Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/8/20):
Agalinis tenuifolia
FAMILY
Orobanchaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
In general vegetative look, it is similar to several other Agalinis species of dry places, such as A. setacea and A. decemloba; however, the flowers of this species are completely unlike any others. Read more at Vascular Plants of North Carolina.
INCLUDING
PLANTS NATIONAL DATABASE:
Agalinis tenuifolia var. tenuifolia
FAMILY
Scrophulariaceae
INCLUDING PLANTS National Database
Agalinis tenuifolia var. leucanthera
INCLUDING PLANTS National Database
Agalinis tenuifolia var. macrophylla
INCLUDING PLANTS National Database
Agalinis tenuifolia var. polyphylla
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 166-25-008:
Agalinis tenuifolia FAMILY Scrophulariaceae
INCLUDING Gray's Manual of Botany (Fernald, 1950)
Gerardia tenuifolia var. tenuifolia
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Agalinis tenuifolia var. leucanthera
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Agalinis tenuifolia var. macrophylla
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Agalinis tenuifolia var. polyphylla
COMMON NAME:
Common Gerardia, Slenderleaf Agalinis, Slender False Foxglove, Slender Gerardia
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_agbe_001_lvd
)
JK Marlow jkm160827_693
August Henderson County NC
Bearwallow Mountain
)
Gill Newberry gn09_a_tenuifolia_flowers
September
Throat of the light purple corolla is not hairy like other related species, per Guide to the Plants of Granite Outcrops (Murdy & Carter, 2000).
)
Gill Newberry gn09_a_tenuifolia_habit
September
)
JK Marlow jkm0509h_20
September Rutherford County NC
Chimney Rock Park
Linear leaves to .25" wide, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
JK Marlow jkm0509i_07
September Rutherford County NC
Chimney Rock Park
Parasitic on the roots of grasses, etc, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm130922_413
September Pickens County SC
Table Rock State Park
)
JK Marlow jkm150912_047
September Clay County NC
Nantahala National Forest: Tusquitee Ranger District
)
JK Marlow jkm210914_3689
September Greenville County SC
A wiry plant with linear leaves, per Wildflowers of the Southern Mountains (Smith, 1998).
)
JK Marlow jkm210914_3692
September Greenville County SC
)
JK Marlow jkm210914_3705
September Greenville County SC
)
JK Marlow jkm210914_3705b
September Greenville County SC
)
JK Marlow jkm220927_0098
September Greenville County SC
Blackwell Heritage Preserve
Flowers have the upper 2 lobes arched downward to nearly cover or shade the opening, per Vascular Plants of North Carolina.
)
JK Marlow jkm0410j_34b
October Greenville County SC
Chandler Heritage Preserve
Pedicels more than 2.5x as long as calyx (more than 10mm long in fruit), per Weakley's Flora.
COMPARE
pedicels of Gerardia species
)
JK Marlow jkm0410k_12
October Greenville County SC
Chandler Heritage Preserve
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/8/20):
Agalinis tenuifolia
FAMILY
Orobanchaceae
INCLUDING
PLANTS NATIONAL DATABASE:
Agalinis tenuifolia var. tenuifolia
FAMILY
Scrophulariaceae
INCLUDING
PLANTS National Database
Agalinis tenuifolia var. leucanthera
INCLUDING
PLANTS National Database
Agalinis tenuifolia var. macrophylla
INCLUDING
PLANTS National Database
Agalinis tenuifolia var. polyphylla
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 166-25-008:
Agalinis tenuifolia
FAMILY
Scrophulariaceae
INCLUDING
Gray's Manual of Botany (Fernald, 1950)
Gerardia tenuifolia var. tenuifolia
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Agalinis tenuifolia var. leucanthera
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Agalinis tenuifolia var. macrophylla
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Agalinis tenuifolia var. polyphylla
34
Forb
Annual
Habitat: Wooded slopes, savannas, granitic outcrops, roadsides, other dry habitats, per Weakley's Flora
Native to the Carolinas & Georgia
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Simple
Opposite
FLOWER:
Summer/Fall
Rose-lavender
(throat lined with yellow)
Bisexual
Weakly bilaterally symmetrical
5-parted calyx
5-parted campanulate corolla
4 included stamens (2 long, 2 short)
Superior ovary
FRUIT:
Summer/Fall
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Great Smoky Mountains Wildflowers (Campbell, Hutson, Sharp, & Hutson, 1962) p106
- Guide to the Plants of Granite Outcrops (Murdy & Carter, 2000) p79
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p322
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p091
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p270
- Wildflowers of Tennessee (Carman, 2005) p235
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p279
- Wildflowers of the Southern Mountains (Smith, 1998) p153