Penstemon eatonii var. exsertus

Plant Information
Species: 
eatonii
Species Authority: 
A. Gray
Variety: 
exsertus
Variety Authority: 
(A. Nelson) D.D. Keck
Subgenus: 
Habroanthus
Section: 
Elmigera
Habit:
 
herbaceous perennial
Habit Woodiness:
 
herb
Lifespan: 
short-lived
Plant Height - Min: 
4.00dm
Plant Height - Max: 
10.00dm
Habitat Description: 
Dry slopes and flats in sagebrush, pinyon-juniper, mountain mahogany, and ponderosa pine communities.
Distribution Range: 
Penstemon eatonii occurs in an area that encompasses part of the Great Basin, the Wasatch Mountains, Utah Plateaus, and Canyon Lands of Utah, Arizona, southern California, northwest New Mexico, and southwest Colorado.
Elevation - Min: 
1500.00m
Elevation - Max: 
2800.00m
Common Name: 
Eaton's Firecracker
Other Notes: 

There are three varieties of P. eatonii. Penstemon eatonii var. exsertus occurs in Arizona. It is marked by its conspicuously exserted anthers and puberulent herbage.

Photos by Andi Wolfe ©2016 - If you would like to use any of these photos, contact Andi Wolfe at Ohio State University

First Bloom: 
February
Last Bloom: 
May
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.