Petrocodon lui (Yan Liu & W.B.Xu) A.Weber & Mich.Möller
Petrocodon Hance Herb sperenn ial. Rh izome subterete , 1 - 2 cm long, 0.4 - 0.8 cm across. Leaves 6 - 10 , basal,long petiolate; petiole 5 - 15 (20 ) cm long, puberulent; leaf blade papyraceous, ovate or broadly ovate...