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Taxon  Report  
Cyperus squarrosus  L.
Awned cyperus,   Bearded flatsedge,   Umbrella sedge
Cyperus squarrosus is an annual grasslike 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: Cyperus
Family: Cyperaceae  
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot

Toxicity: Do not eat any part of this plant.

Wetlands: Occurs in wetlands

Communities: wetland-riparian, many plant communities

Name Status:
Accepted by JEF + PLANTS + POWO
Alternate Names:
PLANTSCyperus aristatus var. runyonii
JEF + PLANTSCyperus aristatus
JEF + PLANTSCyperus inflexus
PLANTSCyperus squarrosus var. runyonii
Information about  Cyperus squarrosus from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (CYSQ)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

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]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/22/2025).