Synonyms
Vilfa frondosa (Poir.) P.Beauv.
Agrostis frondosa Poir.
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.