Erysimum capitatum var. purshii
PNW
AK
BC
ID
MT
OR
WA
89 specimens from 13 herbaria:
Alaska (3)
British Columbia (7)
Idaho (64)
Montana (2)
Oregon (2)
Washington (3)
70 images from 8 herbaria:
BABY (2)
CIC (33)
ID (7)
IDS (6)
SRP (17)
TFBLM (2)
UAAH (1)
WTU (2)