Ailanthus excelsa, commonly known as tree of heaven, is a large deciduous tree found in India and Sri Lanka.
In Tamil, it is also known as Pi-Nari Maram due to its disagreeable odour.
In India, it is commonly known as MAHARUKH or MAHANEEM. This is a softwood tree having compound leaves. This is also used in matchstick industry. It is used as fodder for goats in India. It is one of the best tree used to trap Suspended Particulate Matter (SPM).