''Acosmium'' is a
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...
genus of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...
s in the family
. Three species are currently recognized.
Most ''Acosmium'' species have been recently transferred to ''
Leptolobium
''Leptolobium'' is a small Neotropical genus of plants in the family Fabaceae, with ten species currently recognized. With the exception of ''Leptolobium panamense'', which occurs in tropical forests from northwestern South America to Mexico, al ...
'' and one species to the South American ''
Guianodendron
''Guianodendron praeclarum'' is a South American legume endemic to the Guiana Shield. It is the only member of the genus ''Guianodendron''. It has been segregated from ''Acosmium'' based on its unique combination of vegetative and floral traits, ...
'' while the genus ''Acosmium'' itself has been transferred from the tribe
Sophoreae
The tribe Sophoreae is one of the subdivisions of the plant family Fabaceae. Traditionally this tribe has been used as a wastebasket taxon to accommodate genera of Faboideae which exhibit actinomorphic, rather than zygomorphic floral symmetry and ...
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 ...
in a
monophyletic clade informally known as the ''Pterocarpus'' clade.
References
External links
Grupo de Pesquisas Sistemática e Morfologia de Angiospermas de Roraima -
Universidade Federal de Roraima,
Boa Vista, Roraima
Boa Vista (, literally ''Good View''; figuratively "Fairview") is the capital of the Brazilian state of Roraima. Situated on the western bank of the Branco River, the city lies from Brazil's border with Venezuela. It is the only Brazilian stat ...
,
Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
.
Dalbergieae
Fabaceae genera
{{Dalbergieae-stub