Penstemon glabrescens var. taosensis

Plant Information

Species:

glabrescens

Species Authority:

A. Nelson

Variety:

taosensis

Variety Authority:

(D.D. Keck) Kartesz & Gandhi

Subgenus:

Penstemon

Section:

Ericopsis

Subsection:

Caespitosi

Habit:

herbaceous perennial

Habit Woodiness:

none stated

Lifespan:

none-stated

Habitat Description:

On dry hillsides. Collected on open mesas and gravelly hillsides.

Distribution Range:

Southwestern Colorado and adjacent New Mexico. Collected at Pagosa Springs, Colorado.

Soil Type:

Dry or gravelly soils.

Elevation - Min:

2100.00m

Elevation - Max:

2750.00m

Other Notes:

This subspecies is not sharply differentiated from subsp. typicus on the one hand, nor from P. linarioides subsp. coloradoensis on the other. Each of the distinctive characters of glabrescens is occasionally carried over into one of the other two by hybridization.

First Bloom:

Late May

Last Bloom:

July

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.