Taxon report data from Calflora
Recommended Source for Photos:
View Juncus acutus at Calflora.com
Other Sources: Picasa | Flickr | Google Images
Juncus acutus
Common Name:Spiny rush
Juncus acutus, a angiosperm, is a perennial grass (rhizomatous) that is native to California.
US Distribution: | beyond CA but confined to w. North America |
Plant Community(s): | Coastal Strand |
Habitat: | seeps meadows salt-marsh dunes coastal |
Family: | Juncaceae |
Name Status:
Recognized as current in TJM2 + PLANTS + JM93
County distribution list:
Imperial, Los Angeles, Marin, Orange, Riverside, Santa Barbara, San Bernardino, Santa Clara, San Diego, San Luis Obispo, Solano, Tehama, Tulare, Ventura

See a detailed Distribution Grid of this plant in Calfornia.
Links: USDA Plants Profile | Jepson Herbarium
Website references on Google