Three Flowered Egret Orchid is a terrestrial orchid, up to
2 ft tall. Stem is stout, round, sheathed with leaf
bases. Leaves are 4-6, 2.5-7.5 cm long, ovate-lanceshaped, pointed, upper
leaves narrower and tapering, middle ones largest, margin pale green or
white. Flowers are large, white, scentless, shortly stalked, borne in groups
of 1-3 at branch-ends. Bracts are leafy, slightly longer than
ovary, raised blade like ridge on the dorsal side along the mid vein,
tapering. Sepals are white, nearly bequal; dorsal sepal almost round, 5-veined,
for about 4 mm attached to the column; lateral sepals oblong-ovate,
base oblique, about 9.5 mm attached to
the column; sepal tips folded slightly backwards. Petals are small, linear,
broader at the base, 1-nerved, curved upwards. Lip is flabelliform, about
3.2 cm long, 3-partite about the middle; lateral lobes hatchet-shaped,
about 3.4 x 2.1 cm, slightly toothed, base with two triangular calli,
mid-lobe shorter than the lateral lobes, pointed, linear-lanceshaped,
raised upwards along the length of the lip. Spur is longer than the ovary,
about 40 mm long, slender, straight, broader towards the later half
of the length but flattened and pointed near the tip, opening of spur
funnel-shaped. Column is
broad, about 1.1 x 0.8 cm, more or less square, ends of stigmatic lobes
convex. Ovary is about 2.8 cm long, ribbed; stalk about 2 mm long.
Three Flowered Egret Orchid is found in the Himalayas, from Kumaon to
Nepal, at altitudes of 400-1200 m. Flowering: August-September.
Identification credit: Pankaj Kumar
Photographed in Singhbhum, Jharkhand.
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The flower labeled Three Flowered Egret Orchid is ...