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Fraxinus americana, the white ash or American ash, is a fast-growing species of ash tree native to eastern and central North America. White ash trees are threatened by the invasive emerald ash borer .
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.
Fraxinus (/ ˈ f r æ k s ɪ n ə s /), commonly called ash, is a genus of plants in the olive and lilac family, Oleaceae, [4] and comprises 45–65 species of usually medium-to-large trees, most of which are deciduous trees, although some subtropical species are evergreen trees. The genus is widespread throughout much of Europe, Asia, and ...
Green’s mountain ash (S. scopulina) is native to the mountains from Alaska to California, and east to the Rocky Mountains and Northern Great Plains. It grows as a multi-stemmed shrub that is ...
Fraxinus quadrangulata Michaux [1]: 243 Blue Ash: Northwest Georgia Critically Endangered: Oleaceae: Cartrema americana (L.) Gray [1]: 243–244 Devilwood: Coastal Plain: G5 - Secure: Bignoniaceae: Catalpa bignonioides Walter [1]: 245–246 Southern Catalpa, Indian-bean: Native to southwest Georgia, now found state-wide G4 - Apparently Secure ...
The environments range from Alpine area on the higher ... Only two species of gymnosperms are native to the ACT. ... Fraxinus americana; Fraxinus angustifolia subsp ...
Natural range of Fraxinus pennsylvanica Wikimedia Commons has media related to Fraxinus pennsylvanica . Fraxinus pennsylvanica , the green ash or red ash , [ 3 ] is a species of ash native to eastern and central North America , from Nova Scotia west to southeastern Alberta and eastern Colorado , south to northern Florida , and southwest to ...
In terms of biodiversity, the only comparable temperate deciduous forest regions in the world are in central China, Japan, and in the Caucasus Mountains.Both the Appalachians (along with the neighbouring Appalachian mixed mesophytic forests ecoregion) and central China contain relict habitats of an ancient forest that was once widespread over the Northern Hemisphere.