Acanthus ilicifolius

Acanthus ilicifolius, commonly known as holly-leaved acanthus, sea holly, and holy mangrove, is a species of shrubs or herbs, of the plant family Acanthaceae, native to Australia, Australasia, and Southeast Asia. It is used as medicine in asthma and rheumatism.

Description
The plant grows as a shrub, up to 2 m tall. It has shallow tap roots and occasionally develops a stilt root. Fruits are kidney-shaped.

Distribution and habitat
The species is widespread Southeast Asia, Indochina, Indonesia, the Philippines and northern Australia. It occurs in mangrove habitats.