Viola canadensis
PNW
AK
BC
ID
MT
OR
WA
YK
620 specimens from 22 herbaria:
Alaska (1)
British Columbia (73)
Idaho (90)
Montana (374)
Oregon (14)
Washington (66)
Yukon Territory (2)
310 images from 18 herbaria:
BABY (2)
BOIS (3)
CIC (2)
EWU (1)
ID (30)
IDS (11)
LEA (2)
MONT (81)
MONTU (79)
PSM (5)
RM (10)
SOC (2)
SRP (13)
UBC (22)
USFS (29)
WCW (7)
WTU (10)
WWB (1)