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Pennsylvania State University Herbarium
PAC	Fallopia convolvulus (L.) Á. Löve PAC0022028Horace W. Witman   10171950-08-16 United States, Maryland, Cecil, 2 miles S of Colora, 39.643064 -76.098561 Full Record Details
PAC	Fallopia convolvulus (L.) Á. Löve PAC0022029D. R. Windler   37461971-08-15 United States, Maryland, Baltimore, N of Club Hill Road, Cromwell Bridge Road, 39.425709 -76.528424 Full Record Details
PAC	Fallopia scandens (L.) Holub PAC0022055Horace W. Witman   25441953-10-03 United States, Maryland, Cecil, 1 mile NW of New Bridge, 39.691079 -76.096193 Full Record Details
PAC	Valerianella locusta (L.) Laterr. PAC0036622D. R. Windler   38431972-06-01 United States, Maryland, Baltimore, Loch Raven Reservoir Preserve, 39.425097 -76.541797 Full Record Details
PAC	Dipsacus sylvestris Huds. PAC0036659Walter F. Westerfeld   53271952-07-25 United States, Maryland, Allegany, 1 mile S of Corriganville, 39.67759 -78.792038 Full Record Details
PAC	Dipsacus sylvestris Huds. PAC0036660Walter F. Westerfeld   50531952-07-13 United States, Maryland, Allegany, 6 miles SE of Cumberland, Spring Gap, 39.56284 -78.713269 Full Record Details
PAC	Dipsacus sylvestris Huds. PAC0036661D. R. Windler   37191971-08-08 United States, Maryland, Washington, between Round Top Mountain and Hancock, 39.68062 -78.20183 Full Record Details
PAC	Sabatia angularis (L.) Pursh PAC0022710J. P. Kelly   s.n.1937-08-22 United States, Maryland, Harford, Bush River, 39.4333 -76.2333 Full Record Details
PAC	Sabatia angularis (L.) Pursh PAC0022711D. R. Windler   32161970-08-17 United States, Maryland, Baltimore, W of Owings Mills, Soldiers Delight, Deer Park Road, Serpentine Barrens, 39.417877 -76.832662 Full Record Details
PAC	Sabatia dodecandra (L.) Britton, Sterns & Poggenb. PAC0022724C. Irvin Stiteler   2461946-08-15 United States, Maryland, Cecil, 0.75 mile SE of Hances Point, 39.54666 -75.962739 Full Record Details
PAC	Sabatia dodecandra (L.) Britton, Sterns & Poggenb. PAC0022725Walter F. Westerfeld   59621952-08-24 United States, Maryland, Dorchester, E of Vienna, 38.485108 -75.821824 Full Record Details
PAC	Sabatia dodecandra (L.) Britton, Sterns & Poggenb. PAC0022726Horace W. Witman   22131952-07-29 United States, Maryland, Cecil, Frenchtown, 39.57539 -76.081616 Full Record Details
PAC	Sabatia dodecandra (L.) Britton, Sterns & Poggenb. PAC0022727J. P. Kelly   s.n.1937-08-20 United States, Maryland, Harford, Bush River, 39.4333 -76.2333 Full Record Details
PAC	Persicaria arifolia (L.) Haraldson PAC0022764D. R. Windler   31521970-07-20 United States, Maryland, Baltimore, Towson, Towson State College Campus, 39.39321 -76.611494 Full Record Details
PAC	Persicaria arifolia (L.) Haraldson PAC0022765Horace W. Witman   14191950-09-16 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Persicaria hydropiperoides (Michx.) Small PAC0022771Elizabeth C. Earle   40161944-10-01 United States, Maryland, Talbot, 2.25 miles SSW of Longwoods, 38.828034 -76.094861 Full Record Details
PAC	Persicaria longiseta (Bruijn) Kitag. PAC0022778P. H. Keenan   35811971-07-14 United States, Maryland, Baltimore, Towson, Towson State College, pond area at W end of campus, 39.386871 -76.620118 Full Record Details
PAC	Persicaria longiseta (Bruijn) Kitag. PAC0022779D. R. Windler   32341970-08-17 United States, Maryland, Baltimore, Towson, Towson State College, pond area at W end of campus, 39.390903 -76.614058 Full Record Details
PAC	Persicaria maculosa S. F. Gray PAC0022780D. R. Windler   40921972-08-05 United States, Maryland, Baltimore, Catonsville Community College campus, adjacent to new field house, 39.252499 -76.735852 Full Record Details
PAC	Persicaria maculosa S. F. Gray PAC0022781Horace W. Witman   1465 United States, Maryland, Cecil, 1/2 mile S of Sylmas, 39.714317 -76.026953 Full Record Details
PAC	Persicaria orientalis (L.) Spach PAC0022783Walter F. Westerfeld   17,1881955-08-14 United States, Maryland, Allegany, 2 miles N of Cumberland, 39.681855 -78.762519 Full Record Details
PAC	Persicaria pensylvanica (L.) M. Gómez PAC0022784D. R. Windler   32521970-08-24 United States, Maryland, Baltimore, N of Towson, Cromwell Bridge Road and Glen Arm Road, 39.425385 -76.52941 Full Record Details
PAC	Persicaria pensylvanica (L.) M. Gómez PAC0022785Horace W. Witman   14001950-09-16 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Persicaria sagittata (L.) H. Gross PAC0022797Franklin C. Lane   17201953-08-09 United States, Maryland, Garrett, Mountain Lake Park, 39.398431 -79.381711 Full Record Details
PAC	Persicaria sagittata (L.) H. Gross PAC0022798D. R. Windler   32651970-09-08 United States, Maryland, Baltimore, Towson, Towson State College, pond area at W end of campus, 39.386871 -76.620118 Full Record Details
PAC	Persicaria virginiana (L.) Gaertn. PAC0022805Horace W. Witman   18371951-08-23 United States, Maryland, Cecil, 5 miles W of Cecilton, 39.399962 -75.960493 Full Record Details
PAC	Persicaria virginiana (L.) Gaertn. PAC0022806D. R. Windler   31631970-08-09 United States, Maryland, Baltimore, Loch Raven Dam area, 39.426142 -76.541689 Full Record Details
PAC	Sicyos angulatus L. PAC0036746Horace W. Witman   19191951-09-22 United States, Maryland, Cecil, Porters Bridge, 39.690109 -76.127197 Full Record Details
PAC	Polygonella articulata (L.) Meisn. PAC0022816D. R. Windler   32831970-10-10 United States, Maryland, Worcester, Berlin, Assateague Island, rear dunes, 38.162736 -75.163698 Full Record Details
PAC	Polygonum aviculare L. PAC0022932R. Anderson   35801971-07-14 United States, Maryland, Baltimore, Towson, Towson State College, 39.39321 -76.611494 Full Record Details
PAC	Polygonum aviculare L. PAC0022933Elizabeth C. Earle   51831964-09-01 United States, Maryland, Talbot, 2 miles W of Easton, 38.774277 -76.11352 Full Record Details
PAC	Polygonum erectum L. PAC0022937D. R. Windler   40931972-08-05 United States, Maryland, Baltimore, Catonsville Community College campus, adjacent to new field house, 39.252499 -76.735852 Full Record Details
PAC	Polygonum erectum L. PAC0022938H. W. Witman   13341950-08-31 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Polygonum erectum L. PAC0022939Elizabeth C. Earle   47391951-09-04 United States, Maryland, Talbot, 1.75 miles ENE of Trappe, Wrights Mill, 38.671875 -76.029139 Full Record Details
PAC	Polygonum hydropiperoides Michx. PAC0022942D. R. Windler   32031970-08-09 United States, Maryland, Baltimore, N of Towson, Cromwell Bridge Road and Glen Arm Road, 39.425385 -76.52941 Full Record Details
PAC	Polygonum tenue Michx. PAC0022944Horace W. Witman   24041952-10-12 United States, Maryland, Cecil, 4 miles NW of Conowingo, 39.710156 -76.218052 Full Record Details
PAC	Rumex acetosella L. PAC0023204Judith Tor   1591971-05-01 United States, Maryland, Anne Arundel, Crownsville, Ardenon-the-Severn, end of Shore Drive, Severn River, 39.068212 -76.581329 Full Record Details
PAC	Rumex obtusifolius L. PAC0023215D. Windler   38811972-06-08 United States, Maryland, Baltimore, Patapsco State Park, Gun Road entrance, canal bottom parallel to Patapsco River, 39.228174 -76.722015 Full Record Details
PAC	Rumex obtusifolius L. PAC0023216M. Burch   35531971-07-05 United States, Maryland, Baltimore, Beckleysville Road, 1/2 mile S of intersection with Kidds Schoolhouse Road, 39.652366 -76.753372 Full Record Details
PAC	Rumex obtusifolius L. PAC0023217Horace W. Witman   20461952-07-07 United States, Maryland, Cecil, 1 mile N of Elkton, 39.620292 -75.839235 Full Record Details
PAC	Amaranthus hybridus L. PAC0023265Walter F. Westerfeld   190771955-10-09 United States, Maryland, Allegany, Cumberland, 39.652865 -78.762518 Full Record Details
PAC	Amaranthus cannabinus (L.) Sauer PAC0023406Horace W. Witman   12861950-08-31 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Amaranthus cannabinus (L.) Sauer PAC0023407J. P. Kelly   s.n.1937-08-20 United States, Maryland, Harford, Bush River, 39.4333 -76.2333 Full Record Details
PAC	Amaranthus cannabinus (L.) Sauer PAC0023408J. P. Kelly   s.n.1937-08-20 United States, Maryland, Harford, Bush River, 39.4333 -76.2333 Full Record Details
PAC	Amaranthus hybridus L. PAC0023413Elizabeth C. Earle   52551965-08-30 United States, Maryland, Talbot, 3.75 miles WNW of Easton, 38.795069 -76.140754 Full Record Details
PAC	Amaranthus caudatus L. PAC0023422Walter F. Westerfeld   34091951-09-30 United States, Maryland, Allegany, Cumberland, 39.652865 -78.762518 Full Record Details
PAC	Atriplex patula L. PAC0023460Elizabeth C. Earle   38201943-09-20 United States, Maryland, Talbot, Deep Water Point, Miles River, 38.804839 -76.211892 Full Record Details
PAC	Campanula americana Mill. PAC0036828Walter F. Westerfeld   29761951-08-05 United States, Maryland, Allegany, 2 miles SE of Lonaconing, 39.545421 -78.953713 Full Record Details
PAC	Campanula americana Mill. PAC0036829D. R. Windler   40281972-07-23 United States, Maryland, Baltimore, Loch Raven, across from small dam by parking lot, 39.426009 -76.54184 Full Record Details
PAC	Cerastium velutinum Raf. PAC0024025Frank J. Monteferrante   0581972-05-18 United States, Maryland, Baltimore, Deer Park Road, 1 mile S of historic marker, E of power lines, 39.41052 -76.838904 Full Record Details
PAC	Dianthus armeria L. PAC0024112Walter F. Westerfeld   48141952-06-17 United States, Maryland, Allegany, Cumberland, 39.652865 -78.762518 Full Record Details
PAC	Dianthus armeria L. PAC0024113S. J. Lombardo   35301971-06-27 United States, Maryland, Anne Arundel, intersection of Carvel Beach Road and Ft. Smallwood Road, 39.170266 -76.533633 Full Record Details
PAC	Myosoton aquaticum (L.) Moench PAC0024199Horace W. Witman   24351953-05-10 United States, Maryland, Cecil, 3 miles N of Conowingo, 39.71041 -76.16384 Full Record Details
PAC	Paronychia canadensis (L.) Alph. Wood PAC0024268Walter F. Westerfeld   29681951-08-05 United States, Maryland, Allegany, 2 miles SE of Lonaconing, 39.545421 -78.953713 Full Record Details
PAC	Paronychia fastigiata (Raf.) Fernald PAC0024271John R. Kunsman   13081977-07-23 United States, Maryland, Allegany, 0.7 mile S of junction of Route 40 and Alternate Route 40, Green Ridge State Forest, S-facing slope above Piclic Run, 39.667428 -78.464702, 244m Full Record Details
PAC	Paronychia fastigiata (Raf.) Fernald PAC0024272Horace W. Witman   22661952-08-03 United States, Maryland, Cecil, Conowingo, railroad, 39.668505 -76.169934 Full Record Details
PAC	Sagina decumbens (Elliott) Torr. & A. Gray PAC0024290D. R. Windler   39351972-06-24 United States, Maryland, Anne Arundel, intersection of Old Annapolis Road and Marley Neck Road, 39.151413 -76.595079 Full Record Details
PAC	Sagina decumbens (Elliott) Torr. & A. Gray PAC0024291Elizabeth C. Earle   51231960-05-30 United States, Maryland, Talbot, Easton, 38.774283 -76.07633 Full Record Details
PAC	Saponaria officinalis L. PAC0024364D. R. Windler   35891971-07-13 United States, Maryland, Baltimore, E of intersection of Dulaney Valley Road and Loch Raven Roads, 39.450202 -76.592754 Full Record Details
PAC	Silene antirrhina L. PAC0024606D. R. Windler   38871972-06-08 United States, Maryland, Baltimore, Patapsco State Park, Gun Road entrance, 39.228174 -76.722015 Full Record Details
PAC	Silene caroliniana Walter PAC0024614Walter F. Westerfeld   36681952-05-04 United States, Maryland, Allegany, 4 miles SW of Cumberland, 39.611063 -78.815424 Full Record Details
PAC	Silene caroliniana Walter PAC0024615Walter F. Westerfeld   20601945-04-22 United States, Maryland, Allegany, 2 miles S of Cumberland, 39.623876 -78.762519 Full Record Details
PAC	Silene caroliniana Walter PAC0024616Rogers McVaugh   s.n.1943-05-16 United States, Maryland, Washington, 1 mile NW of railroad bridge to Harpers Ferry, above Potomac River, 39.335363 -77.742084 Full Record Details
PAC	Silene caroliniana Walter PAC0024617John R. Kunsman   7071977-04-30 United States, Maryland, Washington, 0.6 mile WNW of Pearre, overlooking Sideling Hill Creek, 39.641316 -78.333048, 183m Full Record Details
PAC	Silene nivea (Nutt.) Muhl. ex Otth PAC0024618J. E. Benedict, Jr.    United States, Maryland, Montgomery, detailed locality information protected Full Record Details
PAC	Silene stellata (L.) W. T. Aiton PAC0024621Horace W. Witman   18311950-08-31 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Spergularia salina J. Presl & C. Presl PAC0024636Elizabeth C. Earle   14951937-05-30 United States, Maryland, Talbot, 5 miles WNW of Easton, Hunting Creek, 38.796149 -76.160516 Full Record Details
PAC	Spergularia rubra (L.) J. Presl & C. Presl PAC0024641G. G. Bischoff   s.n. United States, Maryland, Unknown, coast of Maryland (in maritimus Marylandica) Full Record Details
PAC	Stellaria graminea L. PAC0024822D. R. Windler   38551972-06-04 United States, Maryland, Harford, 1.8 miles S of junction of MD 24 and MD 165 (N of Jarretsville), 39.646109 -76.410368 Full Record Details
PAC	Stellaria longifolia Muhl. ex Willd. PAC0024825Horace W. Witman   24331953-05-20 United States, Maryland, Cecil, 1 mile N of Conowingo, 39.682792 -76.170749 Full Record Details
PAC	Stellaria media (L.) Vill. PAC0024830M. Middleton   81976-05-08 United States, Maryland, Cecil, 3.5 miles NNW of Rising Sun, 39.719275 -76.121605 Full Record Details
PAC	Stellaria media (L.) Vill. PAC0024831Kubicki   30481970-04-25 United States, Maryland, Baltimore, Harford Road, 1/4 mile past Factory Road intersection, beyond Gunpowder Historical Plaque, 39.423567 -76.495568 Full Record Details
PAC	Stellaria pubera Michx. PAC0024833M. B. Waite   s.n.1889-04-10 United States, Maryland, Montgomery, High Island, 38.943722 -77.125812 Full Record Details
PAC	Stellaria pubera Michx. PAC0024834D. R. Windler   31541970-07-20 United States, Maryland, Baltimore, Towson, Towson State College campus, 39.39321 -76.611494 Full Record Details
PAC	Nuphar advena (Aiton) W. T. Aiton PAC0024909Elizabeth C. Earle   53901967-07-17 United States, Maryland, Talbot, 3 1/4 miles SW of Cordova, 38.839539 -76.026828 Full Record Details
PAC	Nymphaea odorata Aiton PAC0024935C. Irvin Stiteler   s.n.1946-08-25 United States, Maryland, Cecil, 3/4 mile SE of Hances Point, 39.552983 -75.958585 Full Record Details
PAC	Lobelia cardinalis L. PAC0037146Horace W. Witman   12361950-08-28 United States, Maryland, Cecil, Hances point, 39.56067 -75.968556 Full Record Details
PAC	Lobelia cardinalis L. PAC0037147Elizabeth C. Earle   16111937-08-22 United States, Maryland, Talbot, 4 1/2 miles NW of Easton, 38.820397 -76.135499 Full Record Details
PAC	Lobelia cardinalis L. PAC0037148F. D. Kern   s.n.1921-09-01 United States, Maryland, Unknown, Drumgold Full Record Details
PAC	Lobelia elongata Small PAC0037159Canby   s.n.1866-09-00 United States, Maryland, Somerset, Princess Anne, 38.202899 -75.692427 Full Record Details
PAC	Lobelia inflata L. PAC0037162D. R. Windler   37541971-08-15 United States, Maryland, Baltimore, ESE of Prettyboy Reservoir, steel bridge on Falls Road, 39.618951 -76.69045 Full Record Details
PAC	Lobelia inflata L. PAC0037163Horace W. Witman   11161950-08-25 United States, Maryland, Cecil, 1 mile N of Blake, 39.728226 -75.918949 Full Record Details
PAC	Lobelia inflata L. PAC0037164Franklin C. Lane   17061953-08-09 United States, Maryland, Garrett, Mountain Lake Park, 39.400515 -79.370567 Full Record Details
PAC	Lobelia siphilitica L. PAC0037179Horace W. Witman   11901950-08-26 United States, Maryland, Cecil, 1 mile N of Conowingo, 39.682792 -76.170749 Full Record Details
PAC	Lobelia siphilitica L. PAC0037180F. D. Kern   s.n.1921-09-01 United States, Maryland, Unknown, Drumgold Full Record Details
PAC	Lobelia siphilitica L. PAC0037181D. R. Windler   32431970-08-24 United States, Maryland, Baltimore, N of Towson, Cromwell Bridge Road and Glen Arm Road, 39.425385 -76.52941 Full Record Details
PAC	Lobelia spicata Lam. PAC0037185D. R. Windler   35111971-06-21 United States, Maryland, Baltimore, Soldiers Delight, Deer Park Road, Serpentine Barrens, 39.417877 -76.832662 Full Record Details
PAC	Specularia perfoliata (L.) A. DC. PAC0037231Horace W. Witman   9311950-06-17 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Specularia perfoliata (L.) A. DC. PAC0037232D. Anderson   35151971-06-21 United States, Maryland, Baltimore, 1 mile N of junction of Nicodemus and Ivy Mill Roads, off Ivy Mill Road, Liberty Reservoir Area, 39.461123 -76.873495 Full Record Details
PAC	Specularia perfoliata (L.) A. DC. PAC0037233Rogers McVaugh   14831946-06-30 United States, Maryland, Prince George's, College Park, 38.980666 -76.936919 Full Record Details
PAC	Achillea millefolium L. PAC0037392Horace W. Witman   12591950-08-31 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Achillea millefolium L. PAC0037393D. R. Windler   31451970-07-13 United States, Maryland, Baltimore, N of Towson, Cromwell Bridge Road and Glen Arm Road, 39.425385 -76.52941 Full Record Details
PAC	Ageratina altissima (L.) R. M. King & H. Rob. PAC0037507Walter F. Westerfeld   13001945-09-15 United States, Maryland, Allegany, 1 mile W of Cumberland, 39.646306 -78.778735 Full Record Details
PAC	Ageratina altissima (L.) R. M. King & H. Rob. PAC0037508H. W. Witman   14221950-09-16 United States, Maryland, Cecil, 3 miles W of Cecilton, 39.409161 -75.923546 Full Record Details
PAC	Ageratina altissima (L.) R. M. King & H. Rob. PAC0037509Horace W. Witman   23881952-09-28 United States, Maryland, Cecil, Pilot, 39.703995 -76.201343 Full Record Details
PAC	Ageratina aromatica (L.) Spach PAC0037513J. E. Benedict   s.n.1928-10-14 United States, Maryland, Montgomery, Woodside, 39.003443 -77.037755 Full Record Details
PAC	Anemone americana (DC.) H. Hara PAC0025286F. D. Fee   21976-04-17 United States, Maryland, Allegany, 6.5 miles E of Flintstone, Green Ridge State Forest, Fifteenmile Creek, 39.690104 -78.452131 Full Record Details
PAC	Anemone americana (DC.) H. Hara PAC0025287Walter F. Westerfeld   9641942-04-05 United States, Maryland, Allegany, Flintstone, 39.703144 -78.567794 Full Record Details
PAC	Anemone virginiana L. PAC0025294M. Burch   35741971-07-11 United States, Maryland, Carroll, 1/4 mile from Nicodemus Road Bridge, Liberty Reservoir, highline clearing off Deer Park Road, 39.449267 -76.88353 Full Record Details
PAC	Anemone virginiana L. PAC0025295H. W. Witman   21051952-07-12 United States, Maryland, Cecil, 1 mile N of Blake, 39.728226 -75.918949 Full Record Details

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