About Vachellia tortuosa (L.) Seigler & Ebinger
Vachellia tortuosa (L.) Seigler & Ebinger is a shrub to small tree that grows 1 to 2 metres (3.3 to 6.6 ft) tall. Its stipular spines may be fused at their bases. The leaves are compound, with 4 to 8 pairs of segments and 15 to 20 pairs of leaflets, and have an elliptic petiolar gland. This species produces yellow flowers with numerous stamens. Its fruit is slender, moniliform, and slightly curved.