Philippimalva Kuntze (1891): This monotypic genus (P. parviflora (Phil.) Kuntze) has now been sunk into Gaya., Tetraptera Phil. (1870): Tetraptera parviflora Phil. (1870) was transferred to Philippimalva parviflora by Kuntze (1891) as the generic name Tetraptera Miers (1847) was already in use in the family Burmanniaceae.
Erect herbs or sub shrubs. Flowers solitary in the leaf axils. Epicalyx absent. Calyx without costae. Corolla yellow. Styles 8-30. Fruits schizocarpic. Mericarps 8-30, inflated, thin-walled, single-seeded, single-celled. Endeglossum usually present, large pectinate, encircling the seed, seed pubescent.