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Acer is a genus of trees and shrubs commonly known as maples. The genus is placed in the soapberry family Sapindaceae. [1] [2] There are approximately 132 species, most of which are native to Asia, [3] with a number also appearing in Europe, northern Africa, and North America. Only one species, Acer laurinum, extends to the Southern Hemisphere. [4]
Acer davidii subsp. grosseri The various species of snakebark maples are most easily distinguished from other maples by their distinctive bark , smooth (at least on young trees), and usually patterned with vertical dark green to greenish-brown stripes alternating with stripes of light green, pinkish or white, sometimes with a bluish tone.
Acer macrophyllum, the bigleaf maple [2] or Oregon maple, [3] is a large deciduous tree in the genus Acer. It is native to western North America. In addition to uses by animals, it is of some culinary and woodworking interest. Large Acer macrophyllum leaf in Washington State
That is the case Sophie Howarth puts forward in her new book, Looking at Trees, published by Hoxton Mini Press, which compiles more than 100 delightful pictures of trees from photographers all ...
Acer leucoderme is an understory tree that is capable of surviving in poor soil conditions and grows on cliffs, along the banks of rivers, and in ravines. Though a relatively uncommon species, the IUCN Red List categorized A. leucoderme as Least Concern with a stable population.
Native ash species, including white ash (pictured), have been declining rapidly this century due to predation by the emerald ash borer. [1]Silvics of North America (1991), [2] [3] a forest inventory compiled and published by the United States Forest Service, includes many hardwood trees.
†Acer castorrivularis Wolfe & Tanai (Late Eocene, Beaver Creek Flora) [2] Acer caudatifolium Hayata; Acer chienii Hu & Cheng †Acer clarnoense Wolfe & Tanai (Late Eocene, John Day Formation) [2] Acer crataegifolium Siebold & Zucc. Acer davidii Franch. †Acer dettermani Wolfe & Tanai (Late Eocene - Early Oligocene, Meshik Volcanics) [2] Acer ...
The maples belong to the genus Acer, an important group of mainly deciduous trees and shrubs in the family Sapindaceae, which are widely cultivated throughout the temperate northern hemisphere. Some, such as Acer griseum , have ornamental bark; but most are valued in cultivation for their brilliant autumn foliage in shades of yellow, orange and ...