Petrocosmea hexiensis S.Z.Zhang & Z.Y.Liu
Petrocosmea Oliv. Perennial rosette-forming herbs, with short rhizomes and crowded fibrous roots. Leaves 20 to 60 per plant, all basal, crowded, the inner leaves with short petioles, the outer leaves with longer petioles, petioles 0.5–3.5 cm long, densely pilose; leaf blades ovate-rhombic...