Prasoxylon

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.[2]

Prasoxylon
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Meliaceae
Subfamily: Melioideae
Genus: Prasoxylon
M.Roem. (1846)
Type species
Prasoxylon alliaceum
(Blume) M.Roem.[1]
Species[2]

7; see text

The genus was first named by Max Joseph Roemer in 1846.[2] Most of the species currently accepted were until recently included in genus Dysoxylum. A genetic study published in 2021 found that Dysoxylum is polyphyletic, and Prasoxylon was revived and re-circumscribed.[1]

Species

Seven species are accepted.[2]

  • Prasoxylon alliaceum (Blume) M.Roem. – Andaman Islands, Indochina, Malesia, Papuasia, and Queensland
  • Prasoxylon angustifolium (King) Mabb. – Peninsular Malaysia, Thailand, and Vietnam
  • Prasoxylon excelsum (Spreng.) Mabb. – Central Himlayas to southern China, Indochina, Malesia, Sri Lanka, and Papuasia
  • Prasoxylon hapalanthum (Harms) Holzmeyer & Mabb. – New Guinea
  • Prasoxylon hongkongense (Tutcher) Mabb. – southern China, Hainan, and Taiwan
  • Prasoxylon klanderi (F.Muell.) Mabb. & Holzmeyer – Queensland
  • Prasoxylon rigidum (Ridl.) Mabb. – Borneo, Sumatra, and Peninsular Malaysia

References
  1. Holzmeyer, L., Hauenschild, F., Mabberley, D.J. and Muellner-Riehl, A.N. (2021), Confirmed polyphyly, generic recircumscription and typification of Dysoxylum (Meliaceae), with revised disposition of currently accepted species. Taxon, 70: 1248-1272. https://doi.org/10.1002/tax.12591
  2. Prasoxylon M.Roem. Plants of the World Online. Retrieved 9 February 2024.
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