Penstemon pratensis

Plant Information
Species: 
pratensis
Species Authority: 
Greene
Subgenus: 
Penstemon
Section: 
Penstemon
Subsection: 
Proceri
Habit:
 
herbaceous perennial
Habit Woodiness:
 
herb
Lifespan: 
long-lived
Plant Height - Min: 
1.50dm
Plant Height - Max: 
4.00dm
Habitat Description: 
Moist meadows and streambanks from high sagebrush valleys to aspen woodlands.
Distribution Range: 
Southeast Oregon (Steens Mt.), southwest Idaho (Owyhee Mts.), south to Elko County, Nevada (upper Humboldt River drainage), and recurring in the Monitor Range, south Eureka County, Nevada. In moist meadows or stream borders in sagebrush or aspen, Upper Sonoran Zone to Canadian Zone. Type locality: Deeth, Nevada.
Elevation - Min: 
1500.00m
Elevation - Max: 
2750.00m
Other Notes: 

Except for flower color, P. pratensis is very similar to P. rydbergii, and it is possibly best considered a variety of that species. This tetraploid species appears much like a white-flowered counterpart of the blue-flowered P. oreocharis, a diploid species.

First Bloom: 
June
Last Bloom: 
July
Chromosome Number: 

2n = 32

References: 

Holmgren NH. 1984. Penstemon and Keckiella. In Intermountain Flora, vol. 4. Ed. Arthur Cronquist et al. Bronx: The New York Botanical Garden.