Undershrub with spreading, tomentose, branches; leaves simple, roundish ovate, subcordate, obtuse, pubescent on both surfaces, membranous, acute or acuminate, unequally toothed, whitish beneath; petiole 4-5 cm, hairy; stipules setaceous; peduncles axillary or terminal, usually 1- flowered; pedicels up to 1 cm; epicalyx-3, linear or cordate, persistent, often longer than calyx, recurved at edges; sepals-5, lanceolate, cuspidate, connate below, villous outside; petals-5, obovate, oblique, yellow, much exceeding the calyx; stamens 10, connate below into a very short tube, fertile stamens 5, alternating with 5-ligulate staminodes, anther cells parallel; ovary sessile, 5 celled, 1-many ovuled; styles-5, subulate, connate below; stigma- 5; capsule ovoid, shorter than calyx, villous, loculicidally dehiscent, 5-valved, many seeded; seeds, oblong, 4-sided, tubercled, albuminous.