Euphorbia lathyris
PNW
BC
ID
OR
WA
89 specimens from 13 herbaria:
British Columbia (9)
Idaho (2)
Oregon (58)
Washington (20)
33 images from 12 herbaria:
COCC (1)
HPSU (7)
ID (3)
IDE (5)
OSC (3)
PLU (1)
PSM (1)
REED (1)
SOC (3)
SRP (2)
UBC (2)
WTU (4)