an annual herb, erect, glabrous or slightly puberulous, branched at the base or simple, 1–6 in. high, somewhat glossy; stem or branches scape-like, erect or ascending, leafy at the base, naked above or nearly so; leaves elliptical or obovate, obtuse, wedge-shaped at the base, petiolate, entire, repand or dentate, mostly radical or subradical, 1/4–1 1/4 in. long, 1/8– 3/5 in. broad; petioles 1/16– 3/4 in. long; upper leaves few or absent, narrow; flowers yellow, about 1/6– 3/16 in. long, numerous or several, racemose; racemes simple, subcapitate or oblong, short, or in fruit elongating, terminal, 1/4–3 in. long; pedicels rather short or the lower in fruit up to 2/5 in. long, alternate, bracteate at the base; bracts linear or subulate, 1/16– 1/6 in. long; calyx 1/10– 1/8 in. long in flower, 1/8– 1/6 in. long in fruit, 5-partite, ebracteolate; segments linear, obtuse, puberulous or papillose; corolla-tube rather slender, shortly or scarcely exceeding the calyx, nearly glabrous or papillose outside; lobes spreading, 1/12– 1/8 in. long, obovate or oblong, obtuse, cleft or retuse at the apex; mouth glabrous; stamens included; capsules ovoid, slightly compressed, glabrous, 1/8– 1/6 in. long. null