Viguieranthus is a genus of flowering plants in the legume family, Fabaceae. It belongs to the mimosoid clade of the subfamily Caesalpinioideae. It includes 18 species of trees and shrubs native to Madagascar and the Comoro Islands. 17 species are endemic to Madagascar, and one also extends to the Comoros. Typical habitats are tropical lowland and submontane humid forest and seasonally-dry woodland, thicket, and scrubland.Viguieranthus alternans (Benth.) Villiers Viguieranthus ambongensis (R.Vig.) Villiers Viguieranthus brevipennatus Villiers Viguieranthus cylindricostachys Villiers Viguieranthus densinervus Villiers Viguieranthus glaber Villiers Viguieranthus glandulosus Villiers Viguieranthus kony (R.Vig.) Villiers Viguieranthus longiracemosus Villiers Viguieranthus megalophyllus (R.Vig.) Villiers Viguieranthus perrieri (R.Vig.) Villiers Viguieranthus pervillei (Drake) Villiers Viguieranthus scottianus (R.Vig.) Villiers Viguieranthus simulans (R.Vig.) Villiers Viguieranthus subauriculatus Villiers Viguieranthus umbilicus Villiers Viguieranthus unifoliolatus Villiers Viguieranthus variabilis Villiers