Penstemon cristatus
PNW
MT
12 specimens from 3 herbaria:
Montana (12)
Big Horn (1)
Gallatin (4)
Jefferson (1)
Lewis and Clark (2)
needs research (1)
Park (1)
Silver Bow (1)
Sweet Grass (1)
11 images from 2 herbaria:
MONT (10)
MONTU (1)