Penstemon attenuatus

Taxonavigation

Taxonavigation: Lamiales
Classification System: APG IV Superregnum: Eukaryota Regnum: Plantae Cladus: Angiosperms Cladus: Eudicots Cladus: Core eudicots Cladus: Asterids Cladus: Lamiids Ordo: Lamiales

Familia: Plantaginaceae
Tribus: Cheloneae
Genus: Penstemon
Species:
Varieties: P. a. var. attenuatus – P. a. var. militaris – P. a. var. palustris – P. a. var. pseudoprocerus

Penstemon attenuatus Douglas ex Lindl., 1830

Homotypic
- Penstemon attenuatus subsp. typicus D.D.Keck in Amer. Midl. Naturalist 33: 167 (1945), not validly publ.
- Penstemon digitalis var. attenuatus (Douglas) Trautv. in Bull. Sci. Acad. Imp. Sci. Saint-Pétersbourg 5: 345 (1839)

Native distribution areas:
Continental: Northern America Regional: Western Central USA Idaho, Montana, Wyoming Regional: Western USA Oregon, Washington References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

Flora of North America Editorial Committee (2019). Flora of North America North of Mexico 17: 1-737. Oxford University Press, New York, Oxford.

International Plant Names Index. 2017. Penstemon attenuatus. Published online. Accessed: Oct. 29 2017. Reference page.
Govaerts, R. et al. 2017. Penstemon attenuatus in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2017 Oct. 29. Reference page.
Tropicos.org 29201253. 29. Missouri Botanical Garden. Published online. Accessed: Oct. 2017 29201253. Reference page.
USDA, ARS, Germplasm Resources Information Network. Penstemon attenuatus in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 09-Oct-10.