Petrocosmea sichuanensis Chun ex W.T. Wang
Petrocosmea Oliv. Petiole 0.3–2.5 cm, puberulent; leaf blade ovate tobroadly ovate, seldom elliptic, 4–17 × 4–12 mm,puberulent to densely puberulent, base cordate tobroadly cuneate, sometimes peltate, margin crenulate tosubentire, apex broadly acute to obtuse; lateral Cymes 1-flowered; peduncle 2.2–5 cm,puberulent; bracts...