Hemiboea yongfuensis Z.P. Huang & Y.B. Lu
Hemiboea C.B. Clarke Perennial herb. Stems ascending, 10–46 cm long, 4–9mm in diameter, quadrilateral, covered with scattered purplish brown spots, unbranched, simple with 4–6 nodes, glabrous. Leaves opposite, 5–6 crowded at the apex of stem; petiole 0.3–1.5 cm long, 3–5mm in diameter, triangular,...