Petrocodon viridescens W.H. Chen, Mich. Möller & Y.M. Shui
Petrocodon Hance Perennial herbs. Leaves basal, leaf blade rounded, base obliquely cordate, 3–9.5 ×2.5–8.5 cm, 3–6-paired lateralveins and distinct abaxially, margin shallowly or deeply crenulate, apex rounded, hispid on both surfaces; petiole 3–10 cm long, hispid. Inflorescences cymes, with about 10...