Poaceae
Plains bristlegrass
Setaria vulpiseta
- Family
- Poaceae
- Genus
- Setaria
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Common names
By language (1)
- English
- Plains bristlegrass
Synonyms
- Chaetochloa amplifolia (Steud.) Scribn.
- Chaetochloa composita (Kunth) Scribn.
- Chaetochloa trichorhachis (Hack.) Hitchc.
- Chaetochloa vulpiseta (Lam.) Hitchc. & Chase
- Chamaeraphis composita (Kunth) Kuntze
- Chamaeraphis setosa var. vulpiseta (Lam.) Kuntze
- Panicum amplifolium Steud.
- Panicum compositum (Kunth) Nees
- Panicum macrourum Trin.
- Panicum subsphaerocarpum Schltdl.
- Panicum vulpisetum Lam.
- Setaria alopecurus Fisch. ex Trin.
- Setaria composita Kunth
- Setaria lancifolia R.A.W.Herrm.
- Setaria liebmannii f. trichorhachis Hack.
- Setaria liebmannii var. trichorhachis (Hack.) Hack. ex Hitchc.
- Setaria macrostachya Hochst. ex Steud.
- Setaria maxima Desv.
- Setaria reversipila R.A.W.Herrm.
- Setaria setosa var. vulpiseta (Lam.) Kuntze
- Setaria trichorhachis (Hack.) R.C.Foster
- Setaria vulpiseta var. reversipila (R.A.W.Herrm.) Pensiero
- Setaria vulpiseta var. vulpiseta
Flowers
- Flower colour
- yellow (USDA PLANTS Database)
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native, Puerto Rico: introduced
Photos

Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons Photo: Trap Hers, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons
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Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.