Non-Native Invasive Plants of the City of Alexandria, Virginia.Non-Native Invasive Plants of Arlington County, Virginia.New York Regulated and Prohibited Invasive Species - Regulated.
Invasive Plant Species of West Virginia.Invasive Plant Association of Wisconsin.Indiana Invasive Species Council - Invasive Plant List.Natural Resources, Bureau of Endangered Resources. Wisconsin manual of control recommendations for ecologically invasive plants. Delaware Invasive Species Council Invasive Species List.Connecticut Invasive Plant Working Group.Commonwealth of Pennsylvania, Department of Conservation and Natural Resources, 1994.City of Ann Arbor Michigan Parks and Recreation.USDA Forest Service, Forest Health Assessment and Applied Sciences Team, Morgantown, West Virginia. Thus, it can reduce native species diversity and change the structure of forest habitats. The samara wings are divergent, reaching nearly 180-degree angles to each other, and are dispersed by wind.Īcer platanoides is able to shade out native understory vegetation such as spring ephemerals, and eventually out-competes native tree species in the forest canopy. The fruit are samaras that are green when young and turn yellow, then brown, with age. They are borne in erect, pedunculate, rounded corymbs. The flowers appear in April and May and are yellow-green in color.
The fall color of the green leaves is yellow. The leaves are usually green in color, but there are some cultivars that have dark red leaves. The leaf petioles exude a white sap when broken. The palmately lobed leaves are opposite and have 5 to 7 sharply acuminate lobes (with large but few teeth). The bark of the tree is grayish and regularly and shallowly grooved. (12-18 m) in height, but can reach heights of 100 ft. Acer platanoides is a tree that usually grows to 40-60 ft.