Caryodendron is a plant genus of the family Euphorbiaceae first described as a genus in 1860. The genus includes C. orinocense, known as the Inchi tree or Tacay nut. It is native to Central America and South America.
- Caryodendron amazonicumDucke - Amazonas in Brazil
- Caryodendron angustifoliumStandl. - Costa Rica, Panama, Colombia
- Caryodendron janeirenseMüll.Arg. - Rio de Janeiro
- Caryodendron orinocenseH.Karst - Colombia, Venezuela, Ecuador
Chiropetalum is a plant genus of the family Euphorbiaceae first described as a genus in 1832. It is widespread across relatively dry regions of North and South America from Texas to Uruguay.
Angostylis is a genus of flowering plants in the family Euphorbiaceae, first described in 1854. The genus is native to northern South America.
Glycydendron is a genus of plants, under the family Euphorbiaceae first described as a genus in 1922. It is native to South America.
- Glycydendron amazonicumDucke - French Guinea, Suriname, Guyana, Ecuador, Peru, Bolivia, northwestern Brazil, possibly Colombia
- Glycydendron espiritosantenseKuhlm, - State of Espirito Santo in Brazil
Joannesia is a genus of plants in the family Euphorbiaceae, first described as a genus in 1798. The entire genus is endemic to Brazil.
Micrandropsis is a plant genus of the family Euphorbiaceae first described as a genus in 1973. It contains only one known species, Micrandropsis scleroxylon, endemic to the State of Amazonas in northwestern Brazil.
Actinostemon is a plant genus of the family Euphorbiaceae first described as a genus in 1841. It is native to South America, Central America, and the West Indies.
Colliguaja is a plant genus of the family Euphorbiaceae first described as a genus in 1782. It is native to South America.
- Colliguaja brasillensisKlotzsch ex Baill. - Paraguay, S Brazil, Uruguay
- Colliguaja dombeyanaA.Juss. - S Chile
- Colliguaja integerrimaGillies & Hook. - S Chile, W Argentina
- Colliguaja odoriferaMolina - N & C Chile
- Colliguaja salicifoliaGillies & Hook. - C Chile
Algernonia is a plant genus of the family Euphorbiaceae first described as a genus in 1858. It is native to Peru and Brazil.
Cottendorfia is a genus of plants in the family Bromeliaceae. The genus name is for Johann Georg Freiherr Cotta von Cottendorf, German patron of the sciences (1796-1863).
Disteganthus is a genus of plants in the family Bromeliaceae, subfamily Bromelioideae. The genus name is from the Greek “dis” (two), “steg” (covering), and “anthos” (flower). They are considered a primitive genus among bromeliads and are only found in terrestrial environments. Distenganthus has three known species, native to northeastern South America.
Mangonia is a genus of flowering plants in the family Araceae. The genus contains only two known species native to southern Brazil and Uruguay.
- Mangonia tweedieanaSchott. - Rio Grande do Sul, Uruguay
- Mangonia uruguaya(Hicken) Bogner - Cerro Largo in Uruguay
Alomiella is a genus of flowering plants in the daisy family, Asteraceae, described as a genus in 1972.
Dissothrix is a genus of flowering plants in the daisy family, Asteraceae.
Albertinia is a genus of flowering plants in the daisy family described as a genus in 1820.
Bixa is a genus of plants in the family Bixaceae. It is native to Mexico, Central America, Caribbean, and South America, and naturalized in other places.
Herreria is a genus of flowering plants native to South America. In the APG III classification system, the genus is placed in the family Asparagaceae, subfamily Agavoideae.
- Herreria bonplandiiLecomte - Argentina, Paraguay, Uruguay
- Herreria cipoanaRavenna - Minas Gerais
- Herreria glazioviiLecomte - Bolivia, Brazil
- Herreria grandifloraGriseb. - Rio de Janeiro
- Herreria latifoliaWoodson - Minas Gerais, Bolivia
- Herreria montevidensisKlotzsch ex Griseb. in C.F.P.von Martius - Argentina, Paraguay, Uruguay, Bolivia
- Herreria salsaparilhaMart. - Brazil
- Herreria stellataRuiz & Pav. - Chile
Bradea is a genus of flowering plants in the family Rubiaceae. It was first described by Paul Carpenter Standley in 1932 and is named after the German botanist Alexander Curt Brade. All 6 species are endemic to Brazil, hence the name of the type species.
Hoehnea is a genus of plants in the family Lamiaceae, first described with this name in 1939. It is native to South America, primarily southern Brazil.
Bahiella is a genus of plants in the family Apocynaceae first described as a genus in 2006. The entire group is endemic to the State of Bahia in northeastern Brazil, the state after which the genus is named.
