Page:Curtis's Botanical Magazine, Volume 58 (1831).djvu/151

 form a helmet, very convex, gibbous at the base, acuminate at the extremity, greenish-white, striated. Lower segment (of two combined segments) small in proportion to the rest of the flower, green, with two lanceolato-subulate lacinæ. Labellum linear-attenuated, downy, rather thickened and obtuse at the extremity. Column green, with two broad, white wings towards the extremity. Germen clavate, furrowed.