Jørgensen, P.M. & León-Yánes, S. (eds.) (1999). Catalogue of the Vascular Plants of Ecuador: 1-1181. Missouri Botanical Garden Press, St. Louis.
Zuloaga, F.O. & Morrone, O. (eds.) (1996). Pteridophyta, Gymnospermae y Angiospermae (Monocotyledoneae). Catálogo de las Plantas Vasculares de la República Argentina 1: 1-323. Missouri Botanical Garden, St. Louis.
Braco, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru: 1-1286. Missouri Botanical Garden, St. Louis.
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
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