Rhizocarpon
disporum
PNW
AK
BC
ID
MT
OR
WA
32 specimens from 7 herbaria:
Alaska (3)
British Columbia (8)
Idaho (1)
Montana (1)
Oregon (8)
Washington (11)
8 images from 5 herbaria:
CRMO (1)
RR (2)
SRP (1)
VALE (2)
WTU (2)