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World Checklist of Selected Plant Families (WCSP)

Aira cespitosa var. ambigua (Michx.) Pursh, Fl. Amer. Sept. 1: 77 (1813).

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:

* Aira ambigua Michx., Fl. Bor.-Amer. 1: 61 (1803).

Deschampsia ambigua (Michx.) P.Beauv., Ess. Agrostogr.: 91 (1812).

* Basionym/Replaced Synonym

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