Synonyms
Agrostis frondosa Poir.
Vilfa frondosa (Poir.) P.Beauv.
Muhlenbergia frondosa f. commutata (Scribn.) Fernald
Muhlenbergia mexicana var. commutata (Scribn.) Farw.
Muhlenbergia commutata (Scribn.) Bush
Muhlenbergia mexicana f. commutata (Scribn.) Wiegand
Calamagrostis compressa Döll
Muhlenbergia brachyphylla f. aristata E.J.Palmer & Steyerm.
Muhlenbergia mexicana subsp. commutata Scribn.