Synonyms: Avena flavescens (heterotypic); Avena gallecica; Avena neglecta; Avena panicea (heterotypic); Avena panicea var. neglecta; Avena pauciflora; Avena peruviana; Bromus caudatus; Dactylis caudata; Holcus savii; Koeleria alopecuroides (homotypic); Koeleria caudata; Koeleria panicea (homotypic); Koeleria panicea var. includens; Rostraria laevis; Rostraria neglecta; Trisetaria canariensis; Trisetaria panicea var. antiatlantica; Trisetaria panicea var. binervata; Trisetaria panicea var. canariensis; Trisetaria panicea var. includens; Trisetaria panicea var. villiculmis; Trisetum canariense (homotypic); Trisetum frondosum; Trisetum gallecicum; Trisetum lusitanicum; Trisetum neglectum; Trisetum paniceum (homotypic); Trisetum paniceum var. binervatum; Trisetum paniceum var. canariense; Trisetum parviflorum (heterotypic)