Pteroxygonum giraldii

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 –. It grows to more than 3 m in height, with leaf blades triangular or triangular-ovate in shape, 4 - 7 cm by 3 - 6 cm.