Alleizettella rubra is a species of flowering plant in the family Rubiaceae. It is endemic to northern Vietnam.
Alseis lugonis is a species of flowering plant in the family Rubiaceae. It is endemic to Ecuador.
Bertiera pauloi is a species of flowering plant in the family Rubiaceae. It is endemic to Tanzania.
Afrocanthium keniense is a species of flowering plant in the family Rubiaceae. It is endemic to Kenya. It is threatened by habitat loss.
Afrocanthium kilifiense is a species of flowering plant in the family Rubiaceae. It is endemic to Kenya.
Afrocanthium pseudoverticillatum is a species of flowering plant in the family Rubiaceae. It is found from Somalia, Kenya, Tanzania and Mozambique.
Afrocanthium vollesenii is a species of flowering plant in the family Rubiaceae. It is endemic to Tanzania.
Glionnetia is a monotypic genus of flowering plants in the family Rubiaceae. The genus contains only one species, viz. Glionnetia sericea, which is endemic to Mahé and Silhouette Island in the Seychelles. The species thrives mainly on high ridges in the mountains and it does not seem to grow well at lower altitudes. Glionnetia sericea is a small flower with paniculate terminal inflorescences and it has capsules that are dispersed by wind.
Guettarda is a plant genus in the family Rubiaceae. Most of these plants are known by the common name Velvetseed. Estimates of the number of species range from about 50 to 162. Most of the species are neotropical. Twenty are found in New Caledonia and one reaches Australia. A few others are found on islands and in coastal areas of the Indian and Pacific Oceans.
Ixora foliosa is a species of flowering plant in the family Rubiaceae. It is found in western Cameroon and eastern Nigeria. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests. It is threatened by habitat loss.
Keetia bakossiorum is a species of flowering plant in the family Rubiaceae. It is endemic to Cameroon. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests. It is threatened by habitat loss.
Palicourea fuchsioides is a species of plant in the family Rubiaceae. It is endemic to Ecuador.
Pyrostria socotrana is a species of flowering plant in the family Rubiaceae. It is endemic to the Socotra archipelago, which is part of Yemen. Its natural habitat is subtropical or tropical dry forests.
Robynsia is a monotypic genus of flowering plants in the family Rubiaceae. It was described by John Hutchinson and was named after his friend and colleague Walter Robyns. The genus contains only one species, Robynsia glabrata, which is found in Ghana, Ivory Coast and Nigeria. The species is morphologically similar to the genus Cuviera but differs by having long, slender corolla tubes.
Schradera campii is a species of flowering plant in the family Rubiaceae. It is endemic to Ecuador.
Rondeletia is a genus of flowering plants in the family Rubiaceae. It is endemic to the Neotropics. There are around 160 species.
Plocama is a genus of flowering plants in the family Rubiaceae. It was described by William Aiton in 1789. It is distributed from the Canary Islands to northwestern India.
Plocama puberula is a species of flowering plant in the family Rubiaceae. It is endemic to the Socotra archipelago of Yemen. Its natural habitat is rocky areas.
Plocama thymoides is a species of flowering plant in the family Rubiaceae. It is endemic to the Socotra archipelago of Yemen, where it occurs in semi-deciduous woodland habitat. It is listed as an endangered species by the IUCN under the basionym Gaillonia thymoides.
Coffea racemosa, also known as racemosa coffee and Inhambane coffee, is a species of flowering plant in the family Rubiaceae. It has naturally low levels of caffeine, less than half of that found in Coffea arabica, and a quarter of that in Robusta coffee. It is endemic to the coastal forest belt between northern KwaZulu-Natal in South Africa and Zimbabwe, found in an area less than 150 km2 (58 sq mi) in size. It was widely cultivated by the Portuguese during the 1960-1970s in Mozambique, currently there are only two plantations at Ibo Island and in Hluhluwe, which remain.
