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Taxon  Report  
Schoenoplectus pungens  (Vahl) Palla
Common threesquare
Schoenoplectus pungens is a perennial grasslike herb that is native to California.
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
Subspecies and Varieties:
Genus: Schoenoplectus
Family: Cyperaceae  
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot

Wetlands: Occurs in wetlands
Name Status:
Accepted by PLANTS + POWO
Alternate Names:
OTHERScirpus pungens
Information about  Schoenoplectus pungens from other sources
Nursery availability from CNPLX
This plant is available commercially.
USDA PLANTS Profile (SCPU10)

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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: 07/19/2025).