Zanthoxylum thomasianum

Zanthoxylum thomasianum Zanthoxylum thomasianum Family: Rutaceae Description Zanthoxylum thomasianum is a small evergreen tree which reaches 20 feet in height. Its leaves are alternate and compound. Each of the 5 to 9 leaflets has 1 or 2 thorns at the base and 2 or 3 additional thorns in the central vein. It also has thorns [...]