Explanation:

The arjuna tree is about 20–25 metres tall; usually has a buttressed trunk, and forms a wide canopy at the crown, from which branches drop downwards. It has oblong, conical leaves which are green on the top and brown below; smooth, grey bark; it has pale yellow flowers which appear between March and June; its glabrous, 2.5 to 5 cm fibrous woody fruit, divided into five wings, appears between September and November. 

Silk production :

The arjuna is one of the species whose leaves are fed on by the Antheraea paphia moth which produces the tassar silk, a wild silk of commercial importance.