JEF
W.E. Thomas 5520 2021-03-19
United States, Kentucky, Oldham, Harmony Marina Rd. off Rose Island Rd., 38.4109 -85.61137
JEF
W.E. Thomas 663 2003-03-27
United States, Indiana, Crawford, Old dam 44 park/boat ramp, 38.18398 -86.3318
JEF
W.E. Thomas 673 2003-04-01
United States, Kentucky, Jefferson, Louisville, Cherokee park, 38.23764 -85.69419
JEF
W.E. Thomas 5539 2021-04-05
United States, Indiana, Harrison, Mauckport, Klinstiver boat ramp off SR 11, 38.012402 -86.165512
JEF
W.E. Thomas 3161 2009-04-22
United States, Indiana, Clark, Charlestown S.P., 38.411053 -85.625665
JEF
W.E. Thomas 3385 2010-03-23
United States, Indiana, Clark, Charlestown S.P. near mouth of jenny lind run, 38.395779 -85.634221
JEF
W.E. Thomas 4344 2014-04-05
United States, Indiana, Floyd, New Albany riverfront area east of K&I bridge, 38.28702 -85.801151
JEF
W.E. Thomas 6694 2023-03-19
United States, Indiana, Clark, Origin Park, east of Emery Xing Rd, north of Croghan St., 38.290658 -85.783528
JEF
W.E. Thomas 7266 2024-04-15
United States, Kentucky, Meade, Brandenburg , Buttermilk Falls Trail, 38.003648 -86.164337
JEF
W.E. Thomas 5144 2020-04-27
United States, Kentucky, Carroll, Along the Kentucky River at old lock #1, 38.65996 -85.14529
JEF
W.E. Thomas 7789 2025-03-28
United States, Kentucky, Trimble, Milton City Park [Ohio river], 38.724491 -85.363096
USF
196458 S. R. Hill 13552 1984-04-17
United States, Maryland, Baltimore Co., White Marsh, NE side of Rte. 43; Whitemarsh Blvd, E of Rte. 95 and ca. 1 mi. E of Silver Spring Rd.
USFWS:PRR
PRR001630 Bill Harms 9116 2016-03-26
United States, Maryland, Prince George's, Patuxent Research Refuge--Central Tract--South of Duvall Bridge; South of Duvall Bridge, 39.04502 -76.788666, 23m
USFWS:PRR
PRR003254 Bill Harms 8782 2015-04-11
United States, Maryland, Anne Arundel, Patuxent Research Refuge--North Tract--Odenton Magnolia Bog; Magnolia Bog next to Clean Fill Dump, 39.064701 -76.732607, 24m
USFWS:PRR
PRR000122 Bill Harms 6152 2011-03-26
United States, Maryland, Anne Arundel, Patuxent Research Refuge--North Tract--Bailey Bridge; East of Bailey Bridge, trail on south bank of Little Patuxent River, 39.0606 -76.7364, 23m
PAC
PAC0091079 Evan Pugh s.n.
Germany, Baden-Württemberg, Heidelberg
PAC
PAC0091080 Edward H. Jenkins s.n. 1876-05-08
Germany, Leipzig, Sachsen
PAC
PAC0091078 Charles K. Swartz s.n. 1887-05-00
Germany, Sans Souci Park, Potsdam
PAC
PAC0091083 Ulrich Kull s.n. 2012-04-30
Germany, Baden-Württemberg, Stuttgart, Zuffenhausen area
PAC
PAC0040102 John R. Kunsman 3794 1981-05-01
United States, Pennsylvania, Blair, 1/2 mile ESE of Ironville, Little Juniata River, 268m
PAC
PAC0040103 John R. Kunsman 8601 1987-05-06
United States, Pennsylvania, Blair, 1.3 miles SE of Birmingham, Little Juniata River, 40.630636 -78.184113, 250m
PAC
PAC0040104 John M. Fogg, Jr. 21,460 1954-04-10
United States, Pennsylvania, Philadelphia, above Rex Avenue, Wissahickon Creek
PAC
PAC0040105 J. Bernard Brinton, M.D. s.n. 1892-04-30
United States, Pennsylvania, Delaware, Lansdowne, 39.938168 -75.271851
PAC
PAC0040394 Herbert A. Wahl s.n. 1937-05-04
United States, New York, Tompkins, Ithaca, Cornell University, 42.447017 -76.482996
CalBG:RSA
RSA0166650 Steven R. Hill 13552 1984-04-17
United States, Maryland, Baltimore, NE side of Rte. 43 (Whitemarsh Blvd) just E of Silver Spring Road; White Marsh.
CalBG:RSA
RSA0152998 Peter F. Zika 27605 2016-03-05
United States, Washington, Whatcom, Nequalicum Avenue near Lindbergh Avenue, Bellingham., 48.764 -122.508, 20m
CalBG:RSA
Louis C. Wheeler 5600 1942-04-16
United States, Pennsylvania, Delaware, Along Darby Creek, ca. 1 mile N of Springfield.
CalBG:RSA
RSA0509481 Charles Louis Pollard s.n. 1896-04-29
United States, District of Columbia, Rock Creek.
BRU
PBRU00062105
France
BRU
PBRU00062108 von Gausauge 1846-05-00
Germany
BRU
PBRU00062106 Charles Bailey 35 1865-04-08
United Kingdom
BRU
PBRU00062107 J. Brown 1841-04-00
United Kingdom of Great Britain and Northern Ireland, In pastures.
BRU
PBRU00062309 von Gausauge 1846-06-00
Germany, Prussia.
GSMNP
Thompson, Sarah Not Provided 2014-04-21
United States, Tennessee, BLOUNT, Newfound Gap Road near Kanati Fork., 35.285224 -83.3934603
KANU
276522 Steven R Hill 13552 1984-04-17
United States, Maryland, Baltimore, NE side of Rte 43 (White Marsh Boulevard) just E of Rte 95 and ca 1 mi E of Silver Spring Road; White Marsh, 39.378428 -76.429416
KANU
276523 M Jacobs; H J van Hattum 152 1950-04-15
Netherlands, Zuid-Holland, Leiden, Maredijk, 52.166748 4.488191
KANU
276524 Nathaniel T Kidder s.n. 1918-05-06
United States, Massachusetts, Norfolk, Milton, 42.24944 -71.06667
KANU
276525 Elizabeth C Earle 171 1935-04-13
United States, Pennsylvania, Delaware, Springfield, 1 mi N, 39.94516 -75.32019
KANU
343087 Caleb A Morse 8978 2003-04-07
United States, Pennsylvania, Philadelphia, Philadelphia, just NE Chestnut Hill; Wissahickon Valley Park, near Bells Mill Road crossing of Wissahickon Creek, 40.0783333 -75.2272222, 100 - 300m
KANU
440813 Daniel E Atha 6924 2009-04-09
United States, New York, Bronx, The New York Botanical Garden, NW quarter of the Garden, ca 20 m W (by air) of the Bronx River and 15 m S (by air) of Kazimiroff Boulevard, 40.866801 -73.874571, 16m
KANU
440229 Samantha Young Pryer 6421 2016-03-16
United States, Kansas, Cherokee, Property located on the W side of SW 110th Street, ca 410 m N of US Hwy 160, 37.17047 -95.03286, 255m
KANU
440230 Neil Snow 11177 2020-03-28
United States, Kansas, Crawford, Pittsburg, near corner of S Joplin Street and Hobson Drive; Kiwanis Park, 37.3881611 -94.7005389, 276m
Harvard:NEBC
01690026 D. A. Lovejoy 2021-05-11
United States of America, Massachusetts, Hampden County, Main Street, behind church in town center
Harvard:NEBC
00872133 W. T. Kittredge 2073 2016-04-17
United States of America, Massachusetts, Essex County, Gulf of Maine Coastal Plain Ecoregion, Ipswich River Watershed. Harold Parker State Forest, Lorraine Campground, GPS 42.60739, 71.09250W
Harvard:NEBC
00872134 W. T. Kittredge 2072 2016-04-17
United States of America, Massachusetts, Middlesex County, Gulf of Maine Coastal Plain Ecoregion, Ipswich River Watershed, 9-11 Batchelder Avenue, GPS 42.59943N, 71.12267W
Harvard:NEBC
00521264 Zachary Nowak 2015-010 2015-05-07
United States of America, Massachusetts, Suffolk County, Boston Basin Ecoregion: Muddy River Watershed. Back Bay Fens, between Path P of the Fenway Victory Gardens and the west side of Muddy River. GPS 42.346387N, 71.09244W
Harvard:GH
00578519 R. Bye 34681 2006-04-12
United States of America, Massachusetts, Middlesex County, Cambridge, Kirkland Avenue, between Francis Avenue and Irving Street
Harvard:NEBC
00578520 W. Deane 1914-05-08
United States of America, Massachusetts, Middlesex County, Cambridge, in William Brewster's garden
Harvard:NEBC
00578521 R. L. Angelo, J. W. Hinds, P. L. Hinds & S. Chapin 1983-05-01
United States of America, Massachusetts, Middlesex County, Concord, between Robb (Pratt) house & adjacent house to the north on Monument St.
Harvard:A
00578522 E. W. Wood 4690 1982-05-08
United States of America, Massachusetts, Middlesex County, Weston, Case Estates of the Arnold Arboretum, at the junction of School and Wellesly St.
Harvard:NEBC
00578523 T. W. Wells 1962-05-06
United States of America, Massachusetts, Norfolk County, Milton
Harvard:NEBC
00578524 T. W. Wells 1969-05-13
United States of America, Massachusetts, Norfolk County, Milton
Harvard:NEBC
00578525 N. T. Kidder 1923-06-23
United States of America, Massachusetts, Norfolk County, Milton
Harvard:NEBC
00578526 L. A. Standley 2013-05-04
United States of America, Massachusetts, Norfolk County, Needham
Harvard:GH
00578527 H. W. Cushing
United States of America, Massachusetts, South Hingham
Harvard:NEBC
00578528 C. H. Knowlton 1947-05-10
United States of America, Massachusetts, Plymouth County, Hingham
Harvard:NEBC
00578529 B. A. Sorrie 2866 1985-04-30
United States of America, Massachusetts, Plymouth County, Plymouth
Harvard:NEBC
00578530 L. J. Mehrhoff 21611 2002-04-24
United States of America, Massachusetts, Hampshire County (Massachusetts), Hadley
Harvard:NEBC
00578531 B. A. Sorrie, W. Peterson & E. D. Strawn 316 1980-04-27
United States of America, Massachusetts, Bristol County, Westport
Harvard:NEBC
00578532 Mrs. J. E. Thayer 1924-00-00
United States of America, Massachusetts, Worcester County, Lancaster
Harvard:NEBC
00578533 P. B. Weatherbee 5008 1999-05-10
United States of America, Massachusetts, Berkshire County, Williamstown
Harvard:NEBC
00578534 R. L. Champlin 1983-05-03
United States of America, Rhode Island, Newport County, Newport
Harvard:NEBC
00578535 L. J. Mehrhoff 15469 1992-05-12
United States of America, Connecticut, New Haven County, Wallingford
Harvard:NEBC
00578536 L. J. Mehrhoff 11192 1985-04-16
United States of America, Connecticut, Fairfield County, Darien
Harvard:NEBC
00578537 L. J. Mehrhoff & N. Tabak 22609 2006-03-24
United States of America, Connecticut, Fairfield County, Greenwich
Harvard:NEBC
02618645 D. McGrady 239 2020-04-26
United States of America, Rhode Island, Providence County, Conklin Limestone Quarry, 1000 ft south-southeast of Wilbur Rd
Harvard:NEBC
00549900 B. T. Hamlin 2015-05-13
United States of America, Massachusetts, Middlesex County, Boston Basin Ecoregion: Mystic River Watershed. Middlesex Fells Reservation, Molly Spring Road just east of gate 14, GPS 42° 27.052'N, 71° 7.531'W
Harvard:GH
00592552 R. E. Silberglied 1969-05-01
United States of America, Massachusetts, Middlesex County, Weston, The Case Estates
Harvard:GH
01660791 [data not captured]
United States of America, District of Columbia, [data not captured]
Harvard:GH
01660792 G. C. Tucker 3694 1987-04-28
United States of America, Pennsylvania, Lancaster County, 2 miles SW of Manheim, at Jonde Lane Farm near intersection of Auction Road and Weaver Road
Harvard:GH
01660793 [data not captured]
United States of America, Tennessee, Knox County, [data not captured]
Harvard:GH
01660794 S. R. Hill 13552 1984-04-17
United States of America, Maryland, Baltimore County, NE side of Rte. 43 (Whitemarsh Blvd) just E of Rte. 95 and ca. 1 mi E of Silver Spring Road; White Marsh
Harvard:GH
01845240 J. B. Nelson 32763
United States of America, South Carolina, [no additional data]
Harvard:GH
01660795 H. St. John 1911-04-20
United States of America, Pennsylvania, Philadelphia County, Fairmount Park
Harvard:GH
01660796 [data not captured]
Canada, Quebec Province, [data not captured]
Harvard:GH
01660797 H. St. John 1909-03-30
United States of America, Pennsylvania, Philadelphia County, "Nurseries" Fairmount Park
Harvard:GH
01660798 H. A. Lang 112 1924-04-27
United States of America, Pennsylvania, Philadelphia County, Wissahicon Ravine
Harvard:A
01660799 J. M. Fogg Jr. 22220 1963-04-19
United States of America, Pennsylvania, Philadelphia County, along Wissahickon Creek. Grid No. D-17
Harvard:GH
01660800 J. M. Fogg Jr. 14021 1938-04-12
United States of America, Pennsylvania, Delaware County, along Darby Cr, n. of State Road, n. of Springfield
Harvard:GH
01660801 J. Marlowe 2014-03-05
United States of America, North Carolina, Mecklenburg County, Renaissance Park off West Tyvola Road. Northwest along utility line past volleyball courts, then enter woods on right. Follow trail over bridge and to the left, past Disc Golf Course Shared Tee #17 straight ahead to sewer line.
Harvard:GH
01660802 H. St. John 111 1910-05-07
United States of America, Pennsylvania, Philadelphia County, "Nurseries," Fairmount Park
Harvard:GH
01660803 S. A. Mori & C. A. Gracie 18815 1988-04-17
United States of America, New York, Bronx County, Grounds of The New York Botanical Garden
Harvard:NEBC
01690522 C. R. Lombardi G. Drake 2020-05-08
United States of America, Massachusetts, Franklin County, Shutesbury Road
Harvard:GH
02171927 P. F. Zika 27605 2016-03-05
United States of America, Washington, Whatcom County, [data not captured]
Harvard:NEBC
01690202 R. I. Bertin 8061 2020-05-06
United States of America, Massachusetts, Worcester County, NW of Wachusett summit along auto road
Harvard:NEBC
01620518 L. A. Standley 2018-04-28
United States of America, Massachusetts, Middlesex County, Great Meadows National Wildlife Refuge, ca 1000 ft SW of the main dike; 1.3 mi NE of Concord center, 0.8 mi NW of junction Route 62 (Bedford Rd) and Old Bedford Rd., 42.4766611111 -71.3365027778
Harvard:NEBC
02230629 R. I. Bertin 8351 2021-04-27
United States of America, Massachusetts, Worcester County, Oxbow National Wildlife Refuge on east side of Nashua River south of Rt 2
Harvard:NEBC
00872527 W. T. Kittredge 2071 2016-04-14
United States of America, Massachusetts, Middlesex County, Boston Basin Ecoregion: Charles River Watershed, grounds of the American Academy of Arts and Sciences, 136 Irving Street, GPS 42.3803N, 71.1095W
UAC:Vascular Plants
81667 Burgundy Biletski 10 2002-04-29
United States, Ohio
UAC:Vascular Plants
11343 Ilta Teissala a. A. Nordstrom 1960-05-19
Finland
TAES
A. Khokhriakov 14036 1970-04-12
USSR> Moldova, Orhei, Pagus Ivantschi, Moldavia, districtus Orgeev = Orhei Distrivt, Moldova
LUC
LUC01261 Roberta Lammers-Campbell 39-99 1999-05-10
United States, Illinois, Lake, Skokie River, between Deerfield and Half Day Roads, 42.19079 -87.822433
IND:Observations
Paul E. Rothrock 2022-04-04
United States, Indiana, Monroe, Bloomington, S Covenanter Drive near junction with S High Street., 39.154227 -86.508707
SHIP
R.L. Schaeffer, Jr. 99891 1986-04-30
United States, Pennsylvania, Northampton, from Macada, 2 miles SE
SHIP
R.L. Schaeffer, Jr. 100435 1987-04-23
United States, Pennsylvania, Northampton, Bethlehem
SHIP
John M. Russell 331 1971-04-16
United States, Maryland, Baltimore, Fort Howard Veterans Hospital
SHIP
John M. Russell 340 1971-04-21
United States, Maryland, Baltimore, Patapsco Valley State Park
WS
392080 Scott Moore s.n. 2011-05-04
United States, Washington, Snohomish, Clearwater School, 1510 196th Street SE, Bothell, Washington 98012. West of Bothell-Everett Highway (SR 527). Immediately adjacent to North Creek on right bank. Sandy loam and gravelly sand. Main patch in understory. No overstory trees or shrubs. Same area had been treated with glyphosate for eradication of an extensive population of Polygonum cuspidatum for last four years.. Population in a patch approximately 30 x 45 feet., 47.8188 -122.2117
WS
376228 James Duemmel 108 2007-04-11
United States, Washington, Whatcom, Along trail that leads SE from the parking lot at the end of the road to the softball fields in Lake Padden Park, Bellingham. NAD 27., 48.705 -122.46167
WS
391529 Peter F. Zika 27605 2016-03-05
United States, Washington, Whatcom, Nequalicum Avenue near Lindbergh Avenue, Bellingham., 48.764 -122.508