RSA - California Botanic Garden Herbarium (RSA:POM)
RSA0006225
cc4841f1-d05e-4db9-bbe3-840cb3e7b1ec
267998
Penstemon shastensis Keck
Plantaginaceae
Isotype
D. D. Keck
5172
1940-06-13
United States, California, Siskiyou, Grass Lake
1540 meters
5050ft.
Common on meadow borders. To 50 cm tall but mostly lower; inflorescence glandular-pubescent; corolla blue-purple. Chromosome no. determined in yuoung pollen, n=16.