familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Dasanthera
sectionPenstemon sect. Erianthera
speciesPenstemon davidsonii
Difference between revisions of "Penstemon davidsonii var. menziesii"
Vasc. Pl. Pacif. N.W. 4: 379. 1959.
Endemic
Basionym: Penstemon davidsonii subsp. menziesii D. D. Keck Brittonia 8: 247. 1957
Synonyms: P. menziesii subsp. thompsonii Pennell & D. D. Keck
Treatment appears in FNA Volume 17. Treatment on page 87.
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Revision as of 18:29, 24 September 2019
Leaf blades spatulate to elliptic, margins ± serrulate, apex rounded to obtuse or acute. Flowers: corolla violet, 20–35 mm, moderately white-villous internally abaxially. 2n = 16.
Phenology: Flowering Jun–Aug.
Habitat: Rock outcrops, ledges, talus slopes.
Elevation: 30–2000 m.
Distribution
B.C., Oreg., Wash.
Discussion
The ranges of var. davidsonii and var. menziesii overlap throughout much of British Columbia and Washington.
Selected References
None.
Lower Taxa
None.