''Trigonostemon'' is a

plant Plants are predominantly photosynthetic eukaryotes of the kingdom Plantae. Historically, the plant kingdom encompassed all living things that were not animals, and included algae and fungi; however, all current definitions of Plantae exclud ...

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Euphorbiaceae Euphorbiaceae, the spurge family, is a large family of flowering plants. In English, they are also commonly called euphorbias, which is also the name of a genus in the family. Most spurges, such as ''Euphorbia paralias'', are herbs, but some, e ...

and the sole member of its

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English language, English is in the discipline of anthropology. This definition is contested, in p ...

(Trigonostemoneae). It was first described as a genus in 1826.Blume, Carl Ludwig von. 1826. Bijdragen tot de flora van Nederlandsch Indië 600
in LatinTropicos
/ref> It is native to

Southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical United Nations geoscheme for Asia#South-eastern Asia, south-eastern region of Asia, consistin ...

, southern

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

, the

Indian Subcontinent The Indian subcontinent is a list of the physiographic regions of the world, physiographical region in United Nations geoscheme for Asia#Southern Asia, Southern Asia. It is situated on the Indian Plate, projecting southwards into the Indian O ...

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , established_ ...

, and a few islands in the western

Pacific The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the continen ...

.Kew World Checklist of Selected Plant Families
/ref>Flora of China Vol. 11 Page 168, 272 三宝木属 san bao mu shu ''Trigonostemon'' Blume, Bijdr. 600. 1826.
/ref> Species ;formerly included moved to other genera (''

Cleidion ''Cleidion'' is a plant genus of the family Euphorbiaceae, first described in 1826. It is found in tropical and subtropical regions in Asia, Africa, Australia, Latin America, and various islands of the Pacific and Indian Oceans.Webster, G. L. & M ...

Croton

Dimorphocalyx ''Dimorphocalyx'' is a genus of plants under the family Euphorbiaceae first described as a genus in 1861. It is native to Southeast Asia, Hainan, India, Sri Lanka, New Guinea, and Queensland. ;Species ;Formerly included moved to '' Actephila ...

Omphalea ''Omphalea'' is a plant genus of the family Euphorbiaceae first described as a genus in 1759. It is native to tropical parts of the Americas, the West Indies, Asia, Australia, and Africa (including Madagascar). ''Omphalea'' has monoecious, apet ...

Paracroton Wetria )''

References

Euphorbiaceae genera Crotonoideae {{Euphorbiaceae-stub