Pteroxygonum giraldii

About

Pteroxygonum giraldii is a species of flowering plant in the family Polygonaceae, endemic to the Chinese provinces of Gansu, Hebei, Henan, Hubei, Shaanxi, Shanxi, and Sichuan. It is found at altitudes of 600–2,000 m (2,000–6,600 ft). It grows to more than 3 m (10 ft) in height, with leaf blades triangular or triangular-ovate in shape, 4–7 cm (1.6–2.8 in) by 3–6 cm (1.2–2.4 in).

Summary from Wikipedia