Large Dendrobium is a small sized, tree-dwelling or
rock-dwelling orchid with very stout, obliquely ellipsoidal, grooved
pseudobulbs with 2 broadly elliptic-oblong, blunt, notched at the tip,
stalkless or shortly stalked leaves. The plant blooms on an apical,
short, racemose, 1 to few flowered inflorescence subtended by a basal
bract, with powerfully fragrant, heavy textured, longlasting flowers.
Flowers are spreading, yellowish green, spotted with deep brown, large;
flower-stalk and ovary 4.5-5 cm. Dorsal sepal is lanceshaped, 4.5-6.5
cm x about 8 mm, pointed; lateral sepals sickle shaped-lanceshaped,
about 4.5 x 1.1-1.5 cm, pointed-tapering. Petals are lanceshaped, about
14 x 6 mm, pointed-tapering. Lip is pandurate in outline, about 2.6 cm,
3-lobed; lateral lobes erect, small; mid-lobe almost rhombic, about 6
mm, about as wide as or slightly wider than disk and lateral lobes,
blunt and with a short sharp point. Large Dendrobium is found in
Central Himalaya to NE India to China, at altitudes of 1000-1900 m.
Flowering: October-November.
Identification credit: Jambey Tsering
Photographed in Sessa, West Kameng, Arunachal Pradesh.
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The flower labeled Large Dendrobium is ...