Polhillia is a genus of flowering plants in the family Fabaceae. It includes 11 species of shrubs and herbs native to the Cape Provinces of South Africa. They grow in Mediterranean-climate renosterveld (shrubland) and scrub-grassland, typically in heavy soils. The genus belongs to subfamily Faboideae.
Species Polhillia comprises the following species:Curtis OE, Stirton CH, & Muasya AM. 2013. A conservation and floristic assessment of poorly known species rich quartz-silcrete outcrops within Rûens Shale Renosterveld (Overberg, Western Cape), with taxonomic descriptions of five new species. South African Journal of Botany 87: 99–111. Polhillia brevicalyx (C.H.Stirt.) B.-E.van Wyk & A.L.Schutte Polhillia connata (Harv.) C.H.Stirt. Polhillia curtisiae C.H.Stirt. & Muasya Polhillia connatum (Harv.) C.H.Stirt. Polhillia fortunata Polhillia groenewaldii Polhillia ignota Boatwr. Polhillia involucrata (Thunb.) B.-E.van Wyk & A.L.Schutte Polhillia obsoleta (Harv.) B.-E.van Wyk Polhillia pallens C.H.Stirt. Polhillia stirtoniana Polhillia xairuensis
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