(pronounced: poh-mat-oh-KAL-pah)


Vandeae subtribe Aeridinae


Monopodial epiphytes or rarely lithophytes. Stems short and rooting at the base to elongate-viny rooting along the stem, with short to elongate internodes. Leaves alternate, distichous, leathery. Inflorescences racemes or panicles, the peduncles short to elongate, the floral bracts minute. Flowers green or yellow marked with brown. Sepals and petals free, spreading, subsimilar. Lip three-lobed, saccate, the lateral edges of the midlobe superposed on the lateral lobes of the lip, with an elongate, tongue-like callus on the backwall of the sac. Column short, stout; pollinia 4, on a common linear stipe and viscidium.


A genus of 35 species found throughout tropical Asia from India and southern China to Indonesia, the Philippines, New Guinea and Australia.

Care and Culture Card

See basic growing conditions and care information below.


Christenson, E. A. 1994. Sarcanthine genera 14: Pomatocalpa Breda. Amer. Orchid Soc. Bull. 63(10):1144-1147.

Gray, B. 1979. Pomatocalpa marsupiale (Orchidaceae), a new record for Australia. Muelleria 4:201-203.

Misra, S. 1989. Pomatocalpa decipiens: a new record for India. Orchid Rev. 97(1147):149-152.

Panda, P. C. and S. N. Patnaik 1986. Pomatocalpa decipiens (Lindl.) J. J. Smith (Orchidaceae), a new record for India. J. Econ. Tax. Bot. 8(2):475-476.