Calamagrostis montanensis
PNW
BC
ID
MT
WA
157 specimens from 14 herbaria:
British Columbia (39)
Idaho (9)
Montana (108)
Washington (1)
80 images from 10 herbaria:
BOIS (2)
ID (7)
IDS (1)
MONT (43)
MONTU (17)
PSM (1)
RM (4)
SRP (1)
USFS (3)
WTU (1)