Popowia is a genus of flowering plants in the family Annonaceae. There are about 50 species distributed in tropical Asia and Africa and in Oceania. These are shrubs and trees. The inflorescence is a solitary flower or a cluster of several. The small, bisexual flowers have six thick petals in two whorls; the petals are sometimes joined to form a cup shape. Species include: \n* Popowia beddomeana Hook.f. & Thomson \n* Popowia fusca King \n* Popowia pauciflora Maingay ex Hook.f. & Th. \n* Popowia perakensis King \n* Popowia pisocarpa \n* Popowia velutina King