Perennial, geophytic herb, 550-1400 mm high. Stems sparsely branched. Leaves opposite, longer or shorter than internodes, blade 40-100 x 1-2 mm, glabrous. Inflorescence 1-7-flowered. Flowers: pedicels 1-5 mm long; corolla lobes 3-4 x 1-2 mm, replicate with apex curved inwards, brownish red to green, dorsal surface pilose with long hyaline hairs; ventral surface glabrous in centre, margins pilose with distinctly longer hairs at tip; corona yellowish, ventral process variable in shape, inflexed and folded laterally with lobed marginal wings. Pollinia 0.50-0.63 mm long, germination zone inconspicuous; corpusculum 0.2-0.3 mm long. Flowering time Oct.-Feb., May. Fruit 40-45 mm long, narrowly fusiform, apically elongated into a long beak, pubescent, without bristles.
A herb. It grows 36-60 cm tall. The stems have 2 broad lines of hairs. The leaves are 3 cm long by 1 cm wide.