Plant Communities: Freshwater Marsh
Synonyms: Hydromystria laevigata Hydromystria stolonifera Limnobium spongia ssp. laevigatum Limnobium stoloniferum Salvinia laevigata
Counties: Alameda Contra Costa Fresno Humboldt Madera Merced Riverside Sacramento Santa Cruz San Diego San Joaquin San Mateo Shasta Solano Stanislaus Sutter Ventura