The tree planted on Junmin Road in Zhanjiang is called Lobelia microphylla, and its aliases are Lobelia microphylla, African branch, umbrella tree and French bata. The plant height can reach 10 meter, its flowers are small and inconspicuous, with spikes, the trunk is round and straight, the branches are naturally layered around the trunk, and the layers are clearly and orderly spread horizontally around. The branches are soft, lobulated, loquat-shaped, with short villi, and are bare and soft after defoliation in winter.