Schradera is a genus of flowering plants in the family Rubiaceae. It was described by Martin Vahl in 1797. The genus has a wide distribution area and is found from tropical America to the Malay Archipelago. It is the only genus in the tribe Schradereae.
Arachnothryx is a genus of flowering plants in the family Rubiaceae. It contains about 107 species. It is found from Mexico to Peru and in Trinidad.
Simira is a genus of plants in the family Rubiaceae. It contains the following species:
Remijia is a genus of flowering plants in the family Rubiaceae. Within the family, it is a member of the subfamily Cinchonoideae and the tribe Cinchoneae.
Chiococca is a genus of flowering plants in the family Rubiaceae. It currently holds 23 species that are native to Florida, Texas, Mexico, Central America, much of South America, the West Indies, and the islands of Galápagos and Fernando de Noronha.
Duroia is a genus of flowering plants in the family Rubiaceae. The genus is found from Costa Rica to tropical South America.
Alibertia is a genus of flowering plants in the family Rubiaceae. It is found in tropical America. They are dioecious trees or shrubs, with white flowers and indehiscent, often fleshy fruit.
Appunia is a genus of flowering plants in the family Rubiaceae. It was described by Joseph Dalton Hooker in 1873. The genus is found from southern Mexico, Central America, and northern South America.
Retiniphyllum is a genus of flowering plants in the family Rubiaceae and contains 20 species. It is the only genus in the tribe Retiniphylleae. The representatives are shrubs or small trees that grow in white sand soils in tropical South America. They are mainly distributed in the Guayana Region (Venezuela) but also occur in the Amazon Basin, the eastern Andes and central and eastern Brasil.
Chomelia is a genus of flowering plants in the family Rubiaceae. It is native to Mexico, Central America, the West Indies, and much of South America as far south as Argentina.
Margaritopsis is a genus of flowering plants in the coffee family. The genus is found from Mexico to tropical America.
Chimarrhis is a genus of flowering plants in the family Rubiaceae. It has 15 recognized species, native to Central America, South America and the West Indies.
Notopleura is a genus of flowering plants in the family Rubiaceae, native to Central America, the Caribbean, and northern South America. They tend to be subshrubs, herbs and epiphytes.
Eumachia is a genus of flowering plant in the family Rubiaceae. Its species are native to tropical and subtropical regions worldwide. The genus was established by Augustin Pyramus de Candolle in 1830.
Stenostomum is a genus of flowering plant in the family Rubiaceae, native from southern Mexico to tropical South America. The genus was established by Karl Friedrich von Gaertner in 1806.
