Dendrobium denudans is native to Phalee viialge, Assam India, eastern Himalayas, Bhutan, Sikkim, Nepal and Thailand. In the Garhwal District in northwest India, these plants are found at heights of 1000-2000 m. usually grow at the bases of trees, where it is very humid and at the same time protected against too large fluctuations in temperature. In areas without trees, they can grow as lithophytes. It is a small sized, warm to cold growing epiphyte, which can reaching 8-30 cm in height, with cylindrical, yellow, 8-25 cm long stems covered by loose, funnel-shaped sheaths carrying thin-textured, lanceolate or oblong, 5-10 cm long leaves.
The Bare Dendrobium blooms in the late summer through fall on a pendant, 4 to 6" (10 to 15 cm) long, 10 to 15 flowered inflorescence arising from the nodes near the apex of the cane carrying spidery flowers. The flowers are 1.5-2.5 cm in diameter and are large considering the size of the plant. The long, slender petals of the outer and inner whorls are creamy-white and often tinted with green or yellow. They do not open completely. The lip is usually green, but it can be white or yellowish. It has wavy edges and reddish veins. The edges of the 3-bay lip are serrated and wavy.
