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Penstemon grinnellii  Eastw.  var. grinnellii 
Grinnell's beardtongue
© 2014 Steve Matson
© 2014 Steve Matson
© 2014 Steve Matson
© 2020 Mike Russler
© 2022 Arlee Montalvo
© 2020 Mike Russler
© 2024 R.A. Chasey
© 2018 Jane Fawke
© 2015 Keir Morse
© 2024 R.A. Chasey
© 2022 Arlee Montalvo
© 2022 Arlee Montalvo
© 2014 Steve Matson
© 2020 Mike Russler
© 2020 Mike Russler
© 2020 Mike Russler
© 2015 Keir Morse
Penstemon grinnellii var. grinnellii is a perennial herb that is native to California, and endemic (limited) to California.
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
Parent: Penstemon grinnellii
Genus: Penstemon
Family: Plantaginaceae  
(Scrophulariaceae)
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Name Status:
Accepted by JEF

Alternate Names:
JEFPenstemon grinnellii ssp. grinnellii
JEFPenstemon hians
PLANTSPenstemon grinnellii ssp. grinnellii
Information about  Penstemon grinnellii var. grinnellii from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (PEGRG4)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

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: 04/12/2025).