Chasmanthium latifolium (Michx.) Link species synonym

Chasmanthium ornithorhynchum Nees species accepted

Uniola ornithorhyncha (Nees) Steud. species synonym

Chasmanthium latifolium (Michx.) H.O.Yates species accepted

Uniola latifolia Michx. species synonym

Uniola nitida Baldwin ex Elliott species synonym

Chasmanthium sessiliflorum (Poir.) Yates species synonym

Uniola sessiliflora Poir. species synonym

Uniola longifolia Scribn. species synonym

Chasmanthium laxum subsp. sessiliflorum (Poir.) L.G.Clark subspecies synonym

Chasmanthium laxum (L.) H.O.Yates species accepted

Uniola laxa (L.) Britton, Sterns & Poggenb. species synonym

Poa sessiliflora (Poir.) Kunth species synonym

Chasmanthium laxum subsp. laxum subspecies synonym

Chasmanthium curvifolium (J.Valdés, Morden & S.L.Hatch) Wipff & S.D.Jones species accepted

Holcus laxus L. species heterotypic synonym

Uniola uniflora Benke species synonym

Uniola intermedia Bosc ex P.Beauv. species synonym

Uniola gracilis Michx. species synonym

Chasmanthium gracile (Michx.) Link species synonym

Gouldochloa curvifolia J.Valdés, Morden & S.L.Hatch species synonym

Chasmanthium laxum var. laxum variety synonym

Chasmanthium laxum var. sessiliflorum (Poir.) Wipff & S.D.Jones variety synonym

Chasmanthium ornithorhynchum Nees ex Steud. species synonym

Uniola nitida Baldwin, 1816 species homotypic synonym

Uniola virgata W.Bartram ex Pursh species heterotypic synonym

Chasmanthium ornithorhynchum (Nees) H.O.Yates species synonym

Poa sessiliflora (Poir.) Steud. species synonym

Chasmanthium nitidum (Baldwin ex Elliott) H.O.Yates species accepted

Uniola virgata W.Bartram species homotypic synonym

Uniola intermedia Bosc species homotypic synonym