Herb 1.5m high, rhizome dirty purple, strong and unlike small (Indonesia) Rhizomatous, perennial herb with leafy shoots up to 1.5m tall. Rhizome purplishinside and with a very pungent smell. Leaves elliptical, 35-40cm x 6-8cmInflorescence spiciform and on separate scape 25-40cm long; bracts obovate, 4cmlong, convex with incurved tips, bright red; bracteoles linear, 3cm long; spikeellipsoidal to cylindrical, 10-12cm x 4cm; calyx 2.3cm long, white; corolla 5.7cmlong, cream to yellow; labellum 5.5cm long, pale yellow with redbrown markings, orfaintly pink densely interspersed with large and small pale yellow spots; midlobealmost circular and 2cm in diameter. Fruit a red cylindrical capsule. (Malaysia)