- Plummers Island, in the Potomac River near Cabin John2
- Region between Leornardtown & Millstone.2
- Salisbury2
- Sheppard Asylum2
- Sligo Creek2
- Soldier's Delight2
- Takoma Park2
- Talbot2
- West shore of Cash Lake, Patuxent Research Refuge2
- Woods along Dan's Rock Road, near Midlands2
- Accokeek, Piscataway Park easement, off the west side of West Auburn Road .8 km from Bryan Point Road.1
- Across Rt 5 and south of Buzzy Country Store near Scotland.1
- Adelphi Rd., 1 1/2 miles NE. Adelphi1
- Allegheny Plateau, wetlands parallel to the Youghigheny River, north of Gap Falls.1
- Allegheny, TNC glades.1
- Along Battle Creek.1
- Along Hwy Alt 40, ca 2 mi west of Grantsville, at Negro Mtn.1
- Along MD Rt 318 between Preston & Federalsburg, east of American Corner Road.1
- Along Marshyhope Cr.1
- Along Paint Branch, 2.5 miles SW of Beltsville1