Bridgewater, S. 2010. “Flora of the Venezuelan Guayana. Volume 1. Introduction. Volume Editors: Paul E. Berry, Bruce K. Hoist & Kay Yatskievych. General Editors: Julian A. Steyermark, Paul E. Berry & Bruce K. Hoist. ”. Edinburgh Journal of Botany 54 (3): 355-56. https://doi.org/10.1017/S0960428600004182.