Omphalea is a plant genus of the family Euphorbiaceae first described as a genus in 1759. It is native to tropical parts of the Americas, the West Indies, Asia, Australia, and Africa.
Mareya is a plant genus of the family Euphorbiaceae, first described as a genus in 1860. It is native to tropical western and central Africa.
Seidelia is a plant genus of the family Euphorbiaceae first described as a genus in 1858. The genus is endemic to Southern Africa.
- Seidelia firmula(Prain) Pax & K.Hoffm - Namibia, Cape Province
- Seidelia triandra(E.Mey.) Pax - Namibia, Cape Province, Free State
Alchornea is a plant genus of the family Euphorbiaceae first described as a genus in 1788. It is widespread in tropical and subtropical regions of Africa, South Asia, Australia, Latin America, and various oceanic islands. Molecular phylogenetic analyses suggest that Bocquillonia from New Caledonia is nested in Alchornea.
Discoglypremna is a plant genus of the family Euphorbiaceae first described as a genus in 1911. It contains only one known species, Discoglypremna caloneura, native to tropical Africa.
Argomuellera is a genus of plant of the family Euphorbiaceae first described as a genus in 1894. It is native to sub-Saharan Africa, Madagascar, and the Comoros Islands.
Droceloncia is a genus of plant of the family Euphorbiaceae first described as a genus in 1959. It contains only one known species, Droceloncia rigidifolia, native to Madagascar and to the nearby island of Mayotte.
Pycnocoma is a genus of plant of the family Euphorbiaceae first described as a genus in 1849. It is native to tropical Africa and Madagascar.
Adenocline is a genus of plants, under the family Euphorbiaceae first described as a genus in 1843. It is native to southern Africa.
- Adenocline acuta(Thunb.) Baill. - Malawi, Zimbabwe, Cape Province
- Adenocline paucifloraTurcz. - KwaZulu-Natal, Cape Province
- Adenocline violifolia(Kunze) Prain - Cape Province
Crotonogyne is a shrub of the spurge family (Euphorbiaceae) first described as a genus in 1864. It is native to western and central Africa. It is dioecious.
Cyrtogonone is a genus of shrubs or trees of the spurge family (Euphorbiaceae), first described as a genus in 1911. It contains only one known species, Cyrtogonone argentea, native to tropical central Africa. It is dioecious.
Grossera is a plant genus of the family Euphorbiaceae first described as a genus in 1903. It is native to Madagascar and to mainland tropical Africa. It is dioecious.
- Grossera angustifoliaBarbera&Riina - Equatorial Guinea
- Grossera elongataHutch. - Príncipe
- Grossera glomeratospicataJ.Léonard - East Congo
- Grossera macranthaPax - East Congo, West Congo, Cameroon, Central African Rep.
- Grossera majorPax - Cameroon
- Grossera multinervisJ.Léonard - East Congo, São Tomé
- Grossera paniculataPax - West Congo, Cameroon, Gabon
- Grossera perrieriLeandri - Madagascar
- Grossera vigneiHoyle - Ivory Coast, Ghana, West Congo
Neoboutonia is a plant genus of the family Euphorbiaceae first described as a genus in 1864. It is the only genus in subtribe Neoboutoniinae, and native to tropical Africa. It is dioecious.
- Neoboutonia macrocalyx Pax - Burundi, Cameroon, Rwanda, Zaire, Kenya, Tanzania, Uganda, Malawi, Zambia, Zimbabwe
- Neoboutonia manniiBenth. & Hook.f. - tropical Africa from Liberia to Mozambique
- Neoboutonia melleri(Müll.Arg.) Prain - tropical Africa from Nigeria to Mozambique
Suregada is a plant genus of the family Euphorbiaceae, first described as a genus in 1803. It is native to tropical and subtropical regions of Africa, the Indian Subcontinent, China, Southeast Asia, Australia, and certain oceanic islands.
Sclerocroton is a plant genus of the family Euphorbiaceae first described as a genus in 1845. There a total of 6 known species in this genus; 5 species in continental Africa and a single species in Madagascar.
- Sclerocroton carterianus(J.Léonard) Kruijt & Roebers - Liberia, Ivory Coast, Sierra Leone
- Sclerocroton cornutus(Pax) Kruijt & Roebers - C + SC Africa from Cameroon to Zimbabwe plus Ivory Coast
- Sclerocroton integerrimusHochst. - C + S Africa from Zaire to KawZulu-Natal, plus Guinea
- Sclerocroton melanostictus(Baill.) Kruijt & Roebers - Madagascar
- Sclerocroton oblongifolius(Müll.Arg.) Kruijt & Roebers - Zaire, Angola, Zambia, Zimbabwe
- Sclerocroton schmitzii(J.Léonard) Kruijt & Roebers - Zaire, Rwanda, Burundi, Zambia, Zimbabwe
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
Hamilcoa is a plant genus in the family Euphorbiaceae first described as a genus in 1912. It contains only one known species, Hamilcoa zenkeri, native to Nigeria and Cameroon.
Aristogeitonia is a plant genus in the family Picrodendraceae, described as a genus in 1908. It is native to Africa and Madagascar.
- Aristogeitonia gabonica - Gabon
- Aristogeitonia limoniifolia - Angola
- Aristogeitonia lophirifolia - Madagascar
- Aristogeitonia magnistipula - Tanzania
- Aristogeitonia monophylla - Tanzania, Kenya
- Aristogeitonia perrieri - Madagascar
- Aristogeitonia uapacifolia - Toliara Province
Stachyandra is a plant genus in the family Picrodendraceae first described as a genus in 1990.
Protomegabaria is a genus of flowering plant belonging to the family Phyllanthaceae first described as a genus in 1911. It is native to western and central Africa. It is dioecious, with male and female flowers on separate plants.
- Protomegabaria macrophylla(Pax) Hutch. - Nigeria, Cameroon, Republic of the Congo, Gabon, Gulf of Guinea Islands
- Protomegabaria meiocarpaJ.Léonard - Gabon, Democratic Republic of the Congo
- Protomegabaria stapfiana(Beille) Hutch. - West Africa
