Penstemon rydbergii var. rydbergii
PNW
BC
ID
MT
OR
WA
255 specimens from 20 herbaria:
British Columbia (1)
Idaho (81)
Montana (10)
Oregon (136)
Washington (27)
155 images from 18 herbaria:
BBLM-OWY (1)
BLMVL (1)
BOIS (1)
CIC (32)
CIC-PYNF (1)
COCC (3)
HPSU (3)
ID (14)
IDS (3)
MONTU (1)
OSC (11)
SEF (1)
SOC (8)
SRP (3)
WCW (1)
WS (69)
WTU (1)
WWB (1)