Phyllarthron is a genus of flowering plants belonging to the family Bignoniaceae. Its native range is the Comoros and Madagascar.
The genus was first described by Augustin Pyramus de Candolle in 1839.
Species 20 species are accepted: Phyllarthron antongiliense Phyllarthron arenicola Phyllarthron articulatum Phyllarthron bernierianum Phyllarthron bilabiatum Phyllarthron bojerianum Phyllarthron cauliflorum Phyllarthron comorense Phyllarthron humblotianum Phyllarthron ilicifolium Phyllarthron laxinervium Phyllarthron longipedunculatum Phyllarthron megaphyllum Phyllarthron megapterum Phyllarthron multiflorum Phyllarthron nocturnum Phyllarthron sahamalazensis Phyllarthron suarezense Phyllarthron subumbellatum Phyllarthron vokoaninensis
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