Native & Naturalized Plants of the Carolinas & Georgia


787

Forb
Annual/Biennial
Has milky sap (latex)

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

Common

Look for it in fields, on roadsides, disturbed ground, per Weakley's Flora

map
To see a detailed map, click here

 

full sun

LEAVES:
Simple
Alternate

FLOWER:
Summer/Fall
Rays: Yellow
Disc: Absent
Ray flowers bisexual
Inferior ovary

FRUIT:
Summer/Fall
Black
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):
Lactuca canadensis   FAMILY Asteraceae_

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Lactuca canadensis   FAMILY Asteraceae_

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 179-07-003:
Lactuca canadensis   FAMILY Asteraceae_

 

COMMON NAME:
American Wild Lettuce


Click or hover over the thumbnails to see larger pictures.

image of Lactuca canadensis

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_laca_001_lvd

        

image of Lactuca canadensis

Gill Newberry    gn06_l_c_with_sap

June        

Orange-yellow flowers extend slightly from urn-shaped involucral cylinders, per Forest Plants of the Southeast and Their Wildlife Uses.


click here to see other plants that look similar to this COMPARE involucral bracts of Wild Lettuce

image of Lactuca canadensis

Gill Newberry    gn06_l_canadensis

June        

Leaves on proximal 1/2-3/4 of each stem, per Flora of North America.

image of Lactuca canadensis

Gill Newberry    gn06_lactuca_c_fl

June        

Many pale to deep yellow flowers in each head, but involucres < 1/2" high, per Wildflowers of the Southern Mountains.

image of Lactuca canadensis

JK Marlow    jkm140611_700

June    Greenville County    SC

Swamp Rabbit Trail

image of Lactuca canadensis

JK Marlow    jkm140724_030

July    Greenville County    SC

Swamp Rabbit Trail

image of Lactuca canadensis

JK Marlow    jkm140724_032

July    Greenville County    SC

Swamp Rabbit Trail

A smooth sometimes glaucous plant. Leaves variable but without spiny margins, per Wildflowers of the Southern Mountains.

image of Lactuca canadensis

JK Marlow    jkm140724_035

July    Greenville County    SC

Swamp Rabbit Trail

Leaf base attenuate to auriculate, per Vascular Flora of the Carolinas.

image of Lactuca canadensis

JK Marlow    jkm140724_036

July    Greenville County    SC

Swamp Rabbit Trail

Midrib smooth to remotely spinulose beneath, per Vascular Flora of the Carolinas.

image of Lactuca canadensis

JK Marlow    jkm140724_037

July    Greenville County    SC

Swamp Rabbit Trail

image of Lactuca canadensis

JK Marlow    jkm140724_039

July    Greenville County    SC

Swamp Rabbit Trail

Heads in ± corymbiform to paniculiform arrays, per Flora of North America.

image of Lactuca canadensis

JK Marlow    jkm140724_042b

July    Greenville County    SC

Swamp Rabbit Trail

Cypselae brown, ± flattened, elliptic, beaks ± filiform; pappi white, per Flora of North America.