Endemics in Family Order

Hemerocallidaceae
Dianella saffordiana

Myrtaceae
Eugenia bryanii

Orchidaceae
Bulbophyllum guamense

Phyllanthaceae
Glochidion marianum

Potamogetonaceae
Potamogeton marianensis

Pteridaceae
Ceratopterus gaudichaudii

Rubiaceae
Hedyotis megalantha
Psychotria andersonii
Psychotria malaspinae

Thelypteridaceae
Cyclosorus guamensis

Urticaceae
Elatostema stenophyllum


Endemics in Alphabetical Order

Bulbophyllum guamense
Ceratopterus gaudichaudii
Cyclosorus guamensis
Dianella saffordiana
Elatostema stenophyllum
Eugenia bryanii
Glochidion marianum
Hedyotis megalantha
Potamogeton marianensis
Psychotria andersonii
Psychotria malaspinae


Summary

Included here is the island of Guam located in the western Pacific. It is the southernmost and largest of the Mariana Islands and is also the largest island in Micronesia.

Of the endemic vascular plants so far recorded there are about 11 species in 10 genera and 9 families but no endemic genera. This list has recently been revised by Costion & Lorence (2012).

References

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.

Stone, B. C. 1970-71. The Flora of Guam. Micronesica, 6: 1-659.