Calflora Taxon Report
Penstemon filiformis  (D. D. Keck) D. D. Keck
Thread leaved beardtongue, Threadleaf beardtongue
photo on Calflora
2015 Steve Matson
photo on Calflora
2019 Julie Kierstead Nelson
photo on Calflora
2015 Steve Matson
photo on Calflora
2015 Steve Matson
photo on Calflora
2020 R.A. Chasey
photo on Calflora
2022 Cheryl Ballantyne
photo on Calflora
2019 Julie Kierstead Nelson
photo on Calflora
2022 Cheryl Ballantyne
photo on CalPhotos
2015 Julie Kierstead Nelson
photo on CalPhotos
2008 Sierra Pacific Industries
Penstemon filiformis is a perennial herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 4.2 (limited distribution).
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
Genus: Penstemon
Family: Plantaginaceae  
(Scrophulariaceae)
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot
Ultramafic affinity: 5 - broad endemic

Communities: Yellow Pine Forest, Foothill Woodland

Name Status:
Accepted by JEF + CNPS + PLANTS + POWO
External links:
Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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