Penstemon virgatus var. asa-grayii

Plant Information

Species:

virgatus

Species Authority:

Rydb.

Variety:

asa-grayii

Subgenus:

Habroanthus

Section:

Glabri

Habit:

herbaceous perennial

Habit Woodiness:

suffrutescent

Lifespan:

short-lived

Plant Height - Min:

3.00dm

Plant Height - Max:

8.00dm

Habitat Description:

Subalpine meadows and openings in aspen-spruce forests.

Distribution Range:

North and west New Mexico and on the Coconino Plateau from the south rim of the Grand Canyon to Flagstaff, Williams, and Prescott and one collection reported from the Kaibab Plateau.

Elevation - Min:

2400.00m

Elevation - Max:

2700.00m

Other Notes:

Was Penstemon unilateralis. Penstemon virgatus A. Gray has been reported by Crosswhite (Amer. Midl. Naturalist 77: 30. 1967) from west of the junction of Cape Royal and Point Imperial roads on the north rim of the Grand Canyon (Collom s.n.). It can be distinguished from P. pseudoputus by certain characters.

First Bloom:

June

Last Bloom:

August

References:

Harrington, HD. 1964. Manual of the plants of Colorado. Denver, Colorado: Sage Books.