HUDC
HUDC00007835 Theo Holm s.n. 1911-06-30
United States, District of Columbia, District of Columbia, Terra Cotta swamps, 38.953722 -76.99831
HUDC
HUDC00007836 Ivar Tidestrom 11467 1923-07-11
United States, Maryland, Cecil, Elkton, 39.606779 -75.833272
HUDC
HUDC00007837
United States, VIRGINIA
HUDC
HUDC00009477
United States, Florida
HUDC
HUDC00009478
United States, Florida
HUDC
HUDC00009479
United States, Florida
HUDC
HUDC00009480
United States, Florida
HUDC
HUDC00009481
United States, Florida
HUDC
HUDC00009482
United States, Florida
HUDC
HUDC00009483 H. David Hammond 3584 1965-07-21
United States, District of Columbia, District of Columbia, Penna RR tracks, S of Balitmore-Washington Parkway, N.E., 38.895112 -77.036366
HUDC
HUDC00009484 H. David Hammond 3584 1965-07-21
United States, District of Columbia, District of Columbia, Penna RR tracks, S of Balitmore-Washington Parkway, N.E., 38.895112 -77.036366
HUDC
HUDC00009485 H. David Hammond 2095 1964-08-06
United States, New York, Albany, In older zone around "Poplar St." in Village of Colonie, 42.719928 -73.833382
HUDC
HUDC00009486 H. David Hammond 2095 1964-08-06
United States, New York, Albany, Village of Colonie, "Poplar St. Bog"; 42.719928 -73.833382, 42.719928 -73.833382
HUDC
HUDC00009487
United States, Massachusetts
HUDC
HUDC00009488
United States, Massachusetts
HUDC
HUDC00009489 Unknown s.n.
United States, VIRGINIA, Unknown
HUDC
HUDC00009490
United States, North Carolina
HUDC
HUDC00009491 Charles S. Parker 1527 1925-07-30
United States, Maryland, Anne Arundel, Swamp N. of Hiss's Bridge
HUDC
HUDC00009492
United States, Florida
HUDC
HUDC00009493
United States, Florida
HUDC
HUDC00009494
United States, VIRGINIA
HUDC
HUDC00009495
United States, VIRGINIA
HUDC
HUDC00009496 H. David Hammond 4868 1967-08-02
United States, Maryland, Montgomery, Wheaton Regional Park, S. end of Park, 39.053442 -77.031922
HUDC
HUDC00009497 H. David Hammond 4868 1967-08-02
United States, Maryland, Montgomery, Wheaton Regional Park, S. end of Park, 39.053442 -77.031922
HUDC
HUDC00009498 H. David Hammond 4406 1966-08-25
United States, Maryland, Montgomery, Wheaton Regional Park, vic. main entrance garage, 39.053442 -77.031922
HUDC
HUDC00009499 H. David Hammond 4406 1966-08-25
United States, Maryland, Montgomery, Wheaton Regional Park,Montgometry Co, Maryland, 39.053442 -77.031922
HUDC
HUDC00009500 H. David Hammond 3803 1965-09-07
United States, Maryland, Montgomery, Wheaton Regional Park, below ball fields, 39.053442 -77.031922
HUDC
HUDC00009501 H. David Hammond 4359 1966-08-11
United States, Delaware, Sussex, vic. Cape May-Lewes Ferry Slip, vic. Cape Henlopen, 38.774556 -75.13935
HUDC
HUDC00009502 H. David Hammond 3739 1965-08-23
United States, Maryland, Anne Arundel, Smithsonian Institution Java Farm, at old ruined house, 38.886934 -76.540169
HUDC
HUDC00009503
United States, North Carolina
HUDC
HUDC00009504 H. David Hammond 2024 1964-07-12
United States, Delaware, Sussex, Trap Pond State Park, 38.525115 -75.466309
HUDC
HUDC00009505 H. David Hammond 2024 1964-07-12
United States, Delaware, Sussex, Trap Pond State Park, 38.525115 -75.466309
HUDC
HUDC00009506
United States, VIRGINIA
HUDC
HUDC00009507 Charles S. Parker 151 1946-08-02
United States, District of Columbia, District of Columbia, Kenilworth Avenue near lily ponds, 38.900869 -76.945745
HUDC
HUDC00009508 H. David Hammond 4333 1966-08-09
United States, Delaware, Sussex, Rehoboth Beach, along Lake Drive, 38.720945 -75.076014
HUDC
HUDC00009509 H. David Hammond 4333 1966-08-09
United States, Delaware, Sussex, Rehoboth Beach, along Lake Drive, 38.720945 -75.076014
HUDC
HUDC00009510
United States, Florida
HUDC
HUDC00009511
United States, Florida
HUDC
HUDC00009512
United States, Rhode Island
HUDC
HUDC00009513 H. David Hammond 4598 1967-05-02
United States, Maryland, Montgomery, Wheaton Regional Park, 39.053442 -77.031922
HUDC
HUDC00009514 H. David Hammond 4125 1966-06-11
United States, Maryland, Montgomery, Wheaton Regional Park, park boundary, vic. "Old MacDonald's Farm", 39.053442 -77.031922
HUDC
HUDC00009515 H. David Hammond 3256 1965-05-06
United States, Maryland, Montgomery, Wheaton Regional Park, vic. Glenallen Rd, 39.053442 -77.031922
HUDC
HUDC00009516 H. David Hammond 804 1963-05-30
United States, New Jersey, Burlington, Rancocas Woods Mt. Laurel township, 39.989001 -74.860165
HUDC
HUDC00009517 Mary Emma Mack s.n. 1924-00-00
United States, District of Columbia, District of Columbia, Washington,DC, 38.904774 -77.016291
HUDC
HUDC00009518 Mary Emma Mack s.n. 1924-00-00
United States, District of Columbia, District of Columbia, Washington, D.C, 38.904774 -77.016291
HUDC
HUDC00009519 Charles S. Parker s.n. 1958-05-13
United States, Maryland, Anne Arundel, Rock Creek Park
HUDC
HUDC00009520
United States, Massachusetts
HUDC
HUDC00009521
United States, Massachusetts
HUDC
HUDC00009522
United States, Vermont
HUDC
HUDC00009524
United States, Maine
HUDC
HUDC00009525
Sweden
HUDC
HUDC00009526
United States, Washington
HUDC
HUDC00009527
United States, Idaho
HUDC
HUDC00009528 Sydney F. Blake 9467 1926-06-19
United States, Maryland, Montgomery, Plummer's Island
HUDC
HUDC00009529 Theo Holm s.n. 1896-06-17
United States, District of Columbia, District of Columbia, Brookland, 38.932889 -76.984142
HUDC
HUDC00009530 Theo Holm s.n. 1888-06-24
United States, District of Columbia, District of Columbia, Anacostia, 38.866501 -76.983864
HUDC
HUDC00009531 H. David Hammond 3472 1965-06-25
United States, Maryland, Montgomery, Wheaton Regional Park, Montgomery County, 39.053442 -77.031922
HUDC
HUDC00009532 H. David Hammond 3302 1965-05-30
United States, Maryland, Montgomery, Wheaton Regional Park, Montgomery County, Maryland (camping area), 39.053442 -77.031922
HUDC
HUDC00009533
United States, Florida
HUDC
HUDC00009534
United States, Florida
HUDC
HUDC00009535 Hugh O'Neill s.n. 1928-06-25
United States, Maryland, Montgomery, Great Falls, 39.002332 -77.246092
HUDC
HUDC00009536 Theo Holm s.n. 1888-06-24
United States, District of Columbia, District of Columbia, Anacostia River, 38.881603 -76.970989
HUDC
HUDC00009537
United States, VIRGINIA
HUDC
HUDC00009538
United States, VIRGINIA
HUDC
HUDC00009539
United States, VIRGINIA
HUDC
HUDC00009540 H. David Hammond 4803 1967-06-28
United States, New York, Saint Lawrence, Fowler township, 44.278672 -75.386322
HUDC
HUDC00009541 H. David Hammond 4716 1967-06-20
United States, New York, Orange, Harvard Black Rock Forest, 41.400055 -74.023819, 152m
HUDC
HUDC00009542 H. David Hammond 3033 1964-08-09
United States, New York, Washington, 1/2 mile south of Shushan on NY Rte. 61, Jackson Jwp, Washington Co., 43.083112 -73.342889, 168m
HUDC
HUDC00009543 H. David Hammond 4806 1967-06-28
United States, New York, Saint Lawrence, Fowler township, 44.278672 -75.386322, 131m
HUDC
HUDC00009544
United States, Massachusetts
HUDC
HUDC00009545 Theo Holm s.n. 1897-07-20
United States, District of Columbia, District of Columbia, Brookland, 38.932889 -76.984142
HUDC
HUDC00009546 H. David Hammond 3625 1965-08-05
United States, Maryland, Montgomery, Wheaton Regional Park, 39.053442 -77.031922
HUDC
HUDC00009547 H. David Hammond 3103 1964-10-18
United States, Maryland, Montgomery, Wheaton Regional Park, 39.053442 -77.031922
HUDC
HUDC00009548 H. David Hammond 2025 1964-07-12
United States, Delaware, Sussex, Trap Pond State Park, 38.525115 -75.466309
HUDC
HUDC00009549 H. David Hammond 2025 1964-07-12
United States, Delaware, Sussex, Trap Pond State Park, Sussex Co, Delaware, 38.525115 -75.466309
HUDC
HUDC00009550 H. David Hammond 2025 1964-07-12
United States, Delaware, Sussex, Trap Pond State Park, 38.525115 -75.466309
HUDC
HUDC00009551 H. David Hammond 4336 1966-08-09
United States, Delaware, Sussex, Rehoboth Beach, by Lake Drive, 38.720945 -75.076014
HUDC
HUDC00009552
United States, Vermont
HUDC
HUDC00009553
United States, Vermont
HUDC
HUDC00009554
United States, Kansas
HUDC
HUDC00009555
United States, Maine
HUDC
HUDC00009556 Unknown s.n. 1882-07-12
United States, Unknown, Unknown
HUDC
HUDC00009557 Unknown s.n. 1882-07-14
United States, Unknown, Unknown
HUDC
HUDC00009558 Hugh O'Neill s.n. 1930-07-28
United States, Maryland, Montgomery, Burnt Mills, 39.03372 -77.004421
HUDC
HUDC00009559 Rose Agnes s.n. 1930-07-23
United States, District of Columbia, District of Columbia, Catholic University of America, Brookland, 38.936781 -76.998628
HUDC
HUDC00009560 H. David Hammond 3540 1965-07-13
United States, Maryland, Montgomery, Wheaton Regional Park; between ball fields and Pine Lake area, 39.053442 -77.031922
HUDC
HUDC00009561 H. David Hammond 4248 1966-07-15
United States, Maryland, Montgomery, Wheaton Regional Park, near Glenallen Road, vicinity of Nature center, 39.053442 -77.031922
HUDC
HUDC00009562 H. David Hammond 4248 1966-07-15
United States, Maryland, Montgomery, Wheaton Regional Park, near Glenallen Rd, via Nature Center, 39.053442 -77.031922
HUDC
HUDC00009563
United States, VIRGINIA
HUDC
HUDC00009564
United States, Virginia
HUDC
HUDC00009565
United States, Massachusetts
HUDC
HUDC00009566
United States, Massachusetts
HUDC
HUDC00009567 William H. Seaman s.n.
United States, District of Columbia, District of Columbia, 38.904774 -77.016291
HUDC
HUDC00009568 William H. Seaman s.n.
United States, District of Columbia, District of Columbia, 38.904774 -77.016291
HUDC
HUDC00009569 H. David Hammond 4721 1967-06-20
United States, New York, Orange, woods below Cornwall, Harvard Black Rock Forest, 41.400055 -74.023819
HUDC
HUDC00009570 Hugh O'Neill s.n. 1931-08-01
United States, District of Columbia, District of Columbia, Waste place, C.U. Campus, 38.936781 -76.998628
HUDC
HUDC00009571
United States, Florida
HUDC
HUDC00009572
United States, Florida
HUDC
HUDC00009573
United States, Florida
HUDC
HUDC00009574
United States, Florida