Viola howellii
PNW
BC
ID
OR
WA
179 specimens from 20 herbaria:
British Columbia (8)
Idaho (1)
Oregon (102)
Washington (68)
56 images from 15 herbaria:
EVE (1)
EWU (1)
HPSU (16)
ID (4)
IDS (1)
LINF (1)
NOCA (4)
PLU (4)
PSM (2)
REED (2)
SOC (9)
SRP (2)
WCW (1)
WTU (3)
WWB (5)