Herbs, terrestrial, small. Pseudobulbs clustered, globose, somewhat flattened, ca. 1 cm in diam., ± enclosed by white membranous sheaths. Leaf 1; petiole short, not articulate; blade ovate or ovate-elliptic, 1-2 cm, membranous or herbaceous, base decurrent into petiole, apex acute or obtuse. Inflorescence 3-4 cm, 1-or 2-flowered; floral bracts triangular, very small. Flowers large, white, lip with purplish red veins; pedicel and ovary 6-10 mm. Sepals linear, ca. 1.2 × 3 mm, 3-veined. Petals filiform or narrowly linear, nearly as long as sepals, ca. 0.5 mm wide, 1-veined; lip orbicular or ovate-orbicular, ca. 1.2 cm, base slightly contracted, margin minutely ciliate, apex rounded or mucronate, with 2 rather thick longitudinal lamellae from base extending to above middle. Column arcuate, ca. 5 mm, base dilated. Fl. Apr.