Spondianthus is a genus of plant, in the family Phyllanthaceae and is the only genus comprised in the tribe Spondiantheae. It was first described as a genus in 1905.Engler, Heinrich Gustav Adolf. 1905. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 36: 215-216 descriptions in Latin, commentary in GermanTropicos, Spondianthus Engl. The genus contains only one recognized species, Spondianthus preussii, widespread across much of tropical Africa from Liberia to Mozambique.Kew World Checklist of Selected Plant Families
Subspecies Spondianthus preussii subsp. glaber (Engl.) J.Léonard & Nkounkou – from Nigeria to Tanzania south to Angola; also Guinea, Ivory Coast Spondianthus preussii subsp. preussii – from Liberia to Zaire
Formerly included moved to: Protomegabaria Spondianthus obovatus Engl. – Protomegabaria stapfiana (Beille) Hutch.
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