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Acer negundo |
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Box Elder, Ash-leaved Maple |
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Eastern and Central North America |
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Upright, broad, open, with an
irregular, uneven crown, often ratty in
appearance. |
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30-50 feet tall with a similar or greater spread |
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Plants are
dioecious. Flowers
are yellow-green, in March to April males borne
in a corymb, females in a slender, pendulous
raceme, not showy. |
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Leaves are opposite, pinnately
compound, composed of 3-5 (occasionally 7-9)
leaflets, each leaflet 2-4 inches long, coarsely
serrate, bright green in color. |
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Fall color is a poor
yellow-green to brown |
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Buds are valvate in appearance,
whitish, pubescent leaf scars completely
encircle stem, meeting at sharp angles. |
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Stems are green to
reddish-brown in color, shiny and polished in
appearance, with a bloom that is easily rubbed
off. |
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Fruit on the female
trees is a samara, produced in
large quantities, ripening in September-October |
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- 'Variegatum' - white and
yellow leaf margins.
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