familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Cristati
speciesPenstemon cobaea
varietyPenstemon cobaea var. cobaea
Penstemon cobaea var. cobaea
Endemic
Synonyms: Penstemon hansonii A. Nelson
Corollas white to pink. 2n = 16.
Phenology: Flowering Apr–Jun.
Habitat: Limestone and gypsum soils, tallgrass and mixed-grass prairies.
Elevation: 200–1000 m.
Distribution
Ariz., Ark., Colo., Ill., Iowa, Kans., Mo., Nebr., N.Mex., Ohio, Okla., Tex.
Discussion
Reports of var. cobaea from Arizona, Colorado, Illinois, New Mexico, and Ohio appear to be based on introductions, as are some reports from western Kansas and western Nebraska.
Selected References
None.
Lower Taxa
None.