Penstemon angustifolius var. vernalensis

Plant Information
Species: 
angustifolius
Species Authority: 
Nutt. ex Pursh
Variety: 
vernalensis
Variety Authority: 
N.H. Holmgren
Subgenus: 
Penstemon
Section: 
Coerulei
Habit:
 
robust herb
Habit Woodiness:
 
herb
Lifespan: 
short-lived
Plant Height - Min: 
1.00dm
Plant Height - Max: 
4.00dm
Habitat Description: 
Sandy plains, prairies, and deserts, from desert shrub vegetation to pinyon-juniper woodlands.
Distribution Range: 
East Uinta Basin, Utah.
Soil Type: 
Sandy soil.
Elevation - Min: 
1500.00m
Elevation - Max: 
1750.00m
Other Notes: 

"The two varieties differ, but through var. angustifolius of the northern Great Plains and var. caudatus (A. A. Heller) Rydb. of the southern Great Plains and northern New Mexico, the character differences merge." - Holmgren (1984)

Photos by Andi Wolfe ©2015 - If you would like to use any of these photos, contact Andi Wolfe at Ohio State University

First Bloom: 
Late April
Last Bloom: 
June
Chromosome Number: 
2n = 16
References: 

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