Perennial. Stems 20-60 cm high, stout, branched, glabrous. Basal leaves with long petioles and broadly ovate sheath, blade reniform, 4-15 cm wide, margin regularly, rather finely hooked or crenate, stem-leaves smaller, crenate or ± irregularly sharply dentate, sessile or with a short petiole. Flowers white, 1-2 or forming few-flowered corymbs; 25-60 mm in diameter. Sepals 5-6, petaloid, narrowly obovate, obovate-oblong or oblong-lanceolate. Stamens numerous. Number of carpels 5-15. Mature follicles ± erect, oblong, compressed, ± straight for its larger part or convex on both sides, especially ventrally, 8-10 cm long (including style). Style sharply separated from ovary, subulate, ovary rarely tapering into the short narrowly triangular style. Seeds black, rarely brown, 1.6-1.7 (-2.5) mm long, slightly asymmetrical.

Type: Kashmir, between Macaboe and Hyderabad, Jacquemont 275 (K).

Distribution: Pakistan & Kashmir.

Lower Taxa

• Caltha alba var. alba
• Caltha alba var. B.