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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 (

TaxonSchoenoplectus americanus
Family common name(s)sedge; sedges; bulrush
Genus common name(s)schoenoplectus; naked-stemmed bulrush
Species common name(s)American tule; American bulrush; American three-square; American three square; American threesquare; American three-square bulrush; American threesquare bulrush; American three-squared bulrush; American three-cornered grass; American three-cornered sedge; American chairmaker's bulrush; Olney's tule; Olney's bulrush; Olney's three-square bulrush; Olney's three-square; Olney's three square; Olney's threesquare; Olney's three-cornered grass; Olney's three cornered grass; Olney tule; Olney bulrush; Olney three-square bulrush; Olney three-square; Olney three square; Olney threesquare; Olney three-cornered grass; Olney three cornered grass; winged three-square
Common name(s) generally applied to other taxa or multiple taxathree-square bulrush, threesquare bulrush, three-squared bulrush, three-square, three square, threesquare, three-square rush, chairmaker's bulrush, chair-maker's bulrush, chairmaker's clubrush, chair-maker’s rush, chair-makers rush, chair-bottom rush, bullwhip bulrush are applied to multiple Schoenoplectus taxa; common three-square is more commonly applied to Schoenoplectus pungens; water bulrush is more commonly applied to Schoenoplectus subterminalis; tule, saltmarsh bulrush, salt-marsh bulrush, three-cornered grass are applied to multiple Scirpus s.l. taxa; bulrush, bullrush, bull-rush, bull rush, tall bulrush, sword-grass, sword grass, sedge grass, deergrass, deer-grass, deer grass, grassweed are applied to taxa in multiple families
NotesAmerican, Olney are proper names, so upper case preferable; Olneys is an error
Synonymy: The Jepson Manual (1993), FNA, PLANTS, etcScirpus americanus Pers.; Scirpus olneyi A. Gray
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