Tabernaemontana is a genus of flowering plants in the family Apocynaceae. It has a pan-tropical distribution, found in Asia, Africa, Australia, North America, South America, and a wide assortment of oceanic islands. These plants are evergreen shrubs and small trees growing to 1–15 m tall. The leaves are opposite, 3–25 cm long, with milky sap; hence it is one of the diverse plant genera commonly called "milkwood". The flowers are fragrant, white, 1–5 cm in diameter.
Crotonogyne is a shrub of the spurge family (Euphorbiaceae) first described as a genus in 1864. It is native to western and central Africa.
Plagiostyles is a plant genus in the family Euphorbiaceae first described as a genus in 1897. It is native to tropical Africa.
- Plagiostyles africana(Müll.Arg.) Prain - Nigeria, Cameroon, Gabon, Cabinda Province, Angola, Equatorial Guinea, Republic of the Congo, Democratic Republic of the Congo
- Plagiostyles pinnatusWilld. - Gabon
Microcalamus is a genus of African plants in the grass family. The only known species is Microcalamus barbinodis, native to central Africa.
Costus is a group of perennial herbaceous plants in the family (Costaceae) described by Linnaeus as a genus in 1753. It was formerly known as Hellenia after the Finnish botanist Carl Niclas von Hellens. It is widespread through tropical and subtropical regions of Asia, Africa, and the Americas.
Synsepalum is a genus of trees and shrubs in the chicle family, Sapotaceae described as a genus in 1852.
Crateranthus is a genus of woody plant in the family Lecythidaceae, first described as a genus in 1913. It is native to tropical Africa.
Napoleonaea is a genus of woody plant in the family Lecythidaceae first described as a genus in 1804, the same year its namesake crowned himself Emperor of the French. The genus is native to Africa.
Calochone is a genus of flowering plants in the family Rubiaceae. The genus is found in Cameroon, Gabon, Cabinda Province, Republic of the Congo, and Democratic Republic of the Congo.
Hunteria is a genus of plants in the family Apocynaceae first described as a genus in 1824. It is native to Africa and to South and Southeast Asia.
- Hunteria ballayiHua - Central African Republic, Republic of Congo, Cameroon, Gabon
- Hunteria camerunensisK.Schum. ex Hallier f. - Republic of Congo, Cameroon, Gabon
- Hunteria congolanaPichon - Republic of Congo, Zaïre, Kenya
- Hunteria densifloraPichon - Zaïre
- Hunteria ghanensisJ.B.Hall & Leeuwenb. - Ivory Coast, Ghana
- Hunteria hexaloba(Pichon) Omino - Gabon
- Hunteria macrosiphonOmino - Republic of Congo, Gabon
- Hunteria myrianthaOmino - Zaïre
- Hunteria oxyanthaOmino - Republic of Congo, Zaïre, Gabon
- Hunteria simii(Stapf) H.Huber - Guinea, Ivory Coast, Liberia, Sierra Leone
- Hunteria umbellata(K.Schum) Hallier f. - W + C Africa from Senegal to Zaïre
- Hunteria zeylanica(Retz.) Gardner ex Thwaites - Somalia, Kenya, Tanzania, Mozambique, S China, India, Sri Lanka, Andaman & Nicobar Islands, Indochina, W Malaysia, Sumatra
Lecomtedoxa is a genus of plant in family Sapotaceae described as a genus in 1914.
Marantochloa is a genus of plant in family Marantaceae described as a genus in 1860. It is native to tropical Africa and to islands in the Indian Ocean.
Rhopalopilia is a genus of plants in the family Opiliaceae described as a genus in 1896.
Cercestis is a genus of flowering plants in the family Araceae. The species in this genus are all climbers and are endemic to Africa. At intervals along the stem they produce long leafless shoots called flagella. Many of the species in Cersestis show signs of fenestration.
Corynanthe is a genus of flowering plants in the family Rubiaceae. It currently contains three accepted species, native to Africa.
Cuviera is a genus of flowering plants in the family Rubiaceae native to tropical Africa. It was originally described by Augustin Pyramus de Candolle in 1807 and is named after the French naturalist Georges Cuvier.
Aulacocalyx is a genus of flowering plants in the family Rubiaceae. It is found in tropical Africa.
Craterispermum is a genus of flowering plants in the family Rubiaceae. It contains 16 species that occur in tropical Africa and Seychelles. It is the only genus in the tribe Craterispermeae, of which the divergence time is estimated at 34.8 million years ago.
Pleiocarpa is a genus of plant in the family Apocynaceae first described as a genus in 1876. It is native to tropical Africa from Senegal to Tanzania and south to Zimbabwe. As of August 2013 the World Checklist of Selected Plant Families recognises 6 species:
- Pleiocarpa bicarpellataStapf - Cabinda, Cameroon, Republic of Congo, Gabon, Zaire, Kenya
- Pleiocarpa brevistylaOmino - Gabon
- Pleiocarpa muticaBenth. - Ghana, Ivory Coast, Liberia, Sierra Leone, Nigeria, Cameroon, Gabon, Central African Republic, Republic of Congo
- Pleiocarpa picralimoides(Pichon) Omino - Cabinda, Republic of Congo, Gabon
- Pleiocarpa pycnantha(K.Schum) Stapf - widespread across most of tropical Africa
- Pleiocarpa rostrataBenth. - Nigeria, Cameroon, Gabon
- Pleiocarpa camerunensis(K.Schum. ex Hallier f.) Stapf = Hunteria camerunensisK.Schum. ex Hallier f.
- Pleiocarpa hockiiDe Wild. - Acokanthera oppositifolia(Lam.) Codd
- Pleiocarpa simii(Stapf) Stapf ex Hutch. & Dalziel = Hunteria simii(Stapf) H.Huber
Englerophytum is a group of trees in the family Sapotaceae described as a genus in 1914.
