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Penstemon davidsonii  Greene
Davidson's penstemon
© 2014 Steve Matson
© 2023 Jane Cohn
© 2014 Steve Matson
© 2020 Bob Sweatt
© 2015 Cynthia Powell
© 2018 Mary Conway
© 2023 Jane Cohn
© 2023 Jane Cohn
© 2023 Richard Sullivan
© 2016 Mary Merriman
© 2016 Mary Merriman
© 2022 Talila Golan
© 2014 Steve Matson
© 2011 Wynn Anderson
Penstemon davidsonii is a perennial herb that is native to California, and also found elsewhere in western North America.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
DJJJASONAFMM

Bloom Period
Subspecies and Varieties:
Genus: Penstemon
Family: Plantaginaceae  
(Scrophulariaceae)
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Communities: Subalpine Forest, Alpine Fell-fields
Name Status:
Accepted by PLANTS + POWO
Information about  Penstemon davidsonii from other sources
Nursery availability from CNPLX
This plant is available commercially.
USDA PLANTS Profile (PEDA2)

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ID Tips on PlantID.net


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 03/28/2025).