Annuals or biennials. Stems 50-100 cm, branched apically, sparsely glandular pilose. Petiole of basal and lower stem leaves 3-8 mm; leaf blade pandurate, 5-8 cm; lobes 3-5, terminal lobe ovate, elliptic, or oblong, margin serrate distally, usually double serrate or lobed proximally. Other stem leaves short petiolate or sessile; leaf blade ovate, elliptic, or ovate-triangular. Raceme to 20 cm, simple or branched. Rachises, bracts, pedicels, and calyces glandular pilose. Flowers solitary at each node. Pedicel to 5 mm, elongating to 1 cm in fruit. Calyx 3-4.5 mm; lobes elliptic-oblong. Corolla yellow, ca. 1 cm in diam. Stamens 4, didynamous; filaments woolly; anthers reniform. Capsule ovoid, 6-7 mm longer than persistent calyx, glandular. Fl. and fr. Mar-Aug.
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