A new name, Piptochaetium fuscum, is provided for a taxon hitherto known as Piptochaetium setosum (Trin.) Arechav. Morphological, anatomical, and molecular studies that argue against including Piptochae- tium in Stipa, and hence use of S. purpurata (Phil.) Columbus & J.P. Sm., are cited.
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