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Terrestrial herb, slender, grass-like, geophyte, 0.2-0.4 m high; root tubers present. Leaves: radical leaves 5-10, erect, hysteranthous, linear, thin and wiry, up to 300 mm long; cauline leaves lax, sheathing, 15-25 mm long. Inflorescence in lax racemes. Flowers 2-14, resupinate, pale blue to purple-blue, lip darker than sepals. Sepals: median sepal erect, galeate, ovate, 10-20 x 6-12 mm; spur cylindrical, rounded, 4-6 mm long; lateral sepals spreading, oblong, 10-18 mm long. Petals variable, with oblong to ovate basal anticous lobes, 1.0-2.5 mm in diam., rounded, limb strap-shaped, 8-13 mm long, apex deeply bifid to lacerate to acute. Lip horizontal, ovate, 10-25 mm long, deeply dissected. Flowering time Sept., Oct.
Herb, up to 0.4 m high. Leaves appearing after flowering, frequently overtopping the inflorescence, sheathing. Flowers: dorsal sepal galeate with a cylindrical, obtuse, horizontal spur, 4-6 mm long; petals with apex narrowly obtriangulate or obscurely bilobed; lip rather wide, reniform, ovate or spathulate, sometimes with a long stalk; lip margins deeply dissected, beardlike; perianth sky-blue to purple-blue; Sep.-Nov.
Terrestrial herb, up to 400 mm tall. Dorsal sepal galeate with a cylindrical, obtuse, horizontal spur, 4-6 mm long. Petals with apex narrowly obtriangulate or obscurely bilobed. Lip deeply dissected, beard-like. Flowers sky-blue to purple-blue.
An orchid.
