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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 .
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.
J. cinerea is a deciduous tree growing to 20 m (66 ft) tall, rarely 40 m (130 ft). Butternut is a slow-growing species, and rarely lives longer than 75 years. It has a 40–80 cm (16–31 in) stem diameter, with light gray bark. The leaves are alternate and pinnate, 40–70 cm (16–28 in) long, with 11–17 leaflets, each leaflet 5–10 cm (2 ...
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.
Description. Male flowers. Seeds of Fraxinus excelsior, popularly known as "keys" or "helicopter seeds", are a type of fruit known as a samara. It is a large deciduous tree growing to 12–18 m (39–59 ft) (exceptionally to 43 m or 141 ft) tall with a trunk up to 2 m (6.6 ft) (exceptionally to 3.5 m or 11 ft) diameter, with a tall, narrow ...
The tropical ash was originally described as a variety of Fraxinus americana (white ash) by Theodor Wenzig in 1883 [5] and was separated as a different species in 1907 by Alexander von Lingelsheim. [6] The specific epithet uhdei refers to Carl Uhde, a German plant collector who explored Mexico in the 1840s. [7]
Ash yellows refers to the disease that occurs on ash trees, usually white ash (Fraxinus americana) and green ash (Fraxinus pennsylvanica). [10] All ages and sizes of ashes are vulnerable to infection and symptoms will occur within three years of infection. [11]
Eucalyptus fraxinoides, commonly known as the white ash or white mountain ash, is a medium-sized to tall tree of mountain country and is endemic to south eastern Australia. . It has rough, compacted greyish bark on the lower trunk, smooth white bark with scribbles above, lance-shaped adult leaves, flower buds in groups of between seven and eleven, white flowers and barrel-shaped or urn-shaped fru