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Arboretum
"A man does not plant a tree for himself, he plants it for posterity." - Alexander Smith
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Arnoretum
Bur Oak
(Quercus macrocarpa)
Donated by
Dee Boswell
Tree Map Location: #
205
In Honor of The Kaskaskia College ROTARACT Club 2009
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Leaf:
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Alternate, simple, 6 to 12 inches long, roughly obovate in shape, with many lobes. The two middle sinuses nearly reach the midrib dividing leaf nearly in half. The lobes near the tip resemble a crown, green above and paler, fuzzy below.
 
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Flower:
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Monoecious; male flowers are yellow-green, borne in long, drooping slender catkins, 2 to 4 inches long; female flowers are green tinged in red and appear as single, short spikes, both appear shortly after the leaves.
 
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Fruit:
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Acorns are quite large (1 1/2 inches long) and 1/2 enclosed in a warty cap that has a long-fringed margin, maturing in one growing season in late summer and fall.
 
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Twig:
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Quite stout, yellow-brown, often with corky ridges; multiple terminal buds are small, round, and may be somewhat pubescent often surrounded by thread-like stipules; laterals are similar, but smaller.
 
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Bark:
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Ashy gray to brown in color and quite scaly, but noticeably ridged vertically on large trees. Form: A large tree that often reaches over 100 feet tall with a long clear bole. In the open it becomes a very wide, spreading tree.
 
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Form:
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A large tree that often reaches over 100 feet tall with a long clear bole. In the open it becomes a very wide, spreading tree.
 
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Source:
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College of Natural Resource Virginia Polytechnic Institute and State University
 
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To participate in the Kaskaskia College Arboretum please contact:
Office of Institutional Advancement
618-545-3069
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