Perennial herb. Rhizome 4-7 mm. in diameter when dry; scales brown, scarious, appressed pilose on the lower half. Leafy stem borne laterally on the rhizome, erect, bearing a few reduced leaves and (3-)4 imbricate, cruciately-arranged normal leaves which lie flat on the ground. Lamina of normal leaves obovate, 8-19 × 8.5-16.5 cm., apex obtuse, with a broad cuneate base, glabrous above, appressed pubescent beneath, green with a pink margin. Inflorescence developing with the leaves or just before them, but flowering continued until leaves are almost fully developed, terminal in the centre of the leaf-rosette, 6-10-flowered, usually with only 1 flower open at a time; floral bracts delicate, elliptic, acute, ± 1.7 × 0.5 cm. Calyx spathaceous, delicate, 4.5-5 cm. long, glabrous. Corolla-tube 7-9 cm. long; petals narrowly elliptic, acuminate, 6-8 cm. long, pubescent near the apex, yellow; labellum large, delicate, yellow, 8-11 cm. long. Fertile stamen ligulate, petaloid, narrowed above the anthers; anthers 9-13 mm. long. Fruit subterranean, otherwise unknown. Seeds unknown.
HAB. Deciduous woodland and wooded grassland, often on rocky hillsides; 250-1700 m.
in E.J. 30: 279, t. 7-8 (1901) & in E.P. IV. 46: 421 (1904); Lock in K.B. 39: 841, map 1 (1984).