Glaucous annual herbs up to 60 cm high; completely glabrous or the lower few nodes of the stem puberulous. Leaves 2-10 cm long, filiform or linear, simple, somewhat fleshy. Racemes terminal, very lax. Pedicels slender, 4-6 mm long in flower; thick, reflexed, 6-9 mm long in fruit. Sepals 4-4.5 mm long, 1-1.3 mm broad, narrowly oblong, subpersistent; outer 2 cucullate; inner 2 saccate. Petals 4.5-6 mm long, 1-1.4 mm broad, lanceolate, acuminate, each with a large papillate appendage. Filaments 4.5-4.6 mm and 4.8-4.9 mm long, each of the short ones with a small appendage. Anthers 1-1.5 mm long. Ovary linear; ovules 44-56. Fruits 4-5.5 cm long, 1.4-1.9 mm broad, linear with straight margins; valves 1-nerved, bulged by the seeds; style 1.8-5 mm long, stoutly subulate. Seeds 1.3-1.6 mm in diameter, subcircular, narrowly margined.