Cirsium edule
PNW
BC
ID
MT
OR
WA
292 specimens from 24 herbaria:
British Columbia (71)
Idaho (2)
Montana (1)
Oregon (72)
Washington (146)
94 images from 19 herbaria:
ALA (1)
BLMMD (1)
CIC (1)
EWU (2)
HPSU (1)
ID (8)
IDE (2)
IDS (1)
MONT (2)
NOCA (8)
PLU (5)
PSM (7)
REED (1)
SOC (1)
SRP (1)
UBC (5)
WCW (1)
WTU (40)
WWB (6)