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Near Park Forest, at Thorn Creek Woods Nature Preserve.

About 2.5 miles north of Altarnont, east off of Rt.128, at Rock Cave Nature Preserve.

Millstream Gardens State Forest, near parking lot.

East of hwy 67, ca. 3.3 miles south of St. Francois County line.

Between south side of hwy 36 and railroad tracks, ca. 3 miles E/NE of Monroe.

About 5 miles northwest of New London, 3.8 miles west of Rt.61, 0.4 miles south of the end of county maintenance of Rt. M.

Near Northbrook, 1/4 mile northeast of the intersection of Dundee and Western Ave. at Somme Nature Preserve.

At DOC Little Sac Woods Metro Forest, north of Springfield along Little Sac River.

Busiek State Forest, west of hwy 65, ca. 1 mile north of hwy A.

Graham Cave State Park. On slope west of cave entrance.

About 3 miles west of Cave-in-Rock, on bluff at east end of the Tower Rock Recreation Area.

Mark Twain National Forest. Along Brissel Ridge, ca. 2.5 miles west of Toledo.

Near Bluffton, on Co. Rd. W20, 3 mi. north of Bluffton, then 1 mi. west & 1/2 mi. north, about 1/2 mi. east of Cold Water Spring.

At southwest edge of Wheaton, on the Belleau Woods Forest Preserve.

Near Sibley, at Bur Oak Grove.

Burr Oak Woods Urban Forest. Exposed Bethany Falls limestone in small glade along Wildlife Habitat Trail.

Rocky Mountain National Park, on gravelly soil of Bighorn Flats in areas that are seasonally inundated, near Knobtop Mountain

River of No Return Wilderness Area.

Northeast of Anna, on the Shawnee National Forest, at Panther'€™s Den.

At the summit of Mount Washington.

At Chain-O-Lakes State Park.

Near summit of massive west-facing limestone bluff along east shore of Elk River, north of Noel.

In East Milton, off the east side of the Blackwater River, north of U.S.90.

At the south edge of Kimberling City, just off the west side of Hwy 13 at the Best Western Motel.

Amadon State Forest, ca. 0.8 miles east of Hahn's Mill; west of Stannett Creek.

Near Colony, at roadside park near junction of Routes K & V.

Near Park Forest, at the Thorn Creek Nature Preserve.

South of Fountain, at Portland Arch Nature Preserve: along south park trail.

In Shererville, at the Hoosier Prairie State Nature Preserve. Management section 9.

Near Budd; at Sunbury Railroad Prairie Nature Preserve.

Ouachita National Forest. Ca. 1 mile south of Big Cedar.

Scottsville (Rockhouse).

Along N shore of Clarence Cannon Reservoir, E of hwy 107.

Near Tuscon, on Mt. Lemmon.

About 5 miles east of Rhododendron, along US 26.

In Grand Beach, along the west side of road just south of the junction with Perkins Boulevard and Golf View Avenue.

Mark Twain National Forest, near Eagle Rock.

Kingston.

Apple River Canyon, Miner's Gulch.

In roadside rest area along north side of highway 24, about 1 mile east of DeWitt.

In small ravine south of hwy 50, ca. 2.5 miles east of Mt. Sterling.

2 mi S of Lebanon, Willamette Valley.

About 8 miles northeast of Van Buren, along west side of Route 21, at "T" junction with Route H.

About 3 miles southeast of Babson Park, south of Pfunstein Road; on Tiger Creek Preserve.

Mark Twain National Forest, along south side of highway 17.

ca 1mi E, 6 mi N of Waubay. Enemy Swim Lake, Nesodak Lutheran Bible Camp

ca 2 mi S, 1 mi E of Dawson. Slade National Wildlife Refuge.

On upper west slope of Spring Valley, opposite Holland Dam.

Near Drake, along roadside of Hwy 50, 1.7 mi west its junction with Hwy 19.

On Rhodes Mountain, along County Road 527, just south of Route D and Hwy 72 near the Silver Mines Recreation Area.