Sparsely hairy. Stems cæspitose from a stout base, up to 12 in. long, branched, decumbent and rooting at the lower nodes; internodes up to 3 in. long but mostly short. Leaves 2 by 1–1 1/4 in., ovate, shortly acute, suddenly narrowed at the base, sessile. Peduncles solitary, few, scattered, exserted 0– 1/6 in. from the leaf-sheaths. Spathes 1/2– 2/3 by 1 in., hardly acute, minutely pubescent or glabrate; margins very shortly connate at the base. Petals blue when dry. Capsule 1/5 in. long, quadrate, compressed, 2-seeded. Seeds nearly 1/6 in. long, ellipsoid, smooth.