Janusia is a genus of flowering plants in the family Malpighiaceae. It includes 11 species native to South America, from Brazil to Bolivia, Paraguay, Uruguay, and northern Argentina.
Species 11 species are accepted. Janusia christianeae Janusia diminuta Janusia guaranitica Janusia hexandra Janusia linearifolia Janusia longibracteolata Janusia mediterranea Janusia occhionii Janusia paraensis Janusia prancei Janusia schwannioides
Formerly placed here Schwannia anisandra (as Janusia anisandra )
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