Base de Datos de las Especies de Galápagos

Categoría de taxón: Especies con taxones infraespecíficos

Origen: Endémica

Categoría en la Lista Roja de la UICN: Vulnerable

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• Porter, D.M. (1983) Vascular Plants of the Galapagos: Origins and Dispersal. In: Bowman, R.I., Berson, M. & Leviton, A.E. (eds.): Patterns of evolution in Galápagos organisms. Pacific Division, AAAS, San Francisco, California, p. 33-96.
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• Jørgensen, P.M. León-Yánez, S. (eds.) (1999) Catalogue of the Vascular Plants of Ecuador. Monographs in Systematic Botany from the Missouri Botanical Garden 75. Missouri Botanical Garden Press, St. Louis, 1181 pp.
• Tropicos.org. (2017) Database of Missouri Botanical Garden. Tropicos.org. Missouri Botanical Garden. 06 Oct 2017 <http://www.tropicos.org
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• Anderson, E.F. Walkington, D.L. (1970) New Combinations and Taxa in the Cactaceae of the Galápagos Islands. Madroño 20(5): 256.