Penstemon ovatus
PNW
BC
ID
MT
OR
WA
182 specimens from 19 herbaria:
British Columbia (8)
Idaho (22)
Montana (9)
Oregon (61)
Washington (82)
56 images from 14 herbaria:
CIC-PYNF (3)
EWU (1)
HPSU (10)
ID (16)
IDS (1)
MONT (3)
MONTU (1)
NOCA (2)
PLU (8)
PSM (2)
REED (2)
RM (1)
SRP (5)
UBC (1)