Poa polymorpha J.Koenig ex Rottb. = Eragrostis cilianensis (All.) Janch.
English:
polymorphus,-a,-um;

https://books.google.nl/books?id=eugTAAAAQAAJ&printsec=frontcover&hl=nl&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false


protologue: Neue Schriften Ges. Naturf. Freunde Berlin 4: 194 (1803)

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