Uncaria is a genus of flowering plants in the family Rubiaceae. It has about 40 species. Their distribution is pantropical, with most species native to tropical Asia, three from Africa and the Mediterranean and two from the neotropics. They are known colloquially as gambier, cat's claw or uña de gato. The latter two names are shared with several other plants. The type species for the genus is Uncaria guianensis.
Fagraea is a genus of plants in the family Gentianaceae. It includes trees, shrubs, lianas, and epiphytes. They can be found in forests, swamps, and other habitat in Asia, Australia, and the Pacific Islands, with the center of diversity in Malesia.
Gaertnera is a genus of flowering plants in the family Rubiaceae. There are at least 85 species distributed across the Old World tropics from Africa to Asia.
Rothmannia is a genus of flowering plants in the family Rubiaceae. It was described in 1776 and is named for Göran Rothman (1739–1778) by Thunberg – both were pupils of Linnaeus.
Corynanthe is a genus of flowering plants in the family Rubiaceae.
Aulacocalyx is a genus of flowering plants in the family Rubiaceae. It is found in tropical Africa.
Batopedina is a genus of flowering plants in the family Rubiaceae. It was described by Bernard Verdcourt in 1953. The genus is found in Burkina Faso, Ghana, D.R.Congo, and Zambia.
Brenania is a genus of flowering plants in the family Rubiaceae. It is found from Nigeria to Cameroon, Gabon, Cabinda, Central African Republic, Congo, and D.R.Congo. The genus was described in 1958 and contained only the type species Brenania spathulifolia.
Mussaenda is a genus of flowering plants in the family Rubiaceae. They are native to the African and Asian tropics and subtropics. Several species are cultivated as ornamental plants.
Psychotria fernandopoensis is a species of flowering plant in the family Rubiaceae. It is endemic to Cameroon. Its natural habitat is subtropical or tropical moist lowland forests such as Cameroon, Gulf of Guinea. It is critically endangered, threatened by habitat loss.
Cowiea borneensis is a plant in the Rubiaceae family, native to north east Borneo.
Sabicea brasiliensis is a species of woodvine in the family Rubiaceae, and is native to Brazil, and also to Bolivia. There are no synonyms. Chemical compounds isolated from its roots have been shown to have significant anti-inflammatory effects.
Sipanea is a genus of flowering plants belonging to the family Rubiaceae.
Raritebe is a genus of flowering plants belonging to the family Rubiaceae.
Pteridocalyx is a genus of flowering plants belonging to the family Rubiaceae.
Neobertiera is a genus of flowering plants belonging to the family Rubiaceae.
Peripeplus is a genus of flowering plants belonging to the family Rubiaceae.
Phyllocrater is a genus of flowering plants belonging to the family Rubiaceae.
Pseudohamelia is a genus of flowering plants belonging to the family Rubiaceae.
