Poaceae

Streambed bristlegrass

Setaria leucopila (Scribn. & Merr.) K.Schum.

Family: Poaceae
Genus: Setaria

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Streambed bristlegrass (Setaria leucopila) — FlowerPhoto: samlutfy, CC BY 4.0, from iNaturalist

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Common names

By language (1)

English: Streambed bristlegrass, Plains bristlegrass

Synonyms

Chaetochloa leucopila Scribn. & Merr.
Setaria commutata Hack.

Flowers

In flower: May to June, August to October (from 18 flowering iNaturalist observations worldwide)

Characteristics

Growth habit: Graminoid
Lifespan: Perennial
In the US and Canada: Lower 48 states: native

Photos

FlowerPhoto: samlutfy, CC BY 4.0, from iNaturalist
FlowerPhoto: Catherine C. Galley, CC BY 4.0, from iNaturalist
FruitPhoto: Alex Abair, CC BY 4.0, from iNaturalist
Photo: Kevin Faccenda, CC BY 4.0, from iNaturalist
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons
Photo: Cecelia Alexander, CC0, from iNaturalist
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons
Photo: Vincent Weber, CC BY-SA 4.0, from iNaturalist
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons
Photo: Ryan Donnelly, CC BY 4.0, from iNaturalist
Photo: Patrick Alexander from Las Cruces, NM, CC0, from Wikimedia Commons

More in Setaria

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.