Smithsonian Institution, Funk, V., Hollowell, T., Berry, P., Kelloff, C., & Alexander, S. N. (2007). Checklist of the Plants of the Guiana Shield(Venezuela: Amazonas, Bolivar,Delta Amacuro; Guyana, Surinam, French Guiana). Dept. of Botany,National Museum of Natural History.

Smithsonian Institution, V. Funk, T. Hollowell, P. Berry, C. Kelloff, and S. N. Alexander. Checklist of the Plants of the Guiana Shield(Venezuela: Amazonas, Bolivar,Delta Amacuro; Guyana, Surinam, French Guiana). Washington D.C.: Dept. of Botany,National Museum of Natural History, 2007.

Smithsonian Institution, et al. Checklist of the Plants of the Guiana Shield(Venezuela: Amazonas, Bolivar,Delta Amacuro; Guyana, Surinam, French Guiana). Dept. of Botany,National Museum of Natural History, 2007.