familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Saccanthera
speciesPenstemon laetus
varietyPenstemon laetus var. laetus
Difference between revisions of "Penstemon laetus var. laetus"
Endemic
Treatment appears in FNA Volume 17. Treatment on page 237.
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Revision as of 18:30, 24 September 2019
Flowers: calyx lobes ovate to lanceolate, 4–8.5 × (1–)2–2.8 mm; anthers ovate to elliptic in outline, pollen sacs 1.8–2.3 mm. 2n = 16.
Phenology: Flowering (Mar–)Apr–Jul.
Habitat: Oak and pine-oak woodlands, pine forests.
Elevation: 400–2500 m.
Discussion
Variety laetus occurs from the southern Cascade Range of northern California through the Sierra Nevada to the Western Transverse Ranges of southwestern California. As discussed by D. D. Keck (1932), corolla lengths and leaf sizes usually are larger among plants in the southern part of the range as compared to plants in the north.
Selected References
None.
Lower Taxa
None.