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Taxon  Report  
Eriogonum microtheca   var. ambiguum  (M.E. Jones) Reveal
Yellow-flowered wild buckwheat
Eriogonum microtheca var. ambiguum is a perennial herb that is native to California.
also called Eriogonum tenellum var. erianthum
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: Eriogonum microtheca
Genus: Eriogonum
Family: Polygonaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Name Status:
Accepted by JEF + POWO
Alternate Names:
JEFEriogonum aureum var. ambiguum
JEFEriogonum fruticosum var. ambiguum
JEFEriogonum microtheca var. expansum
JEFEriogonum microthecum var. ambiguum
JEFEriogonum tenellum var. erianthum
Information about  Eriogonum microtheca var. ambiguum 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]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/14/2025).