Warnstorfia exannulata
PNW
AK
BC
ID
MT
OR
WA
YK
636 specimens from 9 herbaria:
Alaska (365)
British Columbia (150)
Idaho (11)
Montana (19)
Oregon (25)
Washington (50)
Yukon Territory (16)
152 images from 2 herbaria:
ALA (147)
WTU (5)