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Taxon  Report  
Bassia hyssopifolia  (Pall.) Kuntze
Five horn bassia,   Fivehorn smotherweed
Bassia hyssopifolia is an annual herb that is not native to California.
Cal-IPC rating: limited
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
(1031 records)
redone or more occurrences
within a 7.5-minute quadrangle
bloom graphic
Bloom Period
Genus: Bassia
Family: Chenopodiaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Habitat: disturbed

Communities: wetland-riparian, weed, characteristic of disturbed places

Name Status:
Accepted by JEF + PLANTS
Alternate Names:
PLANTSEchinopsilon hyssopifolius
PLANTSKochia hyssopifolia
Information about  Bassia hyssopifolia from other sources

Mono Lake: Gull Nesting Grounds under threat from fivehorn smoth: L.A. Times: ... the gulls are facing a botanical invader they may not be able to overcome: thickets of invasive weeds that have engulfed most of their breeding grounds.

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]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 01/28/2023).