Triglochin maritima

Common arrow-grass, Common Arrow-Grass

Family: Juncaginaceae · Type: perennial · Native

Common arrow-grass is a California native perennial found in coastal regions including Northern California Coast, Klamath Ranges, California Ranges, Sierra Nevada, southwestern Sacramento Valley, Central Coast, San Francisco Bay Area, Southern California Coast, San Bernardino Mountains, and Great Basin in coastal salt marshes and interior saline environments at elevations below 2,800 meters. Flowering from April to August, this plant produces small greenish-white flowers in aerial racemes taller than its leaves. Growing in dense tufts with stout rhizomes, it reaches heights of 10 to 110 centimeters with thick, elliptical leaves 2 to 5 millimeters wide. Its leaves are characterized by a ligule 1 to 5 millimeters long with an entire to slightly notched tip, growing in dense clusters. The fruit consists of six mericarps 3 to 8 millimeters long that fully separate when mature.

Habitat: Coastal salt marshes, interior saline, brackish, alkaline marshes

Bloom period: Apr-Aug

Elevation: < 2800 m

Bioregions: NCo, KR, CaRH, SN, sw ScV, CCo, SnFrB, SCo, SnBr, GB

California counties: Mono, Inyo, Fresno, Humboldt, Santa Clara, Marin, Santa Barbara, San Diego, Orange, Tulare, Modoc, San Bernardino, Tuolumne, Los Angeles, Lassen, Solano, Sonoma, Alameda, Siskiyou, Ventura, Mendocino, Kern, Alpine, Contra Costa, Del Norte, Nevada, Plumas, San Luis Obispo, Monterey, Napa, San Mateo, Trinity, Shasta, Sierra, Mariposa, Tehama, San Francisco, Colusa

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.