Posterior sepal 1.6 mm. long; wing sepals 2.5–3 x 1.8–2.5 mm., obliquely obovate to suborbicular, glabrous; anterior sepals 1.5 mm. long, connate.
Capsule 3 x 2 mm., oblong, glabrous, apical lobes pointed, marginal wing scarcely developed.
Upper petals 2.5 x 1.5 mm., obovate-spathulate; carina 3 x 1.5 mm., crest 1.5 mm. long.
Erect, annual herb, up to 100 cm. tall with glabrous, often almost leafless stems.
Seeds 4 x 2 mm., ellipsoid; caruncle 1.2 mm. long, appendages scarcely developed.
Leaves 5–25 x 0.3–0.8 mm., linear to filiform, glabrous, with needle-like tips.
Stamens 8.