Petrocodon albinervius D.X. Nong & Y.S. Huang
Petrocodon Hance Perennial herbs, rhizomatous stem subterete, 1–3 cm long, 5–8 mm in diam. Leaves 5–7, basal; petiole 1.5–4 cm long, densely spreading white pubescent; leaf blade pale green with silvery veins, broadly ovate to suborbicular, 9–15 cm long, 6–10 cm wide,...