Grossera
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.
;Species
- Grossera angustifolia Barbera&Riina - Equatorial Guinea
- Grossera elongata Hutch. - Príncipe
- Grossera glomeratospicata J.Léonard - East Congo
- Grossera macrantha Pax - East Congo, West Congo, Cameroon, Central African Rep.
- Grossera major Pax - Cameroon
- Grossera multinervis J.Léonard - East Congo, São Tomé
- Grossera paniculata Pax - West Congo, Cameroon, Gabon
- Grossera perrieri Leandri - Madagascar
- Grossera vignei Hoyle - Ivory Coast, Ghana, West Congo
moved to Cavacoa