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Taxon  Report  
Erigeron petrophilus  Greene  var. sierrensis  G. L. Nesom
Northern sierra daisy,   Sierra erigeron
Erigeron petrophilus var. sierrensis is a perennial herb (rhizomatous) that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 4.3 (limited distribution).   CNDDB
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
Observation Search
(117 records)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Parent: Erigeron petrophilus
Genus: Erigeron
Family: Asteraceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Toxicity: DERMATITIS

Ultramafic affinity: 4.8 - broad endemic

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Foothill Woodland

Name Status:
Accepted by JEF + CNPS + PLANTS
Information about  Erigeron petrophilus var. sierrensis from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (ERPES2)

Photos on Calflora

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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, including the Consortium of California Herbaria. [web application]. 2022. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 12/02/2022).