Photographed at Bebo Grove, Fish Creek Park, on 7 May 2013.

"Acer negundo is a species of maple native to North America. Box Elder, Boxelder Maple, and Maple Ash are its most common names in the United States. In Canada it is known as Manitoba Maple. In addition, there are other English names such as Ash Maple, Ash-leaf Maple, Black Ash, Boxelder Maple, California Boxelder, Cutleaf Maple, Cut-leaved Maple, Inland Boxelder, Negundo Maple, Red River Maple, Stinking Ash, Sugar Ash, Three-leaved Maple, and Western Boxelder. In Russia it is called American Maple (Russian: американский клён)." Taken from Wikipedia website.