Perennial herb, ±glabrous; stock short; scapes ascending or erect, to 50 cm long. Leaves obovate to oblanceolate, dentate to lyrate; lamina 3-18 cm long, 1-4 cm wide. Bracteoles free, to 15 mm long. Adaxial sepal ovate, cordate at base, 4-8 mm long. Corolla 10-15 mm long, pubescent outside and inside, with small enations, yellow; wings almost to base of adaxial lobes, 1-2 mm wide. Ovary with septum 1/2 as long as locule; ovules 4-10; indusium broadly ovate, 1-2 mm wide. Capsule subglobular. Seeds orbicular to elliptic, 1-2.5 mm wide, punctate.