FAGACEAE 
Shingle Oak 
Quercus imbricaria Michx. 
HABIT.—A tree 40-50 feet high, with a trunk diameter of 
1-2 feet; forming a rather open, rounded crown of slender, 
horizontal branches. 
LEAVES.—Alternate, simple, 4-6 inches long, 1-2 inches 
broad; oblong-lanceolate to oblong-obovate; entire or soméwhat 
undulate; thin, very lustrous, dark green above, paler and pube- 
scent beneath; petioles stout, pubescent, 14 inch long. 
FLOWERS.—May, with the leaves; monoecious; the stam- 
inate in slender, hoary-tomentose catkins 2-3 inches long; the 
pistillate on slender, tomentose peduncles; calyx 4-lobed, yellow, 
downy; corolla 0; stamens 4-5, with yellow anthers; stigmas 
short, recurved, greenish yellow. 
FRUIT.—Autumn of second season; acorns on_ stout 
peduncles %4 inch long; cup cup-shaped, with red-brown, downy 
scales, inclosing one-third to one-half of the nut; nut subglobose, 
about % inch long, dark brown, often striate; kernel very bitter. 
WINTER-BUDS.—Terminal bud % inch long, ovoid, acute, 
lustrous, brown. 
BARK.—Twigs lustrous, dark green, becoming brown; 
thick on old trunks, light brown and slightly fissured. 
WOOD.—Heavy, hard, coarse-grained, light red-brown, with 
thin, lighter colored sapwood. 
DISTRIBUTION.—Of rare occurrence in Michigan. Re- 
ported in Kalamazoo, St. Joseph and Washtenaw Counties, 
Lower Peninsula. 
HABITAT.—Rich uplands; fertile river-bottoms. 
NOTES.—Desirable for ornamental uses. Hardy. Rapid of 
growth. 
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