Included here is Cocos Island situated in the central eastern Pacific about 523 km southwest of Costa Rica. It is the largest uninhabited island in the World with a surface area of 46.6 square kms.
Of the endemic and near endemic vascular plants so far recorded there are about 18 species in 17 genera and 15 families but there is reported to be 70 so further information is required. Rooseveltia? There are no endemic families but Humiriaceae is exclusively neotropic except for one species found in tropical West Africa.
Fosberg, F. R. & Klawe, W. L. 1966. Preliminary list of plants from Cocos Island. In: The Galápagos. Proceedings of the Symposia of the Galápagos International Scientific Project. Ed. R. I. Bowman. University of California Press.
Fournier, L. A. 1966. Botany of Cocos Island, Costa Rica. In: The Galápagos. Proceedings of the Symposia of the Galápagos International Scientific Project. Ed. R. I. Bowman. University of California Press.
Gómez, L. D. P. 1975. The Ferns and Fern-Allies of Cocos Island, Costa Rica. American Fern Journal, 65: 102-104.
Hertlein, L. G. 1963. Contribution to the biogeography of Cocos Island, including a bibliography. Proceedings of the California Academy of Sciences. Fourth Series. G. Dallas Anniversary Volume, 32: 219-289.Mueller-Dombois, D. & Fosberg, F. R. 1998. Vegetation of the Tropical Pacific Islands. Springer.