Culberson Woods State Nature Preserve is located in Clinton County

Clinton County, Ohio

Clinton County is a county located in the state of Ohio, United States. As of the 2010 census, the population was 42,040. The 2008 Census Population Estimate places the figure at 43,200. It is named for former U.S. Vice-President George Clinton...

, Ohio

Ohio

Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. It protects one of the largest remnants of the white swamp forest which once covered the uplands of the Till Plans

Glacial till plains (Ohio)

The Glacial till plains are a till plain landform in the Northwest of Ohio.This region is fertile and has gently rolling moraine hills created by the movement of glaciers. Glaciers created the Ohio River basin....

 of Ohio and Indiana. This type of swamp has poorly drained, white clay soil and is wet in the winter but dry in the summer.

The most common trees in the swamp are Red Maple

Red Maple

Acer rubrum , is one of the most common and widespread deciduous trees of eastern North America. It ranges from the Lake of the Woods on the border between Ontario and Minnesota, east to Newfoundland, south to near Miami, Florida, and southwest to east Texas...

, Pin Oak

Pin oak

Quercus palustris, the Pin oak or Swamp Spanish oak, is an oak in the red oak section Quercus sect. Lobatae.-Distribution:...

, Shagbark Hickory

Shagbark Hickory

Carya ovata, the Shagbark Hickory, is a common hickory in the eastern United States and southeast Canada. It is a large deciduous tree, growing up to 27 m tall, and will live up to 200 years. Mature Shagbarks are easy to recognize because, as their name implies, they have shaggy bark...

, Shellbark Hickory

Shellbark Hickory

Carya laciniosa, the Shellbark hickory, in the Juglandaceae or Walnut family is also called shagbark hickory, bigleaf shagbark hickory, kingnut, big, bottom, thick, or western shellbark, attesting to some of its characteristics...

, Swamp White Oak

Swamp White Oak

Quercus bicolor, the swamp white oak, is a medium-sized tree of the north central and northeastern mixed forests. It has a very large range, and can survive in a variety of habitats. It grows rapidly and can reach 300 to 350 years...

, American Elm

American Elm

Ulmus americana, generally known as the American Elm or, less commonly, as the White Elm or Water Elm, is a species native to eastern North America, occurring from Nova Scotia west to Alberta and Montana, and south to Florida and central Texas. The American elm is an extremely hardy tree that can...

 and sweetgum. Culberson woods also contains tree species unusual for the Till Plains, such as Pumpkin Ash and Winterberry. Summer flowers include purple fringeless orchid and cardinal flower.

Culberson woods is open to the public, but it encompasses 40 acres (161,874.4 m²) with no trails.