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Hoosier Prairie began in the 1970s as wasteland that conservation organization found of a unique interest. From a core of , it has grown to of important prairie habitat.〔(Hoosier Prairie, The Nature Conservancy )〕 The area was designated a National Natural Landmark in 1974〔(【引用サイトリンク】url=http://www.nature.nps.gov/nnl/site.cfm?Site=HOPR-IN )〕 and a State Nature Preserve in 1977〔Guide to Indiana Preserves, The Nature Conservancy, Indiana University Press; Bloomington, Indiana; 2006〕 The sandy soil creates a variety of habitats, from oak barrens, wet prairie, including sedge meadows and prairie marshes. More than 350 native species of vascular plants have been identified. A minimum of 43 species are uncommon in the State of Indiana.〔 It is a unit of the Indiana Dunes National Lakeshore. ==Description== Wheelchair accessible The first is considered to be wheelchair accessible. It is a wide ''gravel'' path. You can travel partway into the prairie, along the 'old field' restoration area on the west. A line of trees on the east open to provide views into the ''prairie marsh''.〔Hoosier Prairie; Division of Nature Preserves, Indianapolis, IN; undated, obtained in 2010-July〕 The trails into the prairie are chipped bark pathways, which can have the surrounding grasses and forbs leaning across them. They are only a single file track in width and not suitable for walkers or persons walking side by side. Prairie marsh trail is a circular trail from just beyond the midpoint of the accessible trail back to the end of the accessible trail.〔 Savanna trail is circular trail from the eastern edge of the ''Prairie marsh trail'', returning to the same point on the marsh trail.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Hoosier Prairie State Nature Preserve」の詳細全文を読む スポンサード リンク
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