Native & Naturalized Plants of the Carolinas & Georgia


3233

Forb
Winter annual

Non-native: Europe

Documented growing wild in GA NC SC

Uncommon in NC, rare in GA-SC

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

map
To see a detailed map, click here

 

LEAVES:
Simple
Alternate (basal usually withered or absent toward the end of flowering)

FLOWER:
Spring/Summer
White
Bisexual
4 sepals
4 petals
6 stamens slightly tetradynamous (2 short, 4 long)

FRUIT:
Spring/Summer
Silicle

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Brassicales

WEAKLEY'S FLORA (11/30/12):
Thlaspi arvense   FAMILY Brassicaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Thlaspi arvense   FAMILY Brassicaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 088-02-002:
Thlaspi arvense   FAMILY Brassicaceae

 

COMMON NAME:
Field Pennycress, Frenchweed


Click or hover over the thumbnails to see larger pictures.

image of Thlaspi arvense, Field Pennycress, Frenchweed

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_thar5_001_lvd

        

image of Thlaspi arvense, Field Pennycress, Frenchweed

JK Marlow    jkm140521_108

May    Greenville County    SC

Swamp Rabbit Trail

Fruits obovate or suborbicular, pedicels straight or slightly upcurved, per Flora of North America.

image of Thlaspi arvense, Field Pennycress, Frenchweed

JK Marlow    jkm140521_108b

May    Greenville County    SC

Swamp Rabbit Trail

Fruit base obtuse or rounded, apex deeply emarginate, per Flora of North America.