Monographs Details: Xyris esmeraldae Steyerm.
Authority: Maguire, Bassett & Wurdack, John J. 1964. The botany of the Guayana Highland--Part V. Mem. New York Bot. Gard. 10: 1-278.
Family:Xyridaceae
Description:Distribution and Ecology - Distribution. Rather widely distributed in sandy savannas of southern Amazonas, Venezuela; adjacent Brazil; and Vaupes and Amazonas, Colombia.

Discussion:Type. Esmeralda Savanna, alt. 200 m, Cerro Duida, Amazonas, Venezuela, Steyermark 57821 (isotype NY).
Distribution:Colombia South America| Venezuela South America| Brazil South America|