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USA, Illinois, Macon, North right-of-way of Illinois Central Railroad, about 0.25 mile northwest of Warrensburg.

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USA, Illinois, Pike, West of J. R. Shaw's peach orchard, near Nebo.

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USA, Illinois, Fayette, Dean Hills Nature Preserve, Herrick Quadrangle.

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USA, Illinois, Mason, Long Branch Sand Prairie, just wst of the Mid-State Dragway, and about 2.5+ miles eat of the Illinois River.

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USA, Illinois, Pike, Southeast of R. A. Watson's peach orchard, near Valley City.

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USA, Illinois, Mason, Long Branch Sand Prairie, just wst of the Mid-State Dragway, and about 2.5+ miles eat of the Illinois River.

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USA, Illinois, Pike, W. C. Bunn's peach orchard, at Pittsfield.

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USA, Illinois, Mason, Near Quiver Lake.

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USA, Illinois, Pike, In J. W. Kendrick's peach orchard, near Kinderhook.

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USA, Illinois, Kankakee, Iroquois Woods Nature Preserve, Otto Township, 4 miles south of Kankakee, IL, 41.04536 -87.85014, 187m

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USA, Illinois, Menard, New Salem State Park.

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USA, Illinois, Pike, In C. F. Guthrie's peach orchard, southwest of Pleasant Hill.

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USA, Illinois, Shelby, West side of Lake Mattoon on County Road 3600 East, opposite cemetery, just north of causeway. Elevation about 199 meter., 39.3582 -88.4716, 199m

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USA, Illinois, Menard, Sangamon River, west of Greenview.

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USA, Illinois, Pike, By cemetery in J. W. Guthrie's peach orchard, southwest of Pleasant Hill.

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USA, Illinois, Madison, Watershed Nature Center, 1591 Tower Ave, Edwardsville.

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USA, Illinois, Menard, East of Sweet Water.

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USA, Illinois, Pope, Jackson Hollow Natural Area.

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USA, Illinois, Mercer, North of New Boston.

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USA, Illinois, Pulaski, East of Grand Chain.

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USA, Illinois, Marshall, Hopewell, IL. Approximately 5 miles north of Chillicothe, IL. 0.4 mile due west of IL Route 29. Lots 184, 185, & 186., 40.99067 -89.45552

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USA, Illinois, Alexander, Shawnee National Forest. Jonesboro Ranger District, Compartment J-103. Mill Creek 7.5 minute topo. Mesic ravine, near base of slope.

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USA, Illinois, Mercer, North of New Boston.

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USA, Illinois, Pulaski, 2 miles west of Pulaski.

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USA, Illinois, Lee, The Green River State Wildlife Area is in the Green River Lowland Section of the Grand Prairie Natural Division of Illinois. TheWildlife Area is about 14 mile directly south of Dixon, Illinois. Harmon 7.5 minute quadrangle. Elevation about 680 feet.

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USA, Illinois, Mercer, Northwest of New Boston.

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USA, Illinois, Putnam, Mark.

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USA, Illinois, Lee, The Green River State Wildlife Area is in the Green River Lowland Section of the Grand Prairie Natural Division of Illinois. TheWildlife Area is about 14 mile directly south of Dixon, Illinois. Harmon 7.5 minute quadrangle. Elevation about 680 feet.

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USA, Illinois, Mercer, North of New Boston.

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USA, Illinois, Randolph, South of Ruma.

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USA, South Carolina, Abbeville, North side of Long Cane Creek, northwest quadrant of junction Forest Road 501 and creek; Margin of floodplain forest near creek. North end of concrete bridge, 2.5 miles east of Abbeville.

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USA, Illinois, Morgan, Northeast of Meredosia.

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USA, Illinois, Randolph, South of Ruma.

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USA, Illinois, Douglas, Along the Embarras River at the bridge on County Hwy 1000E, 0.7 mile west of Camargo., 39.7998 -88.1705

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USA, Illinois, Morgan, South of Meredosia.

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USA, Illinois, Randolph, 4 miles southeast of Chester.

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USA, Illinois, Ogle, Northwest side of Route 2, northeast side of Silver Creek.

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USA, Illinois, Randolph, 1 mile south of Leanderville.

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USA, Illinois, Cook, Miami Woods Forest Preserve, Morton Grove; Caldwell Avenue between Dempster and Oakton Streets, on west side of bike trail, 0.25 block south of prairie.

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USA, Illinois, Peoria, Horseshoe Bottom Overlook.

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USA, Illinois, Richland, 4 miles west of Dundas.

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USA, North Carolina, Swain, Great Smoky Mountains National Park. Chambers Creek Watershed. Just south of Lakeshore Trail at Campsite 98., 35.45065 -83.6071, 556m

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USA, Illinois, Will, Blodgett Road Dolomite Prairie in the Des Plaines Conservation Area. West of Interstate 55 near junction of the Illinois and Des Plaines River with the Kankakee River. North of Grant Creek, west of the lake, and south of power line right-of-way. In the Grand Prairie Section of the Grand Prairie Natural Division. Coordinate Datum: WGS84/NAD83., 41.38314 -88.20604

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USA, Illinois, Pike, At Cincinnati Landing.

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USA, Illinois, Richland, Northwest of Parkersburg.

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USA, Illinois, Pope, Jackson Hollow Natural Area.

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USA, Illinois, Saint Clair, Vicinity of Edgemont.

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USA, Illinois, Pulaski, 1 mile north of America.

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USA, Illinois, Saint Clair, Vicinity of Dupo.

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USA, Illinois, Randolph, North of Kaskaskia, Kaskaskia Island.

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USA, Illinois, Saint Clair, Vicinity of Fairview.

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USA, Illinois, Randolph, Old Kaskaskia, Kaskaskia Island.

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USA, Illinois, Saint Clair, Vicinity of Edgemont.

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USA, Illinois, Rock Island, West of Andalusia.

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USA, Illinois, Saint Clair, South of Edgemont.

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USA, Georgia, Sumter, Edge of woods near west side of Brickyard Road, north of ditch leading to tributary of Po Joe Branch, 0.6 mile north-northeast of US Highway 280 (Georgia 30), calculated 8 (air) mile east-southeast of Americus. Elevation caculated 350 feet. SU-203d (Methvins Quadrangle, Soil Map 37).

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USA, Illinois, Saint Clair, Fox Terminal, northwest of Cahokia.

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USA, Illinois, Saint Clair, At Falling Springs, east of Dupo.

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USA, Illinois, Vermilion, Middle Fork Woods Nature Preserve at Kickapoo State Park, west of and adjacent to the MIddle Fork River. Danville NW 7.5 minute quadrangle.

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USA, Illinois, Saint Clair, Grand Marias State Park.

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USA, Illinois, Saint Clair, Vicinity of Dupo.

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USA, Kentucky, Johnson, Levisa fork of the Big Sandy River; near the intersection of Route 321 and a street labelled Industrial Park; ca. 1/2-way between Paintsville and Prestonburg.

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USA, Illinois, Saint Clair, Grand Marais State Park.

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USA, Illinois, Saint Clair, Along Route 157, west of Edgemont.

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USA, Kentucky, Johnson, North side of the urban portion of Paintsville.

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USA, Illinois, Saint Clair, Near village of Smithton.

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USA, Illinois, Saint Clair, East of French Village.

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USA, Illinois, Wabash, Along the Wabash River south of the State Hwy 15 bridge in Mount Carmel., 38.3984 -87.7573

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USA, Tennessee, De Kalb, Edgar Evins State Park. Eastern Highland Rim Physiographic Region. UTM 16S 0603102mE, 3992547mN (accuracy + 32 feet). Center Hill Dam 7.5 minute quad.

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USA, Illinois, Saint Clair, River front, vicinity of East St. Louis.

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USA, Illinois, Saint Clair, In Bluff Park.

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USA, Illinois, Cass, Site M. Seep along gravel road on south side of Panther Creek. Chandlerville 7.5 minute topographic map.

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USA, Illinois, Scott, 0.5 mile north of Naples.

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USA, Illinois, Saint Clair, Unknown (check Neill's book).

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USA, Missouri, Ripley, At Doniphan Riverfront Park along Current River; around camping area, off of US 160 in Doniphan

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USA, Illinois, Stephenson, Along Yellow Creek, southwest of Freeport.

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USA, Illinois, Saline, South of Carrier Mills.

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USA, Illinois, Union, On Walton farm, 1 mile northeast of east limits of Anna.

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USA, Illinois, Saline, Harrisburg.

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USA, Illinois, Wabash, North of Mt. Carmel.

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USA, Illinois, Sangamon, Unknown.

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USA, Illinois, Lee, Green River State Wildlife Management Area. Sand Prairie. Green River Lowland Section of the Grand Prairie Natural Division. Coordinate Datum: WGS84/NAD83. East side of Pump Factory Road, across from sand parking lot., 41.64764 -89.49689

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USA, Illinois, Warren, Northeast of Swan Creek.

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USA, Illinois, Sangamon, Unknown.

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USA, Illinois, Morgan, South side of Mud Creek, about 2 miles southwest of Arenzville; cropland margins; Chapin quadrangle; Edge of secondary forest; tree about 30 feet tall.

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USA, Illinois, White, Webbs Ferry, south of Grayville.

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USA, Illinois, Schuyler, Along Sugar Creek, west of Browning.

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USA, Illinois, Whiteside, West of Spring Hill.

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USA, Illinois, Schuyler, 2 miles south of Camden.

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USA, Illinois, Woodford, ParkLands Foundation's Chinquapin Bluffs Preserve; located approximately 5 miles north of Carlock, Illinois. Map Datum: WGS84/NAD83., 40.65498 -89.13403, 194m

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USA, Illinois, Will, Du Page River, on east side of Book Road, about 0.5 mile north of 119th Street. Ex The Morton Arboretum Herbarium, No. 16118.

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USA, Illinois, Scott, South of Oxville.

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USA, Illinois, Williamson, Along Wild Turkey, off of Devil's Kitchen Road.

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USA, Illinois, Scott, South of Alsey.

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USA, Illinois, Williamson, Crab Orchard National Wildlife Refuge.

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USA, Illinois, Scott, South of Bluffs.

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USA, Illinois, Woodford, 2 miles north of Spring Bay.

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USA, Illinois, Scott, South of Bluffs.

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USA, Illinois, Woodford, At Spring Bay.

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USA, Illinois, Shelby, South of Harmon Cemetery, northeast of Lakewood.