Petrocodon dealbatus Hance
Petrocodon Hance Petiole 2–4(–11) cm, short strigose; leaf elliptic, sometimes falcate, 5–13(–16) ×1.5–4(–6.8) cm, short strigose, margin nearly entire todentate, denticulate, or crenulate, apex acute toacuminate. Peduncle 4–11 cm, short strigose; bractslinear, 3–9 mm. Calyx segments linear, 2–5 × 0.2–0.3mm, outside...