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Terrestrial slender herb with subterranean moniliformous rhizomes, 0.15-0.40 m high. Leaves, up to 400 mm long, just emerging to partly developed at anthesis. Inflorescence lax, 5-18-flowered. Flowers sepals dark reddish purple, petals pale pink to purple pink outside, darker inside, veins bluish, lip pale pink-purple with darker veins and margins, papillosa crests white to cream-coloured tipped purple. Median sepal 9-13 mm long, oblong. Lateral sepals similar. Petals spreading, subequal, united with gynostemium, often distorted. Lip 3-lobed, base united with gynostemium, side lobes distorted, crests with dentate, crenulate, thin lamellae; mentum absent; spur slender, 4-7 mm long. Gynostemium 4-7 mm long. Flowering time Aug.-Nov.
Rhizomatous geophyte to 73 cm. Leaves partly to fully developed at flowering, linear-lanceolate. Flowers few to many in a lax raceme, sepals purplish, petals white tinged pale pink to pale blue or yellow, lip crests pale pink to yellow, median sepal 8-18 mm long, lip crests of pubescent ridges and lamellae, spur slender, 1.4-8.9 mm long.
Flowers rather small, often self-pollinating; sepals plum-purple, yellow-green, green, greenish-brown or brown flushed with reddish-purple; petals lilac, white flushed with pink or purple, yellow or yellow-green; lip violet, yellow, yellowish-green or white flushed dull red-purple on edges; callus off-white, yellowish or greenish.
A herb. It grows in the soil. It grows 25-30 cm tall. It has an underground stem or rhizome. The leaves are simple and at the base. They are narrowly sword shaped. There are 3-18 flowers in a loose arrangement in stalks 15-45 cm long. The flower petals are pale red or purple. The fruit is an oblong capsule.
Inflorescence produced with leaves, laxly few-to many-flowered; peduncle 11–73 cm long, 2–3 mm in diameter, with 4–5 papery acuminate sheathing bracts, more than half the length of internodes, sometimes as long as or longer; rhachis 6–16 cm long; bracts spreading, lanceolate, acuminate, 9–18 mm long.
Lip 7.5–14 × 5–9 mm, 3-lobed; side lobes rounded in front; mid-lobe 3–7 × 3–5 mm, subcircular-oblong, obtuse; callus of 2 basal ridges and 4 lines of papillae on mid-lobe; spur 2–8.9 mm long, more or less incurved, cylindrical-clavate.
Dorsal sepal 9–16 × 3–4 mm, oblong-elliptic, apiculate, keeled on outer side; lateral sepals similar but oblique, 10–16 × 4–4.5 mm.
Perennating organs mostly subterranean, pseudobulbous, flattened-conical, in chains, 1.2–1.5 × 2 cm; roots 2 mm in diameter, white.
Leaves 5–6 in a fan, 5–73 cm × 3–9 mm, plicate, linear, acuminate, lowermost sheathing, well developed at flowering time.
Petals 8–14 × 3–5 mm, elliptic, obtuse or apiculate.
Column 4–7 mm long; foot 0–2 mm long.
Terrestrial herb, 26–75 cm tall.
Pedicel and ovary 10–14 mm long.
Fruit pendent, 18–20 mm long.
