Native & Naturalized Plants of the Carolinas & Georgia


3093

Forb
Annual

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common

Look for it on dunes, in old fields, disturbed areas, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Simple
Alternate (basal usually withered by flowering)

FLOWER:
Spring/Summer/Fall
Rays: White/Lavender (few, 1-2mm long)
Disc: Yellow/Yellowish
Disc flowers bisexual/ Ray flowers pistillate
Inferior ovary

FRUIT:
Spring/Summer/Fall
Yellowish
Achene

 

TO LEARN MORE about this plant, look it up in a good book!



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA (11/30/12):
Conyza canadensis var. pusilla   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Conyza canadensis var. pusilla   FAMILY Asteraceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 179-44-008b:
Erigeron canadensis var. pusillus   FAMILY Asteraceae

SYNONYMOUS WITH Gray's Manual of Botany (Fernald, 1950)
Erigeron pusillus

 

COMMON NAME:
Southern Horseweed


Click or hover over the thumbnails to see larger pictures.

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150822_822

August    Pickens County    SC

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150822_824

August    Pickens County    SC

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150822_869

August    Pickens County    SC

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150822_869b

August    Pickens County    SC

Stem glabrous or widely scattered appressed hairs; lvs w a few cilia near base, per Weakley's Flora.

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150912_161

September    Pickens County    SC

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150912_163

September    Pickens County    SC

The involucre is 1/8" high, and the whitish rays are narrow, short and erect, per Wildflowers of the Southern Mountains.

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150912_169

September    Pickens County    SC

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

JK Marlow    jkm150912_169b

September    Pickens County    SC

Phyllaries purple-tipped, per Weakley's Flora.

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

Terry Holdsclaw    tdh_c_canadensis_pusil_37

September    Lincoln County    NC

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

Terry Holdsclaw    tdh_c_canadensis_pusil_1

October    Iredell County    NC

The inflorescence is a large open panicle bearing a great many small heads, per Wildflowers of the Southern Mountains.

picture of Erigeron canadensis var. pusillus, image of Conyza canadensis var. pusilla

Terry Holdsclaw    tdh_c_canadensis_pusil_41

October    Iredell County    NC