Herbs perennial, cespitose, ca. 45 cm tall. Stem simple, brown crisped glandular villous. Basal leaves sometimes caducous, broadly ovate to elliptic, ca. 4 × 3 cm, base cordate, truncate, or cuneate, tapered into a petiole. Cauline leaves 4-8, abruptly smaller distally on stem; petiole of median leaves 0.2-4 cm, sparsely brown crisped glandular villous; leaf blade ovate to elliptic, 2.0-3.4 × 1.8-2.4 cm, brown glandular hairy, glabrate adaxially, base rounded to cordate, margin eglandular villous, apex acute or acuminate; most distal leaf sessile, ovate to narrowly so, 1.5-2 cm × 3-7 mm, abaxially and marginally dark brown glandular hairy, adaxially glabrate. Inflorescence 7-8 cm, 5-20-flowered; branches usually 2-flowered; pedicels dark brown glandular hairy. Sepals reflexed, triangular-ovate, 5-6 × 2.8-3 mm, abaxially glabrous, veins 3-6, not confluent at apex, margin membranous, apex glandular ciliate, erose. Petals yellow, adaxially purple spotted, ovate or broadly so to elliptic, 3.8-7 × 2.6-4.9 mm, 8-callose, 3-veined, base contracted into a claw 0.3-1 mm, apex obtuse or acute. Stamens 5-5.5 mm; anthers purple. Ovary subsuperior, ovoid, 3.5-3.6 mm; styles 1.4-1.5 mm. Fl. Jul-Aug.
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