1、 Blade difference

The leaves of Forsythia suspensa are papery, broadly ovate, elliptic or nearly circular, with the tip and tail becoming acuminate or blunt. The base is unequal width wedge-shaped to nearly circular, with serrated edges, green glabrous above and light green pilose below

The leaves of Forsythia suspensa are ovate, broadly ovate or elliptic, ovate to elliptic, acute at the apex, round at the base and wedge-shaped at the end. Dark green above, yellowish green below, hairless on both sides

2、 The difference between flowers

The calyx of Forsythia suspensa is about 5mm, the lower part of the lobes is purple, oval, the Corolla is yellow, and the lobes are lanceolate. The flowering period is in May

The calyx of Forsythia suspensa is about 6-7 mm, the color is green, the lobes are oblong or oblong oval, the Corolla is also yellow, the lobes are obovate oblong or oblong, and the flowering period is from March to April every year