''Ptychosperma'' is a genus of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the family Arecaceae. Most are native to Australia and/or

New Guinea New Guinea (; Hiri Motu: ''Niu Gini''; id, Papua, or , historically ) is the world's second-largest island with an area of . Located in Oceania in the southwestern Pacific Ocean, the island is separated from Australia by the wide Torr ...

, with a few in the

Solomon Islands Solomon Islands is an island country consisting of six major islands and over 900 smaller islands in Oceania, to the east of Papua New Guinea and north-west of Vanuatu. It has a land area of , and a population of approx. 700,000. Its capit ...

and in

Maluku Province Maluku is a province of Indonesia. It comprises the central and southern regions of the Maluku Islands. The main city and capital of Maluku province is Ambon on the small Ambon Island. The land area is 62,946 km2, and the total population ...

of eastern

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

. Some have been cultivated abroad as house or garden plants, and reportedly naturalized in certain regions ( Caribbean,

Polynesia Polynesia () "many" and νῆσος () "island"), to, Polinisia; mi, Porinihia; haw, Polenekia; fj, Polinisia; sm, Polenisia; rar, Porinetia; ty, Pōrīnetia; tvl, Polenisia; tkl, Polenihia (, ) is a subregion of Oceania, made up of ...

, Fiji,

Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...

).Kew World Checklist of Selected Plant Families
/ref>Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew.

Species

It contains the following species: * '' Ptychosperma ambiguum'' (Becc.) Becc. ex Martelli – western New Guinea * '' Ptychosperma buabe'' Essig – Papua New Guinea * '' Ptychosperma burretianum'' Essig – D'Entrecasteaux Islands * '' Ptychosperma caryotoides'' Ridl. – Papua New Guinea * '' Ptychosperma cuneatum'' (Burret) Burret – New Guinea * '' Ptychosperma elegans'' (R.Br.) Blume – Queensland; naturalized in Florida, Polynesia, Dominican Republic * '' Ptychosperma furcatum'' (Becc.) Becc. ex Martelli – Papua New Guinea * '' Ptychosperma gracile'' Labill. – Bismarck Archipelago * ''Ptychosperma halmaherense'' Heatubun – Maluku → '' Jailoloa halmaherensis'' * '' Ptychosperma hartmannii'' Becc. – New Guinea * '' Ptychosperma lauterbachii'' Becc. – Papua New Guinea * '' Ptychosperma lineare'' (Burret) Burret – Papua New Guinea * ''

Ptychosperma macarthurii ''Ptychosperma macarthurii'', commonly known as the Macarthur palm, is a species of tree in the palm family Arecaceae. Its native range is northern Cape York Peninsula in Queensland with a number of disjunct populations in the Northern Territ ...

'' (H.Wendl. ex H.J.Veitch) H.Wendl. ex Hook.f. – New Guinea, Queensland, Northern Territory * '' Ptychosperma macrocerum'' Becc. – New Guinea * '' Ptychosperma mambare'' (F.M.Bailey) Becc. ex Martelli – Papua New Guinea * '' Ptychosperma microcarpum'' (Burret) Burret – Papua New Guinea * '' Ptychosperma mooreanum'' Essig – New Guinea * '' Ptychosperma nicolai'' (Sander ex André) Burret – New Guinea * '' Ptychosperma praemorsum'' Becc. – New Guinea * '' Ptychosperma propinquum'' (Becc.) Becc. ex Martelli –

Aru Islands The Aru Islands Regency ( id, Kabupaten Kepulauan Aru) is a group of about 95 low-lying islands in the Maluku Islands of eastern Indonesia. It also forms a regency of Maluku Province, with a land area of . At the 2011 Census the Regency had a ...

Salawati Island Salawati is one of the four major islands in the Raja Ampat Islands in Southwest Papua (formerly West Papua), Indonesia. Its area is 1,623 km2. Salawati is separated from New Guinea to the southeast by the Sele Strait (a.k.a. Galowa Str ...

Kai Islands The Kai Islands (also Kei Islands) of Indonesia are a group of islands in the southeastern part of the Maluku Islands, located in the province of Maluku. The Moluccas have been known as the Spice Islands due to regionally specific plants such ...

* '' Ptychosperma pullenii'' Essig – Papua New Guinea * '' Ptychosperma ramosissimum'' Essig –

Louisiade Archipelago The Louisiade Archipelago is a string of ten larger volcanic islands frequently fringed by coral reefs, and 90 smaller coral islands in Papua New Guinea. It is located 200 km southeast of New Guinea, stretching over more than and spread ...

* '' Ptychosperma rosselense'' Essig – Papua New Guinea * '' Ptychosperma salomonense'' Burret – Papua New Guinea, Solomon Islands * '' Ptychosperma sanderianum'' Ridl. – Papua New Guinea * '' Ptychosperma schefferi'' Becc. ex Martelli – New Guinea * '' Ptychosperma streimannii'' Essig – Papua New Guinea * '' Ptychosperma tagulense'' Essig –

* '' Ptychosperma vestitum'' Essig – Papua New Guinea * '' Ptychosperma waitianum'' Essig – Papua New Guinea

References

Arecaceae genera Taxonomy articles created by Polbot {{palm-stub