Polycauliona
candelaria
PNW
AK
BC
ID
MT
OR
WA
YK
426 specimens from 8 herbaria:
Alaska (75)
British Columbia (73)
Idaho (45)
Montana (36)
Oregon (86)
Washington (110)
Yukon Territory (1)
267 images from 4 herbaria:
ALA (38)
OSC (205)
RR (14)
SRP (10)