Knautia arvensis
PNW
BC
ID
MT
OR
WA
81 specimens from 13 herbaria:
British Columbia (25)
Idaho (15)
Montana (39)
Oregon (1)
Washington (1)
54 images from 11 herbaria:
CIC (1)
ID (3)
IDE (8)
IDS (2)
MONT (17)
MONTU (14)
OSC (1)
SRP (2)
UBC (1)
WTU (4)
WWB (1)