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World Checklist of Selected Plant Families (WCSP)

Poa annua subsp. exilis (Tomm. ex Freyn.) Asch. & Graebn., Syn. Mitteleur. Fl. 2(1): 389 (1900).

This name is a synonym.

Accepted Name: Poa infirma Kunth in F.W.H.von Humboldt, A.J.A.Bonpland & C.S.Kunth, Nov. Gen. Sp. 1: 158 (1816).
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:

* Poa annua var. exilis Tomm. ex Freyn., Verh. K. K. Zool.-Bot. Ges. Wien 27: 469 (1878).

Poa exilis (Tomm. ex Freyn.) Murb., Acta Univ. Lund., 2, 1(4): 73 (1905).

* Basionym/Replaced Synonym

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