Under exceptionally favorable conditions, it may live to years. Acer negundo was identified in as the material used in the oldest extant wood flutes from the Americas. Botanical Society of Britain and Ireland. On older trees, the bark forms vertical plates and begins to "peel" up over time. Natural Resources Canada. July In Europe where it was introduced in as a park tree it is able to spread quickly in places and is considered an invasive species in parts of Central Europe Germany, Czech Republic, and Slovenia, middle Danube, Vistula river valley in Poland where it can form mass growth in lowlands, disturbed areas and riparian biomes on calcareous soils. The cause of SPM was unknown for centuries despite the disease being well known among affected areas and was only positively determined in the 21st century. Some trees will show a sooty black residue that is a harmless fungus on the bark surface. Although its light, close-grained, soft wood is considered undesirable for most uses, this tree has been considered as a commercial source of wood fiber, for use in fiberboard.
Acer negundo is a species of maple native to North America. Box elder, boxelder maple, Scientific classification · edit Box elder is a fast-growing, short-lived tree with opposite, compound leaves.
A few botanists treat boxelder maple as its own distinct genus (Negundo aceroides) but this is not widely accepted. Taxonomic Tree; Domain: Eukaryota; Kingdom: Plantae; Phylum: Spermatophyta; Subphylum: Unripe seeds and foliage of box-elder (A.
negundo). Both types of flowers are small and pale yellowish-green in colour. Group: Dicot.
Lady Bird Johnson Wildflower Center The University of Texas at Austin
Family: Aceraceae. Duration: Perennial. Growth Habit: Tree. Native Status: CAN N L48 N. Other Common Names: ash-leaf maple three-leaf maple.
The wood of box elder is soft and comparatively worthless for lumber. Maples for Gardens: A Color Encyclopedia.
Start your free trial today for unlimited access to Britannica. The typical lifespan of box elder is only 60 years. By using this site, you agree to the Terms of Use and Privacy Policy. It has also become naturalized in eastern China [6] and can be found in some of the cooler areas of the Australian continent where it is listed as a pest invasive species. The interius subspecies is used by Cree to make sugar from the sap, [30] and the Tewa use the twigs as pipe stems.
Sugar, Red, Silver, Boxelder (X)
Ash-leaf maple or box elder is usually a small to medium-sized tree, ft. tall, Find seed sources for this species at the Native Seed Network.
Maple, (Acer), any of a large genus (about species) of shrubs or trees in The ash-leaved maple, or box elder, is a fast-growing tree of limited landscape use.
Video: Box elder tree genus species classification Tree Talk: Boxelder
The chalk maple, with whitish bark, is sometimes classified as A. leucoderme.

Sugar Maple, Red Maple, Silver Maple, and Boxelder The Maple Family has only 2 genera, and most of the (or so) species of trees and shrubs are in the genus Acer. swampier sites in association with elm, ash, and cottonwood but it can also be found on drier upland sites in association with most hardwood types.
Intentional cultivation has thus made the tree far more abundant than it once was.
Box elder plant
Although its weak wood, irregular form, and prolific seeding might make it seem like a poor choice for a landscape tree, A. University of Minnesota Extension.

The names "box elder" and "boxelder maple" are based upon the similarity of its whitish wood to that of boxwood and the similarity of its pinnately compound leaves to those of some species of elder.
Even the differences between recognized subspecies are probably a matter of gradient speciation.
The boxelder bug Boisea trivittata lays its eggs on all maples, but prefers this species, clustering the eggs in bark crevices.
For the box elder bug, see Boisea trivittata. The ash-leaved maple, or box elderis a fast-growing tree of limited landscape use.
Pax Acer nuttallii Nieuwl.