Calflora Taxon Report
Calamagrostis crassiglumis  Thurb.
Thurber's reed grass
Calamagrostis crassiglumis is a perennial grasslike herb (rhizomatous) that is native to California, and also found elsewhere in North America and beyond.
also called Calamagrostis stricta ssp. inexpansa
California Rare Plant Rank: 2B.1 (rare, threatened, or endangered in CA; common elsewhere).
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
~27 records in California
yellowone or more occurrences
within a 7.5-minute quadrangle
DJJJASONAFMM

Bloom Period
Genus: Calamagrostis
Family: Poaceae  
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot

Habitat: freshwater-marsh

Communities: Freshwater Wetlands, Northern Coastal Scrub, wetland-riparian

Name Status:
Accepted by CNPS
Alternate Names:
POWOCalamagrostis inexpansa
Information about Calamagrostis crassiglumis from other sources
Nursery availability from CNPLX
Commercial availability unknown.

USDA PLANTS Profile (CASTI3)

Photos on Calflora

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Google Images

Photos on iNaturalist

ID Tips on PlantID.net

Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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