Parmelia sulcata
PNW
AK
BC
ID
MT
OR
WA
3231 specimens from 13 herbaria:
Alaska (158)
British Columbia (271)
Idaho (222)
Montana (231)
Oregon (1502)
Washington (847)
2742 images from 7 herbaria:
BBLM (1)
BLMMD (2)
OSC (2708)
RR (18)
SRP (2)
SRP-L (5)
WTU (6)