Epidendrum sigmoideum Hágsater 1999 GROUP Polychlamys SUBGROUP Polychlamys Drawing by © Hagsater and The Epidendra Website

Common Name The S-Shaped Epidendrum [refers to the position of the ovary and column]

Flower Size .8" [2 cm]

Found in Costa Rica in elfin cloud forests at elevations around 1550 meters as a small sized, cool growing, repent sympodial epiphyte with simple, cane-like, terete at the base, laterally compressed towards the apex, arising from the middle internode of the previous stem and carrying aggregate towards the apex of the stem, elliptic, obtuse, mucronate, coriaceous leaves that blooms in the spring on a terminal, erect, on a mature stem, occuring only once, racemose, distichous, peduncle with 1 to 2 basal bracts, rachis flexuous, unornamented, to .8" [2 cm] long, successively 2 to 3, 6 to 8 flowered inflorescence with ovate-elliptic, conduplicate, glumaceous, longer than the ovary, progressively shorter floral bracts and carrying short-lived, lustrous, concolor green flowers.

Easily distinguished from E barbae and others in the difforme group by the obovate petals, the bilobed lip, with the lobes subirbicular, apically emarginate and with the rest entire, ecallose, with a raised central, fleshy bump and a sigmooid ovary.


References W3 Tropicos, Kew Monocot list , IPNI ; *Icones Orchidacearum 3 Plate 381 Hagsater & Sanchez 1999 drawing fide; Manual de las Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003;