#209- Boot Lake Nature Preserve/ Little Calumet Headquarters-Elkhart Co., 66.6 acres. The nature preserve property is located 2.5 miles northwest of City of Elkhart. Tract contains hydric peaty muck flats, hydric peaty sand flats which support disjunct Atlantic Coastal Plain plants, a number of which are rare; also button bush swamps, associated upland woodlands & fields, & a prairie restoration. Rare plants found here include dwarf umbrella-sedge & long beaked bald-rush, both considered state threatened.