Native & Naturalized Plants of the Carolinas & Georgia


1892

Forb
Biennial
Has milky sap (latex)

Native to the Carolinas
Documented growing wild in - NC SC

Common (rare in SC)

Look for it in pastures, along roadsides, forest edges, thickets, per Weakley's Flora

map
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full sun partial shade

LEAVES:
Simple
Alternate

FLOWER:
Summer/Fall
Rays: Blue or yellow
Disc: Absent
Ray flowers bisexual
Inferior ovary

FRUIT:
Summer/Fall
Brown
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 biennis   FAMILY Asteraceae_

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Lactuca biennis   FAMILY Asteraceae_

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 179-07-006:
Lactuca biennis   FAMILY Asteraceae_

 

COMMON NAME:
Tall Blue Lettuce


Click or hover over the thumbnails to see larger pictures.

image of Lactuca biennis

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_lasp4_001_lvd

        

image of Lactuca biennis

Bruce A. Sorrie    bas_lactuca_biennis1

August    Moore County    NC

Flowers typically blue, but yellow in one form. Panicle branches short, per Wildflowers of the Southern Mountains.