''Trischidium'' 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 legume family,

Fabaceae Fabaceae () or Leguminosae,International Code of Nomen ...

. It includes five species of trees and shrubs native to northern

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...

. All species are native to Brazil, with one species ('' Trischidium molle'') extending to Bolivia, and another ('' T. alternum'') to Bolivia, Colombia, Guyana, and Peru. Two species are native to tropical non-inundated Amazonian rain forest, one to coastal forest, and two to seasonally-dry

cerrado The Cerrado () is a vast ecoregion of Tropics, tropical savanna in central Brazil, being present in the states of Goiás, Mato Grosso do Sul, Mato Grosso, Tocantins, Maranhão, Piauí, Bahia, Minas Gerais, São Paulo (state), São Paulo, Paraná ...

(savanna and woodland) and

caatinga Caatinga () is a type of semi-arid tropical vegetation, and an ecoregion characterized by this vegetation in interior northeastern Brazil. The name "Caatinga" comes from the Tupi word '' ka'atinga'', meaning "white forest" or "white vegetat ...

(thorny bushland). It belongs to the subfamily

Faboideae The Faboideae are a subfamily of the flowering plant family Fabaceae or Leguminosae. An acceptable alternative name for the subfamily is Papilionoideae, or Papilionaceae when this group of plants is treated as a family. This subfamily is widely ...

. It was recently reinstated after existing for some time as a

junior synonym In taxonomy, the scientific classification of living organisms, a synonym is an alternative scientific name for the accepted scientific name of a taxon. The botanical and zoological codes of nomenclature treat the concept of synonymy differently. ...

of ''

Bocoa ''Bocoa'' is a genus of flowering plants in the legume family, Fabaceae (Leguminosae). It belongs to the subfamily Faboideae (Papilionoideae). Several species in the genus were recently reclassified as '' Trischidium''. The genus is largely lim ...

''. It is closely related to the genera '' Ateleia'' and '' Cyathostegia''.

References

Swartzieae Taxa named by Edmond Tulasne Fabaceae genera Flora of Southern America {{Faboideae-stub