Japan Flora: Glabrous herb about 6 cm. high; leaves few, cauline, lanceolate, long-acuminate, about 2 cm. long, 5 mm. wide; spikes 2-3; flowers 2-3, the bracts ovate, about 4 mm. long, 15 mm. wide, acuminate to acute; perianth-segments lanceolate, about 3.5 mm. long, 1 mm. wide, acuminate. July.