Flowers pink to mauve, fading to whitish in the throat, the lower 3 tepals each cream-coloured in the lower half; perianth tube c. 10 mm long, obliquely funnel-shaped, curving outwards near the apex; tepals unequal, the upper 3 larger than the rest, 22–26 × c. 12 mm (often less when dry), the uppermost inclined over the stamens, lanceolate, the lower 3 inclined toward the ground, the lower lateral tepals c. 18 mm long.
Spike 6–12-flowered, flexed below the first flower and inclined toward the ground; bracts green or flushed purple, becoming dry after flowering, (20)25–35(45) mm long, lanceolate, the inner slightly shorter than the outer.
Style arching behind the filaments, usually dividing at or beyond the anther apices; style branches c. 4 mm long, extending beyond the anthers, expanded above.
A herb that keeps growing from year to year. It has grass like stems 45-75 cm tall. It has underground corms. The corms are 15 mm across.
Corms c. 15 mm in diameter; tunics of papery to finely fibrous layers.
Filaments 10–12 mm long, exserted 4–5 mm; anthers 7–8(10) mm long.
Capsules 15–20 mm long, obovoid-ellipsoid.
Stem simple or 1(2)-branched.
Plants 45–75 cm high.