List of endemic plants in the Mariana Islands

Micronesia is a biodiversity hotspot with an exceptionally high richness of endemic plant species, 10 times higher than that of Hawaii.

[1] However, the number of known Marianas endemics has greatly expanded since then with new discoveries, taxonomic revisions, and improvements in digitized databases.

An updated list of accepted species for a geographic area can be generated on the Plants of the World Online.

(synonym: Malaxis alamaganensis) Trongkon guåfi (Rota)[14] (synonym: Cyclosorus gretheri) The following list includes plants that are native to the Marianas but have a broader native range in Micronesia or the Pacific islands.

microcarpa)[9] (synonym: Capparis mariana) Anasser[9] Synonym: Polyscias grandifolia (synonym, Tristiropsis obtusangula)[156] Nanago[9] Aggag[9] The following list includes select species or variants that have previously been considered endemic to the Mariana Islands, and may still be listed as such in certain publications, but are not considered to be valid species according to the Plants of the World Online database.