Petrocodon pulchriflorus Y.B. Lu & Q. Zhang
Petrocodon Hance Perennial herb. Rhizomes 5–8 cm long, 4–6 cm across. Leaves 4–8, basal, long petiolate; leaf blade herbaceous, ovate to broadly ovate, 4–11 cm long, 3–10 cm wide, obtuse at apex, cordate and symmetrical at base, with crenate margin; adaxial side...