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The soil of Sand Ridge State Forest is 89% sand, 8% clay, and 3% silt. [5] There are two types of sand, red and yellow. [6] Dunes and swales were created after sand was deposited, but before vegetation could grow, during what is called the Parkland Formation. [1] [2] Dunes range from 6 m (20 ft) up to 30 m (98 ft). [1]
The Sand Prairie-Scrub Oak Nature Preserve, formerly called the Mason County State Wildlife Refuge and Recreation Area, is a 1,460 acre (591 ha) State Natural Area and Illinois Nature Preserve located in western Mason County, Illinois. The nearest town is Kilbourne, Illinois and the nearest numbered highway is Illinois Route 97. It contains ...
The Illinois List of Endangered and Threatened Species is reviewed about every five years by the Illinois Endangered Species Protection Board (ESPB). [1] To date it has evaluated only plants and animals of the US state of Illinois, not fungi, algae, or other forms of life; species that occur in Illinois which are listed as endangered or threatened by the U.S. federal government under the ...
However, the Forest is also home to many hardwood trees and other plant and animal species characteristic of the region. In the 1980s and 1990s, there was an active history of conservation and protest efforts by local, regional, and national environmental groups and individuals ranging from radical movements such as Earth First! to mainstream ...
The plants spread rapidly – 6 to 10 feet (1.8 to 3.0 m) annually – through the sand by subsurface runners , and can produce up to 100 stems per clump annually. [8] They can tolerate burial in as much as 3 feet (0.9 m) of sand; sand burial stimulates the rhizomes to grow vertically, and is essential to plant vigor. [ 9 ]
They can be distinguished using these criteria. When both sand laurel oak and swamp laurel oak are growing in the same area, sand laurel oak will flower about two weeks later than swamp laurel oak. Sand laurel oak grows on dry sandy soils, while swamp laurel oak grows on flood plains, river bottoms, and occasionally poorly drained upland soils.
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A beech and maple tree growing adjacent to each other. A beech–maple forest or a maple beech forest is a climax mesic closed canopy hardwood forest. [1] It is primarily composed of American beech and sugar maple trees which co-dominate the forest and which are the pinnacle of plant succession in their range.