Poaceae
Coast cockspur grass
Echinochloa walteri
- Family
- Poaceae
- Genus
- Echinochloa
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Common names
By language (1)
- English
- Coast cockspur grass
Synonyms
- Echinochloa crus-galli subvar. laevigata (Wiegand) Farw.
- Echinochloa crus-galli var. hispida (Elliott) Farw.
- Echinochloa longiaristata Nash
- Echinochloa walteri f. breviseta Fernald & Griscom
- Echinochloa walteri f. laevigata Wiegand
- Echinochloa walteri f. walteri
- Echinochloa walteri var. laevigata (Wiegand) S.R.Hill
- Oplismenus crus-galli var. hispidus (Elliott) Alph.Wood
- Oplismenus hispidus (Elliott) Alph.Wood
- Oplismenus longisetus Kunth
- Orthopogon hispidus (Elliott) Spreng.
- Panicum crus-galli var. walteri (Pursh) Farw.
- Panicum crusgalli var. hispidum Elliott
- Panicum hirtellum Walter
- Panicum hispidum (Elliott) Muhl.
- Panicum longisetum Torr.
- Panicum walteri Pursh
Flowers
- In flower
- May to June, August (from 19 flowering iNaturalist observations worldwide)
- Flower colour
- green (USDA PLANTS Database)
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Annual
- In the US and Canada
- Canada: native, Hawaii: introduced, Lower 48 states: native
Photos
FlowerPhoto: Norma Malinowski, CC BY 4.0, from iNaturalist 
FlowerPhoto: Jay Horn, CC BY 4.0, from iNaturalist 
FlowerPhoto: Jay Horn, CC BY 4.0, from iNaturalist 
FlowerPhoto: Alex Abair, CC BY 4.0, from iNaturalist 
Photo: Étienne Léveillé-Bourret, CC BY 4.0, from iNaturalist 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons 
Photo: Zihao Wang, CC BY 4.0, from iNaturalist 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons 
Photo: Eric Schmidt, CC BY 4.0, from iNaturalist 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons 
Photo: Bob, CC BY 4.0, from iNaturalist
More in Echinochloa
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- Antelope grassEchinochloa pyramidalisPoaceae
- Gulf cockspur grassEchinochloa crus-pavonisPoaceae
- Creeping river grassEchinochloa polystachyaPoaceae
- Echinochloa inundataPoaceae
- Echinochloa jubataPoaceae
- Echinochloa obtusifloraPoaceae
- Florida cockspur grassEchinochloa paludigenaPoaceae
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.