Herbs perennial, 18-50 cm tall. Stem proximally brown crisped glandular villous, glabrous in median part, distally brown glandular pilose. Basal leaves usually deciduous at anthesis; petiole ca. 3.2 cm, abaxially and marginally sparsely brown glandular villous; leaf blade pandurate-elliptic to oblong, ca. 2.2 × 1.1 cm, abaxially and marginally brown glandular pilose, apex acute. Cauline leaves usually sessile; proximal ones oblong to pandurate, 1.6-6 × 0.8-2 cm, abaxially and marginally glandular pilose, base cordate, semiamplexicaul, apex rounded or acute; most distal leaf ovate to ovate-elliptic, ca. 2.7 × 1.5 cm, both surfaces glabrous, base cordate, amplexicaul, margin sparsely glandular ciliate, apex obtuse. Cyme corymbose, 2.5-7.3 cm, 2-12-flowered; bracts elliptic, ca. 7 × 2 mm, glandular ciliate at margin; pedicels 1-5 cm, shortly dark purple glandular hairy. Sepals erect to spreading, ovate-elliptic, 4.5-5.5 × 2.5-3 mm, abaxially shortly dark purple glandular hairy or glabrous, margin shortly dark purple glandular hairy, veins 5-7, confluent into a verruca at apex, apex obtuse. Petals yellow, obovate, 8-8.5 × 3.5-5.2 mm, 5-7-veined, base clawless, apex obtuse. Stamens 5.2-5.5 mm. Ovary subsuperior, ovoid, 2.7-3.6 mm; styles 1-1.3 mm. Capsule ca. 9 mm. Fl. and fr. Aug-Sep. 2n = 16.
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