Abraham's Woods is a

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

Green County, Wisconsin Green County is a county (United States), county located in the U.S. state of Wisconsin. As of the 2020 United States Census, 2020 census, the population was 37,093. Its county seat is Monroe, Wisconsin, Monroe. Green County is included in the M ...

owned by the

University of Wisconsin-Madison A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. Universities typically offer both undergraduate and postgraduate programs. In the United States, th ...

. It was designated a Wisconsin State Natural Area in 1961 and a

National Natural Landmark The National Natural Landmarks (NNL) Program recognizes and encourages the conservation of outstanding examples of the natural history of the United States. It is the only national natural areas program that identifies and recognizes the best ...

in 1973.

Description

Abraham's Woods features an old-growth stand of southern mesic forest, which is increasingly rare in Wisconsin. Trees found in the woods include the

sugar maple ''Acer saccharum'', the sugar maple, is a species of flowering plant in the soapberry and lychee family Sapindaceae. It is native to the hardwood forests of eastern Canada and eastern United States. Sugar maple is best known for being the prim ...

, basswood,

red oak The genus ''Quercus'' contains about 500 species, some of which are listed here. The genus, as is the case with many large genera, is divided into subgenera and sections. Traditionally, the genus ''Quercus'' was divided into the two subgenera ''C ...

, bitternut hickory, hackberry,

butternut tree ''Juglans cinerea'', commonly known as butternut or white walnut,Snow, Charles Henry ''The Principal Species of Wood: Their Characteristic Properties'' 2nd ed. New York: John Wiley & Sons, 1908. p. 56. is a species of walnut native to the e ...

, slippery elm and

white oak The genus ''Quercus'' contains about 500 species, some of which are listed here. The genus, as is the case with many large genera, is divided into subgenera and sections. Traditionally, the genus ''Quercus'' was divided into the two subgenera ''C ...

. A

sandstone Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks. Most sandstone is composed of quartz or feldspar (both silicates ...

ridge surrounds the woods, creating a natural

amphitheatre An amphitheatre (British English) or amphitheater (American English; both ) is an open-air venue used for entertainment, performances, and sports. The term derives from the ancient Greek ('), from ('), meaning "on both sides" or "around" and ...

facing the east. Other plants that can be found in Abraham's Woods include the dogtooth violet, the wood nettle, the yellow jewelweed, the false rue anemone and the Dutchman's breeches. Additionally, it is home to an active great blue heron

rookery A rookery is a colony of breeding animals, generally gregarious birds. Coming from the nesting habits of rooks, the term is used for corvids and the breeding grounds of colony-forming seabirds, marine mammals ( true seals and sea lions), and ...

References

Protected areas of Green County, Wisconsin National Natural Landmarks in Wisconsin Forests of Wisconsin University of Wisconsin–Madison State Natural Areas of Wisconsin Protected areas established in 1961 1961 establishments in Wisconsin {{authority control