Poaceae

Parry's oatgrass

Danthonia parryi Scribn.

Family: Poaceae
Genus: Danthonia

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Parry's oatgrass: Normally the glumes enclose the floret cluster but here they are manually opened to expose the florets inside. Note the lemma backs with hairy surfaces and marg — Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons

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Common names

By language (2)

Arabic: دنطوان باري
English: Parry's oatgrass

Synonyms

Danthonia parryi var. longifolia Scribn.
Merathrepta parryi (Scribn.) A.Heller

Characteristics

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

Photos

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

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Flattened oatgrassDanthonia compressaPoaceae
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Danthonia cirrataPoaceae
Danthonia montevidensisPoaceae

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.