Arnica longifolia
PNW
BC
ID
MT
OR
WA
413 specimens from 23 herbaria:
British Columbia (5)
Idaho (162)
Montana (82)
Oregon (128)
Washington (36)
240 images from 20 herbaria:
BOIS (2)
CIC (25)
COCC (3)
HPSU (1)
ID (60)
IDS (26)
LEA (2)
MONT (22)
MONTU (39)
NOCA (4)
OSC (5)
PLU (5)
PSM (1)
SBLM (2)
SOC (8)
SRP (23)
UBC (1)
WS (2)
WTU (8)
WWB (1)