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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. The species is native to mesophytic hardwood forests from Nova Scotia west to Minnesota , south to northern Florida , and southwest to eastern Texas .
The tree species Sorbus americana is commonly known as the American mountain-ash. [4] It is a deciduous perennial tree, native to eastern North America. [5]The American mountain-ash and related species (most often the European mountain-ash, Sorbus aucuparia) are also referred to as rowan trees.
European ash in flower Narrow-leafed ash (Fraxinus angustifolia) shoot with leaves. 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.
Description. Fraxinus pennsylvanica is a medium-sized deciduous tree reaching 12–25 metres (39–82 feet) (rarely to 45 m or 148 ft) tall with a trunk up to 60 centimetres (24 inches) in diameter. The bark is smooth and gray on young trees, becoming thick and fissured with age. The winter buds are reddish-brown, with a velvety texture.
From the least impactful to the most, here are 25 bits of vanishing America. When the collateral costs of an increasingly global Top 25 things vanishing from America: #17 -- The ash tree
Maples and various non-native invasive trees, which are taking the place of American ash species in the North American ecosystem, typically have much higher leaf tannin levels. [6] It is possible that the blue ash's increased resistance to the borer, as compared with other North American varieties, is due to a higher tannin content.
Federal and state officials said Monday the emerald ash borer, known for killing 99% of Michigan’s ash trees and killing thousands more across the East Coast, has been detected in Yamhill ...
Fraxinus nigra. Fraxinus nigra, the black ash, is a species of ash native to much of eastern Canada and the northeastern United States, from western Newfoundland west to southeastern Manitoba, and south to Illinois and northern Virginia. [3] Formerly abundant, as of 2017 the species is threatened with near total extirpation throughout its range ...