Ptilidium pulcherrimum
PNW
AK
BC
ID
MT
OR
WA
583 specimens from 11 herbaria:
Alaska (83)
British Columbia (256)
Idaho (83)
Montana (44)
Oregon (1)
Washington (111)
31 images from 6 herbaria:
OSC (3)
SRP (4)
SRP-B (1)
SRP-L (1)
UAAH (1)
WTU (21)