Malaxis madagascariensis (Klinge) Summerh., Kew Bull. 8: 578 (1953 publ. 1954).
Microstylis madagascariensis Klinge, Trudy Imp. S.-Peterburgsk. Bot. Sada 17(1): 140 (1898).
Plants 20-30cm. tall; pseudobulbs connical; leaves 4-5, oval-lanceolate (6-9 x 2.4 cm.), acuminate, pleated-undulate, maculate, limbus longer than the petiole (sheath compressed). Scape thin, 4 angled; inflorescence elongated and many flowered; bracts lanceolate-linear, longer than the pedicel; flowers of a pretty violet. Sepals widely oblong, obtuse, the laterals 3 veined. Petals linear, shortly acute. Labellum trilobed, lobes obtuse, the median slightly larger, auricies from the base, longer than the lobes and completely surrounding the column. Column with obtuse auricles.