1、 Leaves

Ivy has pinnately compound leaves and three leaflets. The leaf is 21 to 39 cm long and the petiole is 7 to 16.5 cm long. The leaflets are paper or leathery. The terminal leaflets are oval, oblong or oval, 8 to 15 cm long and 3.5 to 6 cm wide. The apex of the leaves gradually becomes sharp and the base is slightly wedge-shaped

2、 Flowers

The raceme of ivy grows on the old stem, 10 to 36 cm long, with 3 flowers on each node, the pedicel is 1 to 2.5 cm long, with short bristles, and the calyx tube is wide cup-shaped, 8 to 12 mm long and 18 to 25 mm wide; The Corolla is dark purple, will become black after drying, grow about 6.5 cm, and the flag petal is 3.2 to 4 cm long, which is round