Tuberolabium

Vandeae subtribe Aeridinae

Monopodial epiphytes. Stems short, branching at the base. Leaves alternate, distichous, oblong, fleshy-succulent. Inflorescences arching-pendent racemes, shortly pedunculate, the rachis fleshy. the pedicellate ovaries borne in small cavities in the rachis, the floral bracts minute. Flowers numerous, produced simultaneously, fleshy, fragrant, predominately white. Sepals and petals free, spreading. Lip obscurely three-lobed, saccate-spurred. Column short, without wings, +/- foot; pollinia 2, on a common stipe and viscidium.

From the Latin tuber, meaning tuber, and labium, meaning lip, referring to the saccate lip resembling a tuber.

A genus of six species from the islands of the Pacific Ocean. Tuberolabium, formerly included in a broadly defined Saccolabium, is very similar to Trachoma. Tuberolabium produce long-lasting flowers at one time while species of Trachoma produce flushes of

Christenson, E. A. 1992. Notes on Asiatic Orchids. Lindleyana 7(2):88-94; Christenson, E. A. 1999. Sarcanthine Genrea 25: Tuberolabium. Orchids 68(12):1218-1221; Wood, J. J. 1990. Notes on Trachoma, Tuberolabium and Parapteroceras (Orchidaceae). Nordic. J. Bot. 10:481-486; Yamamoto, Y. 1924. Genus novum Orchidacearum ex Formosa. Bot. Mag. (Tokyo) 38(456):209-212.