Plant 5-35 cm tall. Rhizome thick, with dense long and slender fibrous roots. Stem solitary or 2-3, glabrous to sparsely pubescent. Radical leaves suborbiculate, reniform or ovate, 2.5-7(-12) cm x 1.4-4(-10) cm, crenate, pilose; petiole 2.5-3(-7) cm, slender; cauline leaves similar but smaller, sessile. Flowers in compact corymbose heads or lax dichasial cymes. Upper bracts lanceolate to broadly lanceolate, c. 3 mm long. Stigma 2-fid. Achene glabrous, equal to or shorter than the bracts. |