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World Checklist of Selected Plant Families (WCSP)

Helictotrichon pratense subsp. sulcatum (J.Gay ex Boiss.) Martinovský, Anales Inst. Bot. Cavanilles 21: 697 (1963).

This name is a synonym.

Accepted Name: Helictochloa marginata (Lowe) Romero Zarco, Candollea 66: 102 (2011).
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:

* Avena sulcata J.Gay ex Boiss., Elench. Pl. Nov.: 88 (1838).

Avenula sulcata (J.Gay ex Boiss.) Dumort., Bull. Soc. Roy. Bot. Belgique 7: 68 (1868).

Avenastrum sulcatum (J.Gay ex Boiss.) Vierh., Verh. Ges. Deutsch. Naturf. 75(2; 1): 672 (1914).

Avena pratensis var. gayana St.-Yves, Candollea 4: 462 (1931).

Avena pratensis subsp. sulcata (J.Gay ex Boiss.) St.-Yves, Candollea 4: 462 (1931).

Helictotrichon sulcatum (J.Gay ex Boiss.) Henrard, Blumea 3: 430 (1940).

Arrhenatherum sulcatum (J.Gay ex Boiss.) Samp., Fl. Portugal, ed. 2: 69 (1947).

Avenochloa sulcata (J.Gay ex Boiss.) Holub, Acta Horti Bot. Prag. 1962: 85 (1962).

Avenula marginata subsp. sulcata (J.Gay ex Boiss.) Franco, Bot. J. Linn. Soc. 78: 236 (1979).

* Basionym/Replaced Synonym

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