Ixoroideae

Burchellia is a monotypic genus of flowering plants in the family Rubiaceae. The genus contains only one species, viz. Burchellia bubalina, which is endemic to southern Africa: the Cape Provinces, KwaZulu-Natal and the Northern Provinces in South Africa, and Eswatini. It is commonly known as wild pomegranate (English) or wildegranaat (Afrikaans).

Ixoroideae is a subfamily of flowering plants in the family Rubiaceae and contains about 4000 species in 27 tribes.

Steenisia is a genus of flowering plants in the family Rubiaceae. The genus is endemic to the island of Borneo.

species of plant

Trailliaedoxa is a monotypic genus of flowering plants in the family Rubiaceae. The genus contains only one species, viz. Trailliaedoxa gracilis, which is endemic to south-central China. It is also the only species in the tribe Trailliaedoxeae.

Heinsenia is a monotypic genus of plants, shrubs or small trees growing in Africa. Its only species is Heinsenia diervilleoides. The Royal Botanic Gardens, Kew collected a specimen.

Scyphiphora is a monotypic genus of flowering plants in the family Rubiaceae. It is the only genus in the tribe Scyphiphoreae. The genus contains only one species, viz. Scyphiphora hydrophylacea, which has a large distribution range from India, to tropical Asia and the western Pacific. It is a shrub of about and is often found in mangrove forests or sandy beaches.