familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Caespitosi
speciesPenstemon crandallii
Difference between revisions of "Penstemon crandallii var. glabrescens"
J. Bot. Res. Inst. Texas 11: 287. 2017.
Endemic
Basionym: Penstemon glabrescens Pennell Contr. U.S. Natl. Herb. 20: 375. 1920
Synonyms: P. coloradoensis var. glabrescens (Pennell) A. Nelson P. crandallii subsp. glabrescens (Pennell) D. D. Keck P. linarioides subsp. taosensis D. D. Keck
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Revision as of 20:06, 16 December 2019
Stems ascending to erect, 6–28 cm, retrorsely hairy or puberulent. Leaves glabrate or scabrous, 6–25 × 0.5–1.5 mm; blade linear, rarely oblanceolate. 2n = 16.
Phenology: Flowering May–Jul(–Aug).
Habitat: Pinyon-juniper woodlands, ponderosa pine forests.
Elevation: 1700–3400 m.
Discussion
Variety glabrescens is weakly differentiated from var. crandallii. Variety glabrescens is documented in Archuleta, Conejos, Custer, Delta, Dolores, Fremont, La Plata, Mineral, Montezuma, and Saguache counties, Colorado, and Rio Arriba and Taos counties, New Mexico.
Selected References
None.
Lower Taxa
None.