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Youghiogheny River, S of Friendsville

Green Ridge State Forest, valley of Black Sulphur Run, approximately 0.4 km E of bridge crossing on Black Sulphur Road, Ridge and Valley

Green Ridge State Forest, Fifteenmile Creek Road, N of I-68, Pine Lick Hollow, along trail, approximately 0.8 km NNW of confluence with Fifteenmile Creek at Fifteenmile Creek Road, Ridge and Valley

large clear-cut NW of intersection of Melville Road and Old Furnace Road

E bank of Mills Branch under Route 291 bridge, ca. 0.15 mi W of Route 301

Susquehanna River 2000 feet SE of I-95 bridge, between railroad tracks and Susquehanna River

Potomac River, The Neck, just upstream from Four Locks Ridge and Valley, Blue Ridge

Pooles Creek

Savage River, Appalachian Plateau

Hickory Point Cypress Swamp, from Pocomoke City take Cedar Hall Road E to the intersection of Hickory Point Road (West), follow Hickory Point Road for approximately 1.5 mi, park and walk N into swamp

Chain Bridge Flats, 0.1 mi below Chain Bridge

St. Joseph's School at Providence Creek

Green Ridge State Forest, Wallizer Road just above White Sulphur (Community) Pond, Ridge and Valley Province

Hammel Glade Preserve, The Nature Conservancy, Appalachian Plateau

Potomac River, 1/4 mile downstream from confluence with Sideling Hill Creek

Messick Pond, Atlantic Coastal Plain

Potomac River, Graham Tunnel, Ridge and Valley

Hutton Road Bog, Allegheny Plateau

Fort Hill Preserve, The Nature Conservancy, south end, Ridge and Valley

[Millington Wildlife Management Area along] Black Bottom Road

Mill Creek Ornithological Society Preserve, about 30 feet from Route 662 and about 150 feet N of Mill Creek Bridge

Quaker Camp

McMahon's Mill

West Rocky Island, Piedmont

Green Ridge State Forest, Deep Run Creek, trails off Mertens Avenue

Nassawango Creek near Furnace, Old Furnace Road, Coastal Plain

NHP "CA" site, KE-LI, Lloyd Creek Marshes

Governor's Bridge Road

Cherry Creek bog, Allegheny Plateau

Millington Wildlife Management Area, along Cypress Branch

Tuckahoe State Park, off Cherry Lane, sandy glades at Old Overcup Trailhead, Coastal Plain

Park and Ride lot at junction of Route 50 and Route 404, Coastal Plain

above Chain Bridge

W side of Sugar Hollow, Ridge and Valley

Hammel Glade

Indigo Bend, Potomac River

shoreline of Northeast River in Charlestown

1.5 miles SE of Henderson

Green Ridge State Forest, Fifteen Mile Creek Road along Fifteen Mile Creek near Big Divide Ridge, Ridge and Valley

Elms Cooperative Wildlife Management Area, St. James Church Road, lower slopes of dry ridge, Inner Coastal Plain

Route 224 near Douglas Point, Coastal Plain

Snaggy Mountain sandstone glade, approximately 1.2 mi SW of the intersection of Snaggy Mountain Road and Swallow Falls Road, Allegheny Plateau

Idylwild Wildlife Management Area, Marshyhope Ponds section off Noble Road, Coastal Plain

Fishing Bay Wildlife Management Area, Elliot Island Road, Outer Coastal Plain

Hipsley's Mill, Cabin Branch Swamp, Piedmont

0.5 mile N of Foxtown, bog off Amish Road, Appalachian Plateau

S of Shinham Road, Ridge and Valley

second marsh system S of Douglas Point proper

Warm Spring Road

Puzzley Run, W slope in spring run, Allegheny Plateau