Accepted By:
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Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
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Flora of North America Editorial Committee, e. 2002. Magnoliophyta: Commelinidae (in part): Cyperaceae. 23: i–xxiv, 1–608. In Flora of North America Editorial Committee (eds.) Fl. N. Amer.. Oxford University Press, New York.
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Gleason, H. A. & A. J. Cronquist. 1968. The Pteridophytoa, Gymnospermae and Monocotyledoneae. 1: 1–482. In H. A. Gleason Ill. Fl. N.E. U.S.. New York Botanical Garden, New York.
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Gleason, H. A. & A. J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.
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Sugden, A. M. 1982. The Vegetation of the Serrania de Macuira, Guajira, Colombia: A Contrast of Arid Lowlands and an Isolated Cloud Forest. J. Arnold Arbor. 63(1): 1–30.
 
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