Hymenostegia is a genus of flowering plants in the family Fabaceae. It includes 14 species native to west and west-central tropical Africa.

The genus is not well defined. Several species probably do not belong, and some have been moved to other genera.Mackinder, B. A., & Wieringa, J. (2013). Annea gen. nov.(Detarieae, Caesalpinioideae, Leguminosae): a home for two species long misplaced in Hymenostegia sensu lato. Phytotaxa, 142(1), 1-14.

Species 14 species are accepted: Hymenostegia aubrevillei Hymenostegia bakeriana Hymenostegia brachyura Hymenostegia elegans Hymenostegia felicis Hymenostegia floribunda Hymenostegia gracilipes Hymenostegia klainei Hymenostegia mundungu Hymenostegia neoaubrevillei Hymenostegia normandii Hymenostegia pellegrinii Hymenostegia robusta Hymenostegia talbotii Hymenostegia viridiflora Mackinder, B. A., & Wieringa, J. J. (2013). Hymenostegia viridiflora (Detarieae, Caesalpinioideae, Leguminosae), a new tree species from Cameroon. Blumea - Biodiversity, Evolution and Biogeography of Plants, 58(1), 13-17.

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