Poaceae
Hairgrass
Ventenata dubia
- Family
- Poaceae
- Genus
- Ventenata
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Common names
By language (8)
- Czech
- Ovsiřík štíhlý
- Dutch
- Smelehaver
- English
- Hairgrass, North Africa grass, Wiregrass, North African grass
- Finnish
- Sirokaure
- French
- Ventenatée douteuse
- German
- Zweifelhafter Schmielenhafer
- Swedish
- Tåtelhavre
- Ukrainian
- Вівсюжниця сумнівна
Synonyms
- Avena dubia Leers
- Avena fertilis All.
- Avena strigosa Vogler
- Avena tenuis Moench
- Avena triaristata Vill.
- Festuca tenuis Raspail
- Gaudinia tenuis Trin.
- Heteranthus dubius (Leers) Thell.
- Heteranthus tenuis Dumort.
- Holcus biaristatus Weber
- Malya tenuis Opiz
- Trisetaria tenuis Baumg.
- Trisetum tenue Roem. & Schult.
- Ventenata avenacea Koeler
- Ventenata bromoides Koeler
- Ventenata dubia f. violascens Soó
- Ventenata triflora F.W.Schultz ex Nyman
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Annual
- In the US and Canada
- Canada: introduced, Lower 48 states: introduced
Photos

Photo: Matt Lavin, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
More in Ventenata
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.