tree of heaven

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A deciduous, rapidly growing tree (Ailanthus altissima) native to China, having compound leaves and strong-smelling flowers, and widely planted as a street tree.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun An Asiatic tree (Ailanthus altissima) having foliage similar to that of the sumacs and ill-scented staminate flowers, much used in traditional Chinese medicine, but considered invasive and often subject to control efforts.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun deciduous rapidly growing tree of China with foliage like sumac and sweetish fetid flowers; widely planted in United States as a street tree because of its resistance to pollution