Downy Oak-leach, Virginia Oak-leach, Downy Yellow False Foxglove

Geum aleppicum var. strictum — Yellow Avens

Geum donianum — Southern Barren Stawberry

Geum hirsutum — Pale Avens, Cream Avens

Gilia rubra — Standing-cypress, Spanish-larkspur

Glandularia tenuisecta — Moss Vervain, South American Vervain, Moss Verbena

Globifera umbrosa — Shade Mudflower

Glycine apios — American Groundnut

Gnaphalium calviceps — Narrowleaf Cudweed, Caribbean Everlasting, Delicate Everlasting

Gnaphalium calviceps — Narrowleaf Cudweed, Narrowleaf Purple Everlasting

Gnaphalium margaritaceum — Pearly Everlasting

Gnaphalium purpureum Linnaeus var. purpureum — Wandering Cudweed, Pennsylvania Everlasting

Gnaphalium spathulatum — Wandering Cudweed, Pennsylvania Everlasting

Gonolobus carolinensis — Carolina Spinypod, Climbing Milkweed, Climbing Milkvine, Maroon Carolina Milkvine

Gonolobus decipiens — Deceptive Spinypod

Gonolobus gonocarpos — Eastern Anglepod

Gonolobus laevis — Bluevine, Sandvine, Honeyvine

Gonolobus obliquus — Northern Spinypod, Limerock Milkvine, Climbing Milkvine

Gordonia alatamaha — Franklinia, Franklin Tree, Lost Gordonia

Gossypium herbaceum — Upland Cotton

Grossularia curvata — Granite Gooseberry

Grossularia cynosbati — Prickly Gooseberry, Dogberry

Grossularia echinella — Miccosukee Gooseberry, Spiny Gooseberry, Florida Gooseberry

Grossularia rotundifolia — Roundleaf Gooseberry, Appalachian Gooseberry

Guilandina crista — Gray Nicker, Holdback

Gymnadeniopsis clavellata — Small Green Wood Orchid, Club-spur Orchid, Woodland Orchid, Streamhead Orchid

Gymnadeniopsis integra — Yellow Fringeless Orchid, Golden Frog Orchid, Golden Fringeless Orchid

Gymnadeniopsis nivea — Snowy Orchid, Bog-spike

Gyrotheca tinctoria — Carolina Redroot

Habenaria blephariglottis var. conspicua — Large White Fringed Orchid, Southern White Fringed Orchid

Habenaria fimbriata — Large Purple Fringed Orchid, Plume-royal, Greater Purple Fringed Orchid

Halesia monticola — Mountain Silverbell

Hartmannia speciosa — Showy Evening Primrose, White Evening Primrose, Pink-ladies, Pink Evening Primrose

Hedeoma hispidum — Rough Pennyroyal, Rough False Pennyroyal

Hedera helix ssp. helix — English Ivy, Common Ivy

Hedera helix ssp. hibernica — Atlantic Ivy, Irish Ivy

Hedera helix var. hibernica — Atlantic Ivy, Irish Ivy

Hedyotis australis — Southern Bluet

Hedyotis boscii — Bosc's Bluet

Hedyotis caerulea — Quaker Ladies, Common Bluet, Innocence, Azure Bluet

Hedyotis canadensis — Canada Bluet

Hedyotis corymbosa — Diamond-flower, Flattop Mille-graines

Hedyotis crassifolia — Tiny Bluet, Small Bluet

Hedyotis longifolia — Eastern Longleaf Bluet

Hedyotis longifolia — Narrowleaf Bluet, Diffuse-branched Bluet

Hedyotis michauxii — Thymeleaf Bluet, Appalachian Bluet, Prostrate Bluet, Marsh Bluet

Hedyotis nigricans — Diamond-flower, Glade Bluet, Prairie Bluet

Hedyotis nigricans var. nigricans — Diamond-flower, Glade Bluet, Prairie Bluet

Hedyotis nuttalliana — Narrowleaf Bluet, Diffuse-branched Bluet

Hedyotis procumbens — Creeping Bluet, Roundleaf Bluet, Trailing Bluet, Fairy-footprints

Hedyotis purpurea — Summer Bluet, Mountain Bluet, Woodland Bluet, Purple Bluet

Hedyotis purpurea — Lanceleaf Bluet, Midwestern Summer Bluet, Glade Mountain Houstonia, Venus's Pride

Hedyotis purpurea var. calycosa — Lanceleaf Bluet, Midwestern Summer Bluet, Glade Mountain Houstonia, Venus's Pride

Hedyotis purpurea var. montana — Roan Mountain Bluet

Hedyotis rosea — Rose Bluet, Pygmy Bluet

Hedyotis uniflora — Oldenlandia, Clustered Bluet

Helenium autumnale var. parviflorum — Common Sneezeweed

Helenium helenium — Savannah Sneezeweed, Spring Helenium

Helenium tenuifolium — Bitterweed, Yellow Sneezeweed

Helianthus cucumerifolius — Cucumber-leaf Sunflower, Beach Sunflower

Helianthus dowellianus — Naked-stem Sunflower, Fewleaf Sunflower, Western Sunflower

Helianthus laetiflorus var. laetiflorus — Showy Sunflower, cheerful sunflower

Helianthus laetiflorus var. rigidus — Stiff Sunflower

Helianthus occidentalis var. dowellianus — Naked-stem Sunflower, Fewleaf Sunflower, Western Sunflower

Helianthus rigidus — Stiff Sunflower

Hemerocallis flava — Yellow Daylily, Lemon Daylily

Hemionitis alabamensis — Alabama Lipfern, Smooth Lipfern

Hemionitis atropurpurea — Purple Cliffbrake

Hemionitis bradburii — Woolly Lipfern

Hemionitis hispida — Copper Fern, Hispid Bommer Fern, Hairy Bommer

Hemionitis lanosa — Hairy Lipfern

Hemionitis sinuata — Wavy Cloak Fern, Wavy Scaly Cloak Fern

Hemionitis ternifolia — Arizona Cliffbrake

Hemionitis wrightiana — Wright's Cliffbrake

Hepatica acuta — Sharp-lobed Hepatica, Sharp-lobed Liverleaf

Hepatica hepatica — Round-lobed Hepatica, Round-lobed Liverleaf

Heracleum sphondylium ssp. montanum — Cow-parsnip, American Hogweed, Masterwort

Heracleum sphondylium var. lanatum — Cow-parsnip, American Hogweed, Masterwort

Herpothamnus crassifolius — Creeping Blueberry

Heterotheca aspera — Pineland Silkgrass, Sticky Goldenaster, Grassleaf Goldenaster

Heterotheca aspera — Carolina Silkgrass, Pineland Silkgrass, Grassleaf Goldenaster

Heterotheca correllii — Common Silkgrass, Grassleaf Goldenaster

Heterotheca graminifolia — Carolina Silkgrass, Pineland Silkgrass, Grassleaf Goldenaster

Heterotheca hyssopifolia var. subulata — Scrubland Goldenaster

Heterotheca latifolia var. latifolia — Camphorweed

Heterotheca oligantha — Narrowleaf Goldenaster, Few-flowered Goldenaster, Bog Goldenaster

Heterotheca pilosa — Soft Goldenaster, Hairy Goldenaster

Heterotheca ruthii — Ruth's Goldenaster

Heterotheca subaxillaris ssp. latifolia — Camphorweed

Heterotheca subaxillaris ssp. subaxillaris — Camphorweed

Heterotheca subaxillaris var. latifolia — Camphorweed

Heterotheca subaxillaris var. subaxillaris — Camphorweed

Heterotheca subulata — Scrubland Goldenaster

Heuchera americana var. caroliniana — Carolina Alumroot

Hexalectris spicata var. spicata — Crested Coralroot, Spiked Crested Coralroot, Brunetta

Hexastylis callifolia — heartleaf

Hexastylis memmingeri — Virginia Heartleaf, Virginia Ginger

Hexastylis ruthii — Appalachian Little Brown Jug

Hexastylis virginicum — Heartleaf Ginger, Variable-leaf Heartleaf, Wild Ginger

Hibiscus ... — Wax Mallow

Hibiscus ... — Turk’s-cap Mallow, Mazapan

Hibiscus drummondii — Wax Mallow, Turk's-cap Mallow

Hibiscus esculentus — Okra, Gumbo

Hibiscus lasiocarpus — Western Rosemallow

Hibiscus moscheutos ssp. lasiocarpos — Western Rosemallow

Hibiscus moscheutos ssp. moscheutos — Swamp Rosemallow, Eastern Rosemallow, Wild Cotton

Hibiscus palustris — Swamp Rosemallow, Eastern Rosemallow, Wild Cotton

Hibiscus pentacarpos — Southern Seashore Mallow, Seashore Marshmallow, Virginia Saltmarsh Mallow

Hicora texana — Black Hickory

Hicoria alba — Mockernut Hickory, White Hickory

Hicoria aquatica — Water Hickory, Bitter Pecan

Hicoria austrina — Pignut Hickory

Hicoria carolinae-septentrionalis — Carolina Shagbark Hickory, Southern Shagbark Hickory, Carolina Hickory

Hicoria cordiformis — Bitternut Hickory

Hicoria floridana — Scrub Hickory

Hicoria glabra var. glabra — Pignut Hickory

Hicoria glabra var. hirsuta — Pignut Hickory

Hicoria laciniosa — Big Shellbark Hickory, Kingnut Hickory

Hicoria microcarpa — Red Hickory, Sweet Pignut Hickory

Hicoria myristiciformis — Nutmeg Hickory

Hicoria ovata — Common Shagbark Hickory

Hicoria pallida — Sand Hickory, Pale Hickory

Hicoria pecan — Pecan

Hieracium flagellare — Whiplash Hawkweed

Hieracium praealtum var. decipiens — Smooth Hawkweed, Glaucous King-devil, Tall Hawkweed

Hieracium venosum + — Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

Hippochaete hyemalis ssp. affinis — Tall Scouring Rush, River Scouring Rush

Holcus halepensis — Johnsongrass

Holcus sorghum — Sorghum, Milo, Broomcorn, Sorgo

Holubiella lunarioides — Winter Grapefern

Homalocenchrus lenticularis — Catchfly Cutgrass

Homalocenchrus oryzoides — Rice Cutgrass

Homalocenchrus virginicus — White Cutgrass, Whitegrass

Houstonia angustifolia — Diamond-flower, Glade Bluet, Prairie Bluet

Houstonia minima — Tiny Bluet, Small Bluet

Hudsonia ericoides ssp. ericoides — Northern Golden-heather

Hudsonia ericoides ssp. montana — Mountain Golden-heather

Hugeria erythrocarpa — Bearberry, Highbush Cranberry, Southern Mountain Cranberry

Hydatica petiolaris — Michaux's Saxifrage, Cliff Saxifrage

Hydatica petiolaris — Escarpment Saxifrage, Shealy's Saxifrage

Hydrangea arborescens var. discolor — Ashy Hydrangea

Hydrocotyle australis — Whorled Marsh-pennywort, Water-pennywort

Hydrocotyle canbyi — Whorled Marsh-pennywort, Water-pennywort

Hydrophyllum virginicum — Virginia Waterleaf, Eastern Waterfleaf

Hymenocallis caroliniana — Rocky-shoals Spiderlily, Catawba Spiderlily, Carolina Spiderlily, Cahaba Lily

Hymenocallis caroliniana — Hammock Spiderlily, Woodland Spiderlily, Northern Spiderlily

Hypericum acutifolium — Strict St. Johnswort, Sharpleaf St. Johnswort

Hypericum aureum — Golden St. Johnswort

Hypericum densiflorum var. interior — Interior Bushy St. Johnswort

Hypericum denticulatum var. recognitum — Strict St. Johnswort, Sharpleaf St. Johnswort

Hypericum glomeratum — Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort

Hypericum sphaerocarpum var. turgidum — Barrens St. Johnswort

Hypericum splendens — Golden St. Johnswort

Hypericum tubulosum var. tubulosum — Southern Marsh St. Johnswort

Hypericum tubulosum var. walteri — Walter’s Marsh St. Johnswort, Greater Marsh St. Johnswort

Hypericum turgidum — Barrens St. Johnswort

Hypopitys americana — Eastern Pinesap

Hypopitys americana — Hairy Pinesap, Appalachian Red Pinesap

Hypopitys monotropa — Eastern Pinesap

Hypopitys monotropa — Hairy Pinesap, Appalachian Red Pinesap

Hyptis radiata — Musky Mint, Cluster Bushmint

Ibidium beckii — Little Ladies'-tresses, Little Pearl-twist

Ibidium cernuum — Nodding Ladies'-tresses

Ibidium floridanum — Florida Ladies'-tresses

Ibidium gracile — Southern Slender Ladies'-tresses

Ibidium laciniatum — Lacelip Ladies'-tresses, Lace-lip Spiral Orchid

Ibidium longilabre — Long-lipped Ladies'-tresses, Giant Spiral Orchid, Giant Spiral Ladies'-tresses

Ibidium ochroleucum — Yellow Ladies'-tresses, Yellow Nodding Ladies'-tresses

Ibidium odoratum — Fragrant Ladies'-tresses, Marsh Ladies'-tresses

Ibidium ovale — Lesser Ladies'-tresses, Oval Ladies'-tresses, October Ladies'-tresses

Ibidium ovale — Oval Ladies'-tresses

Ibidium plantagineum — Shining Ladies'-tresses

Ibidium praecox — Grassleaf Ladies'-tresses, Giant Ladies'-tresses

Ibidium praecox — Woodland Ladies'-tresses, Pale Green Ladies'-tresses

Ibidium vernale — Spring Ladies'-tresses

Ilex ambigua var. monticola — Mountain Holly, Mountain Winterberry

Ilex beadlei — Carolina Holly

Ilex longipes var. cuthbertii — Cuthbert Holly

Ilex monticola — Mountain Holly, Mountain Winterberry

Impatiens biflora — Spotted Jewelweed, Spotted Touch-me-not, Orange Jewelweed, Orange Touch-me-not

Imperata brasiliensis — Cogongrass, Bloodroot Grass, Brazilian Satintail

Ionoxalis violacea — Violet Wood-sorrel

Ipomoea coccinea var. hederifolia — Scarlet Creeper

Ipomoea pes-caprae — Railroad Vine, Bay Hops, Bay Winders, Goat's-foot

Ipomoea pes-caprae var. emarginata — Railroad Vine, Bay Hops, Bay Winders, Goat's-foot

Iris alticristata — Giant Blue Iris

Iris aurilinea — Giant Blue Iris

Iris citricristata — Giant Blue Iris

Iris elephantina — Giant Blue Iris

Iris flavescens — German Iris, Fleur-de-Lys

Iris fluviatilis — Giant Blue Iris

Iris foliosa — Short-stem Iris, Lamance Iris, Zigzag Iris

Iris miraculosa — Giant Blue Iris

Iris mississippiensis — Short-stem Iris, Lamance Iris, Zigzag Iris

Iris paludicola — Giant Blue Iris

Iris parvicaerulea — Giant Blue Iris

Iris rivularis — Giant Blue Iris

Iris venulosa — Giant Blue Iris

Iris wherryana — Giant Blue Iris

Isanthus brachiatus — Glade Blue Curls, False Pennyroyal, Fluxweed

Isnardia palustris — Common Water-purslane, Marsh Purslane, Marsh Seedbox

Isnardia repens — Creeping Seedbox

Isoetes caroliniana — Mountain Quillwort, Carolina Quillwort, Strong Quillwort

Isoetes engelmannii var. caroliniana — Mountain Quillwort, Carolina Quillwort, Strong Quillwort

Isoetes engelmannii var. engelmannii — Appalachian Quillwort

Isoetes engelmannii var. engelmannii — Engelman's Quillwort

Isoetes engelmannii var. engelmannii — Wintergreen Quillwort, Winter Quillwort, evergreen quillwort

Isoetes engelmannii var. georgiana — Appalachian Quillwort

Isoetes riparia var. amesii — Riverbank Quillwort, Shore Quillwort

Isoetes virginica var. piedmontana — Piedmont Quillwort

Isopappus divaricatus — Scratch-daisy, Goldenweed, Slender Scratch-daisy

Isotrema macrophylla — Dutchman's Pipe, Pipevine

Isotrema tomentosa — Woolly Pipevine, Woolly Dutchman's Pipe

Jacobaea vulgaris — Tansy Ragwort

Juncoides carolinae — Carolina woodrush, Southern Hairy Woodrush

Juncoides saltuense — Hairy Woodrush

Juncus effusus var. conglomeratus — Soft Rush, Common Rush

Juncus platyphyllus — Forked Rush

Juncus tenuis var. dichotomus — Forked Rush

Jussiaea decurrens — Wingstem Water-primrose, Wingleaf Primrose-willow

Justicia ovata var. angusta — Pineland Water-willow, Narrowleaf Water-willow

Kali tragus ssp. ponticum — Southern Saltwort, Carolina Saltwort

Kalmia angustifolia var. angustifolia — Northern Sheepkill, Sheep Laurel, Lamb-kill

Kalmia angustifolia var. carolina — Southern Sheepkill, Carolina Wicky, Carolina Sheep Laurel, Carolina Bog Myrtle

Kalopanax pictus — Castor Aralia

Koellia albescens — Whiteleaf Mountain-mint, White Mountain-mint

Koellia aristata — awned mountain-mint

Koellia beadlei — Beadle's Mountain-mint

Koellia clinopodioides — basil mountain-mint

Koellia curvipes — Tennessee Mountain-mint, Stone Mountain Mountain-mint, Stone Mountain-mint

Koellia flexuosa — Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

Koellia hyssopifolia — Savanna Mountain-mint

Koellia incana — Hoary Mountain-mint, White Mountain-mint

Koellia leptodon — Whorled Mountain-mint

Koellia leptodon — Torrey's Mountain-mint

Koellia montana — Appalachian Mountain-mint, Thinleaf Mountain-mint

Koellia mutica — Short-toothed Mountain-mint, Downy Mountain-mint, Clustered Mountain-mint

Koellia nuda — Smooth Mountain-mint

Koellia pycnanthemoides — Woodland Mountain-mint, Southern Mountain-mint

Koellia verticillata — Whorled Mountain-mint

Koellia virginiana — Virginia Mountain-mint

Krameria spathulata — Trailing Ratany, Sandspur, Spreading Ratanay, trailing krameria

Kraunhia floribunda — Japanese Wisteria

Kraunhia frutescens — American Wisteria, Swamp Wisteria, Atlantic Wisteria

Krigia cespitosa var. cespitosa — Opposite-leaf Dwarf-dandelion

Lacinaria spicata — Dense Blazing-star, Mountain Blazing-star, Florist's Gayfeather, Dense Gayfeather

Laciniaria chapmanii — Chapman's Blazing-star

Laciniaria chlorolepis — Garber’s Blazing-star

Laciniaria garberi — Garber’s Blazing-star

Laciniaria nashii — Garber’s Blazing-star

Laciniaria pycnostachya — Prairie Blazing-star

Laciniaria scariosa — Northern Blazing-star

Laciniaria spicata — Dense Blazing-star, Bog Blazing-star

Lactuca floridana var. villosa — Woodland Lettuce

Lactuca hirsuta var. hirsuta — Red Wood Lettuce, Downy Lettuce, Hairy Lettuce

Lactuca serriola var. integrata — Prickly Lettuce

Lapithea capitata — Cumberland Rose-gentian, Appalachian Rose-gentian

Lappula virginiana — Virginia Stickseed

Lasiococcus dumosus — Southern Dwarf Huckleberry

Lasiococcus mosieri — Mosier's Huckleberry, Hirsute Huckleberry

Lasiococcus orocola — Blue Ridge Bog Huckleberry, Blue Ridge Huckleberry

Lavauxia triloba — Stemless Evening Primrose

Lecticula resupinata — Northeastern Bladderwort, Resupinate Bladderwort, Lavender Bladderwort

Leiophyllum buxifolium var. prostratum — Sand-myrtle, Mountain Myrtle

Leontodon erythrospermum — Red-seeded Dandelion

Leontodon taraxacum — Common Dandelion

Leptamnium virginianum — Beechdrops

Leptilon bonariense — South American Horseweed, Hairy Fleabane

Leptilon canadense — Common Horseweed

Leptilon linifolium — South American Horseweed, Hairy Fleabane

Leptilon pusillum — Southern Horseweed

Leptoglottis floridana — Florida Sensitive-briar, Powderpuff Mimosa

Leptoglottis microphylla — Littleleaf Sensitive-briar, Eastern Sensitive-briar

Lespedeza hirta ar. intercursa — Narrowleaf Lespedeza, Narrowleaf Bush-clover

Lespedeza stuvei — Velvety Lespedeza, Stueve's Bush-clover, Tall Lespedeza

Leucaena glauca — White Leadtree, Leucaena, Jumbie-bean

Leucanthemum leucanthemum — Oxeye Daisy, Common Daisy

Leucothoe acuminata — Tall Fetterbush, Florida Leucothoe, Florida Hobblebush, Agarista

Leucothoe catesbaei — Mountain Doghobble, Highland Doghobble, Switch-ivy

Leucothoe editorum — Mountain Doghobble, Highland Doghobble, Switch-ivy

Liatris elegans var. flabellata — Common Elegant Blazing-star

Liatris graminifolia var. virgata — Wand Blazing-star

Liatris spheroidea — Rough Blazing-star

Liatris turgida — Smooth Blazing-star, Heller's Blazing-star

Ligustrum obtusifolium var. amurense — Amur Privet

Lilaeopsis attenuata — Carolina Lilaeopsis, Carolina Grasswort

Lilaeopsis lineata — Marsh Lilaeopsis, Eastern Grasswort

Lilium canadense ssp. editorum — Canada Lily

Lilium canadense ssp. michiganense — Michigan Lily

Lilium carolinianum — Carolina Lily

Lilium tigrinum — Tiger Lily

Limonium nashii + — Carolina Sea-lavender

Linaria canadensis var. canadensis — Oldfield Toadflax, Common Toadflax, Canada Toadflax

Linaria canadensis var. texana — Texas Toadflax

Linaria linaria — Butter-and-eggs, Yellow Toadflax, Wild-snapdragon

Lindera benzoin var. pubescens — Northern Spicebush, Wild Allspice

Lindernia anagallidea — Yellowseed False Pimpernel

Lindernia dubia var. anagallidea — Yellowseed False Pimpernel

Lindernia saxicola — Flatrock Pimpernel, Riverbank Pimpernel, False Pimpernel, Piedmont False-pimpernel

Linum floridanum — Yellow-fruited Yellow Flax, Florida yellow flax

Liriope spicatum — Liriope, Creeping Lilyturf

Lobelia batsonii — Springhead Lobelia, Batson's Lobelia, Sandhills Lobelia, Cedar Swamp Lobelia

Lobelia bracteata — Pale Spiked Lobelia, Palespike Lobelia

Lobelia cardinalis ssp. cardinalis — Cardinal Flower

Lobelia leptostachys — Pale Spiked Lobelia, Palespike Lobelia

Lobelia puberula var. mineolana — Downy Lobelia, Hairy Lobelia

Lobelia puberula var. simulans — Downy Lobelia, Hairy Lobelia

Lobelia spicata var. leptostachys — Pale Spiked Lobelia, Palespike Lobelia

Lobelia spicata var. scaposa — Pale Spiked Lobelia, Palespike Lobelia

Lolium perenne var. aristatum — Italian Ryegrass, Annual Ryegrass

Lolium perenne var. perenne — English Ryegrass, Perennial Ryegrass

Lonicera bella — Bell's Honeysuckle, Pretty Honeysuckle, Showy Honeysuckle

Lonicera sempervirens var. hirsutula — Coral Honeysuckle, Woodbine, Trumpet Honeysuckle

Lonicera sempervirens var. sempervirens — Coral Honeysuckle, Woodbine, Trumpet Honeysuckle

Lotus purshianus var. helleri — Carolina Prairie-trefoil

Ludwigia grandiflora var. grandiflora — Showy Water-primrose, Large-flower Water-primrose

Ludwigia grandiflora var. hexapetala — Common Water-primrose

Ludwigia natans — Creeping Seedbox

Ludwigiantha arcuata — Pondshore Seedbox, piedmont primrose-willow, Needleleaf Ludwigia

Lupinus nuttallii — Southern Sundial Lupine

Lupinus perennis var. gracilis — Southern Sundial Lupine

Lupinus perennis var. perennis — Northern Sundial Lupine

Lycium carolinianum var. quadrifidum — Christmas-berry, Carolina Matrimony-vine

Lycopodium cernuum — Nodding Clubmoss, Staghorn Clubmoss

Lycopodium obscurum var. isophyllum — Hickey's Tree-clubmoss, Pennsylvania Ground-pine

Lycopodium prostratum — Featherstem Clubmoss, Prostrate Bog Clubmoss

Lycopodium selago var. appressum — Appalachian Firmoss, Appalachian Fir-clubmoss

Lycopsis arvensis — Small Bugloss, Alkanet

Lycopus velutinus — Stalked Bugleweed, Taperleaf Bugleweed

Lyonia palustris — Swallow-wort, Sand-vine, Gulf Coast Swallow-wort

Lysias orbiculata — Large Round-leaved Orchid, Dinner-plate Orchid

Lysimachia arvensis — Scarlet Pimpernel, Poor Man's Weatherglass

Lysimachia borealis — Northern Starflower, Maystar

Lysimachia minima — Chaffweed, False-pimpernel

Magnolia cordata — Piedmont Cucumber Magnolia, Yellow Cucumber-tree, Showy Cucumber Magnolia

Magnolia fraseri var. pyramidata — Pyramid Magnolia

Magnolia macrophylla var. ashei — Ashe's Magnolia

Malus angustifolia var. puberula — Southern Crabapple, Wild Crabapple

Malus sylvestris — Common Apple

Malvaviscus arboreus var. mexicanus — Wax Mallow

Malvaviscus arboreus var. penduliflorus — Turk’s-cap Mallow, Mazapan

Manfreda tigrina — Eastern Agave, Eastern False Aloe, Rattlesnake-master, American Aloe

Manisuris exaltata — Itch-grass

Mappia origanoides — Stone-mint, American Dittany, Wild-oregano

Marginaria polypodioides — Resurrection Fern, Scaly Polypody

Mariana mariana — Blessed Milk-thistle, Blessed-thistle, Milk-thistle

Marilaunidium jamaicense — Jamaica Weed

Mariscus jamaicensis — Sawgrass

Marshallia graminifolia ssp. tenuifolia — Grassleaf Barbara's-buttons

Matelea suberosa — Eastern Anglepod

Matricaria parthenium — Feverfew, Feather-leaf Tansy

Matricaria perforata — Scentless Chamomile, False Chamomile

Mazus reptans — Creeping Mazus, Miquel's mazus

Medicago hispida — Toothed Medick, Smooth Bur-clover

Meibomia acuminata — Heartleaf Tick-trefoil, Clusterleaf Tick-trefoil, Pointedleaf Tick-Trefoil

Meibomia arenicola — Matted Tick-trefoil, Sand Tick-trefoil

Meibomia canescens — Hoary Tick-trefoil

Meibomia canescens — Hairy Small-leaf Tick-trefoil, Littleleaf Tick-trefoil

Meibomia chapmanii — Panicled Tick-trefoil

Meibomia dillenii — Perplexing Tick-trefoil, Dillen's Tick-trefoil

Meibomia grandiflora — Long-bracted Tick-trefoil, Toothed Tick-trefoil, Largebract Tick-trefoil

Meibomia laevigata — Smooth Tick-trefoil

Meibomia marilandica — Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil

Meibomia michauxii — Roundleaf Tick-trefoil, Dollarleaf, Prostrate Tick-trefoil, Sessileleaf Tick-trefoil

Meibomia nudiflora — Naked Tick-trefoil, Naked-flowered Tick Trefoil, Woodland Tick-trefoil

Meibomia paniculata — Panicled Tick-trefoil

Meibomia pauciflora — Fewflower Tick-trefoil

Meibomia polymorpha — Matted Tick-trefoil, Sand Tick-trefoil

Meibomia purpurea — Florida Tick-trefoil, dixie tick-trefoil

Meibomia rhombifolia — Fernald's Tick-trefoil

Meibomia rhombifolia — Florida Tick-trefoil

Meibomia rigida — Stiff Tick-trefoil

Meibomia sessilifolia — Sessile-leaf Tick-trefoil

Meibomia stricta — Pinebarren Tick-trefoil, Pineland Tick-trefoil, Upland Slender Tick-trefoil

Meibomia tenuifolia — Slimleaf Tick-trefoil, Savanna Slender Tick-trefoil

Meibomia viridiflora — Nuttall's Tick-trefoil

Meibomia viridiflora — Velvety Tick-trefoil, Velvety Tick-clover

Melaleuca leucadendra — Paperbark Tree , Meleleuca, Punktree

Melaleuca leucodendron — Paperbark Tree , Meleleuca, Punktree

Melampyrum lineare var. americanum — Cow-wheat

Melampyrum lineare var. lineare — Cow-wheat

Melanthium dispersum — Virginia Bunchflower, Bog Bunchflower

Melanthium latifolium — Crisped Bunchflower, Broadleaf Bunchflower, Slender Bunchflower

Melochia villosa — Bretonica Peluda

Melothria pendula var. aspera — Creeping Cucumber

Melothria pendula var. crassifolia — Creeping Cucumber

Mentha ×piperita — Peppermint

Mentha arvensis var. canadensis — Canada Mint, Field Mint, Wild Mint

Mentha gentilis — Canada Mint, Field Mint, Wild Mint

Merione sp. 1 — Florida Wild Yam

Mesadenia atriplicifolia — Pale Indian Plantain

Mesadenia diversifolia — Variable-leaf Indian Plantain

Mesadenia reniformis — Great Indian Plantain

Micrampelis lobata — Wild Cucumber, Wild Balsam-apple

Micranthes petiolaris — Michaux's Saxifrage, Cliff Saxifrage

Micranthes petiolaris — Escarpment Saxifrage, Shealy's Saxifrage

Microstegium vimineum var. imberbe — Japanese Stiltgrass, Japanese Grass, Nepalese Browntop, Nepal Grass

Microstegium vimineum var. vimineum — Japanese Stiltgrass, Japanese Grass, Nepalese Browntop, Nepal Grass

Mimosa illinoensis — Illinois Bundleflower, Prairie Mimosa

Mimosa quadrivalvis var. angustata — Littleleaf Sensitive-briar, Eastern Sensitive-briar

Minuartia alabamensis — Piedmont Sandwort, One-flower Sandwort

Miscanthus sinensis var. variegatus — Chinese Silvergrass

Miscanthus sinensis var. zebrinus — Chinese Silvergrass

Monarda fistulosa var. clinopodia — Basil Bergamot, Basil Balm, White Bergamot

Monogynella japonica — Japanese Dodder

Mononeuria caroliniana — Carolina Sandwort, Longroot, Pine-barren Sandwort

Mononeuria glabra — Appalachian Sandwort

Mononeuria groenlandica — Mountain Sandwort, Greenland Sandwort

Mononeuria paludicola — Godfrey's Sandwort

Mononeuria patula — Lime-barren Sandwort, Glade Sandwort

Mononeuria uniflora — Piedmont Sandwort, One-flower Sandwort

Monotropa lanuginosa — Hairy Pinesap, Appalachian Red Pinesap

Muhlenbergia capillaris var. capillaris — Pink Muhlygrass, Upland Muhly, Hair-awn Muhly, Hairgrass

Muhlenbergia capillaris var. filipes — Dune Hairgrass, Sweetgrass

Muhlenbergia capillaris var. trichopodes — Savannah Hairgrass, Cut-over Muhly

Muhlenbergia sylvatica var. sylvatica — Woodland Muhly

Muhlenbergia umbrosa — Woodland Muhly

Muricauda dracontium — Green Dragon

Muscadinia munsoniana — Munson Grape, Bullace Grape

Muscadinia rotundifolia — Muscadine, Scuppernong

Muscari atlanticum — Starch Grape-hyacinth, Blue Bottles

Myosotis versicolor — Yellow-and-blue Scorpion-grass, Changing Forget-me-not

Myrica cerifera — Common Wax-myrtle, Southern Bayberry

Myrica cerifera — Dwarf Wax-myrtle, Dwarf Bayberry

Myrica inodora — Scentless Bayberry, Odorless Bayberry

Myriophyllum exalbescens — Common Water-milfoil

Nabalus integrifolius — Barbed Rattlesnake-root, Flatwoods Rattlesnake-root, Prairie Lion’s-foot

Nabalus integrifolius — Lion's-foot Rattlesnake-root, Gall-of-the-Earth

Nabalus serpentarius — Lion's-foot Rattlesnake-root, Gall-of-the-Earth

Nabalus trifoliatus — Gall-of-the-earth, Three-leaved Rattlesnake-root

Nabalus virgatus — Slender Rattlesnake-root, One-sided Rattlesnake-root

Naias guadelupensis — Southern Naiad, Southern Waternymph

Najas ancistrocarpa — Narrowleaf Naiad, needleleaf waternymph

Nama corymbosum — Tall Hydrolea, Skyflower

Nama ovatum — Ovate False Fiddleleaf, Blue Waterleaf, Hairy Hydrolea

Nama quadrivalvis — Waterpod, Waterleaf

Nasturtium austriacum — Austrian Yellowcress

Nasturtium officinale var. microphyllum — Narrow-fruited Watercress, One-row Yellowcress

Nemexia biltmoreana — Biltmore Carrionflower

Nemexia ecirrhata — upright carrionflower

Nemexia herbacea — Common Carrionflower, Smooth Carrionflower

Nemexia hugeri — Huger's Carrionflower

Nemexia lasioneuron — Midwestern Carrionflower

Nemexia leptanthera — Coastal Carrionflower, Bamboo-vine

Nemexia pulverulenta — Downy Carrionflower

Nemexia tamnifolia — Coastal Carrionflower, Bamboo-vine

Nemopanthus collinus — Longstalk Holly, Cherry Holly

Neocleome spinosa — Cleome, Spiderflower, Pinkqueen

Neopieris mariana — Staggerbush

Neopieris nitida — Shining Fetterbush, Lyonia, Hemleaf

Neottia bifolia — Southern Twayblade

Neottia smallii — Kidneyleaf Twayblade, Appalachian Twayblade, Small's Twayblade

Norta altissima — Tumble Mustard, Jim Hill Mustard

Notholaena sinuata — Wavy Cloak Fern, Wavy Scaly Cloak Fern

Notholcus lanatus — Velvet-grass

Nuphar advena ssp. advena — Broadleaf Pondlily, Cow-lily, Spatterdock, Yellow Pond Lily

Nymphaea advena — Broadleaf Pondlily, Cow-lily, Spatterdock, Yellow Pond Lily

Nymphaea sagittifolia — Narrowleaf Pondlily, Cow-lily, Spatterdock, Bonnets

Nymphoides aquaticum — Big Floating Heart, Banana Floating Heart

Nymphoides cordatum — Little Floating Heart

Nymphoides lacunosum — Little Floating Heart

Nymphoides peltatum — Yellow Floating Heart

Nyssa biflora var. ursina — Bear Tupelo, Apalachicola Tupelo

Nyssa sylvatica var. ursina — Bear Tupelo, Apalachicola Tupelo

Nyssa uniflora — Water Tupelo, Cotton Gum, Tupelo Gum

Oakesiella puberula — Mountain Bellwort, Appalachian Bellwort, Carolina Bellwort

Oceanorus leimanthoides — Pinebarrens Death-camas

Odontostephana shortii — Northern Spinypod, Limerock Milkvine, Climbing Milkvine

Oenothera drummondii ssp. drummondii — Beach Evening Primrose, Drummond's Evening Primrose

Oenothera drummondii var. drummondii — Beach Evening Primrose, Drummond's Evening Primrose

Oenothera tetragona ssp. glauca var. riparia — Riverbank Evening Primrose, Riverbank Sundrops

Oldenlandia fasciculata — Oldenlandia, Clustered Bluet

Oligoneuron jacksonii — Southeastern Stiff Goldenrod, Southeastern Bold Goldenrod

Oligoneuron rigidum — Midwestern Stiff Goldenrod, Hard-leaved Goldenrod, Midwestern Bold Goldenrod, Stiff-leaved Goldenrod

Onosmodium molle ssp. occidentale — Western Marbleseed

Onosmodium occidentale — Western Marbleseed

Ophioglossum crotalophoroides var. nanum — Bulbous Adder's-tongue, Dwarf Adder's Tongue

Ophrys australis — Southern Twayblade

Ophrys smallii — Kidneyleaf Twayblade, Appalachian Twayblade, Small's Twayblade

Oplismenus hirtellus — Wavyleaf Basketgrass

Oplismenus hirtellus — Shortleaf Basketgrass, Woods-grass, Bristle Basketgrass

Opulaster opulifolius — Flowering Ninebark, Eastern Ninebark

Opuntia calcicola — Eastern Prickly Pear

Opuntia humifusa var. humifusa — Eastern Prickly Pear

Opuntia humifusa var. humifusa — Common Eastern Prickly Pear

Opuntia humifusa var. humifusa — Eastern Prickly Pear

Opuntia opuntia — Common Eastern Prickly Pear

Opuntia pollardii — Eastern Prickly Pear

Opuntia tracyi — Dune Prickly Pear, Dune Devil-joint, Devils-joint Cactus, Little Prickly-pear

Orbexilum gracile — Eastern Sampson's Snakeroot

Orbexilum pedunculatum var. gracile — Eastern Sampson's Snakeroot

Orthodon dianthera — Miniature Beefsteak-plant, Mosla

Osmorrhiza claytonii — Bland Sweet Cicely, Hairy Sweet Cicely

Osmorrhiza longistylis — Aniseroot, Smooth Sweet Cicely, Longstyle Sweet-cicely

Osmunda cinnamomea var. glandulosa — Cinnamon Fern

Osmunda claytoniana var. claytoniana — Interrupted Fern

Osmunda regalis — American Royal Fern

Osmundastrum claytoniana — Interrupted Fern

Oxalis acetosella ssp. montana — Mountain Wood-sorrel, American Wood-sorrel, Wood Shamrock, White Wood-sorrel

Oxalis articulata ssp. rubra — windowbox wood-sorrel

Oxalis corymbosa — pink woodsorrel

Oxalis europaea — Common Yellow Wood-sorrel

Oxalis florida var. florida — Southern Yellow Wood-sorrel, Slender Yellow Wood-sorrel

Oxalis recurva var. macrantha — Sadie Price’s Yellow Wood-sorrel

Oxalis recurva var. recurva — Flowering Yellow Wood-sorrel

Oxalis repens — Creeping Lady's-sorrel

Oxybaphus nyctagineus — Wild Four-o'clock, Heart-leaved Umbrella-wort

Oxycoccus macrocarpus — Cranberry, Large Cranberry

Oxycoccus ovalifolius — Small Cranberry

Oxycoccus palustris — Small Cranberry

Oxypolis denticulata — Savanna Cowbane

Oxytria albiflora — White Sunnybell

Oxytria crocea — Yellow Sunnybell

Oxytria texana — Texas Sunnybell

Packera millefolia — Blue Ridge Ragwort, Yarrowleaf Ragwort, Divided-leaf Ragwort

Packera schweinitzianus — Robbins' Ragwort, New England Ragwort, New England Groundsel, Schweinitz's Ragwort

Padus nana — Choke Cherry, Common Chokecherry

Padus virginiana — Black Cherry, Eastern Wild Black Cherry, Bird Cherry

Panicularia septentrionalis — Eastern Mannagrass, Floating Mannagrass

Panicularia striata — Fowl Mannagrass

Panicum aculeatum — Tall Swamp Witchgrass

Panicum acuminatum var. fasciculatum — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Panicum acuminatum var. unciphyllum — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Panicum amarum ssp. amarulum — Southern Seabeach Grass, Bitter Panicgrass

Panicum amarum ssp. amarum — Seaside Panicum, Bitter Seabeach Grass, Bitter Panicgrass

Panicum anceps ssp. anceps — Beaked Panicum, Beaked Panicgrass

Panicum anceps ssp. rhizomatum — Small Beaked Panicum, Small Beaked Panicgrass

Panicum annulum — Ringed Witchgrass

Panicum arenicoloides — Sandy Woods Witchgrass

Panicum barbulatum — Forked Witchgrass, Cypress Witchgrass

Panicum boscii var. boscii — Bosc's Witchgrass, Bosc's Panicgrass

Panicum boscii var. molle — Bosc's Witchgrass, Bosc's Panicgrass

Panicum caerulescens — Blue Witchgrass

Panicum capillare ssp. capillare — Witchgrass, Old-witch Panicgrass, Tumbleweed, Tickle Grass

Panicum capillare var. capillare — Witchgrass, Old-witch Panicgrass, Tumbleweed, Tickle Grass

Panicum capillare var. sylvaticum — Woodland Panicgrass

Panicum columbianum var. columbianum — American Witchgrass

Panicum condensum — Dense Panicgrass

Panicum dichotomiflorum ssp. dichotomiflorum — Fall Panicum, Fall Panicgrass, Spreading Panicgrass

Panicum dichotomum var. nitidum — Shining Witchgrass

Panicum geminatum — Alligator Grass, Paspalidium, Kissimmee Grass

Panicum gouinii — Torpedo Grass

Panicum huachucae var. fasciculatum — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Panicum huachucae var. huachucae — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Panicum huachucae var. silvicola — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Panicum implicatum — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Panicum lindheimeri — Lindheimer's Witchgrass

Panicum lucidum — Bog Witchgrass

Panicum mattamuskeetense — Mattamuskeet Witchgrass

Panicum maximum — Guinea Grass

Panicum microcarpon — Small-fruited Witchgrass

Panicum nitidum — Shining Witchgrass

Panicum nitidum var. nitidum — Shining Witchgrass

Panicum nitidum var. ramulosum — Small-fruited Witchgrass

Panicum nudicaule — Witchgrass

Panicum ovale var. villosum — Whitehair Witchgrass

Panicum ovinum — Nerved Witchgrass

Panicum philadelphicum var. philadelphicum — Woodland Panicgrass

Panicum pinetorum — Pineland Witchgrass

Panicum polycaulon — Hairless Witchgrass

Panicum pseudopubescens — Whitehair Witchgrass

Panicum ramosum — Browntop Millet, Dixie Signalgrass

Panicum rhizomatum — Small Beaked Panicum, Small Beaked Panicgrass

Panicum rigidulum var. condensum — Dense Panicgrass

Panicum roanokense — Roanoke Witchgrass

Panicum sphaerocarpon var. inflatum — Round-fruited Witchgrass, Roundseed Witchgrass

Panicum sphaerocarpon var. sphaerocarpon — Round-fruited Witchgrass, Roundseed Witchgrass

Panicum sphagnicola — Peaty Witchgrass

Panicum strigosum var. leucoblepharis — Dwarf Witchgrass

Panicum tennesseense — Slender-stemmed Witchgrass, Western Woolly Witchgrass

Panicum tsugetorum — American Witchgrass

Panicum tuckermanii — Woodland Panicgrass

Panicum tuckermannii — Woodland Panicgrass

Panicum xalapense var. strictirameum — Open-flower Witchgrass, Open-flower Rosette Grass

Panicum yadkinense — Spotted-sheath Witchgrass

Papyrius papyriferus — Paper Mulberry

Parathelypteris noveboracensis — New York Fern

Parathelypteris simulata — Bog Fern, Massachusetts Fern

Parietaria nummularia — Florida Pellitory

Paronychia dichotoma — Yellow Nailwort, Virginia Whitlow-wort

Paronychia virginica ssp. virginica — Yellow Nailwort, Virginia Whitlow-wort

Parsonsia balsamona — Colombian Waxweed

Parsonsia petiolata — Clammy Cuphea, Blue Waxweed

Parthenium hispidum var. auriculatum — Glade Wild Quinine

Parthenium integrifolium — Common Wild Quinine

Parthenium integrifolium — Glade Wild Quinine

Paspalidium geminatum var. geminatum — Alligator Grass, Paspalidium, Kissimmee Grass

Paspalum circulare — Field Crowngrass, Field Paspalum

Paspalum fissifolium — Common Carpetgrass

Paspalum floridanum + — Florida Paspalum

Paspalum furcatum — Big Carpetgrass

Paspalum giganteum — Florida Paspalum

Paspalum lentiferum — Early Crowngrass

Paspalum longipilum — Field Crowngrass, Field Paspalum

Paspalum repens — Water Paspalum, Horsetail Crowngrass

Pediomelum subacaulis — Nashville Breadroot

Pellaea species 2 — Wavy Cloak Fern, Wavy Scaly Cloak Fern

Pellaea ternifolia var. wrightiana — Wright's Cliffbrake

Peniophyllum linifolium — Threadleaf Sundrops, Flaxleaf Sundrops

Pennisetum americanum ssp. americanum — Pearl Millet

Pennisetum ciliare var. ciliare — Buffelgrass

Penstemon penstemon — Smooth Beardtongue, Eastern Beardtongue, Eastern Smooth Beardtongue

Pepo pepo — Pumpkin, Zucchini, Ornamental Gourd, Vegetable Marrow

Peramium ophioides — Dwarf Rattlesnake Plantain, Dwarf Rattlesnake Orchid, Lesser Rattlesnake-orchid, Lesser Rattlesnake-plantain

Peramium pubescens — Downy Rattlesnake Plantain, Downy Rattlesnake-orchid

Perilla frutescens var. crispa — Beefsteak Plant, Perilla

Persea borbonia var. pubescens — Swamp Redbay

Persicaria glabra — Dense-flower Smartweed

Persicaria muhlenbergii — Water Smartweed, Scarlet Smartweed

Persicaria persicaria — Spotted Lady's-thumb, Heart's-ease

Perularia bidentata — Tubercled Orchid, Southern Rein Orchid, Southern Gypsy-spike

Perularia flava — Tubercled Rein Orchid, Northern Gypsy-spike

Perularia scutellata — Tubercled Orchid, Southern Rein Orchid, Southern Gypsy-spike

Petalostemon albidus — White-tassels

Petalostemon carneus — Pink-tassels

Petalostemon gattingeri — Gattinger's Prairie-clover, Purple-tassels

Petalostemon gracilis — Sprawling White-tassels

Petalostemon pinnatus ssp. trifoliatus — Summer Farewell

Petalostemon purpureus — Purple Prairie-clover

Petunia ×hybrida — Garden Petunia

Phacelia bicknellii — Miami-mist

Phacelia boykinii — Miami-mist

Phacelia brevistyla — Fernleaf Phacelia, Purple Phacelia, Forest Phacelia

Phaeiris fulva — Copper Iris, Red Flag

Phaeiris giganticaerulea — Giant Blue Iris

Phaethusa laciniata — Southern Frostweed

Phaethusa occidentalis — Southern Crownbeard, Yellow Crownbeard

Phaethusa virginica — White Crownbeard, Common Frostweed, White Wingstem, Virginia Wingstem

Phalaris arundinacea var. arundinacea — Reed Canarygrass, Ribbongrass

Phalaris arundinacea var. picta — Reed Canarygrass, Ribbongrass

Phaseolus lathyroides — Wild Bushbean

Phellodendron japonicum — Amur Cork-tree, Northern Cork-tree, Japanese Cork-tree

Philadelphus grandiflorus — Appalachian Mock-orange, Scentless Mock-orange

Philadelphus inodorus var. grandiflorus — Appalachian Mock-orange, Scentless Mock-orange

Philotria densa — Brazilian Waterweed, Brazilian Egeria, "Brazilian Elodea", "Anacharis"

Phlox bifida ssp. stellaria — Cleft Phlox, Sand Phlox

Phlox maculata — Northern Meadow Phlox

Phlox maculata — Leafy Meadow Phlox, Wild Sweet William

Phlox maculata var. maculata — Northern Meadow Phlox

Phlox maculata var. purpurea — Leafy Meadow Phlox, Wild Sweet William

Phlox pilosa var. pilosa — Downy Phlox

Pholiurus incurvus — Curved Sickle-grass, Hard Grass, Thin-tail

Phoradendron flavescens — American Mistletoe, Christmas Mistletoe

Phoradendron serotinum ssp. serotinum — American Mistletoe, Christmas Mistletoe

Phragmites australis ssp. australis — Common Reed

Phragmites phragmites — Common Reed

Phryma leptostachya var. leptostachya — American Lopseed

Phyllanthus carolinensis — Carolina Leaf-flower

Phyllanthus caroliniensis var. caroliniensis — Carolina Leaf-flower

Phyllostachys nigra var. henionis — Black Bamboo

Phyllostachys pubescens — Moso Bamboo

Physalis barbadensis — Downy Ground-cherry, Husk-tomato

Physalis barbadensis var. barbadensis — Downy Ground-cherry, Husk-tomato

Physalis intermedia — Virginia Ground-cherry

Physalis maritima — Dune Ground-cherry, Sand Ground-cherry, Walter's Ground-cherry

Physalis monticola — Virginia Ground-cherry

Physalis pendula — Smooth Ground-cherry, Cutleaf Ground-cherry

Physalis pruinosa — Gray Ground-cherry, Strawberry-tomato, Dwarf Cape-gooseberry

Physalis pubescens var. integrifolia — Downy Ground-cherry, Husk-tomato

Physalis subglabrata — Longleaf Ground-cherry

Physalis viscosa — Dune Ground-cherry, Sand Ground-cherry, Walter's Ground-cherry

Physalodes physalodes — Apple-of-Peru, Shoo-fly-plant

Physostegia virginiana var. arenaria — Southern Obedient-plant

Pilea pumila var. deamii — Greenfruit Clearweed, Richweed, Coolwort, Canadian Clearweed

Pilostaxis baldwinii — White Milkwort, Baldwin's Milkwort

Pimpinella saxifraga — Burnet-saxifrage

Pinguicula elatior — Blue Butterwort

Pinus rigida ssp. rigida — Pitch Pine

Pinus rigida ssp. serotina — Pond Pine, Pocosin Pine, Marsh Pine

Pityopsis adenolepis — Carolina Silkgrass, Pineland Silkgrass, Grassleaf Goldenaster

Pityopsis aspera — Pineland Silkgrass, Sticky Goldenaster, Grassleaf Goldenaster

Pityopsis aspera — Carolina Silkgrass, Pineland Silkgrass, Grassleaf Goldenaster

Pityothamnus reticulatus — Netleaf Pawpaw

Planodes virginica — Sibara, Virginia-cress, Virginia Rockcress, Virginia Winged Rockcress

Plantago hybrida — Many-seeded Plantain, Small Plantain, Slender Plantain

Plantago psyllium — Sand Plantain, Leafy-stemmed Plantain

Plantago rugelii var. asperula — American Plantain, Broad-leaved Plantain, Blackseed Plantain, Red-stemmed Plantain

Platanthera orbiculata var. orbiculata — Large Round-leaved Orchid, Dinner-plate Orchid

Platanus acerifolia — London Planetree

Platanus occidentalis var. occidentalis — American Sycamore, Planetree

Pleuropterus zuccarinii — Japanese Knotweed

Pluchea odorata var. succulenta — Saltmarsh Fleabane, Camphorweed

Pluchea rosea var. rosea — Marsh Fleabane, Rosy Camphorweed

Podostemon abrotanoides — Riverweed, Threadfoot, Riffleweed

Podostemon ceratophyllum — Riverweed, Threadfoot, Riffleweed

Pogonia affinis — Small Whorled Pogonia, Little Five-leaves

Pogonia divaricata — Rosebud Orchid, Large Spreading Pogonia

Pogonia verticillata — Large Whorled Pogonia, Larger Five-leaves

Poinsettia cyathophora — Wild Poinsettia, Painted Leaf, Fire-on-the-mountain

Poinsettia dentata — Toothed Spurge, Green Poinsettia, Wild Poinsettia, Painted Leaf

Poinsettia geniculata — Fiddler's Spurge, Mexican Fireplant

Poinsettia heterophylla — Fiddler's Spurge, Mexican Fireplant

Poinsettia heterophylla — Wild Poinsettia, Painted Leaf, Fire-on-the-mountain

Polemonium van-bruntiae — Appalachian Jacob's Ladder

Polycodium arenicola — Dwarf Deerberry

Polycodium ashei — Florida Deerberry, Whiteleaf Deerberry

Polycodium candicans — Appalachian Deerberry

Polycodium floridanum — Florida Deerberry, Whiteleaf Deerberry

Polycodium melanocarpum — Southern Deerberry

Polycodium neglectum — Common Deerberry

Polycodium sericeum — Southern Deerberry

Polycodium stamineum — Common Deerberry

Polygala balduinii var. balduinii — White Milkwort, Baldwin's Milkwort

Polygala boykinii — Boykin's Milkwort

Polygala cruciata var. aquilonia — Southern Drumheads, Crossleaf Milkwort

Polygala senega var. latifolia — Seneca Snakeroot

Polygala senega var. senega — Seneca Snakeroot

Polygala viridescens — Field Milkwort, Blood Milkwort

Polygonatum commutatum — Smooth Solomon's Seal

Polygonum americanum — Southern Jointweed, Showy Jointweed

Polygonum aubertii — Lace Vine, Silver-lace-vine, China Fleece-vine, Russian Vine

Polygonum aviculare var. aviculare — Prostrate Knotweed

Polygonum caespitosum var. longisetum — Longbristle Smartweed, Bristly Lady's-thumb, Tufted Knotweed, Oriental Lady's-thumb

Polygonum cristatum — Crested Climbing Buckwheat, Climbing False Buckwheat

Polygonum fimbriatum — Sandhill Jointweed, Fringed Thysanella

Polygonum longisetum — Longbristle Smartweed, Bristly Lady's-thumb, Tufted Knotweed, Oriental Lady's-thumb

Polygonum polygamum var. polygamum — October-flower

Polygonum punctatum var. confertiflorum — Dotted Smartweed

Polygonum setaceum + — Swamp Smartweed, Bog Smartweed

Polymnia radiata — Small-flowered Leafcup, White-flowered Leafcup

Polypodium aureum — Goldfoot Fern, Golden Polypody

Polypodium polypodioides var. michauxianum — Resurrection Fern, Scaly Polypody

Polystichum acrostichoides var. lonchitoides — Christmas Fern

Polystichum falcatum — Japanese Holly-fern, Asian Net-veined Holly Fern

Polystichum fortunei — Fortune's Holly-fern, Fortune's Net-veined Holly Fern

Pontederia azurea — Rooted Water-hyacinth, anchored water-hyacinth

Pontederia crassipes — Common Water-hyacinth

Pontederia lanceolata — Lanceleaf Pickerelweed

Pontederia vaginalis — Monochoria, heartshape false pickerelweed

Populus balsamifera var. balsamifera — Balsam Poplar, Hackmatack, Tacamahac

Populus deltoides var. deltoides — Eastern Cottonwood

Populus deltoides var. occidentalis — Plains Cottonwood, Texas Cottonwood

Porteranthus stipulatus — Midwestern Indian Physic, American Ipecac

Porteranthus trifoliatus — Bowman's Root, Mountain Indian Physic, Fawn's Breath

Potamogeton capillaceus + — Common Snailseed Pondweed, Waterthread Pondweed

Potentilla canadensis var. canadensis — Dwarf Cinquefoil, Running Five-fingers

Potentilla caroliniana — Dwarf Cinquefoil, Running Five-fingers

Potentilla monspeliensis — Strawberry-weed, Rough Cinquefoil, Norwegian Cinquefoil

Potentilla pumila — Dwarf Cinquefoil, Running Five-fingers

Poterium polygamum — Salad Burnet, Garden Burnet, Fodder Burnet

Poterium sanguisorba — Salad Burnet, Garden Burnet, Fodder Burnet

Poterium sanguisorba ssp. muricatum — Salad Burnet, Garden Burnet, Fodder Burnet

Prenanthes alba ssp. pallida — Gall-of-the-earth, Three-leaved Rattlesnake-root

Prenanthes cylindrica — Cylindrical Rattlesnake-root, Appalachian Rattlesnake-root

Prenanthes cylindrica — Roan Mountain Rattlesnake-root, Appalachian Rattlesnake-root

Prenanthes serpentaria var. barbata — Barbed Rattlesnake-root, Flatwoods Rattlesnake-root, Prairie Lion’s-foot

Proserpinaca palustris var. crebra — Marsh Mermaid-weed, Common Mermaid-weed

Proserpinaca palustris var. palustris — Marsh Mermaid-weed, Common Mermaid-weed

Proserpinaca platycarpa — Marsh Mermaid-weed, Common Mermaid-weed

Prunella vulgaris var. hispida — Eurasian Self-heal, Eurasian Heal-all

Prunus alleghaniensis — Allegheny Plum, Allegheny Sloe

Prunus americana var. lanata — Big-tree Plum, Mexican Plum

Prunus cuneata — Susquehanna Cherry, Appalachian Sand Cherry, Appalachian Dwarf-cherry

Prunus pennsylvanica — Fire Cherry, Pin Cherry

Prunus umbellata var. injuncunda — Hog Plum, Flatwoods Plum

Prunus yedoensis — Yoshino Cherry

Pseudognaphalium obtusifolium ssp. praecox — Fragrant Rabbit Tobacco, Sweet Everlasting, Catfoot

Psoralea virgata — Pineland Leatherroot, Slender Leatherroot, Pineland Scurfpea

Pteris latiuscula var. latiuscula — Eastern Bracken, Brake

Pteris latiuscula var. pseudocaudata — Southern Bracken

Pueraria thunbergiana — Kudzu, Foot-a-Day

Pycnanthemum aristatum — awned mountain-mint

Pycnanthemum hyssopifolium — Savanna Mountain-mint

Pycnanthemum incanum var. loomisii — Loomis's Mountain-mint

Pycnanthemum pycnanthemoides — Woodland Mountain-mint, Southern Mountain-mint

Pycnanthemum tullia — Woodland Mountain-mint, Southern Mountain-mint

Pycnodoria multifida — Spider Brake, Wall Fern, Huguenot Fern

Pycnodoria vittata — Ladder Brake

Pycnothymus rigidus — Florida Pennyroyal, Wild Pennyroyal

Pylostachya balduinii — White Milkwort, Baldwin's Milkwort

Pyracantha crenatiserrata — Chinese Firethorn

Pyrrhopappus carolinianus var. georgianus — Carolina False-dandelion

Pyrus americana — Mountain-ash, American Mountain-ash, American Rowan

Pyrus angustifolia — Southern Crabapple, Wild Crabapple

Pyrus arbutifolia — Red Chokeberry

Pyrus aucuparia — European Mountain-ash, Rowan

Pyrus baccata — Siberian Crabapple

Pyrus coronaria — Wild Crabapple, Sweet Crabapple

Pyrus floribunda — Purple Chokeberry

Pyrus lancifolia — Wild Crabapple, Sweet Crabapple

Pyrus malus — Common Apple

Pyrus melanocarpa — Black Chokeberry

Quamasia hyacinthina — Wild Hyacinth, Eastern Camas Lily, Quamash Lily

Quercus falcata var. pagodifolia — Cherrybark Oak, Swamp Spanish Oak

Quercus falcata var. triloba — Southern Red Oak, Spanish Oak

Quercus margarettiae — Sand Post Oak, Scrub Post Oak

Quercus muehlenbergi — Chinquapin Oak, Yellow Chestnut Oak

Quercus nuttallii — Nuttall Oak, Texas Red Oak

Quercus prinoides var. acuminata — Chinquapin Oak, Yellow Chestnut Oak

Quercus prinoides var. prinoides — Dwarf Chinquapin Oak

Quercus shumardii var. texana — Nuttall Oak, Texas Red Oak

Quercus stellata var. boyntonii — Boynton Sand Post Oak, Boynton Oak

Quercus stellata var. margaretta — Sand Post Oak, Scrub Post Oak

Quercus stellata var. paludosa — Swamp Post Oak, Bottomland Post Oak, Delta Oak

Quercus stellata var. stellata — Post Oak

Radicula palustris — Bog Yellowcress, Marshcress

Raimannia drummondii — Beach Evening Primrose, Drummond's Evening Primrose

Raimannia humifusa — Dunes Evening Primrose, Seabeach Evening Primrose, Spreading Evening Primrose

Raimannia laciniata — Cutleaf Evening Primrose

Ramium niveum — Ramie

Ranunculus arvensis var. tuberculatus — Corn Crowfoot, Hungerweed

Ranunculus fascicularis var. fascicularis — Early Buttercup, Thick-root Butterdup

Ranunculus ficaria — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria ssp. bulbilifer — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria ssp. calthifolius — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria ssp. chrysocephalus — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria ssp. ficaria — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus ficaria ssp. ficariiformis — Fig Buttercup, Lesser Celandine, Pilewort

Ranunculus harveyi var. harveyi — Harvey's buttercup

Ranunculus obtusiusculus — Water-plantain Crowfoot, Water-plantain Spearwort

Ranunculus palmatus — Carolina Buttercup, Swamp Buttercup

Ranunculus septentrionalis var. caricetorum — Northern Swamp Buttercup, Marsh Buttercup

Ranunculus septentrionalis var. pterocarpus — Northern Swamp Buttercup, Marsh Buttercup

Ranunculus septentrionalis var. septentrionalis — Northern Swamp Buttercup, Marsh Buttercup

Ratibida columnaris — Mexican Hat, Columnar Prairie Coneflower, Upright Coneflower, Long-headed Coneflower

Reynoutria polystachya — Himalayan Knotweed, Kashmir Plume, cultivated knotweed

Rhacoma ilicifolia — Holly-leaf Rhacoma, Christmasberry, Quailberry

Rhamnus citrifolia — Dahurian Buckthorn, Davurian Buckthorn

Rhamnus davurica ssp. nipponica — Dahurian Buckthorn, Davurian Buckthorn

Rhamnus frangula — Glossy Buckthorn, European Alder-buckthorn

Rhaphis pauciflora — Florida Goldbeard, Florida Rhaphis, Florida Beardgrass

Rhaponticum repens — Russian Knapweed

Rhexia ciliosa — Ciliate Meadowbeauty, Short-stemmed Meadowbeauty, Fringed Meadowbeauty, Bog Meadowbeauty

Rhexia virginica var. purshii — Virginia Meadowbeauty, Wingstem Meadowbeauty, Deergrass

Rhodiola roanensis — Roseroot

Rhododendron bakeri — Cumberland Azalea, Baker's Azalea

Rhododendron canescens + — Piedmont Azalea, Southern Pinxterbloom Azalea, Hoary Azalea

Rhododendron coryi — Swamp Azalea, Clammy Azalea, Swamp Honeysuckle, Catchfly Azalea

Rhododendron minus var. minus — Gorge Rhododendron, Punctatum, Piedmont Rhododendron

Rhododendron minus var. minus — Carolina Rhododendron, Punctatum

Rhododendron oblongifolium — Swamp Azalea, Clammy Azalea, Swamp Honeysuckle, Catchfly Azalea

Rhododendron speciosum — Oconee Azalea

Rhus hirta — Staghorn Sumac

Rhus pumila — Michaux's Sumac, Dwarf Sumac, False Poison Sumac

Rhus radicans var. radicans — Eastern Poison Ivy

Rhus radicans var. rydbergii — Wesern Poison Ivy

Rhynchelytrum repens — Rose Natalgrass

Rhynchelytrum roseum — Rose Natalgrass

Rhynchosia erecta — Twining Snoutbean, Erect Snoutbean

Rhynchosia intermedia — Twining Snoutbean, Erect Snoutbean

Rhynchosia simplicifolius — Dollarweed, Dollarleaf Snoutbean, Roundleaf Snoutbean

Rhynchospora globularis var. recognita — Cymose Beakrush, Cymose Beaksedge

Rhynchospora glomerata var. glomerata — Clustered Beaksedge

Rhytidomene lupinellus — Lupine Scurfpea, Sandhill Scurfpea

Ridan alternifolia — Common Wingstem

Riedlea hirsuta — Bretonica Peluda

Ripidium ravennae — Ravenna-grass, Hardy Pampas Grass

Robinia caragana — Siberian Pea Shrub

Robinia elliottii — Dwarf Bristly Locust, Dwarf Locust

Robinia fertilis — Arnot Bristly Locust, Fruitful Locust

Robinia viscosa var. hartwigii — Granite Dome Locust, Highlands Locust, Hartwig's Locust

Rorippa microphylla — Narrow-fruited Watercress, One-row Yellowcress

Rorippa nasturtium-aquaticum — Watercress

Rorippa palustris var. palustris — Bog Yellowcress, Marshcress

Rosa micrantha — Sweetbriar Rose, Eglantine Rose

Rosa obtusiuscula — Swamp Rose

Rottboellia exaltata — Itch-grass

Rubus armeniacus — European Blackberry, Himalayan Blackberry, Himalaya-berry

Rubus arvensis — Sawtooth Blackberry

Rubus betulifolius — Pennsylvania Blackberry, Highbush Blackberry, Eastern Blackberry, Southern Blackberry

Rubus carolinianus — Red Raspberry, American Red Raspberry

Rubus dalibarda — Robin-runaway, Star-violet, Dewdrop

Rubus discolor — Chesapeake Blackberry, Topsy Blackberry

Rubus floridus — Pennsylvania Blackberry, Highbush Blackberry, Eastern Blackberry, Southern Blackberry

Rubus idaeus ssp. sachalinensis — Red Raspberry, American Red Raspberry

Rubus linkianus — European Blackberry, Himalayan Blackberry, Himalaya-berry

Rubus odoratus var. columbianus — Purple-flowering Raspberry, Thimbleberry

Rubus procerus — European Blackberry, Himalayan Blackberry, Himalaya-berry

Rubus repens — Robin-runaway, Star-violet, Dewdrop

Rubus strigosus — Red Raspberry, American Red Raspberry

Rudbeckia beadlei — Chauncey's Coneflower

Rudbeckia glabra — Narrow-leaved Coneflower, St. John's Black-eyed Susan, Shiny Coneflower

Rudbeckia nitida var. nitida — Narrow-leaved Coneflower, St. John's Black-eyed Susan, Shiny Coneflower

Rudbeckia rupestris — Blue Ridge Three-lobed Coneflower, Brown-eyed Susan

Rudbeckia triloba var. beadleyi — Chauncey's Coneflower

Ruellia caroliniansis ssp. ciliosa var. cinerascens — Sandhills Wild Petunia, Dwarf Wild Petunia

Ruellia malacosperma — Mexican Bluebell

Ruellia parviflora — Carolina Wild-petunia, Common Wild-petunia, Hairy Ruellia

Ruellia pedunculata — Pursh's Wild-petunia

Rumex acetosella var. acetosella — Sheep Sorrel, Sourgrass, Red Sorrel, Field Sorrel

Ruscus aculeatus — Butcher's Broom, Knee Holly

Rynchospora caduca — Angle-stem Beaksedge

Rynchospora capitellata — Brownish Beaksedge

Rynchospora careyana — Carey's Horned Beaksedge, broadfruit horned beaksedge

Rynchospora corniculata — Short-bristled Horned Beaksedge

Rynchospora cymosa — Cymose Beakrush, Cymose Beaksedge

Rynchospora dodecandra — Sandy-field Beaksedge, Sandhill Beaksedge

Rynchospora filifolia — Threadleaf Beaksedge

Rynchospora globularis — Globe Beaksedge

Rynchospora glomerata — Clustered Beaksedge

Rynchospora gracilenta — Slender Beaksedge

Rynchospora harperi — Harper's Beaksedge

Rynchospora inundata — Narrow-fruit Horned Beaksedge

Rynchospora leptocarpa — Slender-fruit Beaksedge

Rynchospora miliacea — Millet Beaksedge

Rynchospora patula — Angle-stem Beaksedge

Rynchospora pinetorum — Small's Beakrush, Small's Beaksedge

Rynchospora tracyi — Tracy's Beaksedge

Sabal deeringiana — Dwarf Palmetto, Bush Palmetto, Dwarf Blue Palmetto, Bluestem Palmetto

Sabatia decandra — Bartram's Rose-gentian

Sabbatia calycina — Coastal Rose-pink, Coastal Rose-gentian

Sabbatia grandiflora — Largeflower Rose-gentian

Sabina silicicola — Southern Red Cedar, Coastal Red Cedar

Sabina virginiana — Eastern Red Cedar

Sabulina brevifolia — Piedmont Sandwort, One-flower Sandwort

Sabulina caroliniana — Carolina Sandwort, Longroot, Pine-barren Sandwort

Sabulina glabra — Appalachian Sandwort

Sabulina groenlandica — Mountain Sandwort, Greenland Sandwort

Sabulina uniflora — Godfrey's Sandwort

Saccharodendron barbatum — Sugar Maple, Hard Maple, Sugar-tree

Saccharum alopecuroidum — Silver Plumegrass

Saccharum contortum — Bent-awn Plumegrass

Sagittaria angustifolia — Duck Potato

Sagittaria cycloptera — Grassleaf Arrowhead, Grassy Arrowhead

Sagittaria engelmanniana ssp. engelmanniana — Engelmann's arrowhead

Sagittaria engelmanniana ssp. longirostra — Appalachian Arrowhead, Southern Arrowhead, Longbeak Arrowhead

Sagittaria graminea ssp. graminea — Grassleaf Arrowhead, Grassy Arrowhead

Sagittaria graminea ssp. weatherbiana — Weatherby’s Arrowhead

Sagittaria longirostra var. australis — Appalachian Arrowhead, Southern Arrowhead, Longbeak Arrowhead

Salicornia perennis — Perennial Glasswort, Woody Glasswort, Pickleweed

Salix longipes — Carolina Willow, Coastal Plain Willow

Salix tristis — Dwarf Upland Willow, Sage Willow

Salsola kali var. kali — Northern Saltwort

Salsola kali var. kali — Southern Saltwort, Carolina Saltwort

Salsola kali var. tenuifolia — Russian Thistle, Tumbleweed

Salsola pestifer — Russian Thistle, Tumbleweed

Salvia rosmarinus — Rosemary

Salvinia adnata — Giant Salvinia, Kariba Weed

Sambucus canadensis var. canadensis — Common Elderberry, American Elder

Samolus floribundus — Water-pimpernel, Brookweed

Sanguisorba minor ssp. muricata — Salad Burnet, Garden Burnet, Fodder Burnet

Sanicula floridana — Florida Sanicle, Florida Snakeroot, Florida Black-snakeroot

Sanicula marylandica — Black Snakeroot, Maryland Sanicle, Maryland Black-snakeroot

Sapindus drummondii — Western Soapberry

Sarcocornia pacifica — Perennial Glasswort, Woody Glasswort, Pickleweed

Sarothra drummondii — Drummond's St. Johnswort, Nits-and-lice

Sarothra gentianoides — Pineweed, Orange-grass

Sarracenia purpurea ssp. purpurea — Northern Purple Pitcherplant

Sarracenia purpurea ssp. venosa — Southern Purple Pitcherplant, Frog's Breeches, Hunter's Cup

Sarracenia purpurea ssp. venosa var. montana — Southern Appalachian Purple Pitcherplant

Sarracenia purpurea ssp. venosa var. venosa — Southern Purple Pitcherplant, Frog's Breeches, Hunter's Cup

Sasa japonica — Arrow Bamboo

Satureja ashei — Ashe's Savory, Ashe's Calamint, Ohoopee Dunes Wild Basil

Satureja coccinea — Scarlet Wild Basil, Scarlet Calamint, Red Mint Shrub

Satureja rigida — Florida Pennyroyal, Wild Pennyroyal

Schedonorus phoenix — Tall Fescue, Alta Fescue

Schinus terebinthifolius — Brazilian Peppertree, Brazilian-pepper

Schisandra coccinea — Bay Star-vine, Climbing-magnolia, Magnolia-vine

Schizachyrium scoparium ssp. scoparium — Little Bluestem

Schizandra coccinea — Bay Star-vine, Climbing-magnolia, Magnolia-vine

Schmaltzia crenata — Fragrant Sumac, Squawbush

Schoenolirion texanum — Texas Sunnybell

Schoenoplectus mucronatus — Roughseed Bulrush, Bog Bulrush, Ricefield Bulrush

Schrankia microphylla var. floridana — Florida Sensitive-briar, Powderpuff Mimosa

Schwalbea australis — American Chaffseed

Scirpus caespitosus — Deerhair Bulrush, Deergrass, Tufted Bulrush

Scirpus californicus — Giant Bulrush, Southern Bulrush, Tule, California Bulrush

Scirpus carinatus — Keeled Bulrush

Scirpus cubensis — Cuban Bulrush

Scirpus eriophorum — Woolgrass Bulrush, Marsh Bulrush

Scirpus mucronatus — Roughseed Bulrush, Bog Bulrush, Ricefield Bulrush

Scirpus pungens var. pungens — Common Threesquare, Chairmaker's Rush, Swordgrass

Scirpus sylvaticus — Woodland Bulrush

Scirpus tabernaemontani — Softstem Bulrush, Great Bulrush

Scleria elliottii — Broad-leaved Hairy Nutrush, Elliott's Nutrush

Scutellaria altamaha ssp. australis — Hoary Skullcap, Downy Skullcap

Scutellaria altamaha var. australis — Hoary Skullcap, Downy Skullcap

Scutellaria ambigua — Shale-barren Skullcap, Glade Skullcap, Leonard's Skullcap

Scutellaria arguta — Heartleaf Skullcap

Scutellaria cuthbertii — Heartleaf Skullcap

Scutellaria integrifolia var. multiglandulosa — Small's Skullcap

Scutellaria ovalifolia — Hairy Skullcap

Scutellaria ovalifolia ssp. hirsuta — Hairy Skullcap

Scutellaria ovata ssp. cuthbertii — Heartleaf Skullcap

Scutellaria ovata ssp. ovata var. ovata — Heartleaf Skullcap

Scutellaria ovata ssp. pseudoarguta — Heartleaf Skullcap

Scutellaria ovata ssp. rugosa var. rugosa — Heartleaf Skullcap

Scutellaria ovata ssp. venosa — Heartleaf Skullcap

Scutellaria ovata ssp. virginiana — Heartleaf Skullcap

Scutellaria ovata var. calcarea — Heartleaf Skullcap

Scutellaria parvula var. leonardii — Shale-barren Skullcap, Glade Skullcap, Leonard's Skullcap

Scutellaria punctata — Hoary Skullcap, Downy Skullcap

Scutellaria serrata var. montana — Large-flowered Skullcap

Scutellaria serrata var. serrata — Showy Skullcap, Serrate Skullcap

Sebastiana ligustrina — Sebastian-bush

Sebastiania fruticosa — Sebastian-bush

Sedum rosea var. rosea — Roseroot

Selaginella apoda var. ludoviciana — Louisiana Spikemoss, Gulf Spikemoss

Senecio anonymus — Small's Ragwort, Squaw-weed, Appalachian Ragwort

Senecio crawfordii — Bog Ragwort, Groundsel

Senecio plattensis — Appalachian Ragwort

Senecio plattensis — Buck Creek Ragwort, Serpentine Ragwort

Senecio rotundus — Roundleaf Ragwort, Roundleaf Groundsel, Spatulate-leaved Ragwort, Running Ragwort

Senecio schweinitzianus — Robbins' Ragwort, New England Ragwort, New England Groundsel, Schweinitz's Ragwort

Sericocarpus bifoliatus — Twisted-leaf Whitetop Aster, Dixie Whitetop Aster

Serinia oppositifolia — Opposite-leaf Dwarf-dandelion

Sesban exaltatus — Bigpod Sesbania, Coffee-weed, Indigo-weed, Hemp Sesbania

Sesbania macrocarpa — Bigpod Sesbania, Coffee-weed, Indigo-weed, Hemp Sesbania

Setaria faberii — Nodding Foxtail Grass, Giant Foxtail-grass, Chinese Foxtail

Setaria geminata var. geminata — Alligator Grass, Paspalidium, Kissimmee Grass

Setaria geminata var. paludivaga — Alligator Grass, Paspalidium, Kissimmee Grass

Setaria lutescens — Yellow Foxtail

Setaria verticillata var. verticillata — Hooked Bristlegrass

Setiscapella cleistogama — Slender Bladderwort, Zigzag Bladderwort

Setiscapella subulata — Slender Bladderwort, Zigzag Bladderwort

Seutera angustifolia — Swallow-wort, Sand-vine, Gulf Coast Swallow-wort

Seymeria macrophylla — Mullein Foxglove

Sherwoodia galacifolia — Oconee Bells, Southern Shortia

Sherwoodia galacifolia — Northern Shortia

Sibbaldia tridentata — Wineleaf Cinqefoil, Mountain Cinqefoil, Three-toothed Cinqefoil, Mountain White Potentilla

Sida inflexa — Coastal Plain Sida, Elliott's Fanpetals

Silene baldwinii — Eastern Fringed Campion, Eastern Fringed Catchfly

Silene caroliniana ssp. pensylvanica var. pensylvanica — Northern Wild-pink, Sticky Catchfly, Pennsylvania Catchfly

Silene flos-cuculi ssp. flos-cuculi — Ragged Robin

Silene pensylvanica — Northern Wild-pink, Sticky Catchfly, Pennsylvania Catchfly

Silphium asteriscus var. angustatum — Starry Rosinweed

Silphium asteriscus var. dentatum — Starry Rosinweed

Silphium asteriscus var. simpsonii — Simpson's rosinweed

Silphium dentatum var. gatesii — Starry Rosinweed

Silphium elliottii — Starry Rosinweed

Silphium gracile — Simpson's rosinweed

Silphium incisum — Starry Rosinweed

Silphium integrifolium var. deamii — Prairie Rosinweed

Silphium laciniatum var. robinsonii — Compassplant

Silphium nodum — Starry Rosinweed

Silphium scaberrimum — Starry Rosinweed

Silphium terebinthinaceum var. pinnatifidum — Cutleaf Prairie-dock, Tansy Rosinweed

Sinapis nigra — Black Mustard, Charlock

Sisymbrium nasturtium-aquaticum — Watercress

Sisymbrium officinale var. leiocarpum — Hedge Mustard

Sisyrinchium exile — Annual Blue-eyed Grass, Lawn Blue-eyed Grass

Sisyrinchium graminoides — Narrowleaf Blue-eyed Grass, Stout Blue-eyed Grass

Sisyrinchium incrustatum — Bristly Blue-eyed Grass, Coastal Plain Blue-eyed Grass

Sitilias caroliniana — Carolina False-dandelion

Sium cicutaefolium — Hemlock Water-parsnip

Sium floridanum — Hemlock Water-parsnip

Smilacina stellata — Starry Solomon's Seal, Starry Solomon's Plume, Starflower

Smilax herbacea var. lasioneura — Midwestern Carrionflower

Smilax lanceolata — Jackson-brier, Unarmed Catbrier, Sweet-scented Smilax

Smilax lasioneuron — Midwestern Carrionflower

Smilax maritima — Jackson-brier, Unarmed Catbrier, Sweet-scented Smilax

Solanum nigrum ssp. nigrum — European Black Nightshade

Solanum pseudo-capsicum — Jerusalem-cherry

Solanum ptychanthum — Eastern Black Nightshade

Solanum sarachoides — Hairy Nightshade

Solidago altissima ssp. altissima — Tall Goldenrod, Field Goldenrod, Common Goldenrod

Solidago altissima ssp. altissima — Southern Tall Goldenrod

Solidago arguta ssp. arguta — Forest Goldenrod, Sharp-leaved Goldenrod, Cutleaf Goldenrod

Solidago arguta ssp. arguta var. arguta — Forest Goldenrod, Sharp-leaved Goldenrod, Cutleaf Goldenrod

Solidago arguta ssp. caroliniana var. boottii — Boott's Goldenrod, Cutleaf Goldenrod

Solidago arguta ssp. caroliniana var. caroliniana — Vasey's Goldenrod

Solidago aspera — Wrinkleleaf Goldenrod

Solidago boottii var. caroliniana — Vasey's Goldenrod

Solidago caesia var. curtisii — Curtis's Goldenrod

Solidago canadensis — Tall Goldenrod, Field Goldenrod, Common Goldenrod

Solidago canadensis — Harger's Common Goldenrod, Harger's Canada Goldenrod

Solidago canadensis — Canada Goldenrod

Solidago canadensis — Riverbank Goldenrod, Rock Goldenrod

Solidago canadensis — Southern Tall Goldenrod

Solidago canadensis var. rupestris — Riverbank Goldenrod, Rock Goldenrod

Solidago canadensis var. scabra — Tall Goldenrod, Field Goldenrod, Common Goldenrod

Solidago canadensis var. scabra — Southern Tall Goldenrod

Solidago celtidifolia — Hackberry-leaf Goldenrod

Solidago conferta — Showy Goldenrod, Noble Goldenrod

Solidago curtisii var. flaccidifolia — Appalachian Goldenrod, Mountain Goldenrod

Solidago curtisii var. pubens — Curtis's Goldenrod

Solidago harperi — Showy Goldenrod, Noble Goldenrod

Solidago harperi — Downy Ragged Goldenrod, Downy Goldenrod

Solidago hirsutissima — Tall Goldenrod, Field Goldenrod, Common Goldenrod

Solidago hirsutissima — Southern Tall Goldenrod

Solidago hispida — Hairy Goldenrod

Solidago juncea var. juncea — Early Goldenrod

Solidago juncea var. neobohemica — Early Goldenrod

Solidago leptocephala — Mississippi Valley Flat-topped Goldenrod

Solidago ludoviciana — Atlantic Goldenrod

Solidago milleriana — Downy Ragged Goldenrod, Downy Goldenrod

Solidago odora ssp. chapmanii — Chapman's Goldenrod

Solidago odora ssp. odora — Licorice Goldenrod, Sweet Goldenrod, Anise Goldenrod, Anise-scented Goldenrod

Solidago patula ssp. patula — Northern Roughleaf Goldenrod

Solidago patula ssp. strictula — Southern Roughleaf Goldenrod

Solidago perlonga — Pine Barren Bog Goldenrod, Northern Wand Goldenrod

Solidago petiolata — Wand Goldenrod

Solidago pubens — Curtis's Goldenrod

Solidago puberula ssp. puberula — Downy Goldenrod

Solidago puberula ssp. pulverulenta — Dusty Downy Goldenrod

Solidago radula var. stenolepis — Rough Goldenrod

Solidago rigida ssp. glabrata — Southeastern Stiff Goldenrod, Southeastern Bold Goldenrod

Solidago rigida ssp. rigida — Midwestern Stiff Goldenrod, Hard-leaved Goldenrod, Midwestern Bold Goldenrod, Stiff-leaved Goldenrod

Solidago rigida var. glabrata — Southeastern Stiff Goldenrod, Southeastern Bold Goldenrod

Solidago rigida var. grandiflorus — Midwestern Stiff Goldenrod, Hard-leaved Goldenrod, Midwestern Bold Goldenrod, Stiff-leaved Goldenrod

Solidago rigida var. rigida — Midwestern Stiff Goldenrod, Hard-leaved Goldenrod, Midwestern Bold Goldenrod, Stiff-leaved Goldenrod

Solidago rugosa — Wrinkleleaf Goldenrod, Roughstem Goldenrod

Solidago rugosa ssp. aspera var. aspera — Wrinkleleaf Goldenrod

Solidago rugosa ssp. aspera var. celtidifolia — Hackberry-leaf Goldenrod

Solidago rugosa ssp. aspera var. cronquistiana — Cronquist's Wrinkleleaf Goldenrod, Cronquist's Goldenrod

Solidago rugosa ssp. rugosa var. villosa — Wrinkleleaf Goldenrod, Roughstem Goldenrod

Solidago rugosa var. sphagnophila — Peat-loving Goldenrod

Solidago rugosa var. villosa — Wrinkleleaf Goldenrod, Roughstem Goldenrod

Solidago sempervirens ssp. mexicana — Southern Seaside Goldenrod

Solidago sempervirens ssp. sempervirens — Northern Seaside Goldenrod

Solidago serotina — Smooth Goldenrod, Late Goldenrod, Giant Goldenrod

Solidago speciosa ssp. speciosa var. rigidiuscula — Narrowleaf Showy Goldenrod, Slender Showy Goldenrod

Solidago speciosa ssp. speciosa var. speciosa — Showy Goldenrod, Noble Goldenrod

Solidago speciosa var. erecta — Slender Goldenrod, Erect Goldenrod

Solidago spithamea — Blue Ridge Goldenrod

Solidago stricta ssp. gracillima — Pine Barren Bog Goldenrod, Northern Wand Goldenrod

Solidago stricta ssp. gracillima — Southern Bog Goldenrod, Graceful Goldenrod

Solidago stricta ssp. gracillima — Southern Bog Goldenrod, Southern Goldenrod, Piedmont Wand Goldenrod

Solidago stricta ssp. stricta — Wand Goldenrod

Solidago strigosa — Boott's Goldenrod, Cutleaf Goldenrod

Solidago uniligulata — Northern Bog Goldenrod, Swamp Goldenrod

Solidago yadkinensis — Vasey's Goldenrod

Sonchus uliginosus — Field Sowthistle, Perennial Sowthistle

Sophia pinnata — Southeastern Tansy-mustard

Sorghum vulgare var. vulgare — Sorghum, Milo, Broomcorn, Sorgo

Spartina alterniflora + — Saltmarsh Cordgrass, Smooth Cordgrass

Spathyema foetida — Skunk Cabbage

Sphenopholis obtusata var. intermedia — Slender Wedgegrass

Sphenopholis obtusata var. major — Slender Wedgegrass

Sphenopholis obtusata var. obtusata — Prairie Wedgegrass

Spilanthes americana — Spilanthes, Creeping Spotflower

Spiranthes cernua var. ochroleuca — Yellow Ladies'-tresses, Yellow Nodding Ladies'-tresses

Spiranthes gracilis — Southern Slender Ladies'-tresses

Spiranthes gracilis — Northern Slender Ladies'-tresses

Spiranthes gracilis var. brevilabris — Short-lipped Ladies'-tresses, Texas Ladies'-tresses

Spirodela polyrhiza — Greater Duckweed, Duckmeat, Minnow-fole, Giant Duckweed

Sporobolus alterniflorus — Saltmarsh Cordgrass, Smooth Cordgrass

Sporobolus asper — Tall Dropseed

Sporobolus asper var. asper — Tall Dropseed

Sporobolus berteroanus — West Indian Dropseed

Sporobolus compositus var. clandestinus — Rough Dropseed

Sporobolus gracilis — Sandhills Dropseed, Pineywoods Dropseed

Sporobolus pyramidalis — West Indian Dropseed

Stachys ambigua — Roughleaf Hedgenettle, Rough Hedgenettle

Stachys atlantica — Hyssopleaf Hedgenettle

Stachys lythroides — hyssop-leaved hedgenettle

Stachys olympica — Lamb's-ear

Stachys palustris var. palustris — marsh hedgenettle

Stachys palustris var. pilosa — Woundwort

Stachys tenuifolia var. hispida — Hispid Hedgenettle

Stachys tenuifolia var. latidens — Broadtooth Hedgenettle

Stachys tenuifolia var. tenuifolia — Smooth Hedgenettle

Stachys tenuifolia var. tenuifolia — Hispid Hedgenettle

Steironema heterophyllum — Lanceleaf Loosestrife

Steironema intermedium — Southern Loosestrife, Appalachian Loosestrife

Steironema quadriflora — Prairie Loosestrife, Four-flower Loosestrife, Smooth Loosestrife

Stenophyllus barbatus — Old World Hairsedge, Water-grass

Stenophyllus capillaris — Densetuft Hairsedge, Common Hairsedge

Stenophyllus ciliatifolius — Savannah Hairsedge, Capillary Hairsedge

Stenophyllus coarctatus — Elliott's Hairsedge

Stenophyllus stenophyllus — Sandy-field Hairsedge

Stenophyllus warei — Ware's Hairsedge

Stillingia angustifolia — Queen's-delight

Stillingia spathulata — Queen's-delight

Stillingia sylvatica var. sylvatica — Queen's-delight

Stipa trichotoma — Serrated Tussockgrass, Nassella Tussock, Yass River Tussock

Stomoisia cornuta — Horned Bladderwort

Stomoisia juncea — Southern Bladderwort, Slender Horned Bladderwort

Stomoisia virgatula — Southern Bladderwort, Slender Horned Bladderwort

Streptopus amplexifolius var. americanus — Clasping Twisted-stalk, White Mandarin, Pagoda-bells

Streptopus lanceolatus var. roseus — Rosy Twisted-stalk, Eastern Rose Mandarin, Eastern Twisted-stalk

Strophocaulos arvensis — Field Bindweed, Creeping Jenny, Possession-vine, Cornbind

Strophostyles helvula — Annual Sand Bean, Beach Pea, Trailing Wild Bean, Trailing Fuzzy-Bean

Stylisma patens var. angustifolia — Narrowleaf Dawnflower

Stylisma patens var. patens — Sandhill Dawnflower, Sandhill Morning Glory, Coastal Plain Dawnflower, Common Dawnflower

Stylodon carolinensis — Carolina Vervain, Carolina False Vervain

Svida alternifolia — Alternate-leaf Dogwood, Pagoda Dogwood, Pagoda Cornel

Svida amomum — Silky Dogwood, Bush Dogwood, Silky Cornel

Svida asperifolia — Midwestern Roughleaf Dogwood

Svida femina — Northern Swamp Dogwood, Gray Dogwood

Svida microcarpa — Eastern Roughleaf Dogwood

Svida priceae — Midwestern Roughleaf Dogwood

Svida stricta — Southern Swamp Dogwood

Swida amomum var. amomum — Silky Dogwood, Bush Dogwood, Silky Cornel

Swida stolonifera — Red Osier Dogwood, Bailey's Dogwood

Swida stricta — Southern Swamp Dogwood

Symphoricarpos rivularis — Pacific Snowberry

Symphoricarpos symphoricarpos — Coralberry, Indian Currant

Symphyotrichum carolinianum — Climbing Aster

Symphyotrichum dumosum — Bushy Aster, Long-stalked Aster, Rice Button Aster

Symphyotrichum elliotii — Elliott's Aster, Southern Swamp Aster

Symphyotrichum lateriflorum var. horizontale — Calico Aster, Starved Aster, Goblet Aster

Symphyotrichum praealtum — Willowleaf Aster, Veiny-lined Aster, Tall Aster, Willow Aster

Symphyotrichum sagittifolium — White Arrowleaf Aster, Arrowleaf Blue Wood Aster

Symphyotrichum subulatum var. ligulatum — Midwestern Salt-marsh Aster, Annual Water Aster, Yard Aster

Symphyotrichum subulatum var. subulatum — Eastern Saltmarsh Aster, Annual Saltmarsh Aster

Symphyotrichum tenuifolium var. tenuifolium — Perennial Saltmarsh Aster

Syndesmon thalictroides — Windflower, Rue-anemone

Syntherisma filiformis — slender crabgrass

Syntherisma floridana — violet crabgrass

Syntherisma ischaemum — Smooth Crabgrass

Syntherisma sanguinalis — Hairy Crabgrass, Northern Crabgrass

Talinum mengesii — Menges' Fameflower, Large-flowered Fameflower, Menges' Rock-pink, Large-flowered Rock-pink

Talinum mengesii — Piedmont Rock-pink, Piedmont Fameflower

Talinum paniculatum var. paniculatum — Panicled Fameflower, Jewels-of-Opar

Taxodium distichum var. distichum — Bald Cypress

Taxodium distichum var. imbricarium — Pond Cypress

Thalesia uniflora — One-flowered Cancer-root, One-flowered Broomrape

Thalictrum caulophylloides — Appalachian Meadowrue, Maid-of-the-mist

Thalictrum pubescens var. hepaticum — Appalachian Tall Meadowrue

Thalictrum pubescens var. pubescens — Common Tall Meadowrue, King-of-the-meadow, Late Meadowrue

Thalictrum subrotundum — Small-flowered Meadowrue, Small-leaved Meadowrue

Thaspium trifoliatum — Purple Meadow-parsnip, Woodland Parsnip

Thaspium trifoliatum — Yellow Meadow-parsnip, Woodland Parsnip

Thea sinensis — Tea

Thelypteris normalis — Kunth's Maiden Fern, Southern Shield Fern, Southern Wood Fern

Thelypteris reducta — Downy Maiden Fern, Soft Fern, Downy Shield Fern

Thelypteris thelypteris — Marsh Fern

Thelypteris torresiana — Mariana Maiden Fern, Swordfern, False Maiden Fern

Thermopsis caroliniana — Aaron's Rod, Blue Ridge Golden-banner, Hairy Bush Pea

Thermopsis hugeri — Appalachian Golden-banner, Allegheny Mountain Golden-banner, Bush Pea

Thermopsis mollis var. fraxinifolia — Ashleaf Golden-banner

Thermopsis mollis var. mollis — Appalachian Golden-banner, Allegheny Mountain Golden-banner, Bush Pea

Therophon aconitifolium — Brook-saxifrage, Eastern Boykinia, Allegheny Brookfoam, Aconite-saxifrage

Thuja orientalis — Oriental Arborvitae, Tree-of-life

Thysanella fimbriata — Sandhill Jointweed, Fringed Thysanella

Tiarella cordifolia var. collina — Heartleaf Foamflower

Tiarella wherryi — Heartleaf Foamflower

Tiaridium indicum — Indian Heliotrope, Turnsole

Tilia floridana — Carolina Basswood, Southern Basswood

Tiniaria cilinodis — Fringed Climbing Buckwheat, Fringed Black Bindweed, Fringed Bindweed

Tipularia unifolia — Cranefly Orchid

Tithymalopsis apocynifolia — False Flowering Spurge, Southeastern Flowering Spurge, Southern Flowering Spurge

Tithymalopsis corollata — Eastern Flowering Spurge

Tithymalopsis ipecacuanhae — Carolina Ipecac, Wild Ipecac, American Ipecac

Tithymalopsis mercurialina — Cumberland Spurge, Mercury Spurge

Tithymalopsis paniculata — False Flowering Spurge, Southeastern Flowering Spurge, Southern Flowering Spurge

Tithymalopsis zinniiflora — False Flowering Spurge, Southeastern Flowering Spurge, Southern Flowering Spurge

Tithymalus cyparissias — Cypress Spurge, Graveyard Spurge

Tithymalus esula — Wolf's-milk, Leafy Spurge

Tofieldia glutinosa — Sticky Bog Asphodel, Northern Bog Asphodel, False Asphodel

Tofieldia tenuifolia — Rush-featherling, Pleea

Tortipes amplexifolius — Clasping Twisted-stalk, White Mandarin, Pagoda-bells

Toxicodendron quercifolium — Poison Oak

Toxicodendron radicans var. rydbergii — Wesern Poison Ivy

Toxicodendron toxicodendron — Poison Oak

Toxylon pomiferum — Osage-orange, Hedge-apple, Bow-wood

Tracaulon arifolium — Halberd-leaf Tearthumb

Tradescantia brevicaulis — Virginia Spiderwort

Tradescantia pilosa — Zigzag Spiderwort, Wide-leaved Spiderwort

Tradescantia reflexa — Smooth Spiderwort, Ohio Spiderwort

Tradescantia subaspera var. montana — Zigzag Spiderwort, Wide-leaved Spiderwort

Tragia urticaefolia — Nettleleaf Noseburn, Tragia

Tragiola pilosa — Shaggy Hedge-hyssop, Pilose Hedge-hyssop

Triadenum longifolium — Southern Marsh St. Johnswort

Triadenum petiolatum — Walter’s Marsh St. Johnswort, Greater Marsh St. Johnswort

Trichophorum caespitosum — Deerhair Bulrush, Deergrass, Tufted Bulrush

Trichostema dichotomum var. lineare — Narrowleaf Blue Curls

Trichostema lineare — Narrowleaf Blue Curls

Trifolium procumbens — Hop Clover, Low Hop Clover, Field Clover

Trillium cernuum var. macranthum — Southern Nodding Trillium

Trillium declinatum — Bent Trillium, Bent White Trillium, Bentstalk Trillium, Drooping Trillium

Trillium erectum var. declinatum — Bent Trillium, Bent White Trillium, Bentstalk Trillium, Drooping Trillium

Trillium freemanii — Lookout Mountain Trillium

Trillium gleasoni — Bent Trillium, Bent White Trillium, Bentstalk Trillium, Drooping Trillium

Trillium hugeri — Little Sweet Betsy, Purple Toadshade

Trillium viride var. luteum — Yellow Trillium, Yellow Toadshade, Lemon-scented Trillium, Wax Trillium

Triodanis perfoliata ssp. biflora — Southern Venus's Looking-glass, Small Venus's Looking-glass

Triodanis perfoliata var. biflora — Southern Venus's Looking-glass, Small Venus's Looking-glass

Triodia drummondii — Carolina Triodia, Carolina Fluffgrass

Triodia flava — Purpletop, Purpletop Tridens, Greasy Grass, Tall Redtop

Triodia stricta — Longspike Tridens, Longspike Fluffgrass, Spike Triodia

Triorchos ecristatus — Spiked Medusa, Crestless Plume Orchid, Smooth-lipped Eulophia, Non-crested Eulophia

Triosteum perfoliatum var. aurantiacum — Orange-fruited Horse-gentian

Triphora trianthophora ssp. trianthophora — Three Birds Orchid, Nodding Pogonia, Nodding Ettercap

Tripleurospermum perforata — Scentless Chamomile, False Chamomile

Tripsacum dactyloides var. occidentale — Gama Grass, Eastern Gamagrass

Tubiflora carolinensis — Carolina Elytraria

Tulipastrum acuminatum — Cucumber Magnolia, Cucumber-tree

Tulipastrum cordatum — Piedmont Cucumber Magnolia, Yellow Cucumber-tree, Showy Cucumber Magnolia

Tumion taxifolium — Florida Torreya, Stinking-cedar

Ulmus floridana — Florida Elm

Ulmus fulva — Slippery Elm, Red Elm

Unifolium canadense — Canada Mayflower, False Lily-of-the-valley, Wild Lily-of-the-valley

Urechites lutea — hammock viper's-tail, Wild Allamanda

Urtica dioica var. dioica — European Stinging Nettle, Great Nettle

Urtica gracilis — American Stinging Nettle, Slender Nettle

Utricularia pumila — Longspur Creeping Bladderwort, Twoflower Bladderwort

Utricularia vulgaris ssp. macrorhiza — Greater Bladderwort, Common Bladderwort

Uvularia puberula var. nitida — Mountain Bellwort, Appalachian Bellwort, Carolina Bellwort

Uvularia puberula var. puberula — Mountain Bellwort, Appalachian Bellwort, Carolina Bellwort

Vaccinium ashei — Rabbiteye Blueberry, Swamp Blueberry, Rabbitberry, Smallflower Blueberry

Vaccinium australe — Southern Highbush Blueberry, Swamp Highbush Blueberry

Vaccinium brachycerum — Box Huckleberry

Vaccinium erythrocarpum ssp. erythrocarpum — Bearberry, Highbush Cranberry, Southern Mountain Cranberry

Vagnera australis — False Solomon's Seal, Eastern Solomon's Plume, May-plume

Vagnera racemosa — False Solomon's Seal, Eastern Solomon's Plume, May-plume

Valerianella olitoria — European Cornsalad

Valerianella radiata var. intermedia — Navel Cornsalad

Valerianella woodsiana — Beaked Cornsalad

Validallium tricoccum — Ramps, Red Ramps, Rampscallions, Wild Leek

Veratrum intermedium — Ozark Bunchflower, Wood's False-hellebore

Veratrum latifolium — Crisped Bunchflower, Broadleaf Bunchflower, Slender Bunchflower

Veratrum viride var. viride — White-hellebore, Indian Poke, Green Hellebore, Cornhusk Lily

Verbena bipinnatifida — Dakota Vervain, Dakota Mock Vervain

Verbena litoralis var. brevibracteata — Brazilian Vervain

Verbena urticaefolia — White Vervain, Nettleleaf Verbena, Velvetleaf Vervain

Verbena urticifolia var. leiocarpa — White Vervain, Nettleleaf Verbena, Velvetleaf Vervain

Verbesina alba — Yerba-de-tajo, false daisy

Verbesina laciniata — Southern Frostweed

Veronica officinalis var. tournefortii — Common Speedwell, Gypsyweed, Heath Speedwell

Vesiculina purpurea — Purple Bladderwort

Viburnum dentatum var. scabrellum — Southern Arrowwood

Viburnum dentatum var. venosum — Southern Arrowwood

Viburnum opulus var. trilobum — Highbush-cranberry, Cranberry Tree, American Cranberry-bush

Viburnum trilobum — Highbush-cranberry, Cranberry Tree, American Cranberry-bush

Vicia hugeri — Carolina Vetch, Wood Vetch, Pale Vetch

Vicia sativa var. angustifolia — Narrowleaf Vetch, Garden Vetch

Viguiera porteri — Confederate Daisy

Vincetoxicum gonocarpos — Eastern Anglepod

Vincetoxicum suberosum — Eastern Anglepod

Viola canadensis var. rugulosa — Canada Violet, Tall White Violet

Viola egglestoni — Cedar Glade Violet

Viola emarginata — Arrowleaf Violet, Arrowhead Violet

Viola emarginata var. acutiloba — Arrowleaf Violet, Arrowhead Violet

Viola eriocarpon var. eriocarpon — Downy Yellow Violet, Hairy Yellow Forest Violet

Viola esculenta — Salad Violet

Viola kitaibeliana var. rafinesquii — Johnny Jump-up, American Field Pansy, Wild Pansy

Viola lanceolata var. lanceolata — Lanceleaf Violet, Narrow-leaved Violet, White Bog Violet

Viola lanceolata var. vittata — Strapleaf Violet, White Bog Violet, Southern Water Violet

Viola macloskeyi — Wild White Violet, White Marsh Violet

Viola missouriensis — LeConte's Violet, Sand Violet, Thinleaf Violet, Missouri Violet

Viola pallens — Wild White Violet, White Marsh Violet

Viola palmata — Wood Violet, Early Blue Violet, Palmate-leaved Violet, Southern Three-lobed Violet

Viola palmata var. dilatata — Early Blue Violet, Wavyleaf Violet, Wood Violet

Viola palmata var. esculenta — Salad Violet

Viola palmata var. heterophylla — Salad Violet

Viola palmata var. pedatifida — Cedar Glade Violet

Viola papilionacea — Dooryard Violet, Confederate Violet, Common Blue Violet

Viola papilionacea var. priceana — Dooryard Violet, Confederate Violet, Common Blue Violet

Viola pedata var. lineariloba — Birdsfoot Violet

Viola pedata var. ranunculifolia — Sandhills Birdsfoot Violet

Viola pedatifida ssp. brittoniana — Northern Coastal Violet, Coast Violet, Britton's Violet

Viola pensylvanica — Smooth Yellow Forest Violet, Smooth Yellow Violet

Viola pensylvanica var. leiocarpa — Smooth Yellow Forest Violet, Smooth Yellow Violet

Viola priceana — Dooryard Violet, Confederate Violet, Common Blue Violet

Viola pubescens var. eriocarpa — Smooth Yellow Forest Violet, Smooth Yellow Violet

Viola septemloba ssp. egglestonii — Cedar Glade Violet

Viola septemloba ssp. septemloba — Southern Coastal Violet, Cleft-leaved Violet

Viola sororia var. missouriensis — LeConte's Violet, Sand Violet, Thinleaf Violet, Missouri Violet

Viola subsinuata — Early Blue Violet, Wavyleaf Violet, Wood Violet

Viola triloba — Wood Violet, Early Blue Violet, Palmate-leaved Violet, Southern Three-lobed Violet

Viola walteri var. appalachiensis — Appalachian Violet, Henry's Violet

Viola walteri var. walteri — Walter's Violet, Prostrate Blue Violet

Viorna crispa — Southern Leatherflower, Marsh Clematis, Swamp Leatherflower, Blue Jasmine

Viorna fremontii — Fremont's Leatherflower

Viorna glaucophylla — White-leaved Leatherflower

Viorna ochroleuca — Curlyheads

Viorna reticulata — Vase-vine

Viorna versicolor — Pale Leatherflower

Viorna viorna — Northern Leatherflower, Vase-vine

Virgulus concolor — Eastern Silvery Aster

Virgulus georgianus — Georgia Aster

Virgulus grandiflorus — Big-headed Aster, Rough Aster, Large-headed Aster, Largeflower Aster

Virgulus novae-angliae — New England Aster, Michaelmas-daisy

Virgulus oblongifolius — Eastern Aromatic Aster, Shale-barren Aster

Virgulus patens var. patens — Late Purple Aster, Common Clasping Aster, Late Blue Aster, Skydrop Aster

Virgulus patens var. phlogifolius — Appalachian Clasping Aster, Thinleaf Late Purple Aster

Virgulus sericeus — Western Silvery Aster

Virgulus walteri — Walter's Aster

Vitis bicolor — Silverleaf Grape

Vitis cinerea — Possum Grape

Vitis cinerea — Florida Grape

Vitis cordifolia — Frost Grape, Winter Grape, Chicken Grape

Vitis munsoniana — Munson Grape, Bullace Grape

Waldsteinia fragarioides var. fragarioides — Northern Barren Strawberry

Waldsteinia fragarioides var. parviflora — Southern Barren Stawberry

Waldsteinia parviflora — Southern Barren Stawberry

Waltheria americana — Sleepy Morning

Wedelia trilobata — Wedelia

Wisteria ×formosa — Hybrid Asian Wisteria

Woodsia scopulina ssp. appalachiana — Appalachian Woodsia, Appalachian Cliff Fern, Mountain Woodsia

Xanthium globosum — Common Cocklebur

Xanthium inflexum — Common Cocklebur

Xanthorrhiza simplicissima — Yellowroot

Xanthosma sagittifolium — Arrowleaf Elephant Ear, Malanga

Xanthoxalis colorea — Small's wood-sorrel, Tufted Yellow Wood-sorrel, (NOT Sadie Price’s Yellow Wood-sorrel)

Xanthoxalis corniculata — Creeping Lady's-sorrel

Xanthoxalis grandis — Large Wood-sorrel, Great Yellow Wood-sorrel

Xanthoxalis langloisii — Creeping Lady's-sorrel

Xanthoxalis macrantha — Sadie Price’s Yellow Wood-sorrel

Xanthoxylum americanum — Prickly-ash, Toothache Tree, Northern Prickly-ash

Xanthoxylum clava-herculis — Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

Xyris communis — Richard's Yellow-eyed-grass

Xyris congdonii — Small's Yellow-eyed-grass

Xyris elata — Richard's Yellow-eyed-grass

Xyris flexuosa — Pineland yellow-eyed-grass, Carolina yellow-eyed-grass

Xyris pallescens — Pineland yellow-eyed-grass, Carolina yellow-eyed-grass

Xyris stricta var. stricta — Pineland Yellow-eyed-grass, Strict Yellow-eyed-grass

Yucca gloriosa var. gloriosa — Mound-lily Yucca, Spanish Bayonet

Zamia floridana var. umbrosa — East Coast Coontie, Broad-leaflet Coontie, Palatka Giant Coontie

Zamia integrifolia — East Coast Coontie, Broad-leaflet Coontie, Palatka Giant Coontie

Zamia pumila ssp. pumila — East Coast Coontie, Broad-leaflet Coontie, Palatka Giant Coontie

Zamia umbrosa — East Coast Coontie, Broad-leaflet Coontie, Palatka Giant Coontie

Zenobia cassinefolia — Zenobia, Honeycups

Zephyranthes atamasca — Common Atamasco Lily, Rain-lily, Easter Lily, Naked Lily

Zigadenus elegans — White Death-camas, White Camass

Zizania miliacea — Southern Wild-rice, Water-millet, Giant Cutgrass

Zizia bebbii — Mountain Golden-Alexanders

Zizia cordata — Heartleaf Golden Alexanders, Heartleaf Alexanders

Zizia latifolia — Mountain Golden-Alexanders

Zizyphus zizyphus — Chinese Jujube, Common Jujube, Chinese Date

Zosterella dubia — Water Stargrass

Zygadenus glaberrimus — Large Death Camas, Snakeroot, Sandbog Death-camas, Bog Death Camas

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