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Hawaiian Volcanoes National Park. Road from Kilauea Crater Rim Road to end of Mauna Loa Strip Road.

Near summit of Pilot Knob, Spencer Norton Preserve, about 4 miles northwest of Clay City.

In Milton, east of 191 at Adrian Carpenter Park.

At Johnson Shut-Ins State Park.

Near Granby, in the Arapaho National Forest, Indian Peaks Wilderness Area.

At the north edge of Gary, north of Industrial Drive, east of Clark Road.

Corner of Rt. 88 and St. Mary, Sterling.

Walnut Substation, in Walnut.

Along the east edge of Champaign, on the campus of the University of Illinois.

In Lisle, on Main Street about 2 blocks north of Ogden Avenue.

About 3 miles south of Avena, along the north side country road.

About 0.5 miles east of Emerson.

About 12 miles west of Eagleville, along Rt. M between Rts NN & D, about 1/2 mile east of Rt. NN.

About 1.5 miles south of the county line, at the north edge of Crestview

In Elizabethtown, along Ohio River, at Chamber of Commerce Building.

About 3 miles north of Williamsport, east of US 41, along Copeland Hill Road on Pine Creek Nature Preserve

About 2 miles east of Pamona, along the north side of Cove Hollow.

Near Atlanta, at the southeast edge of the Atlanta Wildlife area.

East of highway 59 at south edge of Nacogdoches.

Pounds Hollow. Near beaver dam at south end of Pounds Lake.

Near Lincoln, at Edward R. Madigan State Park (formerly Railsplitter State Park)

Along south side of highway 50, about 1.5 miles east of Jefferson City.

Near Willow Springs, at Columbia Woods Preserve about 1/2 mile southwest of the intersection of Archer Av. and Willow Springs Road.

Near Atlanta, 1250 ave. and 2400 N; at old railroad crossing.

Cheshire Township, on hillside east of Lanesborough Mountain Road.

HaHaTonka State Park. At entrance to Island Pit Cave.

Evan's farm, ca. 9 miles north of Frankfort on Bates Lane; east of Ky 127.

At summit of bluff along east shore of Little Sugar Creek.

Shaeffer Hollow Hill Prairie

Along highway 61, 1 mile north of southern county line.

Mark Twain National Forest. Along west side of highway 19, about 0.6 miles north of Eleven Point River.

About 5.4 miles south of Eagleville, along the west side of U.S. 69.

On the West DuPage Woods Forest Preserve, north of Gary's Mill Road, at Elson's Hill.

Ca. 1.5 miles north of Camden; east of highway 1.

Logging road off of NC 281 on Crescent Resources property around 1.5 mi south of the junction of NC 281 and US 64 in the vicinity of Sapphire and Lake Toxaway

West of Kirksville, at Thousand Hills State Park.

About 1 mile north of Edgerton, off gravel road (Platte Ave.)

At the Rocky Branch Nature Preserve north of Clarksville

Montauk State Park. On upper slope of hillside east of campground.

In Bourbonnais, at the Geological Area Canyon, (Indian Caves Area).

West of Elwood, at the Joliet Army Ammunition Plant.

Mark Twain State Park, at Buzzard's Roost picnic area, along highway 107, about 2 miles south of Florida.

Near Magnolia, at Magnolia Cemetery on Rt. 89 just south of Rt. 18.

Near Joliet, at Spring Creek Greenway-Lower Spring Creek

West of Morocco, along east side of 500 W Road, just north of Beaver Creek Bridge.

1.5 mi W. 6mi S of Harvey. Lone Tree State Wildlife Management Area.

Mark Twain State Park. Along shore near shrine.

About 5 miles east of Elizabethtown, at Tower Rock Recreation Area, at picnic area.

Forest Park Nature Preserve.

In Buffalo, near the U.S. Coast Guard Station at the mouth of the Buffalo River; on the Times Beach dredged disposal area along the dike area.