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Common (vernacular) names applied to California vascular plants

compiled by Elizabeth Painter

up to date as of May 1, 2016

Common names (also referred to as vernacular names) are applied differently at different times and places by different users. This list is compiled from many sources and is intended to be as comprehensive as possible. It is not intended to indicate which common name is correct or preferred. Please send comments about this page to Elizabeth Painter (

TaxonEgeria densa
Family common name(s)tape-grass; frog's-bit; frog's bit; frog-bit; frog bit; frogbit; water-weed; water weed; waterweed
Genus common name(s)egeria; Brazilian elodea; Brazilian waterweed; Brazilian water-weed; Brazilian water weed; Brazilian-waterweed
Species common name(s)dense egeria; dense elodea; dense water-weed; dense water weed; dense waterweed; dense anacharis; dense-leaved egeria; dense-leaved elodea; denseleaved elodea; dense-leaf elodea; leafy egeria; leafy elodea; large-flowered waterweed; large flowered waterweed; giant elodea; giant waterweed; giant water-weed
Common name(s) generally applied to other taxa or multiple taxaSouth American elodea, South American waterweed, South-American water-weed, common water-weed, common water weed, common waterweed, anacharis, oxygen-weed, oxygen weed, oxygenweed, ditch-moss, ditch moss, American frog's-bit are applied to multiple Hydrocharitaceae taxa; giant pondweed, pondweed, pond-weed, pond weed are applied to taxa in multiple families
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