Penstemon fruticosus var. scouleri
PNW
BC
ID
MT
OR
WA
280 specimens from 18 herbaria:
British Columbia (86)
Idaho (67)
Montana (4)
Oregon (5)
Washington (118)
153 images from 14 herbaria:
BLMVL (2)
CIC (1)
COCC (1)
EWU (1)
ID (34)
IDS (4)
LEA (1)
NOCA (1)
PLU (2)
SRP (6)
UBC (16)
WS (75)
WTU (8)
WWB (1)