Poaceae
Fall witchgrass
Digitaria cognata
- Family
- Poaceae
- Genus
- Digitaria
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Common names
By language (1)
- English
- Fall witchgrass
Synonyms
- Digitaria cognata subsp. cognata
- Digitaria cognata subsp. pubiflora (Vasey ex L.H.Dewey) Wipff
- Leptoloma cognatum (Schult.) Chase
- Panicum autumnale Bosc ex Spreng.
- Panicum autumnale var. pubiflorum Vasey ex L.H.Dewey
- Panicum cognatum Schult.
- Panicum fragile Kunth
- Panicum nudum Walter
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos
Photo: Shaun Pogacnik, CC0, from Wikimedia Commons 
Photo: Shaun Pogacnik, CC0, from Wikimedia Commons 
Photo: Shaun Pogacnik, CC0, from Wikimedia Commons 
Photo: Shaun Pogacnik, CC0, 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.