Pedicularis verticillata
PNW
AK
BC
YK
365 specimens from 8 herbaria:
Alaska (309)
British Columbia (20)
Yukon Territory (36)
75 images from 7 herbaria:
ALA (29)
BABY (3)
ID (6)
UAAH (6)
UBC (8)
WTU (19)
WWB (4)