Knowra Acer rubrum Acer rubrum Acer rubrum, or red maple, is a deciduous tree native to eastern North America. Its red flowers and winged fruits appear early in the year, and its foliage often turns red in autumn.
Maple : A tree or shrub in the genus Acer, usually bearing paired winged fruits and lobed leaves. Red maple belongs to this genus, whose paired samaras are a defining fruit form.
Anthocyanin : A water-soluble plant pigment that can produce red, purple, or blue coloration in tissues. Anthocyanins contribute to the vivid red hues in some autumn leaves.
Urban forestry : The planning and management of trees and forests in and around towns and cities. Red maple is widely planted as a shade tree in developed landscapes.
Eastern North American forest : The temperate forest region extending across eastern North America, with varied deciduous and mixed forests. Red maple is widespread across this region and occurs in many of its forest types.
October Glory red maple : A cultivated selection of red maple noted for reliable red autumn foliage. This cultivar illustrates how horticulture selects red maple for a particular fall-color display.
Aceraceae : A former family of flowering plants that included maples and horse-chestnuts, now generally included within Sapindaceae. Older botanical references place red maple in this family before its merger into Sapindaceae.
Autumn leaf color : Seasonal foliage coloration caused by pigment changes and the breakdown of chlorophyll in leaves. Red maple is known for autumn color, whose intensity varies among trees and sites.
Landscape architecture : The design and planning of outdoor spaces, including their landforms, vegetation, and built features. Its fall color and adaptability make it a common component of designed landscapes.
Sugar maple : Acer saccharum, a long-lived eastern North American tree valued for timber, autumn color, and sap. It shares range and habitat with red maple but is more closely associated with syrup production.
Autumn Blaze maple : A widely planted hybrid between red maple and silver maple, selected for vigorous growth and autumn color. This popular hybrid carries red maple ancestry into an extensively planted landscape tree.
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