SHIP
John M. Russell 187 1970-08-23
United States, Maryland, Baltimore, Patapsco Valley State Park
SHIP
John M. Russell 287 1970-11-10
United States, Maryland, Baltimore, beside Gunpowder River, at Prettyboy Reservoir
SHIP
John M. Russell 256 1970-10-04
United States, Maryland, Baltimore, upper Gunpowder River at Prettyboy Reservoir
SHIP
John M. Russell 478 1971-06-23
United States, Maryland, Baltimore, Gunpowder Falls State Park, Hereford area, upper Gunpowder River
SHIP
John M. Russell 427 1971-05-30
United States, Maryland, Worcester, US-50, ca. 3 mi W of Ocean City
SHIP
John M. Russell 147 1970-08-18
United States, Maryland, Baltimore, Patapsco Valley State Park, Cascade Trail, around falls
SHIP
John M. Russell 185 1970-08-15
United States, Maryland, Baltimore, Prettyboy Reservoir
SHIP
John M. Russell 492 1971-07-01
United States, Maryland, Baltimore, Catonsville Community College campus
SHIP
John M. Russell 144 1970-08-18
United States, Maryland, Baltimore, Patapsco Valley State Park, 50 m W of Cascade Falls
SHIP
John M. Russell 493 1971-07-01
United States, Maryland, Baltimore, Catonsville Community College campus
SHIP
Delzie Demaree 59570 1968-10-06
United States, Maryland, Montgomery, P. O. Rockville
SHIP
Rose Marie Andres 140 1971-07-18
United States, Maryland, Washington, Blair Valley, Clear Spring
SHIP
Sue Ann Keckler 1971-07-19
United States, Maryland, Washington, from Sharpsburg 4 mi S, across Potoamac River from Shepherdstown
SHIP
P. S. Violet 1971-07-05
United States, Maryland, Washington, Sharpsburg, Snyders Landing Road
SHIP
Rose Marie Andres 82 1971-07-14
United States, Maryland, Washington, Hagerstown, near Board of Education
SHIP
Sue Ann Keckler 1971-07-07
United States, Maryland, Washington, from Sharpsburg 0.75 mi W
SHIP
Rose Marie Andres 1971-07-10
United States, Maryland, Washington, Hagerstown, Wilcox Lane
SHIP
undetermined
Sue Ann Keckler 1971-07-10
United States, Maryland, Washington, Hagerstown, Wilcox Lane
SHIP
Sue Ann Keckler 1971-07-06
United States, Maryland, Washington, from Sharpsburg 0.75 mi W
SHIP
Sue Ann Keckler
United States, Maryland, Washington, detailed locality information protected
SHIP
C. Burcaw 103 1969-07-15
United States, Maryland, Frederick, Potomac River basin, near Harpers Ferry
SHIP
Rose Marie Andres s.n. 1971-07-18
United States, Maryland, Washington, Blair Valley
SHIP
Rose Marie Andres 2 1971-06-29
United States, Maryland, Washington, Oak Ridge Apartments
SHIP
C. Burcaw 109 1969-08-02
United States, Maryland, Allegany, Rocky Gap Road
SHIP
C. Burcaw 108 1969-07-05
United States, Maryland, Allegany, Irons Mountain Road
SHIP
Sue Ann Keckler s.n. 1971-07-18
United States, Maryland, Washington, Burnside Bridge Road
SHIP
P.S. Violet s.n. 1971-07-10
United States, Maryland, Washington, Snyders Landing Road
SHIP
Sue Ann Keckler s.n. 1971-06-28
United States, Maryland, Washington
SHIP
Frederick L. Martin s.n. 1965-07-25
United States, Maryland, Carroll, 4th Street
SHIP
Rose Marie Andres 170 1971-07-23
United States, Maryland, Washington, Blair Valley
SHIP
Rose Marie Andres 160 1971-07-21
United States, Maryland, Washington, near C & O Canal
SHIP
Frederick L. Martin s.n. 1965-07-02
United States, Maryland, Carroll, 4th Street
SHIP
Rose Marie Andres 196 1971-07-25
United States, Maryland, Washington, near Archer Avenue
SHIP
Rose Marie Andres 144 1971-06-23
United States, Maryland, Washington, Blair Valley
SHIP
Ken Ray s.n. 1967-07-29
United States, Maryland, Washington