Shrub. Leaves 6 by 2 1/4 in., narrowed at either end, obtuse, glabrous; petiole 1/4– 3/4 in. long. Spikes 3–7 by 1 in., several peduncled, often forming a terminal thyrsus, strobilate; bract 2/3 by 1/2 in., minutely pubescent, with a prominent scarious margin; bracteoles 1/3– 1/2 in. long, ovate. Sepals 5, nearly separate, subsimilar, 1/3 in. long, oblong-lanceolate, pubescent. Corolla 1 in. in total length, yellowish, purple-spotted, lips 2/3 in. long. One anther-cell slightly below the other, mucronate at the base; pollen ellipsoid, with two stopples, and rows of spots on the longitudinal smooth bands. Ovary and style-base shaggy. Capsule 3/4–1 in. long, pubescent, usually 4-seeded, lower 1/3 part a cylindric stalk; placentæ not rising elastically: seeds glabrous, rugose.