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World Checklist of Selected Plant Families (WCSP)

Elymus trachycaulus subsp. major (Vasey) Tzvelev, Novosti Sist. Vyssh. Rast. 10: 24 (1973).

This name is a synonym.

Accepted Name: Elymus violaceus (Hornem.) J.Feilberg, Meddel. Grønland, Biosci. 15: 12 (1984).
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:

* Agropyron violaceum var. majus Vasey, Contr. U.S. Natl. Herb. 1: 280 (1893).

Agropyron tenerum var. majus (Vasey) Piper, Bull. Torrey Bot. Club 32: 543 (1905).

Agropyron trachycaulum var. majus (Vasey) Fernald, Rhodora 35: 171 (1933).

Agropyron pauciflorum subsp. majus (Vasey) Melderis, Ark. Bot., a.s., 7(1): 20 (1967 publ. 1968).

Agropyron caninum subsp. majus (Vasey) C.L.Hitchc., Vasc. Pl. Pacif. N. W. 1: 450 (1969), nom. illeg.

Elymus trachycaulus var. major (Vasey) Beetle, Phytologia 55: 210 (1984).

* Basionym/Replaced Synonym

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