familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Spectabiles
speciesPenstemon floridus
Penstemon floridus var. austinii
Brittonia 31: 105. 1979.
Endemic
Basionym: Penstemon austinii Eastwood Bull. Torrey Bot. Club 32: 206. 1905
Synonyms: P. floridus subsp. austinii (Eastwood) D. D. Keck
Treatment appears in FNA Volume 17. Treatment on page 250.
Flowers: corolla 21–27 mm, tube 6–9 mm, throat gradually inflated, slightly constricted at orifice, 6–10(–11) mm diam.
Phenology: Flowering Jun–Jul.
Habitat: Gravelly washes, canyon floors, sagebrush shrublands, pinyon-juniper woodlands.
Elevation: 1000–2400 m.
Discussion
Variety austinii is known from the Grapevine, Inyo, Last Chance, Panamint, and White mountains of Inyo County, California, and in Nevada from the Silver Peak Range of Esmeralda County and Shoshone Mountain and Tolicha Peak in Nye County.
Selected References
None.
Lower Taxa
None.