Scientific Name: Casuarina equistifolia
Tamil Name: Savakku maram
Description: A large tree growing up to 20-30 m tall. Leaves are scaly. False leaves like pine needles. Fruits are pink in colour. The fruit is an oval woody structure 10–24 mm (0.39–0.94 in) long and 9–13 mm (0.35–0.51 in) in diameter, superficially resembling a conifer cone
Habitat and distribution: Native to Andaman and Nicobar islands. Pacific islands and Australia.
Note: Casuarinas are grown for erosion prevention, and in general as wind breaking elements.
Photo source: http://www.torbaytreefarmers.com.