Perennial herb, geophyte, 0.08-0.25 m high; corm with soft, pale tunics; stem usually branching, elongate or barely produced above ground with branches clustered near base. Leaf 1, linear, canaliculate, trailing above. Spathes dry-membranous, outer slightly shorter. Inflorescence with pale to deep blue flowers; nectar guides cream-coloured; tepals lanceolate, outer 23-28 mm long, spreading horizontally or ± reflexed, inner 18-22 mm long, suberect. Stamens: filaments united for 1 mm, 5.0-5.5 mm long; anthers ± 5 mm long. Ovary with tubular beak; style branches 8-9 mm long. Flowering time Sept.-Nov.
Cormous geophyte, 8-25 cm. Leaf solitary, linear, channelled and trailing. Flowers large, pale blue, nectar guides cream-coloured, inner tepals erect.