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	Bur oak - Wikipedia, the free encyclopedia
		The Bur oak (Quercus macrocarpa), sometimes spelled Burr Oak, native to the eastern and midwestern United States and south-central Canada, grows to be one of North America's most massive oaks.
		The Bur oak is a tree that prefers to grow in the open, away from forest canopy.
		It is sometimes confused with the Overcup oak and the White oak.
	en.wikipedia.org /wiki/Bur_oak (488 words)

	find bur oak trees burr oak
		The Bur Oak is a tall, fairly slow-growing, long-lived tree, highly desirable for windbreaks, shelterbelts and ornamental use.
		Bur Oak leaves are 4 to 10 inches long, with lobes deep and rounded, nearly cut in half by two opposite center indentations.
		The bur oak tree fruit is an acorn ripening in the fall, and is over half covered by a fringed cup.
	www.about-oak-trees.com /trees/oaktrees/buroaktrees.htm (160 words)

	Bur Oak (Quercus macrocarpa)
		This is not true and bur oak is one of the faster growing members of the white oak group.
		Healthy bur oaks flush twice per year and the length can be variable as the tree may donate more resources to roots one year and more to vegetation the next.
		Bur oak produces the largest acorns of the native oaks but they are favored as forage by animals.
	shade-trees.tripod.com /families/selections/bur_oak.html (490 words)

	Bur Oak: A Tree For Utah - Utah State University Forestry Extension
		Bur oak, Quercus macrocarpa, is a widely adapted species that is native throughout the eastern U.S. and as far west as eastern Montana and Wyoming.
		Bur oak should be planted in full to nearly full sun in a well-drained soil, though it is tolerant of a wide range of soil conditions including heavy clay.
		Bur oak is difficult to transplant, possibly because of the loss of many of its deep roots during digging.
	extension.usu.edu /forestry/HomeTown/Select_BurOak.htm (1062 words)

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		The bur oak is in the family Fagaceae along with the other oaks, beeches and chestnuts.
		Bur oak is one of the most widely distributed oaks in eastern North America.
		bur oak in South Dakota is the "Council Oak" in Hermosa.
	www.northern.edu /natsource/TREESA1/Buroak1.htm (705 words)

	Kansas Forest Service - Bur oak (Quercus macrocarpa) (Site not responding. Last check: 2007-10-30)
		Quercus marcocarpa, or Bur oak (photo), is native to the eastern two-thirds of Kansas.
		Bur oak is one of the most widely distributed deciduous hardwood trees in Kansas.
		Bur oak has adapted statewide and grows best on deep fertile, well-drained soils but will grow on many types of upland and bottomland soils.
	www.kansasforests.org /conservation/deciduous/buroak.shtml (491 words)

	Publications & Products - Atlantic Forestry Centre (Site not responding. Last check: 2007-10-30)
		Bur oak is a tree that can grow up to 18 m in height with stem diameters up to 50 cm.
		Bur oak is in the “white oak” group of oaks that have round-lobed leaves and acorns that develop to maturity in one season.
		Bur oak wood is ring porous, hard, and strong, and can be used for furniture, interior trim, boat building, and, because it is of the white-oak group, barrels for storing liquid (woods of the red-oak group cannot be used to store liquids).
	www.atl.cfs.nrcan.gc.ca /index-e/what-e/publications-e/afcpublications-e/mx212-e/buroak-e.html (548 words)

	ISUE Forestry - Bur Oak (Site not responding. Last check: 2007-10-30)
		The bur oak is found on a wide range of soils from deep rich bottomlands where it attains a large size, to dry ridges and western slopes where the tree is small and gnarled.
		It is strong-branched, usually with a dense crown.The bur oak is found widely over the eastern United State as far west as Montana and western Texas and throughout Iowa.
		The bur oak was selected as the most typical tree of Iowa for the Memorial Park at Golden Gate, California.
	www.extension.iastate.edu /pages/tree/bur-oak.html (212 words)

	Nebraska Conservation Tree Program, page 3
		Northern red oak is not recommended for planting in the western half or extreme northern part of the state due to moisture and soil limitations.
		Oak wilt, a vascular disease, is potentially a serious problem along the eastern edge of the state.
		Bur Oak (Quercus macrocarpa) is native to Nebraska.
	ianrpubs.unl.edu /forestry/treeprog/ec1760-3.htm (450 words)

	Bur Oak
		Maybe when the Bur Oak is in full leaf, it is just a very large tree, but in the winter, when the structure and the almost knurled twisting of the branches of the tree are much more evident, the Bur Oak is a show stopper.
		In these settings the bur Oak is referred to as a "wolf" tree because as other adjoining trees die, it broadens its branches to fill up the newly voided space.
		Bur Oak is regarded as a prairie tree species because it was often associated with the prairie-forest border in the days before prairies where turned into farmland.
	www.yardener.com /BurOak.html (826 words)

	Bur Oak - Champion Trees - Monroe County
		This colossal Bur Oak tree is the largest known of its kind in Arkansas.
		The Bur Oak (Quercus macrocarpa Michx.) is a deciduous tree belonging to the White Oak Group; all oaks are members of the Beech family, Fagaceae.
		The wood is dark to light brown, close grained, and heavy, weighing about 46 pounds per cubic ft. The Bur oak ranges from central and east Texas, Oklahoma, Arkansas, and Louisiana; eastward to Georgia, north to Nova Scotia, and west to Kansas and Wyoming, north to Manitoba.
	www.uaex.edu /monroe/forestry/champion_trees/Bur_Oak.htm (624 words)

	The Sagacious Bur Oak American Forests - Find Articles
		Today bur oak is the state tree of both Illinois and Iowa.
		Remember that virtually all the bur oak's feeding roots lie within the top 4 to 6 inches of soil--exactly the same area occupied by turfgrass roots.
		In its natural setting the bur oak is valued by wildlife, which seem to prefer acorns from the white oak group, to which it belongs, as did Native Americans and early settlers.
	www.findarticles.com /p/articles/mi_m1016/is_2_106/ai_64910017 (904 words)

	Texas Native Plants Database (Site not responding. Last check: 2007-10-30)
		Bur Oak, Mossycup Oak, Mossy Overcup Oak, Prairie Oak
		Bur Oak is a majestic tree of the tallgrass priarie that once covered central North America.
		Bur oak is noted for its very large leaves and acorns: the leaves are from one-half to one foot long, and acorns can be as large as 2 inches long and wide, enclosed in a cup with fringe on the edge.
	aggie-horticulture.tamu.edu /ornamentals/natives/quercusmacrocarpa.htm (100 words)

	The Bur Oak
		President Roberts Mann, Conservation Editor **:THE BUR OAK The state tree of Illinois is the "native oak"**.
		Its leaves, largest of all the oak leaves, are from 6 to 12 inches long, 3 to 6 inches broad in the upper portion, with from 5 to 7 lobes which, since it is a member of the white oak group, are rounded.
		Because of its durability in contact with the soil, bur oak is frequently used for piling, railroad ties and structural material.
	www.newton.dep.anl.gov /natbltn/700-799/nb708.htm (685 words)

	Tree Facts: White and Bur Oak
		White oak is a highly desirable shade tree native from Minnesota to Texas and eastward.
		The massive trunks of the Bur oaks which shade the rides at St. Paul's Como park emerge from the only openings in a broad expanse of tarmac.
		White and Bur oaks are difficult to transplant because ofa strong dependency on tap roots during their formative years.
	www.topnotchtree.com /treefacts/whiteandburoak.html (457 words)

	Bur Oak, UA Fort Smith Arboretum, UA Fort Smith
		The Bur Oak tree, which is native throughout the Midwest and Great Plains, is prominent in Arkansas.
		Several other nice Bur Oak trees are located in the wooded area in the parking lot north of Grand Avenue between 52nd and 50th Streets.
		Fruit: Bur Oak trees produce large oval acorns, that are half covered by their fringed cap.
	www.uafortsmith.edu /Arboretum/BurOak (296 words)

	Bur Oak (Site not responding. Last check: 2007-10-30)
		Bur Oak is native to North America and is well known for its tolerance to a wide range of soil conditions as well as air pollution.
		Although not immune, this species of oak is considered resistant to oak wilt and worth protecting.
		Its height is 60-80' with a spread of 60'.
	www.ci.coon-rapids.mn.us /forestry/bur_oak.htm (72 words)

	52. Bur Oak (Site not responding. Last check: 2007-10-30)
		Angling around south of Denny hall, past a lovely pink-dogwood, you come into a shaded corner dominated by a bur oak more than 80 feet tall, whose straight, stout trunk develops into huge limbs high out of reach.
		Look up at its broad arms, bearing large leaves dark green on top, pale underneath, distinctive with their narrow "waists." Bur oak is so-called since its acorns are in bristly husks.
		Also called prairie oak, it is native in central and eastern North America, and is the state tree of Illinois.
	www.washington.edu /home/treetour/boak.html (98 words)

	Bur Oak Designs Inc - Distinct Functional Beauty Makes Better Space
		- At Bur Oak Designs, your landscape is individually designed to suit your location and your lifestyle.
		Bur Oak Designs specializes in landscape architecture for people who desire something more than the "run of the mill" landscape design.
		With the goal of creating unique master plans and gardens, Bur Oak Designs has grown into a regionally-known firm based in Madison, Wisconsin.
	www.buroakdesigns.com /faq.html (605 words)

	Bur Oak
		Bur Oak is native to North Dakota except for the northwest corner of the state.
		Bur Oak can grow very large under normal conditions (up to 75-80 feet tall) but can be stunted by dry conditions.
		Common disease of oak is leaf and twig anthracnose.
	www.ext.nodak.edu /county/ramsey/hort/trees/decidious/varieties/buroak.htm (124 words)

	Burr Oak seedlings & Sales
		Bur Oak also called Mossy Cup Oak has an average growth rate for an Oak, maturing with a broad round crown, leaves turning an attractive copper-yellow in fall.
		Bur Oak will adapt to various soils where other Oaks sometimes fail but is difficult to transplant from well-drained soil due to the tap root Excellent lumber tree.
		If you are planning to buy Bur Oaks for landscape sales we highly recommend our root growing bags for easy transplanting as the Bur Oak tap root can not penetrate the bag.
	porkyfarm.com /buroak.asp (315 words)

	Bur Oak trees
		Bur Oak Trees: Bur Oak is a long lived majestic Oak tree.
		It has an impressive crown with a massive trunk, stout branches and corky ridges on stems, which makes the Bur Oak a picturesque specimen.
		Strong wood and good for timber.Bur Oak leaves are 4 to 10 inches long, lobes deep and rounded, nearly cut in half by two opposite center indentations.
	www.trees-online.com /types_of_trees/bur_oak.shtml (137 words)

	Bur Oak
		Bur Oak is a large, hardy, long-lived tree that is native to the Great Plains and Canada.
		Bur Oak is grown from seed collected in North Central North Dakota and is planted in windbreaks eight to twelve feet apart.
		Bur Oak is available as container grown stock only and sold in lots of fifty (50).
	www.ndsu.nodak.edu /ndsu/lbakken/forest/towner_nur/bur_oak.htm (122 words)

	bur oak Quercus macrocarpa Fagaceae (Site not responding. Last check: 2007-10-30)
		Bark is similar to white oak but darker and more ridged on larger trees.
		Bur oak is found in the northeast and central U.S. and in isolated populations in Alabama.
		The wood is used as white oak lumber.
	www.forestry.auburn.edu /samuelson/dendrology/fagaceae_pg/bur_oak.htm (148 words)

	Bur Oak (Quercus macrocarpa) (Site not responding. Last check: 2007-10-30)
		Length 6 to 10 inches, width 3 to 6 inches; crowded at ends of twigs; resembles white oak, but has pair of deep indentations near base and wavy notches on broad middle and upper portions; dark green above, paler and hairy beneath.
		Acorn set deeply or almost enclosed in fringed, burr-like cap, ovoid in shape; diameter may reach 1 inch or more; however, varies widely in respect to size and degree to which nut is enclosed in the mossy fringed cup.
		Distributed over the entire state; towards the north, trees are smaller; prefers moist, well-drained soils; the common oak of the "oak openings" in the southwestern part of the state.
	www.dnr.state.wi.us /org/land/forestry/treeid/TreePgs/quercusmacro.htm (216 words)

	Bur Oak (Site not responding. Last check: 2007-10-30)
		Were it not for the bur oak, pioneers in the Midwest would have been greeted by nothing but waving prairie grass.
		Botanists now understand that the bur oak -- called that because of the fuzzy cap on its acorn -- was in constant combat with the tall prairie grass.
		Yet, the bur oak survived due to its remarkable roots.
	www.woodmagazine.com /wood/story.jhtml?storyid=/templatedata/wood/story/data/367.xml&catref=wd12 (264 words)

	Bur Oak (Site not responding. Last check: 2007-10-30)
		The bur oak is named for the seed enclosed in a deep, knobby cup that has a fringed edge.
		Although it is of only average height, this oak is impressively healthy- looking.
		This wood is sold as white oak and is highly valued for its beauty and solidity.
	www.domtar.com /arbre/english/p_cheneg.htm (179 words)

	Bur oak, a.k.a. white oak
		Information about various types of white oak, of which 'bur oak' is one.
		I have a few bur oak logs (blue oak, mossycup oak, quercus macrocarpa michx.) and was wondering if they are marketed the same as white oak.
		Is bur oak as highly resistant to decay as white oak?
	www.woodweb.com /knowledge_base/Bur_oak_aka_white_oak.html (385 words)

	Plant Image Gallery: Bur Oak
		Generally only found in moist soil of bottomlands and along streams.
		Produces the largest acorns of all native oaks in the U.S. Acorns are enclosed in a deep cup with the upper scales forming a fringed border.
		The leaves, reaching 12-inches in length, are among the largest of the oaks.
	www.noble.org /imagegallery/woodhtml/BurOak.html (70 words)

	Bur Oak
		The Bur Oak tree, Quercus macrocarpa, is a long-lived majestic oak tree.
		It has an impressive crown with a massive trunk, which makes it a picturesque specimen.
		Bur Oak trees adapt to various soils where other oaks may fail.
	www.naturehills.com /new/product/productdetails.aspx?proname=Bur+Oak (93 words)

	Trees of Wisconsin: Quercus macrocarpa, bur oak (Site not responding. Last check: 2007-10-30)
		It can be distinguished from the other oaks by the blunt lobes, most leaves with a single pair of deep sinuses, corky ridges on the branches, and the fringe along the margin of the acorns.
		Click here to compare the leaves of our 6 commonest species of oaks (but be warned that there is considerable variation in each species).
		Quercus macrocarpa ranges from Manitoba to Texas, east through Tennesee and West Virginia to Maine and Quebec (absent from the Atlantic coastal states).
	www.uwgb.edu /biodiversity/herbarium/trees/quemac01.htm (145 words)

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