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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.
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 ...
Blue ash – Fraxinus quadrangulata; Cane ash – Fraxinus americana; European ash – Fraxinus excelsior [1] Green ash – Fraxinus pennsylvanica lanceolata; Maple ash – Acer negundo; Red ash – Fraxinus pennsylvanica lanceolata; River ash – Fraxinus pennsylvanica; Swamp ash – Fraxinus pennsylvanica; White ash – Fraxinus americana
The C-shaped leaf scars of white ash are useful in distinguishing this species from the closely related green ash (Fraxinus pennsylvanica). The lateral buds of F. pennsylvanica share a less curved margin with their corresponding leaf scars, imparting an overall D shape to the latter.
The U.S. Environmental Protection Agency said leaves and other yard debris make up more than 13% of the nation’s solid waste, which comes out to 33 million tons a year.
Mites form numerous capsule galls, greenish-yellow in color, between leaf veins of Ash trees in the genus Fraxinus, including Fraxinus americana, Fraxinus latifolia, Fraxinus nigra, and Fraxinus pennsylvanica. [3] [4] The mites stay in the galls until late summer when host leaves mature. [5]: 50 The life cycle is a form of alternation of ...
Pumpkin ash is a member of the olive family and is placed in section Melioides of the genus Fraxinus. [7]Historically, it was frequently called Fraxinus tomentosa Michx., but since Michaux used this name interchangeably with the species now known as green ash (F. pennsylvanica), the name Fraxinus profunda, which was applied by Benjamin Franklin Bush in 1901, was given precedence.
The compound that does the work in eucalyptus is called “1,8-cineole,” and it breaks up mucus and reduces spasms in the respiratory tract.