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World Checklist of Selected Plant Families (WCSP)

Deyeuxia dubia Scribn. & Tweedy, Bot. Gaz. 11: 174 (1886).

This name is a synonym.

Accepted Name: Calamagrostis canadensis (Michx.) P.Beauv., Ess. Agrostogr.: 15, 157 (1812).
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:

Calamagrostis canadensis var. dubia (Scribn. & Tweedy) Vasey, Contr. U.S. Natl. Herb. 3: 80 (1892).

Calamagrostis dubia (Scribn. & Tweedy) Scribn., Contr. U.S. Natl. Herb. 1: 249 (1892), nom. illeg.

Calamagrostis scribneri Beal, Grass. N. Amer. 2: 343 (1896).

Calamagrostis langsdorffii var. scribneri (Beal) M.E.Jones, Contr. W. Bot. 14: 9 (1912).

Calamagrostis langsdorfii var. scribneri (Beal) M.E.Jones, Contr. W. Bot. 14: 9 (1912), nom. superfl.

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