1、 Leaf difference

Leucaena leucocephala has two pinnately compound leaves with alternate leaves. The total petiole is 3 to 5 cm long and has 4 to 12 pairs of feathers. The leaflets are usually 10 to 30 pairs, linear or oblong, inclined upward, and the apex has a small pointed head and long ciliated hair

Mimosa stipules are lanceolate, 5 to 10 mm long, with bristles. The pinnae and leaflets will close and droop when touched. The pinnae are usually two pairs, arranged at the top of the total petiole in a finger shape. The leaflets are generally 10 to 20 pairs, linear and oblong, 8 to 13 mm long and 1.5 to 2.5 mm wide. The apex of the leaves is sharp and the edge has bristles

2、 Flower difference

The head of acacia is arranged into a conical inflorescence at the top of the branch. The flowers are pink, the calyx is tubular, about 3 mm long, the Corolla is about 8 mm long, and the lobes are triangular, 1.5 mm long

Mimosa head is round and spherical, about 1 cm in diameter, with long total pedicel, small flowers and light pink