Calanthe pulchra

Calanthe pulchra is a species of orchid. It is found in Laos, Thailand, Borneo, Java, Malaysia, the Philippines and Sumatra in humid forests at elevations of 130 to 1700 meters. It is medium to large sized, hot to warm growing terrestrial with close set, small pseudobulbs enveloped by leaf sheaths and carrying 5 to 6, elliptic, acuminate, plicate, gradually narrowing below into the elongate petiolate base leaf that blooms in the spring on a 20 to 24" [50 to 60 cm] long, erect, densely 40 to 60 flowered, racemose inflorescence with large, lanceolate, acute, very concave floral bracts that fall before the odorless flowers open The small flower and hooked spur are diagnostic for this species....read more on Wikipedia.