Helianthus petiolaris
PNW
BC
ID
MT
OR
WA
119 specimens from 16 herbaria:
British Columbia (2)
Idaho (10)
Montana (96)
Oregon (5)
Washington (6)
68 images from 11 herbaria:
CIC (1)
CRMO (1)
ID (4)
IDS (4)
MONT (30)
MONTU (23)
PLU (1)
RM (1)
SRP (1)
USFS (1)
WCW (1)