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Place
- North America150
- USA150
- Washington, D.C.[remove]150
- Contact UM Herbarium80
- Washington, D. C.11
- no data5
- Chevy Chase3
- Near Washington, D.C.3
- Rock Creek Park3
- Piedmont, Potomac River, 0.5 miles below Fletcher's Boathouse.2
- Rock Creek Park, Washington, D. C.2
- Rock Creek, Washington, D. C.2
- Anacostia River, along northeastern edge of Kenilworth Marsh.1
- Bank of Chesapeake and Ohio Canal opposite Chain Bridge Road, Washington.1
- Bingham Drive, Rock Creek Park, Washington1
- Cor. of Montana & New York Sts.1
- District of Columbia and vicinity, near Lynnhurst, Virginia1
- Eastern branch of the Potomac river1
- Eckington1
- Environs de Washington, D.C.1