''Vataireopsis'' 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 Legumes are plants in the pea family Fabaceae (or Leguminosae), or the fruit or seeds of such plants. When used as a dry grain for human consumption, the seeds are also called pulses. Legumes are grown agriculturally, primarily for human consum ...

family,

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

. It includes four species of small to emergent trees, native to northern South America, ranging from Colombia, Venezuela, and the Guianas to Bolivia and southern Brazil. They grow in tropical lowland rain forest, in both the

Amazon Amazon most often refers to: * Amazon River, in South America * Amazon rainforest, a rainforest covering most of the Amazon basin * Amazon (company), an American multinational technology company * Amazons, a tribe of female warriors in Greek myth ...

and Atlantic Forest.''Vataireopsis'' Ducke.
''

Plants of the World Online Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew. History Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...

''. Retrieved 23 September 2023. 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 traditionally assigned to the tribe

Dalbergieae The tribe Dalbergieae is an early-branching clade within the flowering plant subfamily Faboideae (or Papilionaceae). Within that subfamily, it belongs to an unranked clade called the dalbergioids. It was recently revised to include many genera ...

, mainly on the basis of flower morphology; recent

molecular phylogenetic Molecular phylogenetics () is the branch of phylogeny that analyzes genetic, hereditary molecular differences, predominantly in DNA sequences, to gain information on an organism's evolutionary relationships. From these analyses, it is possible to ...

analyses assigned ''Vataireopsis'' into an informal, monophyletic clade called the "

vataireoids The vataireoids are an early-branching monophyly, monophyletic clade of the flowering plant subfamily Faboideae (or Papilionaceae) that are mostly found in northern South America, primarily Brazil. Description This clade is composed of four gene ...

References

Faboideae Fabaceae genera Flora of Southern America Taxa named by Adolpho Ducke {{Faboideae-stub