Synonyms
Panicum elongatum Pursh
Panicum pulchrum F.Dietr.
Panicum stipitatum Nash
Panicum rigidulum var. elongatum (Scribn.) Lelong
Panicum agrostoides var. elongatum Scribn.
Coleataenia stipitata LeBlond
Sorengia longifolia subsp. elongata (Scribn.) Zuloaga & Morrone
Coleataenia longifolia subsp. elongata (Scribn.) Soreng
Panicum rigidulum subsp. elongatum (Scribn.) Freckmann & Lelong