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Terrestrial herb, slender, geophyte, 0.25-0.50 m high; with root tubers. Leaves 3-8, cauline, erect, lanceolate, imbricate. Inflorescence a lax, raceme; flowers 10-30, pale violet to blue. Sepals 7-9 mm long, median sepal shallowly galeate; spur conical, 3 mm long, laterally flattened, erect. Lip oblong with yellow apex. Flowering time Sept.-Nov.
Petals erect, 3.5–4.5 mm long, obliquely oblong, truncate or rounded, with a 1–2 mm high basal anticuous lobe flanking the anther.
Rostellum erect, fused to the petals by keels almost as tall as the lateral lobes, c. 2 mm tall, central lobe obsolete.
Leaves lax to imbricate, 3–8, lower leaves to 12 cm long, upper leaves to 1.5 cm long, lanceolate, acute.
Dorsal sepal erect, rotund, rounded, forming a galea 7–9 mm tall, 5.5–9 mm wide and c. 3 mm deep.
Lip 3.5–4.5 mm long, oblong, rounded, with two side lobes at the base curved up over the stigma.
Flowers borne horizontally, pale violet, blue or mauve, the lip with a yellow apex.
Lateral sepals 7–9 mm long, oblong to obovate, acute to rounded, patent.
Erect terrestrial herb, 25–50 cm tall, slender, perennating by tubers.
Spur c. 3 mm long, conical, subacute, laterally flattened, straight.
Floral bracts narrowly ovate, acuminate, about as long as ovary.
Stigma flat, tripulvinate, almost square, shortly stipitate.
Inflorescence lax, 7–18 cm long, 10–30-flowered.
Ovary twisted, 10–13 mm long.
Anther to 2 mm long.
