Tonestus lyallii
PNW
BC
ID
MT
OR
WA
YK
447 specimens from 16 herbaria:
British Columbia (137)
Idaho (61)
Montana (104)
Oregon (39)
Washington (105)
Yukon Territory (1)
185 images from 13 herbaria:
CIC (9)
EWU (1)
ID (42)
MONT (9)
MONTU (64)
NOCA (13)
REED (1)
RM (3)
SRP (1)
UBC (3)
USFS (1)
WTU (26)
WWB (12)