NY
3129459 W. D. Longbottom 12488 2009-04-12
United States of America, Maryland, Montgomery Co., Town of Burtonsville, at the junction of US Rt. 29, Columbia Pike, and MD rt. 198, Spencerville Road-Sandy Spring Road., 39.11183 -76.92903
NY
02549177 W. D. Longbottom 14739 2011-04-15
United States of America, Maryland, Somerset Co., Town of Princess Anne, at the intersection of MD Rt. 822, Hickory Road, and MD Rt. 675, Somerset Avenue, in roadside ditch., 38.219094 -75.696167
NY
3129461 W. D. Longbottom 14758 2011-04-23
United States of America, Maryland, Howard Co., US Rt. 29 at South Entrance Road, growing along the roadside., 39.209869 -76.855122
NY
3129464 W. D. Longbottom 12474 2009-04-12
United States of America, Maryland, Anne Arundel Co., Brock Bridge Road at Dorsey Run Road, growing along roadside., 39.122 -76.79836
NY
3129474 W. D. Longbottom 12505 2009-04-18
United States of America, Maryland, Dorchester Co., along Linkwood Road on the east side of the road near the rendering plant, 38.55972 -75.93433
NY
02896829 W. D. Longbottom 20586 2014-04-20
United States of America, Maryland, Washington Co., Along 1-68, National Highway, 2.25 miles West North West of Hancock, 1.6 miles west of junction with 1-70 and 0.5 miles east of the Sandy Mile Road overpass, median of highway., 39.71128 -78.20292
NY
02896846 W. D. Longbottom 20623 2014-04-20
United States of America, Maryland, Frederick Co., Lander, Lander Road at the C&O Canal, open fields near parking area for boat ramp., 39.305753 -77.560108
NY
3129458 W. D. Longbottom 12449 2009-04-01
United States of America, Delaware, Kent Co., South of the town of Dover, Rt. One about 1/3 mile south of DE Rt. 9, growing along the west side of road., 39.09981 -75.45483
NY
02896850 W. D. Longbottom 20637 2014-04-27
United States of America, Maryland, Kent Co., Saint James Newtown Road, about a tenth of a mile north of MD Rt. 298, Lambs Meadow Road, 39.277153 -76.136667
NY
3129457 W. D. Longbottom 12468 2009-04-10
United States of America, New Jersey, Gloucester Co., Deptford Township, along I-295 at exit 19, Mantua Grove Road, growing along the north side of the highway., 39.82986 -75.22003
NY
3129483 W. D. Longbottom 12492 2009-04-15
United States of America, New Jersey, Camden Co., Town of Cherry Hill, Town Center Drive and Haddenfield Road, growing along a roadside ditch., 39.92511 -75.03336
NY
3129480 W. D. Longbottom 12440 2009-03-23
United States of America, Delaware, New Castle Co., Along DE Rt. One at DE Rt. 299, Middletown Odessa Road, growing along the road side embankment., 39.45556 -75.67503
NY
3129463 W. D. Longbottom 13217 2010-04-27
United States of America, Virginia, Accomack Co., Town of New Church, along Coardtown Road (Road 704) just east of US Rt. 13, Lankford Highway, near Hancock Branch, growing along the edges of agricultural fields on the south side of the road., 37.96208 -75.53197
NY
3129466 W. D. Longbottom 12437 2009-03-22
United States of America, Virginia, Accomack Co., Along US Rt. 13 at Bishop Road, growing along the edge of agricultural fields along the east side of the road., 37.97289 -75.53156
NY
3129487 W. D. Longbottom 10903 2008-04-05
United States of America, Maryland, Somerset Co., North of Princess Anne, at the intersection of Allen Road and Peggy Neck Road. Growing along the roadside at edge of farm field., 38.261325 -75.681832
NY
3129491 W. D. Longbottom 8456 2007-04-20
United States of America, Maryland, Dorchester Co., along MD Rt. 14, about a Vz mile north of MD Rt 16, growing along the edge of farm fields on the west side of the road.
NY
3129484 W. D. Longbottom 12544 2009-04-22
United States of America, Delaware, New Castle Co., North east of the town of Middletown, along DE Rt. One, Korean War Veteran’s Memorial Highway, at Pole Bridge Road, growing along the roadside., 39.50194 -75.64631
NY
3129481 W. D. Longbottom 12545 2009-04-22
United States of America, Delaware, Kent Co., South of the town of Dover, Rt. One about 1/3 mile south of DE Rt. 9, growing along the west side of road., 39.09981 -75.45483
NY
3129455 W. D. Longbottom 12443 2009-03-25
United States of America, Maryland, Somerset Co., along US Rt. 13 between MD Rt. 363, Deal Island Road, & MD Rt. 362, Mount Vemon Road, growing along the edge of agricultural fields along the east side of the road., 38.20933 -75.70053
NY
3129473 W. D. Longbottom 12443 2009-03-25
United States of America, Maryland, Somerset Co., along US Rt. 13 between MD Rt. 363, Deal Island Road, & MD Rt. 362, Mount Vemon Road, growing along the edge of agricultural fields along the east side of the road., 38.20933 -75.70053
NY
02532031 A. W. Cusick 36555 2009-04-21
United States of America, Pennsylvania, Adams Co., jct of US Rts 15 and 30, NE of Gettysburg
NY
03749951 A. W. Cusick 37597 2013-04-11
United States of America, Pennsylvania, Cumberland Co., jct of Rt I-81 & St Rt 114, N of Mechanicsburg, Silver Spring Tp
NY
03749950 A. W. Cusick 37622 2013-04-12
United States of America, Maryland, Carroll Co., jct of St Rts 30 & 86, N of Manchester
NY
03750014 A. W. Cusick 37623 2013-04-12
United States of America, Maryland, Baltimore Co., St Rt 45, N of Stablers Church Rd, N of Parkton
NY
3129482 W. D. Longbottom 12530 2009-04-19
United States of America, Maryland, Prince George's Co., along US Rt. 301-MD Rt. 3 at the junction with US Rt. 50, John Hanson Highway, growing along the roadside., 38.95797 -76.717
NY
02913225 W. D. Longbottom 22544 2015-04-25
United States of America, Maryland, Howard Co., Town of Jessup, Dorsey Run Road at Patuxent Range Road, along roadside., 39.143881 -76.792556
NY
02913224 W. D. Longbottom 22545 2015-04-25
United States of America, Maryland, Talbot Co., Town of Queen Anne, along MD Rt. 404, Queen Anne Highway, between Dulin Road and Church Lane, along roadside., 38.932397 -76.025314
NY
3129490 W. D. Longbottom 10910 2008-04-06
United States of America, Maryland, Harford Co., West of Port Deposit, along Rock Run Road near MD Rt. 161, Darlington Road, growing along the roadside at the edge of farm fields.
NY
3129488 W. D. Longbottom 10915 2008-04-07
United States of America, Maryland, Wicomico Co., along US Rt. 13, Salisbury By-pass, and MD Rt 513, Cedar Lane, growing along the roadside.
NY
03750006 A. W. Cusick 38035 2014-04-22
United States of America, Pennsylvania, Columbia Co., St Rt 42 at entrance to Rt I-80, SE of Buckhorn, Hemlock Tp
NY
3129469 W. D. Longbottom 12535 2009-04-21
United States of America, Maryland, Baltimore Co., Baltimore City. Town of Landsdowne, along Hammonds Ferry Road between I-695 and I-895, growing along roadside under power line right of way.
NY
3129477 W. D. Longbottom 13128 2010-04-17
United States of America, Maryland, Howard Co., along Dorsey Run Road at the top of the ramp to east bound MD Rt. 32, growing along the roadside., 39.12728 -76.79572
NY
3129486 W. D. Longbottom 12498 2009-04-16
United States of America, Maryland, Howard Co., along MD Rt. 108, Clarksville Pike, between US Rt. 29, Columbia Pike, and Columbia Road, growing along roadside., 39.23944 -76.84647
NY
3129468 W. D. Longbottom 13106 2010-04-14
United States of America, Maryland, Howard Co., along Dorsey Run Road, south of Patuxent Range Road and north of the railroad bridge on the west side of the road., 39.14406 -76.79244
NY
3129470 W. D. Longbottom 13096 2010-04-12
United States of America, Maryland, Dorchester Co., Town of East New Market, along MD Rt. 392, East New Market Hurlock Road, north east the intersection of MD Rt. 14, East New Market Rhodesdale Road. Growing along the roadside, 38.59822 -75.91525
NY
3129462 W. D. Longbottom 14804 2011-04-30
United States of America, Maryland, Howard Co., at the intersection of Dorsey Run Road and Junction Drive, growing along roadside., 39.124964 -76.796725
NY
02343558 W. D. Longbottom 16696 2012-03-14
United States of America, Delaware, Sussex Co., Town of Dagsboro, along DE Rt. 26, Vines Creek Road, at Wingate Road (Road 343), gowing along roadside dtch at the edge of agricultural fields, 38.553789 -75.191858
NY
3129467 W. D. Longbottom 13111 2010-04-14
United States of America, Maryland, Queen Anne's Co., along Kent Narrows Way North at the US Rt. 50 overpass., 38.96956 -76.24269
NY
3129465 W. D. Longbottom 12531 2009-04-20
United States of America, Maryland, Harford Co., Town of Edgewood, along I-95, John F. Kennedy Memorial Highway at the junction with MD Rt. 24, Emmorton Road, growing along the roadside., 39.45478 -76.31375
NY
3129471 W. D. Longbottom 12534 2009-04-21
United States of America, Maryland, Anne Arundel Co., along MD Rt. 100, Paul T. Pitcher Memorial Highway, at Catherine Avenue, growing along the roadside., 39.12167 -76.54792
NY
3129476 W. D. Longbottom 13077 2010-04-07
United States of America, Maryland, Wicomico Co., along US Rt. 13-50, Ocean Gateway, at junction with east bound US Rt. 50, growing along the roadside., 38.37147 -75.53839
NY
3129472 W. D. Longbottom 12512 2009-04-19
United States of America, Maryland, Queen Anne's Co., along US Rt. 50, Ocean Gateway, east of St. Peters Church, growing along the roadside., 38.97547 -76.12775
NY
02549176 W. D. Longbottom 14738 2011-04-15
United States of America, Maryland, Howard Co., Town of Columbia, MD Rt. 175, Little Patuxent Parkway, between Dobbin Road and Tamar Drive, along roadside under power line right of way., 39.202972 -76.8182
NY
3129479 W. D. Longbottom 13121 2010-04-16
United States of America, Maryland, Anne Arundel Co., along the ramp from north bound MD Rt. 450, Ritchie Highway, to east bound US Rt. 50, John Hanson Highway., 39.01256 -76.489
NY
3129475 W. D. Longbottom 13072 2010-04-05
United States of America, Maryland, Anne Arundel Co., along US Rt. 50, John Hanson Highway, at exit to MD Rt. 450, growing along roadside., 38.98453 -76.54131
NY
3129485 W. D. Longbottom 12500 2009-04-17
United States of America, New Jersey, Gloucester Co., Logan Township, along I-295 at exit 10, County Road 620, growing along roadside., 39.76039 -75.36231
NY
4111634 W. D. Longbottom 26799 2018-04-08
United States of America, Maryland, Montgomery Co., Carderock Recreation Area Bear Island, Billy Goat Trail Section C, open weedy area along trail.
NY
3129489 W. D. Longbottom 10876 2008-04-04
United States of America, Delaware, Sussex Co., North west of Greenwood, along DE RT. 16, Hickman Road at Nine Foot Road (Road 34B) growing along the roadside.
NY
03129453 R. F. C. Naczi 13460 2011-04-23
United States of America, Delaware, Kent Co., 0.2 mile northeast of Kenton, along west side of route 300, 39.2294 -75.6597
NY
3129460 W. D. Longbottom 13239 2010-05-01
United States of America, Maryland, Anne Arundel Co., Fort George G. Meade, along MD Rt. 175, between Rockenbach Road, MD Rt. 713, and Disney Road, south side of road., 39.12892 -76.73669
NY
3129478 W. D. Longbottom 13119 2010-04-15
United States of America, Delaware, Sussex Co., Town of Williamsville, along DE Rt. 54, Lighthouse Road (Road 58) west of Dickerson Road (Road 389) growing along the north side of the road at the edge of agricultural fields., 38.46225 -75.14108
NY
02343563 W. D. Longbottom 16714 2012-03-24
United States of America, Maryland, Baltimore Co., Along I-95, between I-95 and Patapsco River, growing along the roadside, 39.23175 -76.713594
SEINet
WJH002074 Bill Harms 2245 1983-03-25
United States, Maryland, Anne Arundel, Old Brock Bridge Manor, now Horizon Square Apartments, 39.099518 -76.824935, 49m
SEINet:DOV
WJH000006 Bill Harms 9495 2017-04-09
United States, Maryland, Howard, LDS chapel, 4100 St. Johns Lane, Ellicott City, 39.256258 -76.824646, 116m
SEINet
WJH002192 Bill Harms 2507 1984-04-03
United States, Maryland, Prince George's, Motor Vehicle Administration - Largo, 38.897059 -76.829485, 55m
SEINet:DOV
WJH000081 Bill Harms 8786 2015-04-15
United States, Maryland, Anne Arundel, Oxbow Nature Preserve, East Side of Lake, at the end of Lost Creek Blvd, 39.115377 -76.807348, 36 - 44m
BRY:V
614729 Wayne D. Longbottom 12468 2009-04-10
USA, New Jersey, Gloucester, Deptford Township, along I-295 at exit 19, Mantua Grove Road., 39.82986 -75.22002
EIU
EIU078556 Longbottom, Wayne D. 16735 2012-03-31
USA, Maryland, Anne Arundel, Town of Pasadena, along MD Rt. 100, Arundel Expressway, 38.121856 -76.566667
USCH:MAIN
USCH0020260 Longbottom, Wayne 5715 2005-04-27
United States, Maryland, Howard County, Locality Not Recorded
USCH:MAIN
USCH0020259 Longbottom, Wayne 8558 2007-04-29
United States, Maryland, Somerset County, Locality Not Recorded, 38.1484 -75.6015
USCH:MAIN
USCH0020258 Longbottom, Wayne 8415 2007-04-08
United States, Maryland, Anne Arundel County, Locality Not Recorded
FSU
000104878
United States, Maryland, Baltimore
FSU
000104879
United States, Maryland, Dorchester
FSU
000104880
United States, Maryland, Anne Arundel
MO
101280579 Steve R. Turner 21-007 2021-04-15
United States, Missouri, Jefferson, 1.5 air miles southeast of Cedar Hill, 250 ft south of intersection of Hwy BB with 3B Rd., 38.33747 -90.62338, 142m
MO
3552764 D. Tenaglia s.n. 2001-05-06
United States, Missouri, Platte, Dr. Frederick Marshall Conservation Area, on W side of Platte River ca. 2 air mi E of East Leavenworth abundant in flat open floodplain area; corollas white, mostly past flowering
MO
102868122 Ralph L. Thompson 10-56 2010-04-05
United States, Missouri, New Madrid, US 60 E, grassy road median between four-laned highway near junction MO Hwy Ah, to Grayridge., 36.7551472 -89.7784925, 90m
MO
102868110 Ralph L. Thompson 10-35 2010-04-05
United States, Missouri, New Madrid, US 60 E, grassy road median in shallow ditch between four-laned highway adjacent to gravel-asphalted turn-around area between MO Hwy E and MO Hwy F, past Morehouse., 36.8384916 -89.6285195, 91m
MO
100649689 Ralph L. Thompson 10-35 2010-04-05
United States, Missouri, New Madrid, US 60 E, grassy road median in shallow ditch between four-laned highway adjacent to gravel-asphalted turn-around area between MO Hwy E and MO Hwy F, past Morehouse., 36.8384916 -89.6285195, 91m
MO
100748027 E. Frivaldszky von Frivald s.n.
Europe. Macedonia.
MO
103458186 Steve R. Turner 23-003 2023-04-10
United States, Missouri, Franklin, Near Villa Ridge, drainage ditch just west of junction of Hwy M and Hwy AT., 38.4533 -90.89697, 157m
MO
100649698 Ralph L. Thompson 10-56 2010-04-05
United States, Missouri, New Madrid, US 60 E, grassy road median between four-laned highway near junction MO Hwy Ah, to Grayridge., 36.7551472 -89.7784925, 90m
MO
100551790 Nicholas W. Cole 10 2007-04-28
United States, Missouri, Andrew, Found in CRP (Conservation Reserve Program) grassland in large clumps. Ca. 4.5 miles N of Savannah on County Highway C., 40.0172223 -94.8119444
MO
100832924 Steve R. Turner 15-014 2015-04-17
United States, Missouri, Jefferson, Northwest of Hillsboro, crop field immediately east of junction of Hwys B and C, at entrance to Morse Mill CA., 38.2703 -90.6472, 152m
MO
100748026 Anonymous s.n.
Europe.
MO
100780773 W.D. Longbottom 12449 2009-04-01
United States, Delaware, Kent, South of the town of Dover, Rt. One about 1/3 mile south of DE Rt. 9, growing along the west side of road., 39.0997222 -75.4547222
MO
100780778 W.D. Longbottom 12468 2009-04-10
United States, New Jersey, Gloucester, Deptford Township, along I-295 at exit 19, Mantua Grove Road, growing along the north side of the highway., 39.83 -75.22
MO
100780780 W.D. Longbottom 12474 2009-04-12
United States, Maryland, Anne Arundel, Brock Bridge Road at Dorsey Run Road, growing along roadside., 39.1219445 -76.7983333
MO
100780789 W.D. Longbottom 12488 2009-04-12
United States, Maryland, Montgomery, Town of Burtonsville, at the junction of US Rt. 29, Columbia Pike, and MD rt. 198, Spencerville Road-Sandy Spring Road., 39.1119444 -76.9291667
MO
100780790 W.D. Longbottom 12498 2009-04-16
United States, Maryland, Howard, Town of Columbia, along MD Rt. 108, Clarksville Pike, between US Rt. 29, Columbia Pike, and Columbia road, growing along roadside., 39.2394444 -76.8463889
MO
100780797 W.D. Longbottom 12530 2009-04-19
United States, Maryland, Prince George's, Town of Bowie, along US Rt. 301-MD Rt. 3 at the junction with US Rt. 50, John Hanson Highway, growing along the roadside., 38.9580556 -76.7169445
MO
100780799 W.D. Longbottom 12544 2009-04-22
United States, Delaware, New Castle, North east of the town of Middletown, along DE Rt. One, Korean War Veteran's Memorial Highway, at Pole Bridge Road, growing along the roadside., 39.5019444 -75.6463889
MO
100780800 W.D. Longbottom 12545 2009-04-22
United States, Delaware, Kent, South of the town of Dover, Rt. One about 1/3 mile south of DE Rt. 9, growing along the west side of road., 39.0997222 -75.4547222
MO
100785392 W.D. Longbottom 13111 2010-04-14
United States, Maryland, Queen Anne's, Town of Grasonville, along Kent Narrows Way North at the US Rt. 50 overpass., 38.9694445 -76.2427777
MO
102936740 Steve R. Turner 15-014 2015-04-17
United States, Missouri, Jefferson, Northwest of Hillsboro, crop field immediately east of junction of Hwys B and C, at entrance to Morse Mill CA., 38.2703 -90.6472, 152m
MO
102868121 Ralph L. Thompson 10-56 2010-04-05
United States, Missouri, New Madrid, US 60 E, grassy road median between four-laned highway near junction MO Hwy Ah, to Grayridge., 36.7551472 -89.7784925, 90m
MO
102868109 Ralph L. Thompson 10-35 2010-04-05
United States, Missouri, New Madrid, US 60 E, grassy road median in shallow ditch between four-laned highway adjacent to gravel-asphalted turn-around area between MO Hwy E and MO Hwy F, past Morehouse., 36.8384916 -89.6285195, 91m
WVA
WVA-V-0067251 William N. Grafton 2002-04-28
United States, West Virginia, Morgan, Sir Johns Run
WVA
WVA-V-0067258 William N. Grafton 2008-04-17
United States, West Virginia, Pendleton, South Branch Potomac, along
WVA
WVA-V-0067259 William N. Grafton 2008-04-17
United States, West Virginia, Grant, Big Bend, near; Smoke Hole Road
WVA
WVA-V-0067260 William N. Grafton 2007-05-11
United States, West Virginia, Mineral, Burlington, north of; County Rt. 11, on; Larenim Park
WVA
WVA-V-0067261 William N. Grafton 2007-04-08
United States, West Virginia, Greenbrier, Hokes Mill Road
WVA
WVA-V-0067262 William N. Grafton 2007-04-08
United States, West Virginia, Monroe, Neff Orchard Road
WVA
WVA-V-0025954 Allison W. Cusick 37632 2013-04-17
United States, West Virginia, Marshall, Cresap, village of; St Rt 2, N of Fish Creek Rd.
WVA
WVA-V-0067519 Allison W. Cusick 33574 1997-04-08
United States, West Virginia, Cabell, US Rt. 60; Blue Sulphur Road, east of; Ona, west of
WVA
WVA-V-0067520 Allison W. Cusick 33573 1997-04-08
United States, West Virginia, Putnam, St. Rt. 34; US rt. 35, one mile south of; Winfield
WVA
WVA-V-0067521 Allison W. Cusick 33581 1997-04-14
United States, West Virginia, Kanawha, RT. I-64 and Edens Fork Road, junction of; Guthrie, east of
WVA
WVA-V-0067523 Allison W. Cusick 29384 1991-04-16
United States, West Virginia, Wayne, Beech Fork Lake State Park, south; Co. Rts. 43 and 17-8, junction of; Cabell county line, south of; Winslow, west of
WVA
WVA-V-0067522 William N. Grafton 2002-04-21
United States, West Virginia, Kanawha, Mink Shoals, from; Big Chimney, to; I-79
WVA
WVA-V-0067524 William N. Grafton 1996-05-17
United States, West Virginia, Pocahontas, Huntersville; WV Rt. 39 and WV Rt. 92, junction of