Plant: Annual branching forb to 60 cm Leaves: leaves alternate, linear-lanceolate, 1-2 cm long, flat, glabrous to short-soft-hairy, 3-5-veined below middle INFLORESCENCE: solitary or in clusters; bracts leaf-like Flowers: flowers perfect, 1mm, axillary, sessile; perianth in fruit with 5 wedge-shaped wings; calyx lobes 5, short-hairy, incurved, keeled, with tubercles or wings < 1 mm, < 1 mm wide in fruit Fruit: utricle, ± compressed-spheric; Seed 1, horizontal Misc: Disturbed places, fields, roadsides; < 1500 m.; Aug-Oct