Included here are the Gilbert Islands comprising sixteen atolls and coral islands in the Central Pacific. They form part of the larger island group of Micronesia.
Only one endemic plant species has been recorded - the grass Lepturus pilgerianus (Poaceae).
Costion, C. M. & Lorence, D. H. 2012. The Endemic Plants of Micronesia: A Geographical Checklist and Commentary. Micronesica, 43: 51-100.
Fosberg, F. R., Sachet, M. H. & Oliver, R. 1979. A Geographical Checklist of the Micronesian Dicotyledonae. Micronesica, 15: 41-295.
Fosberg, F. R. 1984. Phytogeographic comparison of Polynesia and Micronesia. In: Biogeography of the Tropical Pacific (Proceedings of a Symposium). Eds. F. J. Radovsky, P. H. Raven and H. Sohmer. Bishop Museum Special Publication No. 72.