Article · Wikipedia archive · Last revised Jun 18, 2026

Tritaxis (plant)

Tritaxis is a genus of plants under the family Euphorbiaceae first described as a genus in 1858. It is native to Southeast Asia, including parts of India, Sri Lanka, China Hainan, else into Philippines New Guinea, and Northern Australia (Queensland). Until recently, many species were listed under the genus Dimorphocalyx, first described as a genus several years later in 1861. Species

Last revised
Jun 18, 2026
Read time
≈ 1 min
Length
268 w
Citations
7
Source
Tritaxis
Tritaxis glabella
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Euphorbiaceae
Subfamily: Crotonoideae
Tribe: Codiaeae
Genus: Tritaxis
Baillon

Tritaxis is a genus of plants under the family Euphorbiaceae first described as a genus in 1858. It is native to Southeast Asia, including parts of India, Sri Lanka, China Hainan, else into Philippines New Guinea, and Northern Australia (Queensland).1 2 Until recently, many species were listed under the genus Dimorphocalyx, first described as a genus several years later in 1861.3 456

Species1
  1. Tritaxis australiensis - Lesser Sunda Is, Papua New Guinea, Australia: (Queensland)
  2. Tritaxis balakrishnanii - Andaman Islands
  3. Tritaxis beddomei - India
  4. Tritaxis cumingii - Philippines
  5. Tritaxis denticulata - Philippines, Malaysia (Sarawak), Indonesia: (Borneo)
  6. Tritaxis gaudichaudii - Vietnam
  7. Tritaxis glabella - India, Sri Lanka
  8. Tritaxis ixoroides - Philippines
  9. Tritaxis kurnoolensis - India (Andhra Pradesh)
  10. Tritaxis malayana - Thailand, Indonesia: (Borneo), Malaysia: (Sarawak), Philippines
  11. Tritaxis meeboldii - Myanmar
  12. Tritaxis moluccensis - Philippines
  13. Tritaxis muricata - Thailand, Indonesia: (Borneo, Sumatra)
  14. Tritaxis muricata - Malaysia: (Sarawak, Sabah), Philippines
  15. Tritaxis pauciflora - Thailand, Malaysia: (Borneo, Sumatra)
  16. Tritaxis poilanei - China (Hainan), Vietnam
  17. Tritaxis trichocarpa - Malaysia: (Borneo)
References

References

  1. Kew Plants of World Online
  2. Tropicos, Tritaxis Baill.
  3. Dimorphocalyx Thwaites, George Henry Kendrick. 1861. Enumeratio Plantarum Zeylaniae 278 descriptions in Latin, commentary in English
  4. Tropicos, Dimorphocalyx Thwaites
  5. Govaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.
  6. Flora of China Vol. 11 Page 272 异萼木属 yi e mu shu Dimorphocalyx Thwaites, Enum. Pl. Zeyl. 278. 1861