Penstemon caespitosus

Familia: Plantaginaceae
Tribus: Cheloneae
Genus: Penstemon
Subgenus: P. subg. Penstemon
Section: P. sect. Ericopsis
Subsection: P. subsect. Caespitosi
Species:
Varieties: P. c. var. caespitosus – P. c. var. desertipicti – P. c. var. perbrevis

Penstemon caespitosus Nutt. ex A.Gray, 1862

• Homotypic
  • Penstemon caespitosus subsp. typicus D.D.Keck in Bull. Torrey Bot. Club 64: 363 (1937), not validly publ

• Nuttall, T. ex Gray, A., 1862. Proceedings of the American Academy of Arts and Sciences. Boston, MA 6:66.

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

• Govaerts, R. et al. 2025. Penstemon caespitosus in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2025 July 13. Reference page. 
• International Plant Names Index. 2025. Penstemon caespitosus. Published online. Accessed: July 13 2025. Reference page.
• Tropicos.org 2025. Penstemon caespitosus. Missouri Botanical Garden. Published online. Accessed: 13 July 2025. Reference page.
• USDA, ARS, Germplasm Resources Information Network. Penstemon caespitosus in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 09-Oct-10.

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