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Taxon  Report  
Toxicoscordion fontanum  (Eastw.) Zomlefer & Judd
Marsh zigadenus
Toxicoscordion fontanum is a perennial herb that is native to California, and endemic (limited) to California.
also called Zigadenus micranthus var. fontanus
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
(138 records)
yellowone or more occurrences
within a 7.5-minute quadrangle
DJJJASONAFMM

Bloom Period
Genus: Toxicoscordion
Family: Melanthiaceae  
Category: angiosperm  
Jepson eFlora section: monocot

Toxicity: Do not eat any part of this plant.

Wetlands: Occurs in wetlands

Ultramafic affinity: 3.8 - broad endemic / strong indicator

Communities: Mixed Evergreen Forest, Chaparral

Name Status:
Accepted by JEF + CNPS
Alternate Names:
JEFZigadenus fontanus
JEF + CNPSZigadenus micranthus var. fontanus
PLANTSZigadenus micranthus var. fontanus
Information about  Toxicoscordion fontanum from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

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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: 12/09/2023).