Alstonia angustifolia

Alstonia angustifolia is a species of plant in the Apocynaceae family. It is found in Indonesia, Malaysia, the Philippines, and Vietnam. It can be used to relieve headache.

Alstonia angustifolia

Alstonia angustifolia is a species of plant in the Apocynaceae family. It is found in Indonesia, Malaysia, the Philippines, and Vietnam. It can be used to relieve headache.