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Native or Introduced to Illinois: native
Natural Habit in Illinois: upland woods; dry exposed sandstone cliffs; moist soils along streams
Leaf: The leaves of the shingle oak are regular shaped and oblong. They are not lobed, and in this respect differ from all the other native oaks. They have a wavy margin, are leathery in texture, dark shiny green above and thick velvety underneath. Leaves are bristle-tipped, 4 to 6 inches long.
Flower: Species has pistillate flowers with few in a cluster.
Fruit: The fruit is a nearly round acorn, about 1/2 inch long and covered about halfway with a shallow, turban-shaped cup.
Twig/Bark: The rather thin bark is divided by shallow fissures into broad ridges of a dark brown color.
Size/Form/Shape: The shingle oak is a small to medium sized tree with a rather broad,rounded crown. When growing in the open it has a wide spread.
Species maybe causes hayfever; fruit is edible after preparation.
Marshbirds and shorebirds eat food in the form of acorns; terrestrial furbearers (esp. raccoons, tree squirrels) eat food in the form of acorns, bark, wood.
County Distribution Map for Illinois:
Sources for the Sullivan Middle School Tree Identification Guide were obtained though the use of the following sites:
- Illinois Plant Information Network (ILPIN) @ http://www.fs.fed.us/ne/delaware/ilpin/ilpin.html#Background
- List of Woody Plants Native or Naturalized in Illinois @ http://www.inhs.uiuc.edu/~kenr/woody.html
- Tree Species @ http://ostermiller.org/tree/species.html
- Index to Eastern/Central Trees @ http://www.arborday.org/trees/ECtreelist.html
- ISU Forestry Extension Identification of Common Trees of Iowa @ http://www.extension.iastate.edu/Pages/tree/
- Key to Leaves of Virginia Trees @ http://www.fw.vt.edu/dendro/forsite/key/intro.htm
- List of Native Trees for Use Along Roadsides in Illinois @ http://www.inhs.uiuc.edu/~kenr/treetable.html
- The PLANTS Database @ http://plants.usda.gov/