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. Other variant names, some of which are regional, include: Ash Maple, Ash-leaf Maple, Black Ash, California Boxelder, Cutleaf Maple, Cut-leaved Maple, Negundo Maple, Red River Maple, Stinking Ash, Sugar Ash, Three-leaved Maple, and Western Boxelder. In Canada it is commonly known as Manitoba Maple and occasionally as Elf Maple.^[1] In Russia it is called American Maple (Russian: американский клён) as well as Ash-leaf Maple (Russian: клён ясенелистный).