Ailanthus integrifolia
Ailanthus integrifolia, white siris, is a tree in the family Simaroubaceae. The specific epithet  is from the Latin meaning "entire leaves", referring to the leaflet margins. Description
Ailanthus integrifolia grows as a large tree up to  tall with a trunk diameter of up to . The smooth bark is light brown or grey. The ellipsoid fruits, a winged form called a samara measure up to  long. by five cm (2 inch) wide,  possibly the largest samaras known. Distribution and habitat
Ailanthus integrifolia grows naturally in India, Vietnam, Malesia and Papuasia. Its main habitat is primary rainforest from sea-level to  altitude. References

integrifolia
Flora of tropical Asia
Taxonomy articles created by Polbot