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World Checklist of Selected Plant Families (WCSP)

Aira pungens (Rydb.) Rydb., Fl. Rocky Mts., ed. 2: 1112 (1922).

This name is a synonym.

Accepted Name: Deschampsia cespitosa subsp. cespitosa.
Family: Poaceae
The Poaceae generic classification system originated from the GrassBase database, originally based on Genera Graminum (1985). Work is in progress to update this to a new globally accepted and collaborative generic classification based on the latest research.
Homotypic Names:

* Deschampsia pungens Rydb., Bull. Torrey Bot. Club 39: 103 (1912).

Deschampsia cespitosa var. pungens (Rydb.) B.Boivin, Naturaliste Canad. 75: 84 (1948).

* Basionym/Replaced Synonym

Original Compiler: W.D.Clayton, R.Govaerts, K.T.Harman, H.Williamson & M.Vorontsova