(pronounced: kly-soh-MER-ee-ah)


Vandeae subtribe Aeridinae

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Miniature monopodial epiphytes rooting at the base. Stems short. Leaves alternate, distichous, strap-shaped, leathery or rigid-fleshy. Inflorescences axillary pendent short-pedunculate racemes, the peduncle and rachis pubescent, the floral bract conspicuous, as long or longer than the flower. Flowers pendent, cupped. Sepals and petals free, spreading. Lip three-lobed, saccate, sessile, with a large frontwall callus. Column very short, without wings or foot; pollinia 4, in two tightly appressed unequal pairs, on a common spatulate stipe and minute viscidium.


From the Greek kleisos, meaning closed, and meros, meaning part, referring to the lip which is occluded by a large frontwall callus.


A genus of two species from Myanmar to Malaya.

Care and Culture Card

See basic growing conditions and care information below.


Seidenfaden, G. 1988. Orchid genera in Thailand XIV. Fifty-nine vandoid genera. Opera Bot. 95:1-368.