Petasites frigidus var. palmatus
PNW
AK
BC
OR
WA
YK
366 specimens from 26 herbaria:
Alaska (4)
British Columbia (26)
Oregon (170)
Washington (155)
Yukon Territory (11)
120 images from 17 herbaria:
ALA (4)
CIC (1)
HJAEFB (1)
HPSU (14)
ID (14)
IDS (1)
LINF (9)
NOCA (3)
PLU (15)
REED (6)
SOC (10)
SRP (5)
UBC (1)
WCW (14)
WSTC (1)
WTU (7)
WWB (14)