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It is a small to medium-sized deciduous tree reaching a height of 5–20 m with a trunk up to 50 cm diameter. The leaves are in opposite pairs, 2.5–8 cm long (excluding the 2–5 cm petiole) and 3.5–6.5 cm broad, hard, glossy dark green above, paler below, usually with three lobes; on mature trees the lobes forward-pointing and with smooth margins, on young trees with more spreading lobes ...
Rhytisma acerinum can occur in many tree species, with the most commonly affected genus being Acer.The species most commonly affected by the disease are Norway maple (Acer platanoides), silver maple (Acer saccharinum), and sycamore maple (Acer pseudoplatanus).
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trident maple Aceraceae (maple family) Acer caesium: Himalayan maple Aceraceae (maple family) Acer campbellii: Campbell's maple Aceraceae (maple family) Acer campestre: field maple Aceraceae (maple family) Acer capillipes: Kyushu maple; red snakebark maple Aceraceae (maple family) Acer cappadocicum: Cappadocian maple; Caucasian maple; coliseum ...
The maple is a common symbol of strength and endurance and has been chosen as the national tree of Canada. Maple leaves are traditionally an important part of Canadian Forces military regalia, for example, the military rank insignia for generals use maple leaf symbols. There are 10 species naturally growing in the country, with at least one in ...
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Maple bark disease, or maple bark stripper’s disease, is an uncommon condition caused by exposure to the spores of C. corticale. [5] The spores are hyper-allergenic and cause a hypersensitivity pneumonitis. [6] [7] The disease has been found among workers in the paper industry employed to debark, cut and chip maple logs. The symptoms include ...