Synonyms
Neoboutonia glabrescens Prain
Neoboutonia africana var. mannii (Benth.) Pax & K.Hoffm.
Neoboutonia africana var. glabrescens (Prain) Pax & K.Hoffm.
Neoboutonia diaguissensis Beille
Neoboutonia africana var. diaguissensis (Beille) Pax & K.Hoffm.