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Taxon  Report  
Perideridia gairdneri  (Hook. & Arn.) Mathias  ssp. gairdneri 
Gairdner's yampah
Perideridia gairdneri ssp. gairdneri 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
Observation Search
(196 records)
yellowone or more occurrences
within a 7.5-minute quadrangle
bloom graphic
Bloom Period
Parent: Perideridia gairdneri
Genus: Perideridia
Family: Apiaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands: Equally likely to occur in wetlands and non wetlands

Habitat: vernal-pools

Communities: Freshwater Wetlands, Mixed Evergreen Forest, Chaparral, Valley Grassland, wetland-riparian

Name Status:
Accepted by JEF + CNPS + PLANTS
Alternate Names:
PLANTSCarum gairdneri
Information about  Perideridia gairdneri ssp. gairdneri from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (PEGAG)

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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]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/28/2023).