OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA (10/20/20):
Silphium laciniatum   FAMILY Asteraceae


INCLUDING PLANTS NATIONAL DATABASE:
Silphium laciniatum var. laciniatum   FAMILY Asteraceae

INCLUDING PLANTS National Database
Silphium laciniatum var. robinsonii

 

COMMON NAME:
Compassplant


         To see larger pictures, click or hover over the thumbnails.

image of Silphium laciniatum, Compassplant

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_sila3_001_lvd

        

 

WEAKLEY'S FLORA (10/20/20):
Silphium laciniatum   FAMILY Asteraceae

INCLUDING PLANTS NATIONAL DATABASE:
Silphium laciniatum var. laciniatum   FAMILY Asteraceae

INCLUDING PLANTS National Database
Silphium laciniatum var. robinsonii

 

Find by scientific name:

2909

Forb
Perennial

Native: north & west of the Carolinas & Georgia

Documented growing wild in - - -

Rare

Look for it in prairies, limestone barrens, calcareous glades, also sometimes cultivated (including outside of its native distribution), per Weakley's Flora

map
Click here to see a more detailed map from University of North Carolina at Chapel Hill Herbarium,

or click here to see a map from SERNEC, a consortium of southeastern herbaria.

 

full sun partial shade ...Variable

LEAVES:
Simple: Pinnately divided
Alternate

FLOWER:
Summer/Fall
Rays: Yellow
Disc: Yellow
Disc flowers functionally staminate/ Ray flowers pistillate & fertile
Flower heads with 27-38 ray flowers, notched at apex
Inferior ovary

FRUIT:
Summer/Fall
Achene

 

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



 


Find by scientific name: