Euphorbia lathyris
PNW
BC
ID
OR
WA
80 specimens from 13 herbaria:
British Columbia (9)
Idaho (2)
Oregon (54)
Washington (15)
27 images from 10 herbaria:
HPSU (6)
ID (3)
IDE (5)
PLU (1)
PSM (1)
REED (1)
SOC (3)
SRP (2)
UBC (2)
WTU (3)