familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Saccanthera
speciesPenstemon heterophyllus
Penstemon heterophyllus var. australis
Bull. S. Calif. Acad. Sci. 23: 40. 1924.
Endemic
Synonyms: Penstemon heterophyllus subsp. australis (Munz & I. M. Johnston) D. D. Keck
Treatment appears in FNA Volume 17. Treatment on page 235.
Stems retrorsely hairy. Leaves: axillary fascicles present, sometimes absent; cauline 15–45 × 0.5–4 mm. Thyrses: axis retrorsely hairy. Flowers: calyx lobes ovate to lanceolate.
Phenology: Flowering Apr–Jul.
Habitat: Grasslands, chaparral, forest openings.
Elevation: 50–1700 m.
Discussion
Variety australis occurs in west-central and southwestern California from Colusa County to San Diego County.
Selected References
None.
Lower Taxa
None.