''Prasoxylon'' is a genus of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

s in the family

Meliaceae Meliaceae, the mahogany family, is a flowering plant family of mostly trees and shrubs (and a few herbaceous plants, mangroves) in the order Sapindales. They are characterised by alternate, usually pinnate leaves without stipules, and by syncarp ...

. It includes seven species which range from Nepal and eastern India through

Indochina Mainland Southeast Asia (historically known as Indochina and the Indochinese Peninsula) is the continental portion of Southeast Asia. It lies east of the Indian subcontinent and south of Mainland China and is bordered by the Indian Ocean to th ...

to southern

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...

Malesia Malesia is a biogeographical region straddling the Equator and the boundaries of the Indomalayan and Australasian realms. It is a phytogeographical floristic region in the Paleotropical kingdom. It was first recognized as a distinct region ...

Sri Lanka Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka, also known historically as Ceylon, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian subcontinent, ...

Papuasia Papuasia is a Level 2 botanical region defined in the World Geographical Scheme for Recording Plant Distributions (WGSRPD). It lies in the southwestern Pacific Ocean, in the Melanesia ecoregion of Oceania and Tropical Asia. It comprises th ...

, and

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

. The genus was first named by

Max Joseph Roemer Max Joseph Roemer (1791, Munich – 1849) was a German botanist who worked in Weimar. Roemer served as ''Landrichter'' (country judge) in the Bavarian town of Aub before working as a private scientist in Würzburg. and is the taxonomic authority o ...

in 1846. Most of the species currently accepted were until recently included in genus ''

Dysoxylum ''Dysoxylum'' is a genus of rainforest trees and shrubs in the flowering plant family Meliaceae. About 34 species are recognised in the genus, distributed from India and southern China, through southeast Asia to New Guinea, Solomon Islands, and A ...

''. A genetic study published in 2021 found that ''Dysoxylum'' is

polyphyletic A polyphyletic group is an assemblage that includes organisms with mixed evolutionary origin but does not include their most recent common ancestor. The term is often applied to groups that share similar features known as Homoplasy, homoplasies ...

, and ''Prasoxylon'' was revived and re-circumscribed.

Species

Seven species are accepted. *'' Prasoxylon alliaceum'' – Andaman Islands, Indochina, Malesia, Papuasia, and Queensland *'' Prasoxylon angustifolium'' – Peninsular Malaysia, Thailand, and Vietnam *''

Prasoxylon excelsum ''Prasoxylon excelsum'' is a tree in the family Meliaceae. The specific epithet ' is from the Latin meaning 'tall'. Description The tree grows up to tall with a trunk diameter of up to . The sweetly scented flowers are cream-coloured or pinkish ...

'' – Central Himalayas to southern China, Indochina, Malesia, Sri Lanka, and Papuasia *''

Prasoxylon hapalanthum ''Prasoxylon'' is a genus of flowering plants in the family Meliaceae. It includes seven species which range from Nepal and eastern India through Indochina to southern China, Taiwan, Malesia, Sri Lanka, Papuasia, and Queensland. The genus was fi ...

'' – New Guinea *''

Prasoxylon hongkongense ''Prasoxylon'' is a genus of flowering plants in the family Meliaceae. It includes seven species which range from Nepal and eastern India through Indochina to southern China, Taiwan, Malesia, Sri Lanka, Papuasia, and Queensland. The genus was fi ...

'' – southern China, Hainan, and Taiwan *''

Prasoxylon klanderi ''Prasoxylon'' is a genus of flowering plants in the family Meliaceae. It includes seven species which range from Nepal and eastern India through Indochina to southern China, Taiwan, Malesia, Sri Lanka, Papuasia, and Queensland. The genus was fi ...

'' – Queensland *''

Prasoxylon rigidum ''Prasoxylon rigidum'' is a tree in the family Meliaceae. The specific epithet ' is from the Latin meaning 'rigid', likely referring to the leaflets. Description The tree grows up to tall with a trunk diameter of up to . The bark is reddish-gre ...

'' – Borneo, Sumatra, and Peninsular Malaysia

References

{{Taxonbar, from=Q87213201 Meliaceae genera Meliaceae