Tainia Blume, Bijdr. (1825) 354
- Genus Ania Lindl., Gen. Sp. Orchid. Pl. (1831) 129
- Genus Ascotainia Ridl., Mat. Fl. Malay Penins. 1 (1907) 115
- Genus Mitopetalum Blume, Fl. Javae (1828) viii
- Genus Mischobulbum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1911) 98
Sympodial terrestrial plants with short to rather long rhizomes. Pseudobulbs consisting of one or a few internodes, one-leaved. Leaves not sheathing at the base, glabrous, plicate, not deciduous, often with a long petiole, convolute, thin-textured. Inflorescence arising on a specialized leafless shoot (heteranthous), or lateral from the base of the pseudobulb, a few- to many-flowered raceme. Flowers small to rather large, resupinate. Sepals free. Petals free, fairly similar to the sepals. Lip without or with a short spur, not mobile. Column-foot very short to rather long. Pollinia 8, solid, caudicles present, stipe and viscidium absent.
In New Guinea the genus Tainia contains the following 4 species: