familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Penstemon
speciesPenstemon rattanii
Penstemon rattanii var. kleei
Syn. Fl. N. Amer. ed. 2, 2(1): 441. 1886.
Common names: Santa Cruz Mountains beardtongue
Endemic
Basionym: Penstemon kleei Greene
Synonyms: P. rattanii subsp. kleei (Greene) D. D. Keck
Revision as of 15:01, 18 September 2019 by FNA>Volume Importer
Flowers: calyx lobes ovate-oblong, 4–7 × 1.5–1.8 mm, usually shorter than capsules, apex obtuse to acute. 2n = 16.
Phenology: Flowering Jun–Jul.
Habitat: Open, coastal forests.
Elevation: 400–1000 m.
Discussion
Variety kleei is known only from the peaks of the Santa Cruz Mountains in Santa Clara and Santa Cruz counties.
Selected References
None.
Lower Taxa
None.