Xyris asperula is an uncommon South American species of flowering plants in the yellow-eyed-grass family. It has been found in Bolivia and also in the States of Goiás and Minas Gerais in Brazil.SEINet, Southwestern Biodiversity, Arizona chapterJørgensen, P. M., M. H. Nee & S. G. Beck. (eds.) 2015 en adelante. Catalogo de las plantas vasculares de Bolivia (adiciones)Heimerl, Anton 1906. Annalen des Kaiserlich-Königlichen Naturhistorischen Hofmuseums 21: 69
References
External links Photo of herbarium specimen at Missouri Botanical Garden, collected in Goiás in 1966