Viola howellii
PNW
BC
ID
OR
WA
210 specimens from 23 herbaria:
British Columbia (27)
Idaho (1)
Oregon (112)
Washington (70)
96 images from 19 herbaria:
COCC (2)
EVE (1)
EWU (1)
HPSU (17)
ID (4)
IDS (1)
LINF (1)
MORA (1)
NOCA (4)
OSC (7)
PLU (4)
PSM (2)
REED (2)
SOC (12)
SRP (2)
UBC (19)
WCW (1)
WTU (10)
WWB (5)