Penstemon rattanii

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: Penstemon rattanii
Varieties: P. r. var. kleei – P. r. var. rattanii

Penstemon rattanii A.Gray, 1880

Homotypic
- Penstemon rattanii subsp. typicus D.D.Keck in Publ. Carnegie Inst. Wash. 520: 294 (1940), not validly publ.

Native distribution areas:
Continental: Northern America Regional: Southwestern USA California, Oregon References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

Gray, A. 1880. Botanical Contributions. Proceedings of the American Academy of Arts and Sciences 15: 25–52. BHL Reference page. : 15: 50

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. 2025. Penstemon rattanii. Published online. Accessed: July 22 2025. Reference page.
Govaerts, R. et al. 2025. Penstemon rattanii in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2025 July 22. Reference page.
Tropicos.org 2025. Penstemon rattanii. Missouri Botanical Garden. Published online. Accessed: 22 July 2025. Reference page.