Calflora Taxon Report
Matricaria occidentalis  Greene
Valley mayweed
photo on Calflora
2016 Steve Matson
photo on Calflora
2016 Steve Matson
photo on Calflora
2016 Steve Matson
photo on Calflora
2024 Mike Russler
photo on Calflora
2023 Ryan O'Dell
photo on Calflora
2023 Ryan O'Dell
photo on Calflora
2023 Ryan O'Dell
photo on Calflora
2017 James Bailey
photo on Calflora
2024 Mike Russler
photo on Calflora
2024 Mike Russler
photo on Calflora
2023 Nathan Taylor
photo on Calflora
2023 Nathan Taylor
photo on Calflora
2023 Nathan Taylor
photo on Calflora
2023 Nathan Taylor
photo on Calflora
2023 Nathan Taylor
photo on Calflora
2016 Steve Matson
photo on CalPhotos
2013 Neal Kramer
Matricaria occidentalis is an annual herb that is native to California, and also found elsewhere in North America and beyond.
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
Genus: Matricaria
Family: Asteraceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot
Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Communities: wetland-riparian

Name Status:
Accepted by JEF + PLANTS + POWO
Alternate Names:
JEF + PLANTSChamomilla occidentalis
External links:
Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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