List of endemic plants of Tonga
Tonga is an archipelago and island nation in the South Pacific. It is home to 30 endemic species and subspecies of vascular plants.[1][2]
Plants are listed alphabetically by plant family. Extinct and presumed extinct species are indicated with †.
Annonaceae
- Meiogyne amicorum (A.C.Sm.) B.Xue & R.M.K.Saunders
Arecaceae
- Pritchardia pacifica Seem. & H.Wendl. – Vava'u
Aspleniaceae
- Thelypteris macroptera (Copel.) C.F.Reed – 'Eua
Dennstaedtiaceae
- Dennstaedtia parksii Copel. ex Morton – Tongatapu and 'Eua
Goodeniaceae
- Scaevola porrecta A.C.Sm.
Lamiaceae
- Phyllostegia tongaensis H.St.John – 'Ata I.
Malvaceae
- Grewia amicorum Steud.
- Grewia populoides Burret
Meliaceae
- Aglaia heterotricha A.C.Sm. – 'Eua
- Didymocheton tongensis (A.C.Sm.) Holzmeyer & Hauenschild – 'Eua
Monimiaceae
- Hedycarya alternifolia Hemsl. – 'Eua
Orchidaceae
- Robiquetia tongaensis P.J.Cribb & Ormerod – Tongatapu and 'Eua
Pandanaceae
- Pandanus amicalis H.St.John
- Pandanus tongatapuensis H.St.John
- Pandanus vavauensis H.St.John
Phyllanthaceae
- Phyllanthus amicorum G.L.Webster
Pittosporaceae
- Pittosporum yunckeri A.C.Sm.
Plantaginaceae
- Plantago euana Hürl. – 'Eua
Podocarpaceae
- Podocarpus pallidus N.E.Gray – 'Eua, Vava'u
Rhamnaceae
Rubiaceae
- Atractocarpus crosbyi (Burkill) Puttock – Vava'u
- Ixora yunckeri A.C.Sm. – 'Eua
- Oldenlandia debilis G.Forst.
- Psychotria euaensis M.Hotta
- Psychotria kaoensis A.C.Sm. – Kao
Salicaceae
- Casearia buelowii Whistler – Vava'u
- Xylosma smithiana Fosberg – Tongatabu
Sapindaceae
- Arytera bifoliata Whistler
- Guioa lentiscifolia Cav.
Selaginellaceae
- Selaginella yunckeri Alston – Kao
References
- ^ Endemic plants of Tonga, World Checklist of Vascular Plants (WCVP) checklist builder. Royal Botanic Gardens, Kew. Retrieved 21 February 2025.
- ^ Brummitt, R. K. (2001). World Geographical Scheme for Recording Plant Distributions (PDF) (2nd ed.). International Working Group on Taxonomic Databases For Plant Sciences (TDWG). Archived from the original (PDF) on 2016-01-25. Retrieved 18 February 2025.