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Next page > FH: 00848465 Bryoria fuscescens (Gyelnik) Brodo & D. Hawksworth Canada: Ontario [data not captured] D. Potter 1929
FH: 00428741 Lichen Linnaeus Canada: Ontario James Bay, Mt. Sherrick D. Potter 1929-7-9
FH: 00469287 Peltigera sp. Canada: Ontario [data not captured] D. Potter 1929
NEBC: 00446320 Punctelia rudecta (Acharius) Krog USA: Vermont Manchester (Vermont): [data not captured] D. Potter 1935-5-18
FH: 00468177 Punctelia rudecta (Acharius) Krog USA: Maine [data not captured] D. Potter 1959-7-21
Acanthaceae GH: 00246430 Ruellia tuberosa Linnaeus Venezuela: Guanta. Roadside at outskirts of the city - ... D. Potter 5164 1935-8-20
GH: 00277045 Ruellia tuberosa Linnaeus Venezuela: Guanta D. Potter 5164 1935-8-20
Aceraceae GH: 00772438 Acer negundo Linnaeus USA: Massachusetts Concord: Concord D. Potter 1930-6-1
GH: 00772440 Acer negundo Linnaeus USA: Massachusetts Concord: Concord D. Potter 1930-6-1
GH: 00772645 Acer pensylvanicum Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1920-5-17
GH: 00677100 Acer rubrum Linnaeus USA: Massachusetts Concord: Concord, Sam Hoar's Pond [Fairyland... D. Potter 1925-4-5
GH: 00663227 Acer saccharum Marshall USA: New Hampshire Walpole: Walpole D. Potter 1930-5-17
GH: 00663228 Acer saccharum Marshall USA: New Hampshire Walpole: Walpole D. Potter 1706a 1930-5-18
GH: 00663229 Acer saccharum Marshall USA: New Hampshire Walpole: Walpole D. Potter 1930-5-18
GH: 00663230 Acer saccharum Marshall USA: New Hampshire Walpole: Walpole D. Potter 1930-5-18
Alismataceae GH: 01032321 Alisma triviale Pursh USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01032365 Alisma triviale Pursh USA: Massachusetts Newburyport: Newburyport D. Potter 1930-7-11
GH: 01080576 Sagittaria graminea Michaux USA: Maine Nobleboro: Nobleboro D. Potter 1935-7-23
Alliaceae GH: 00680599 Allium tricoccum Aiton USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
Amaranthaceae NEBC: 01620498 Amaranthus hybridus Linnaeus USA: Massachusetts Auburn: [no additional data] D. Potter 32466 1957-9-10
GH: 00598398 Amaranthus retroflexus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1936-9-8
GH: 00598399 Amaranthus retroflexus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1581 1931-9-15
Anacardiaceae GH: 00690959 Rhus typhina Linnaeus USA: Maine North Nobleboro D. Potter 1069 1930-6-15
Apiaceae GH: 00447967 Daucus carota Linnaeus USA: Massachusetts Concord: Concord D. Potter 1937-6-26
GH: 00447842 Daucus carota Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1925
GH: 00447844 Daucus carota Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1925
GH: 01081193 Osmorhiza claytonii (Michaux) C. B. Clarke USA: Vermont Manchester (Duplicate): Manchester D. Potter 1930-5-17
GH: 00750845 Osmorhiza depauperata Philippi USA: Vermont Mount Mansfield D. Potter 1940-6-24
GH: 01010321 Sium suave Walter USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01010322 Sium suave Walter USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01010324 Sium suave Walter USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01010325 Sium suave Walter USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01009673 Sium suave Walter USA: Massachusetts Concord: Concord D. Potter 1925-7-12
GH: 01009674 Sium suave Walter USA: Massachusetts Concord: Concord D. Potter 1627 1931-10-1
GH: 01009676 Sium suave Walter USA: Massachusetts Concord: Concord D. Potter 1923-7-12
GH: 00587032 Zizia aurea (Linnaeus) W. D. J. Koch USA: Vermont Brattleboro: Brattleboro D. Potter 1930-5-16
GH: 00566075 Zizia aurea (Linnaeus) W. D. J. Koch USA: Massachusetts Amherst: Amherst D. Potter 1914
Apocynaceae GH: 00816453 Apocynum androsaemifolium Linnaeus USA: Massachusetts Concord D. Potter 1925-7-20
GH: 02379614 Mandevilla scabra (Hoffmannsegg ex Roemer & Schultes) K. Schumann Guyana: Bartika; Outskirts of the town--bank of the ... D. Potter 5402 1935-8-29
GH: 02380725 Nerium oleander Linnaeus Venezuela: Sucre Puerto Sucre D. Potter 5191 1935-8-20
GH: 02382327 Pentalinon luteum (Linnaeus) B. F. Hansen & Wunderlin Haiti: Port au Prince D. Potter 5030a 1935-8-14
GH: 02382361 Pentalinon luteum (Linnaeus) B. F. Hansen & Wunderlin Haiti: Port au Prince D. Potter 5030 1935-8-14
GH: 02382343 Pentalinon luteum (Linnaeus) B. F. Hansen & Wunderlin Haiti: Ouest Port-au-Prince: Port au Prince D. Potter 5030b. 1935-8-14
GH: 02382417 Plumeria acutifolia Poiret Mexico: Colima Manzanillo Col. [Colima] D. Potter 10,007 1950-7-10
Aquifoliaceae GH: 00713372 Ilex verticillata (Linnaeus) A. Gray USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-25
GH: 00713375 Ilex verticillata (Linnaeus) A. Gray USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-25
Araceae GH: 00444161 Acorus calamus Linnaeus Canada: Kent's Island: West side D. Potter 5042 1935-7-25
GH: 01635668 Anthurium jenmanii Engler Guyana: Bartika; Along road in the jungle 12-15 mile... D. Potter 5299 1935-8-28
GH: 01010764 Arisaema triphyllum (Linnaeus) Schott USA: Massachusetts Beverly: Beverly D. Potter 1941-6-10
GH: 01080233 Arisaema triphyllum (Linnaeus) Schott USA: Massachusetts Pelham: Pelham D. Potter 1914-5-30
NEBC: 00875047 Arisaema triphyllum stewardsonii (Britton) Huttleston USA: Massachusetts Auburn: Auburn D. Potter 1949
GH: 01655368 Caladium bicolor (Aiton) Ventenat Guyana: Georgetown: outskirts of the city D. Potter 5247 1935-8-25
NEBC: 01032939 Calla palustris Linnaeus USA: Massachusetts Upton: Upton D. Potter 1935-5-25
GH: 01080804 Peltandra virginica (Linnaeus) Rafinesque ex Schott USA: Massachusetts Saugus: Saugus D. Potter 1729a 1931-7-5
GH: 01080813 Peltandra virginica (Linnaeus) Rafinesque ex Schott USA: Massachusetts Concord: Concord D. Potter 1925-7-15
GH: 01629157 Philodendron ecordatum Schott Guyana: Bartika. Along road in the jungle 12-15 mile... D. Potter 5328 1935-8-28
GH: 01629158 Philodendron ecordatum Schott Guyana: Bartika. Along road in the jungle 12-15 mile... D. Potter 5328 1935-8-28
GH: 01629234 Philodendron melinonii Brongniart ex Regel Guyana: Bartika. Along road in the jungle 12-15 mile... D. Potter 5300 1935-8-28
GH: 01629544 Pistia stratiotes Linnaeus Guyana: Georgetown: outskirts of city D. Potter 5424 1935-8-31
GH: 00635360 Symplocarpus foetidus (Linnaeus) Salisbury ex W. P. C. Barton USA: Massachusetts Concord: Concord D. Potter 1925-4-5
Araliaceae GH: 00816770 Aralia hispida Ventenat USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00448575 Aralia nudicaulis Linnaeus USA: Massachusetts Greenwich: Greenwich D. Potter 1267 1933-5-21
Aristolochiaceae GH: 00642418 Asarum canadense Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
Asclepiadaceae GH: 00572712 Asclepias incarnata Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-15
GH: 00572713 Asclepias incarnata Linnaeus USA: Massachusetts Concord: Concord D. Potter 1931-10-1
GH: 00572714 Asclepias incarnata Linnaeus USA: Massachusetts Concord: Concord D. Potter 1604a 1931-10-1
GH: 00572715 Asclepias incarnata Linnaeus USA: Massachusetts Concord: Concord D. Potter 1604 1931-10-1
GH: 01036469 Asclepias syriaca Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-15
Asparagaceae GH: 00567453 Asparagus officinalis Linnaeus USA: Massachusetts Concord: Concord, Cambridge Turnpike D. Potter 1930-7-20
Asteraceae GH: 01235475 Achillea borealis Bongard Canada: Quebec Province St. Siméon D. Potter 1931-8-28
GH: 01235547 Achillea borealis Bongard Canada: New Brunswick Kent's Island D. Potter 7147 1936-8-24
GH: 01235546 Achillea borealis Bongard Canada: New Brunswick Kent's Island D. Potter 5003 1935-7-25
GH: 01235545 Achillea borealis Bongard Canada: New Brunswick Kent's Island D. Potter 7128 1936-8-23
GH: 01235680 Achillea borealis Bongard Canada: Newfoundland & Labrador Labrador: Antill Cove D. Potter 7911 1937-8-24
GH: 01235594 Achillea borealis Bongard Canada: Newfoundland & Labrador Nain: [no additional data] D. Potter 7910 1937-8-16
GH: 01235592 Achillea borealis Bongard Canada: Newfoundland & Labrador Labrador: Windy Tickle D. Potter 7909 1937-8-21
GH: 01235587 Achillea borealis Bongard Canada: Newfoundland & Labrador Labrador: Windy Tickle D. Potter 3813 1934-8-14
GH: 01235583 Achillea borealis Bongard Canada: Newfoundland & Labrador Hopedale: [no additional data] D. Potter 7908 1937-7-10
GH: 00566769 Achillea millefolium Linnaeus USA: Maine North Nobleboro D. Potter 1925-6-20
GH: 00566770 Achillea millefolium Linnaeus USA: Maine North Nobleboro D. Potter 1925-6-20
GH: 00566953 Achillea millefolium Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-20
GH: 00566954 Achillea millefolium Linnaeus USA: Massachusetts Concord: Concord, Cambridge Turnpike D. Potter 1930-7-20
NEBC: 00531114 Achillea millefolium Linnaeus USA: Massachusetts Paxton: Paxton D. Potter 1935-6-7
GH: 00753231 Ageratina altissima (Linnaeus) R. M. King & H. Robinson USA: New Hampshire Milford: Milford D. Potter 1940-9-8
GH: 01037249 Ambrosia artemisiifolia Linnaeus USA: Massachusetts Concord: Concord D. Potter 1605a 1931-10-1
GH: 01037250 Ambrosia artemisiifolia Linnaeus USA: Massachusetts Concord: Concord D. Potter 1605 1931-10-1
GH: 01066681 Ambrosia artemisiifolia Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932-10-15
GH: 01065119 Anaphalis margaritacea (Linnaeus) Bentham & Hooker f. USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-28
GH: 01065299 Antennaria howellii canadensis (Greene) Bayer USA: Maine Jefferson: Jefferson D. Potter 1930-6-17
GH: 01065300 Antennaria howellii canadensis (Greene) Bayer USA: Maine Jefferson: Jefferson D. Potter 1930-6-17
GH: 01065301 Antennaria howellii canadensis (Greene) Bayer USA: Maine Jefferson: Jefferson D. Potter 1930-6-17
GH: 01065373 Antennaria howellii canadensis (Greene) Bayer USA: Vermont East Rupert D. Potter 7199 1935-5-18
GH: 01007857 Antennaria neglecta Greene USA: Massachusetts Bedford: Bedford, Carlisle Rd. D. Potter 1006 1930-5-3
NEBC: 01053751 Antennaria parlinii fallax (Greene) Bayer & Stebbins USA: Massachusetts Grafton: Grafton D. Potter 1934-5-16
GH: 01053547 Antennaria plantaginifolia (Linnaeus) Hooker USA: Massachusetts Holyoke: Holyoke D. Potter 1914-5-2
GH: 00531474 Anthemis cotula Linnaeus USA: Rhode Island Newport: Newport D. Potter 612 1932-10-15
GH: 00531475 Anthemis cotula Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932-10-15
GH: 00566276 Arctium minus (Hill) Bernhardi USA: Massachusetts Concord: Concord D. Potter 1925-9-5
GH: 01003889 Artemisia borealis Pallari Canada: Nunavut [no additional data] D. Potter 29 1929-7-6
GH: 01236610 Artemisia borealis Pallari Canada: Nunavut Baffin Land; near Griffen Bay; Frobisher Bay D. Potter 8165 1937-7-29
GH: 00968033 Artemisia borealis purshii Besser Canada: James Bay; South Coast; Point Comfort D. Potter 37 1929-7-21
GH: 00968030 Artemisia borealis purshii Besser Canada: Nunavut James Bay; Charlton Island D. Potter 29 1929-7-6
GH: 00968031 Artemisia borealis purshii Besser Canada: Ontario James Bay; East Coast; Brushy Island D. Potter 38 1929-7-12
GH: 00968060 Artemisia campestris canadensis (Michaux) Scoggan Canada: Quebec Province James Bay; South Coast; Point Comfort D. Potter 39 1929-7-21
GH: 00968053 Artemisia campestris canadensis (Michaux) Scoggan Canada: Quebec Province James Bay; South Coast; Point Comfort D. Potter 39 1929-7-21
GH: 01235070 Artemisia campestris canadensis (Michaux) Scoggan Canada: Newfoundland & Labrador Old sea beach; Port Manvers D. Potter 7905 1937-7-14
GH: 01235058 Artemisia campestris canadensis (Michaux) Scoggan Canada: Newfoundland & Labrador Labrador: Komaktorvik D. Potter 7904 1937-7-19
GH: 00725649 Artemisia campestris caudata (Michaux) H. M. Hall & Clements USA: Massachusetts North Falmouth D. Potter 441 1932-9-23
GH: 00725650 Artemisia campestris caudata (Michaux) H. M. Hall & Clements USA: Massachusetts North Falmouth D. Potter 17,497 1932-9-23
GH: 00725651 Artemisia campestris caudata (Michaux) H. M. Hall & Clements USA: Massachusetts North Falmouth D. Potter 17,497 1932-9-23
GH: 00968539 Artemisia candicans Rydberg Canada: Nunavut James Bay; Charlton Island D. Potter 28 1929-7-7
GH: 00968538 Artemisia candicans Rydberg Canada: James Bay; South Coast; 1st point; West of P... D. Potter 27 1929-7-21
GH: 00531756 Artemisia stelleriana Besser USA: Massachusetts Falmouth: Falmouth D. Potter 1932-7-20
GH: 00531757 Artemisia stelleriana Besser USA: Massachusetts Falmouth: Falmouth D. Potter 1932-7-20
GH: 00531758 Artemisia stelleriana Besser USA: Massachusetts Falmouth: Falmouth D. Potter 1932-7-20
GH: 01234590 Artemisia tilesii Ledebour Canada: Quebec Province James Bay; South Coast; 1st point; West of P... D. Potter 27 1929-7-21
GH: 01234589 Artemisia tilesii Ledebour Canada: Nunavut James Bay; Charlton Island D. Potter 28 1929-7-7
GH: 01021580 Baccharis halimifolia Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932
GH: 01021581 Baccharis halimifolia Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932
GH: 01021582 Baccharis halimifolia Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932
GH: 01037717 Bidens frondosa Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00566336 Centaurea nigra Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932-10-15
GH: 00566337 Centaurea nigra Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932-10-15
GH: 02172950 Cirsium arvense (Linnaeus) Scopoli Canada: New Brunswick [data not captured] D. Potter 7133 1936-8-23
GH: 02172973 Cirsium arvense (Linnaeus) Scopoli Canada: Ontario [data not captured] D. Potter 48 1929-7-1
GH: 02172974 Cirsium arvense (Linnaeus) Scopoli Canada: Ontario [data not captured] D. Potter 781 1929-7-7
GH: 02022021 Cirsium vulgare (Savi) Tenore Canada: New Brunswick [data not captured] D. Potter 7094 1936-8-23
GH: 02022020 Cirsium vulgare (Savi) Tenore Canada: New Brunswick [data not captured] D. Potter 7282 1936-8-24
GH: 00566397 Cirsium vulgare (Savi) Tenore USA: Maine North Nobleboro D. Potter 1925-8-9
GH: 00587355 Cirsium vulgare (Savi) Tenore USA: Massachusetts Concord: Concord D. Potter 1628a 1931-10-1
GH: 00587392 Cirsium vulgare (Savi) Tenore USA: Rhode Island Newport: Newport D. Potter 1932-10-14
GH: 02205015 Doellingeria umbellata (Miller) Nees Canada: New Brunswick [data not captured] D. Potter 7364 1936-8-25
GH: 02205014 Doellingeria umbellata (Miller) Nees Canada: New Brunswick [data not captured] D. Potter 7365 1936-8-25
GH: 00564093 Erigeron annuus (Linnaeus) Persoon USA: Massachusetts Concord: Concord D. Potter 1936-6-26
GH: 00834915 Erigeron canadensis Linnaeus USA: Massachusetts Concord: Concord D. Potter 7164 1936-9-8
GH: 02353299 Erigeron humilis Graham Canada: Nunavut Baffin Island: [data not captured] D. Potter 8168 1937-8-3
GH: 02465077 Erigeron humilis Graham Canada: Newfoundland & Labrador Hebron: [no additional data] D. Potter 7903 1937-7-16
GH: 02465076 Erigeron humilis Graham Canada: Newfoundland & Labrador Labrador: Skynner's Cove, Nackvak D. Potter 7902 1937-7-18
GH: 02465046 Erigeron humilis Graham Canada: Newfoundland & Labrador Labrador: Lady Job Harbor D. Potter 8166 1937-7-25
GH: 02465047 Erigeron humilis Graham Canada: Newfoundland & Labrador Labrador: Komaktorvik D. Potter 7901 1937-7-19
GH: 02353472 Erigeron hyssopifolius Michaux Canada: Ontario [data not captured] D. Potter 7 1929-6-30
GH: 02353455 Erigeron hyssopifolius Michaux Canada: [data not captured] D. Potter 40 1920-7-4
GH: 02353454 Erigeron hyssopifolius Michaux Canada: [data not captured] D. Potter 9 1929-7-1
GH: 02353453 Erigeron hyssopifolius Michaux Canada: Ontario [data not captured] D. Potter 8 1929-6-29
GH: 02353452 Erigeron hyssopifolius Michaux Canada: Ontario [data not captured] D. Potter 7 1929-6-30
GH: 02352463 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 4 1929-7-7
GH: 02352462 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 5 1929-7-18
GH: 02352461 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 1 1929-7-3
GH: 02352460 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 2 1929-7-21
GH: 02352459 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 6 1929-7-1
GH: 02352458 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 3 1929-6-30
GH: 02352443 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 1 1929-7-3
GH: 02352442 Erigeron philadelphicus Linnaeus Canada: [data not captured] D. Potter 5 1929-7-18
NEBC: 01079133 Erigeron pulchellus Michaux USA: Massachusetts Grafton: Grafton D. Potter 1934-5-16
GH: 01079159 Erigeron pulchellus Michaux USA: Massachusetts Amherst: Amherst D. Potter 1914-6-1
GH: 01052457 Erigeron strigosus Muhlenberg ex Willdenow USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01052458 Erigeron strigosus Muhlenberg ex Willdenow USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00574291 Eurybia macrophylla (Linnaeus) Cassini USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01052666 Euthamia graminifolia (Linnaeus) Nuttall Canada: New Brunswick Machias Seal Island D. Potter 7304 1936-8-26
GH: 01079737 Euthamia tenuifolia USA: Massachusetts Cape Cod D. Potter 1929
GH: 01034837 Eutrochium dubium (Willdenow ex Poiret) E. E. Lamont USA: Massachusetts Concord: Concord D. Potter 1925-9-20
GH: 00535453 Galinsoga quadriradiata Ruiz & Pavon USA: Massachusetts Concord: Concord D. Potter 1937-6-26
GH: 01053865 Gnaphalium uliginosum Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01037980 Helianthus divaricatus Linnaeus USA: Massachusetts Lexington: Lexington D. Potter 1925-9-4
GH: 01037981 Helianthus divaricatus Linnaeus USA: Massachusetts Lexington: Lexington D. Potter 1925-9-4
GH: 00531996 Hieracium aurantiacum Linnaeus USA: Maine North Nobleboro D. Potter 1925-6-24
GH: 00531997 Hieracium aurantiacum Linnaeus USA: Maine North Nobleboro D. Potter 1925-6-24
GH: 00531998 Hieracium aurantiacum Linnaeus USA: Maine D. Potter D. Potter 1925-6-20
NEBC: 00587547 Hieracium aurantiacum Linnaeus USA: Massachusetts New Braintree: New Braintree D. Potter 1948-8-13
GH: 01831653 Hieracium floribundum Wimm. & Grab. Canada: [data not captured] D. Potter 7295 1936-8-24
GH: 01832459 Hieracium longipilum Torrey ex Hooker USA: Illinois [data not captured] D. Potter 21245 1940-7
GH: 01832460 Hieracium longipilum Torrey ex Hooker USA: Illinois [data not captured] D. Potter 21244 1940-7
GH: 01832690 Hieracium piloselloides Villars Canada: [data not captured] D. Potter 7117 1936-8-25
GH: 01834430 Lactuca canadensis Linnaeus USA: South Carolina [data not captured] D. Potter 19877 1933-8-2
GH: 01834980 Lactuca tatarica (Linnaeus) C. A. Meyer Canada: [data not captured] D. Potter 55 1929-7-1
GH: 01834979 Lactuca tatarica (Linnaeus) C. A. Meyer Canada: [data not captured] D. Potter 54 1929-7-21
GH: 00626973 Leucanthemum vulgare Lamarck USA: Massachusetts Concord: Concord D. Potter 1925-7-15
GH: 00734966 Liatris scariosa novae-angliae Lunell USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00734967 Liatris scariosa novae-angliae Lunell USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00734968 Liatris scariosa novae-angliae Lunell USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00734969 Liatris scariosa novae-angliae Lunell USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00734970 Liatris scariosa novae-angliae Lunell USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00718188 Matricaria discoidea de Candolle USA: Maine Machias: Machias D. Potter 7306 1936-8-26
GH: 01008910 Packera obovata (Muhlenberg ex Willdenow) W. A. Weber & Á. Löve USA: New Hampshire Mount Equinox D. Potter 1930-5-17
GH: 01023702 Pseudognaphalium obtusifolium (Linnaeus) Hilliard & B. L. Burtt USA: Massachusetts Cape Cod D. Potter 1929
GH: 00535992 Rudbeckia hirta Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00718485 Scorzoneroides autumnalis (Linnaeus) Moench USA: Massachusetts Concord: Concord D. Potter 1925-9-5
NEBC: 01056702 Solidago nemoralis Aiton USA: Massachusetts Shrewsbury: Shrewsbury D. Potter 1934-9-22
GH: 01064401 Solidago puberula Nuttall USA: Massachusetts Cape Cod D. Potter 1615 1929
GH: 01064402 Solidago puberula Nuttall USA: Massachusetts Cape Cod D. Potter 1615 1929
GH: 01064602 Solidago sempervirens Linnaeus USA: Massachusetts Wareham: Wareham D. Potter 1614 1929
GH: 01064604 Solidago sempervirens Linnaeus USA: Massachusetts Wareham: Wareham D. Potter 1929
GH: 00637561 Sonchus oleraceus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1603 1931-10-1
GH: 00637608 Sonchus oleraceus Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932-10-15
GH: 00637609 Sonchus oleraceus Linnaeus USA: Rhode Island Newport: Newport D. Potter 1932-10-15
GH: 00637610 Sonchus oleraceus Linnaeus USA: Rhode Island Newport: Newport D. Potter 613 1932-10-15
NEBC: 00697292 Symphyotrichum lateriflorum (Linnaeus) Á. Löve & D. Löve USA: Massachusetts Sterling: Sterling D. Potter 1936-9-3
GH: 00832374 Symphyotrichum novi-belgii (Linnaeus) G. L. Nesom USA: Maine Machias: Machias D. Potter 7305 1936-8-26
GH: 02539314 Taraxacum ceratophorum (Ledebour) de Candolle Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 3775 1934-8-5
GH: 00551027 Tussilago farfara Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
Balsaminaceae GH: 00484060 Impatiens capensis Meerburgh USA: Maine Machias: Machias D. Potter 7126 1936-8-26
GH: 00484100 Impatiens capensis Meerburgh USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-25
Berberidaceae NEBC: 00606773 Berberis vulgaris Linnaeus USA: Massachusetts Grafton: Grafton D. Potter 1934-5-16
GH: 00606781 Berberis vulgaris Linnaeus USA: Massachusetts Amherst: Amherst D. Potter 1914
GH: 00697882 Caulophyllum thalictroides (Linnaeus) Michaux USA: Vermont Mount Holly: Mount Holly D. Potter 1930-5-18
GH: 00697889 Caulophyllum thalictroides (Linnaeus) Michaux USA: Vermont Hog Back Mountain D. Potter 1930-5-16
GH: 00697916 Caulophyllum thalictroides (Linnaeus) Michaux USA: Massachusetts Mount Toby D. Potter 1926-5-15
Betulaceae GH: 00657106 Alnus incana rugosa (Du Roi) R. T. Clausen USA: Massachusetts Concord: Concord D. Potter 1925
GH: 02194802 Betula papyrifera Marshall Canada: Ontario [data not captured] D. Potter 810 1929-7-1
GH: 02194796 Betula papyrifera Marshall Canada: Ontario [data not captured] D. Potter 810 1929-7-1
GH: 02193243 Betula papyrifera cordifolia (Regel) Regel Canada: [data not captured] D. Potter 7292 1936-8-23
GH: 02193239 Betula papyrifera cordifolia (Regel) Regel Canada: [data not captured] D. Potter 807 1929-7-9
GH: 02193238 Betula papyrifera cordifolia (Regel) Regel Canada: [data not captured] D. Potter 806 1929-7-7
GH: 02193299 Betula papyrifera cordifolia (Regel) Regel Canada: [data not captured] D. Potter 807 1929-7-9
GH: 02193300 Betula papyrifera cordifolia (Regel) Regel Canada: [data not captured] D. Potter 806 1929-7-7
NEBC: 00627518 Betula populifolia Marshall USA: Massachusetts Worcester: Worcester D. Potter 1935-5-22
GH: 02193805 Betula sandbergii Britton Canada: Ontario [data not captured] D. Potter 804 1929-7-4
GH: 02071021 Betula sp. Canada: [data not captured] D. Potter 805 1929-7-7
NEBC: 00627976 Corylus americana Walter USA: Massachusetts Upton: Upton D. Potter 32238 1938-7-12
GH: 00727620 Corylus cornuta Marshall USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00727621 Corylus cornuta Marshall USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00727622 Corylus cornuta Marshall USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00727623 Corylus cornuta Marshall USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00746164 Ostrya virginiana (Miller) K. Koch USA: Rhode Island Lincoln: Lincoln D. Potter 1932-10-14
GH: 00746165 Ostrya virginiana (Miller) K. Koch USA: Rhode Island Lincoln: Lincoln D. Potter 1932-10-14
Boraginaceae GH: 01993199 Heliotropium arborescens Linnaeus USA: Massachusetts Concord: [no additional data] D. Potter 1608a 1931-10-1
GH: 01993200 Heliotropium arborescens Linnaeus USA: Massachusetts Concord: [no additional data] D. Potter 1608 1931-10-1
GH: 01816099 Mertensia maritima (Linnaeus) Gray Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7730 1937-8-16
GH: 02058964 Mertensia paniculata (Aiton) G. Don Canada: Ontario Bushy Island D. Potter 694 1929-7-12
GH: 02058965 Mertensia paniculata (Aiton) G. Don Canada: East Main D. Potter 689
Brassicaceae GH: 00992467 Arabidopsis arenicola (Richardson) Al-Shehbaz, Elven, D. F. Murray & Warwick Canada: Nunavut [data not captured] D. Potter 540 1929-7-6
GH: 00992486 Arabidopsis arenicola (Richardson) Al-Shehbaz, Elven, D. F. Murray & Warwick Canada: Nunavut [data not captured] D. Potter 8028 1937-8-3
GH: 00992495 Arabidopsis arenicola (Richardson) Al-Shehbaz, Elven, D. F. Murray & Warwick Canada: Nunavut [data not captured] D. Potter 540 1929-7-6
GH: 00974137 Arabis alpina Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7932 1937-7-16
GH: 00974138 Arabis alpina Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7935 1937-7-18
GH: 00974139 Arabis alpina Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7934 1937-8-16
GH: 00974152 Arabis alpina Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7933 1937-7-19
GH: 00974153 Arabis alpina Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8026 1937-7-25
GH: 00974180 Arabis alpina Linnaeus Canada: Nunavut foot of Grinnell Glacier; Jackman Sound; Fro... D. Potter 8027 1937-7-28
GH: 00448759 Barbarea vulgaris W. T. Aiton USA: Vermont Woodford: Woodford D. Potter 1930-5-17
GH: 00448760 Barbarea vulgaris W. T. Aiton USA: Vermont Woodford: Woodford D. Potter 1930-5-17
GH: 00944901 Braya humilis (C. A. Meyer) B. L. Robinson Canada: Ontario [data not captured] D. Potter 542 1929-6-30
GH: 00944902 Braya humilis (C. A. Meyer) B. L. Robinson Canada: Ontario [data not captured] D. Potter 940 1929-7-4
GH: 00944903 Braya humilis (C. A. Meyer) B. L. Robinson Canada: Ontario [data not captured] D. Potter 541 1929-7-3
GH: 00944976 Braya humilis (C. A. Meyer) B. L. Robinson Canada: Ontario James Bay, Abitibi River; opposite Allen Isl... D. Potter 542 1929-6-30
GH: 01097451 Cakile edentula (Bigelow) Hooker Canada: New Brunswick Kent's Island; West side D. Potter 5053 1935-7-25
GH: 01098059 Capsella bursa-pastoris (Linnaeus) Medikus Canada: Quebec Province [data not captured] D. Potter 543 1929-7-18
GH: 01098060 Capsella bursa-pastoris (Linnaeus) Medikus Canada: Quebec Province [data not captured] D. Potter 545 1929-7-11
GH: 01098061 Capsella bursa-pastoris (Linnaeus) Medikus Canada: Quebec Province [data not captured] D. Potter 544 1929-7-8
GH: 01098064 Capsella bursa-pastoris (Linnaeus) Medikus Canada: Quebec Province [data not captured] D. Potter 543 1929-7-18
GH: 01098065 Capsella bursa-pastoris (Linnaeus) Medikus Canada: Quebec Province [data not captured] D. Potter 545 1929-7-11
GH: 01098066 Capsella bursa-pastoris (Linnaeus) Medikus Canada: Quebec Province [data not captured] D. Potter 544 1929-7-8
GH: 01098142 Capsella bursa-pastoris (Linnaeus) Medikus Canada: New Brunswick Kent's Island; west side D. Potter 5040 1935-7-25
GH: 01098143 Capsella bursa-pastoris (Linnaeus) Medikus Canada: New Brunswick Kent's Island; south end D. Potter 7124 1936-8-24
GH: 01098588 Cardamine bellidifolia Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7926 1937-7-16
GH: 01098589 Cardamine bellidifolia Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7926 1937-8-16
GH: 01098590 Cardamine bellidifolia Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8022 1937-7-23
GH: 01098591 Cardamine bellidifolia Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7927 1937-7-25
GH: 01098592 Cardamine bellidifolia Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8023 1937-7-28
GH: 01098636 Cardamine bellidifolia Linnaeus Canada: Nunavut foot of Grinnell Glacier, Jackman Sound; Fro... D. Potter 8023 1937-7-28
GH: 00757408 Cardamine diphylla (Michaux) Alph. Wood USA: Vermont Manchester (Vermont): Manchester D. Potter 1930-5-17
GH: 00579108 Cardamine pensylvanica Muhlenberg ex Willdenow USA: Vermont Woodyard D. Potter 1930-5-17
GH: 00558876 Cardamine pensylvanica Muhlenberg ex Willdenow USA: Massachusetts Amherst: Amherst D. Potter 1914-5-2
GH: 00999807 Cardamine pratensis Linnaeus USA: New York Stephansville D. Potter 1548 1931-5
GH: 00999809 Cardamine pratensis Linnaeus USA: New York Stephansville [Alcove] D. Potter 1549 1931-5
GH: 00999810 Cardamine pratensis Linnaeus USA: New York Stephansville D. Potter 1547 1931-5
GH: 01087693 Cochlearia officinalis arctica (D. F. K. Schlechtendal ex de Candolle) Gelert Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8025 1937-8-4
GH: 01087763 Cochlearia officinalis arctica (D. F. K. Schlechtendal ex de Candolle) Gelert Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7929 1937-7-5
GH: 01087764 Cochlearia officinalis arctica (D. F. K. Schlechtendal ex de Candolle) Gelert Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7928 1937-7-6
GH: 01087765 Cochlearia officinalis arctica (D. F. K. Schlechtendal ex de Candolle) Gelert Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7930 1937-7-14
GH: 01087766 Cochlearia officinalis arctica (D. F. K. Schlechtendal ex de Candolle) Gelert Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8024 1937-7-23
GH: 01087767 Cochlearia officinalis arctica (D. F. K. Schlechtendal ex de Candolle) Gelert Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7931 1937-7-25
GH: 01103014 Draba alpina Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8761 1937-7-20
GH: 01103015 Draba alpina Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8243 1937-7-23
GH: 01103118 Draba alpina nana Hooker Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8762 1937-7-20
GH: 01103119 Draba alpina nana Hooker Canada: Nunavut [data not captured] D. Potter 8248 1937-7-27
GH: 01103384 Draba aurea Vahl Canada: Nunavut [data not captured] D. Potter 547 1929-7-6
GH: 01103385 Draba aurea Vahl Canada: Nunavut [data not captured] D. Potter 546 1929-7-12
GH: 01103386 Draba aurea Vahl Canada: Nunavut [data not captured] D. Potter 547 1929-7-6
GH: 01103387 Draba aurea Vahl Canada: Nunavut [data not captured] D. Potter 546 1929-7-12
GH: 01106001 Draba crassifolia Graham Canada: Nunavut [data not captured] D. Potter 8257 1937-8-6
GH: 01783336 Draba crassifolia Graham Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8245 1937-7-25
GH: 01115039 Draba incana Linnaeus Canada: Quebec Province [data not captured] D. Potter 548 1929-7-7
GH: 01115128 Draba incana confusa (Ehrhart) Liljeblad Canada: Quebec Province [data not captured] D. Potter 548 1929-7-7
GH: 01115323 Draba lactea Adams Canada: Nunavut near Griffen Bay; Frobisher Bay D. Potter 8760 1937-7-29
GH: 01115324 Draba lactea Adams Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8252 1937-8-3
GH: 01115325 Draba lactea Adams Canada: Nunavut Acadia Cove; Resolution Island; Frobisher Ba... D. Potter 8249 1937-7-27
GH: 01115508 Draba lactea Adams Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8756 1937-7-16
GH: 01115509 Draba lactea Adams Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8757 1937-7-19
GH: 01115510 Draba lactea Adams Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8758 1937-7-20
GH: 01115511 Draba lactea Adams Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8759 1937-7-25
GH: 01115512 Draba lactea Adams Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8246 1937-7-25
GH: 01115513 Draba lactea Adams Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8244 1937-7-22
GH: 01115514 Draba lactea Adams Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8241 1937-7-21
GH: 01115919 Draba nivalis Liljeblad Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8752 1937-7-19
GH: 01115920 Draba nivalis Liljeblad Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8753 1937-7-20
GH: 01115921 Draba nivalis Liljeblad Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8750 1937-7-14
GH: 01115922 Draba nivalis Liljeblad Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8751 1937-7-18
GH: 01115923 Draba nivalis Liljeblad Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8247 1937-7-25
GH: 01115924 Draba nivalis Liljeblad Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8755 1937-8-16
GH: 01115925 Draba nivalis Liljeblad Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8242 1937-7-23
GH: 00971005 Draba nivalis Liljeblad Canada: Nunavut [data not captured] D. Potter 8256 1937-8-6
GH: 00971006 Draba nivalis Liljeblad Canada: Nunavut [data not captured] D. Potter 8754 1937-7-29
GH: 00971007 Draba nivalis Liljeblad Canada: Nunavut [data not captured] D. Potter 8250 1937-7-28
GH: 00971185 Draba norvegica Gunnerus Canada: Quebec Province [data not captured] D. Potter 549 1929-7-10
GH: 00971188 Draba norvegica hebecarpa (Lindblom) O. E. Schulz Canada: Quebec Province [data not captured] D. Potter 549 1929-7-10
GH: 01023791 Lepidium virginicum Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-9-4
GH: 01023792 Lepidium virginicum Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-9-4
GH: 00602204 Raphanus sativus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-9-4
GH: 00602205 Raphanus sativus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-25
GH: 00582777 Sisymbrium officinale (Linnaeus) Scopoli USA: Massachusetts Boston: Boston, Little Bewster [Island] Bost... D. Potter 7377 1936-9-27
Bromeliaceae GH: 02107775 Aechmea bromeliifolia (Rudge) Baker Guyana: Bartika [Bartica]. Along roand in the jungle... D. Potter 5332 1935-8-28
GH: 02016506 Aechmea tillandsioides Baker Guyana: Bartika [Bartica]; along road in the jungle ... D. Potter 5302 1935-8-28
GH: 02546504 Catopsis berteroniana Mez Guyana: Bartika. Along road 12-15 miles from the tow... D. Potter 5333 1935-8-28
GH: 02546331 Catopsis nutans (Swartz) Grisebach Mexico: Veracruz roadside D. Potter 21409 1950-7-19
GH: 02546328 Catopsis nutans (Swartz) Grisebach Mexico: Veracruz roadside D. Potter 21411 1950-7-19
GH: 02546327 Catopsis nutans (Swartz) Grisebach Mexico: Veracruz roadside D. Potter 3 1950-7-19
GH: 02014116 Guzmania roezlii (E. Morren) Mez Guyana: Cuyuni-Mazaruni British Guiana, Bartika, 12-15 miles from th... D. Potter 5303 1935-8-28
GH: 01817750 Tillandsia intermedia Mez Mexico: Colima [no additional data] D. Potter 21405 1950-7-10
GH: 01817749 Tillandsia intermedia Mez Mexico: Colima [no additional data] D. Potter 21406 1950-7-10
GH: 01817748 Tillandsia intermedia Mez Mexico: Colima [no additional data] D. Potter 21404 1950-7-10
GH: 02548685 Tillandsia monadelpha Baker Guyana: British Guyana, Bartika, along road 12-15 mi... D. Potter 5304 1935-8-28
GH: 02548684 Tillandsia monadelpha Baker Guyana: British Guiana, Bartika, along road 12-15 mi... D. Potter 5304 1935-8-28
GH: 02548827 Tillandsia pulchella Hooker Guyana: British Guiana, Bartika, along road, 12-15 m... D. Potter 5329 1935-8-28
GH: 02547349 Tillandsia recurvata (Linnaeus) Linnaeus : Montserrat: Plymouth. Roadside along beach D. Potter 5532 1935-9-8
GH: 02547424 Tillandsia recurvata (Linnaeus) Linnaeus : Montserrat: Plymouth. Roadside along beach D. Potter 5532 1935-9-8
GH: 01818080 Tillandsia recurvata (Linnaeus) Linnaeus Mexico: Guanajuato G.T.O. D. Potter 21408 1950-7-3
GH: 01818078 Tillandsia recurvata (Linnaeus) Linnaeus Mexico: Guanajuato GTO D. Potter 21407 1950-7-3
Cactaceae GH: 01677278 Opuntia dillenii (Ker Gawler) Haworth Haiti: Ouest Port-au-Prince: [no additional data] D. Potter 1935-8-12
GH: 01677034 Opuntia sp. USA: South Carolina Folly Beach D. Potter 7385 1933-8-2
GH: 01677706 Pereskiopsis diguetii (F. A. C. Weber) Britton & Rose Mexico: San Miguel de Allande D. Potter 10021 1950-7-3
Campanulaceae GH: 00633203 Campanula rapunculoides Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1925-8-9
GH: 02006555 Campanula uniflora Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7755 1937-7-16
GH: 02006556 Campanula uniflora Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7756 1937-7-19
GH: 02006557 Campanula uniflora Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7754 1937-7-25
GH: 02006558 Campanula uniflora Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8132 1937-7-23
GH: 00753023 Triodanis perfoliata (Linnaeus) Nieuwland USA: Massachusetts Sudbury: Sudbury, Fairhaven Bay, Sudbury Riv... D. Potter 1930-7-20
Caprifoliaceae GH: 00682227 Diervilla lonicera Miller USA: Massachusetts Mount Toby D. Potter 684 1932-6-15
GH: 00682482 Lonicera canadensis Bartram ex Marsh. USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
GH: 00682550 Lonicera canadensis Bartram ex Marsh. USA: Massachusetts Pelham: Pelham D. Potter 1914-5-2
GH: 00682551 Lonicera canadensis Bartram ex Marsh. USA: Massachusetts Pelham: Pelham D. Potter 1914-5-2
GH: 00682647 Lonicera dioica Linnaeus USA: Vermont Manchester (Vermont): Manchester D. Potter 1930-5-17
GH: 00633461 Lonicera sempervirens Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-9-20
GH: 00633462 Lonicera sempervirens Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-9-20
GH: 00633463 Lonicera sempervirens Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-9-20
GH: 00721757 Sambucus nigra canadensis (L.) R. Bolli USA: Massachusetts Concord: Concord, Cambridge Turnpike D. Potter 1930-7-20
GH: 00721758 Sambucus nigra canadensis (L.) R. Bolli USA: Massachusetts Concord: Concord, Cambridge Turnpike D. Potter 1930-7-20
GH: 00721761 Sambucus nigra canadensis (L.) R. Bolli USA: Massachusetts Lincoln: Lincoln D. Potter 1925-7-23
GH: 00687313 Sambucus racemosa Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
GH: 00687314 Sambucus racemosa Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
GH: 00687374 Sambucus racemosa Linnaeus USA: Massachusetts Pelham: Pelham D. Potter 1914-5-20
GH: 02005675 Viburnum edule (Michaux) Rafinesque Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8368 1937-7-14
GH: 00721711 Viburnum lantanoides Michaux USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
GH: 00721712 Viburnum lantanoides Michaux USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
GH: 00685339 Viburnum opulus trilobum (Marsh.) Clausen USA: Massachusetts Amherst: Amherst D. Potter 1914-5-20
Caryophyllaceae GH: 01742236 Cerastium alpinum Linnaeus Canada: Nunavut Acadia Cove - southwest end of Resolution Is... D. Potter 8229 1937-7-27
GH: 01742237 Cerastium alpinum Linnaeus Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8220 1927-8-3
GH: 01742238 Cerastium alpinum Linnaeus Canada: Nunavut near Griffen Bay; Frobisher Bay D. Potter 8221 1937-7-29
GH: 01742239 Cerastium alpinum Linnaeus Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8219 1937-8-6
GH: 01742240 Cerastium alpinum Linnaeus Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8227 1937-8-6
GH: 01742241 Cerastium alpinum Linnaeus Canada: Nunavut Foot of Grinnell Glacier, Jackman Sound; Fro... D. Potter 8228 1937-7-28
GH: 01742242 Cerastium alpinum Linnaeus Canada: Nunavut Pt. Brewster, Frobisher Bay D. Potter 8231 1937-8-6
NEBC: 00564831 Cerastium fontanum vulgare (Hartman) Greuter & Burdet USA: Massachusetts Worcester: Worcester D. Potter 1935-5-22
NEBC: 00564821 Cerastium fontanum vulgare (Hartman) Greuter & Burdet USA: Massachusetts Westboro D. Potter 1934-5-27
GH: 00689367 Cerastium nutans Rafinesque USA: Massachusetts Amherst: Amherst D. Potter 1914-5-30
GH: 01744521 Honckenya peploides (Linnaeus) Ehrhart Canada: Nunavut Jackman Sound; Frobisher Bay D. Potter 8213 1927-7-28
GH: 01744527 Honckenya peploides (Linnaeus) Ehrhart Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8212 1937-8-6
GH: 01744528 Honckenya peploides (Linnaeus) Ehrhart Canada: Nunavut Jackman Sound; Frobisher Bay D. Potter 8213 1937-7-28
GH: 01745166 Minuartia biflora (Linnaeus) Schinz & Thellung Canada: Nunavut foot of Grinnell Glacier; Jackman Sound; Fro... D. Potter 8235 1937-7-28
GH: 01745168 Minuartia biflora (Linnaeus) Schinz & Thellung Canada: Nunavut foot of Grinnell Glacier; Jackman Sound; Fro... D. Potter 8235 1937-7-28
GH: 01714347 Paronychia baldwinii (A. Gray & Torrey) Fenzl USA: Georgia St. Simon Island D. Potter 1933-8-3
GH: 00722527 Paronychia canadensis (Linnaeus) Alph. Wood USA: Rhode Island Newport: Newport D. Potter 1932
GH: 00722528 Paronychia canadensis (Linnaeus) Alph. Wood USA: Rhode Island Newport: Newport D. Potter 1932
GH: 00722529 Paronychia canadensis (Linnaeus) Alph. Wood USA: Rhode Island Newport: Newport D. Potter 1932
GH: 00722530 Paronychia canadensis (Linnaeus) Alph. Wood USA: Rhode Island Newport: Newport D. Potter 1932
GH: 01715228 Sagina caespitosa Lange Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8237 1937-8-4
GH: 01715229 Sagina caespitosa Lange Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8240 1937-8-7
GH: 01715454 Sagina caespitosa Lange Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8237 1937-8-4
GH: 01715452 Sagina nivalis (Lindblom) Fries Canada: Nunavut Acadia Cove; Resolution Island; Frobisher Ba... D. Potter 8238 1937-7-27
GH: 01715457 Sagina nivalis (Lindblom) Fries Canada: Nunavut Acadia Cove; Resolution Island; Frobisher Ba... D. Potter 8238 1937-7-27
GH: 01176220 Sagina procumbens Linnaeus Canada: New Brunswick Kent's Island; shore - north end D. Potter 7298 1936-8-25
GH: 01176221 Sagina procumbens Linnaeus Canada: New Brunswick Kent's Island; shore - north end D. Potter 7299 1936-8-24
GH: 01176222 Sagina procumbens Linnaeus Canada: New Brunswick Kent's Island; south end D. Potter 5105 1935-7-25
GH: 01715687 Sagina procumbens Linnaeus Canada: New Brunswick Kent's Island; south end D. Potter 7362 1936-8-25
GH: 00612684 Sagina procumbens Linnaeus USA: Maine Machias: Machias D. Potter 7315 1936-8-26
GH: 01751083 Silene acaulis (Linnaeus) Jacquin Canada: Nunavut foot of Grinnell Glacier; Jackman Sound; Fro... D. Potter 8120 1937-7-28
GH: 01751210 Silene acaulis exscapa (Allioni) F. N. Williams Canada: Nunavut Baffin Island: Acadia Cove; Resolution Islan... D. Potter 8121 1937-7-27
GH: 01752348 Silene involucrata (Chamisso & Schlechtendal) Bocquet Canada: Nunavut Baffin Island: foot of Grinnell Glacier; Jac... D. Potter 8210 1937-7-29
GH: 01752380 Silene involucrata (Chamisso & Schlechtendal) Bocquet Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8126 1937-8-3
GH: 01752388 Silene involucrata (Chamisso & Schlechtendal) Bocquet Canada: Nunavut Point Brewster; Frobisher Bay D. Potter 8126 1937-8-3
GH: 01752389 Silene involucrata (Chamisso & Schlechtendal) Bocquet Canada: Nunavut foot of Grinnell Glacier; Jackman Sound; Fro... D. Potter 8210 1937-7-29
GH: 00602771 Silene latifolia alba (Miller) Greuter & Burdet USA: Vermont Waterbury: Waterbury D. Potter 19983 1940-6-24
GH: 00693254 Spergularia canadensis (Persoon) G. Don Canada: New Brunswick Yellow Murre Ledges [south of Grand Manan Is... D. Potter 7246 1936-8-25
GH: 01622191 Stellaria humifusa Rottbøll Canada: Nunavut Baffin Island: Pt. Brewster; Frobisher Bay D. Potter 8217 1937-8-4
GH: 01622192 Stellaria humifusa Rottbøll Canada: Nunavut Baffin Island: Pt. Brewster; Frobisher Bay D. Potter 8218 1937-8-7
GH: 01622644 Stellaria longipes Goldie Canada: Nunavut Baffin Island: Point Brewster; Frobisher Bay D. Potter 8226 1937-8-4
GH: 01622690 Stellaria longipes Goldie Canada: Nunavut Acadia Cove; Southwest end of Resolution Isl... D. Potter 8224 1937-7-27
GH: 01622691 Stellaria longipes Goldie Canada: Nunavut Pt. Brewster; Frobisher Bay D. Potter 8223 1937-8-3
GH: 01622873 Stellaria longipes Goldie Canada: Nunavut Baffin Island: foot of Grinnell Glacier; Jac... D. Potter 8222 1937-7-28
GH: 01623473 Stellaria media (Linnaeus) Villars Canada: New Brunswick Kent's Island; north end D. Potter 7293 1936-8-23
GH: 00581783 Stellaria media (Linnaeus) Villars USA: Maine Machias: Machias D. Potter 1936-8-26
GH: 00581784 Stellaria media (Linnaeus) Villars USA: Maine Machias: Machias D. Potter 7105 1936-8-26
Chenopodiaceae GH: 02003935 Atriplex glabriuscula Edmondston Canada: New Brunswick [data not captured] D. Potter 7073 1936-8-23
GH: 02003934 Atriplex glabriuscula Edmondston Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7558 1937-8-24
GH: 01826105 Atriplex littoralis Linnaeus Canada: New Brunswick [data not captured] D. Potter 7080 1936-8-23
GH: 01826340 Atriplex patula Linnaeus Canada: Nunavut [data not captured] D. Potter 354 1929-7-24
GH: 01826499 Atriplex prostrata Boucher ex de Candolle Canada: New Brunswick [data not captured] D. Potter 7072 1936-8-23
GH: 01781813 Chenopodium album Linnaeus Canada: Quebec Province [data not captured] D. Potter 353 1929-7-7
GH: 01781828 Chenopodium album Linnaeus Canada: Quebec Province [data not captured] D. Potter 353 1929-7-7
GH: 00561585 Chenopodium album Linnaeus USA: Massachusetts Concord: Concord D. Potter 1606 1931-10-1
GH: 01782398 Chenopodium berlandieri macrocalycium (Aellen) Cronquist Canada: New Brunswick [data not captured] D. Potter 7323 1936-8-25
GH: 01092747 Chenopodium rubrum Linnaeus USA: Massachusetts Falmouth: N. Falmouth D. Potter 1932-9-23
GH: 01092748 Chenopodium rubrum Linnaeus USA: Massachusetts Falmouth: North Falmouth D. Potter 1932-9-23
GH: 01092749 Chenopodium rubrum Linnaeus USA: Massachusetts Falmouth: N. Falmouth D. Potter 1932-9-23
GH: 00754804 Salicornia depressa Standley USA: Massachusetts Medford, along alewife brook [Arlington/Camb... D. Potter 1930-6-26
GH: 01783494 Salicornia europaea Linnaeus Canada: Ontario [data not captured] D. Potter 7071 1936-8-23
GH: 00732352 Salsola kali Linnaeus USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00732353 Salsola kali Linnaeus USA: Massachusetts North Falmouth D. Potter 286 1932-9-23
GH: 00732459 Sarcocornia perennis USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00732460 Sarcocornia perennis USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00732461 Sarcocornia perennis USA: Massachusetts North Falmouth D. Potter 288 1932-9-23
GH: 01785347 Suaeda calceoliformis (Hooker) Moquin-Tandon Canada: Ontario [data not captured] D. Potter 7074 1936-8-23
GH: 01785346 Suaeda calceoliformis (Hooker) Moquin-Tandon Canada: Ontario [data not captured] D. Potter 7075 1936-8-23
GH: 01785345 Suaeda calceoliformis (Hooker) Moquin-Tandon Canada: Ontario [data not captured] D. Potter 5102 1935-7-26
GH: 00732554 Suaeda linearis (Elliott) Moquin-Tandon USA: Massachusetts Wareham: Wareham D. Potter 1931-5-15
GH: 01785555 Suaeda maritima (Linnaeus) Dumortier Canada: Ontario [data not captured] D. Potter 7075 1936-8-24
Cistaceae GH: 00684994 Hudsonia tomentosa Nuttall USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00750451 Hudsonia tomentosa Nuttall USA: Massachusetts Cape Cod D. Potter 1617a 1929
GH: 00750452 Hudsonia tomentosa Nuttall USA: Massachusetts Cape Cod D. Potter 1617 1929
GH: 00569230 Lechea intermedia juniperina (E. P. Bicknell) B. L. Robinson USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00569231 Lechea intermedia juniperina (E. P. Bicknell) B. L. Robinson USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00699905 Lechea maritima Leggett ex Britton USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00699906 Lechea maritima Leggett ex Britton USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00699907 Lechea maritima Leggett ex Britton USA: Massachusetts North Falmouth D. Potter 1932-9-23
GH: 00699910 Lechea maritima Leggett ex Britton USA: Massachusetts North Falmouth D. Potter 1932-9-23
Cladoniaceae FH: 00413726 Cladonia P. Browne Canada: Ontario [data not captured] D. Potter 1929
NEBC: 00436253 Cladonia chlorophaea (Flörke ex Sommerfelt) Sprengel USA: Vermont Rupert: [data not captured] D. Potter 4528 1935-5-18
FH: 00428678 Cladonia incrassata Flörke USA: Massachusetts [data not captured] D. Potter 1951-2-22
FH: 00428741 Cladonia maxima (Asahina) Ahti Canada: Ontario James Bay, Mt. Sherrick D. Potter 1929-7-9
FH: 00370674 Cladonia ochrochlora ceratodes (Flörke) Harmand USA: Massachusetts [data not captured] D. Potter 1951-2-22
FH: 00413726 Cladonia sp. Canada: Ontario [data not captured] D. Potter 1929
Commelinaceae GH: 00567802 Tradescantia virginiana Linnaeus USA: Massachusetts Concord: Concord D. Potter 1626 1931-10-1
Convolvulaceae GH: 02042079 Ipomoea imperati (Vahl) Grisebach USA: South Carolina Folly Beach D. Potter 7316 1933-8-2
GH: 02042405 Ipomoea pandurata Conzatti & L. C. Smith USA: Virginia Martinsville D. Potter 7315 1933-8-1
Cornaceae GH: 02137823 Cornus canadensis Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7560 1937-7-10
GH: 01845632 Cornus florida Linnaeus USA: New York Stephanville D. Potter 1931-5
GH: 01845631 Cornus florida Linnaeus USA: New York Stephanville [Stephentown?] D. Potter 1931-5
GH: 00773752 Cornus intermedia (Farr) Calder & Roy L. Taylor USA: Massachusetts Greenwich D. Potter 1933-5-21
GH: 00767412 Cornus obliqua Rafinesque USA: Massachusetts Amherst: Amherst D. Potter 1914-6-10
GH: 02018807 Cornus stolonifera Michaux Canada: Ontario Saw Pit Island D. Potter 623 1929-7-1
GH: 02018805 Cornus stolonifera Michaux Canada: Ontario Brushy Island D. Potter 624 1929-7-12
GH: 00633931 Cornus stolonifera Michaux USA: Massachusetts Amherst: Amherst D. Potter 1914-5-28
Crassulaceae GH: 01991954 Rhodiola rosea Linnaeus Canada: Newfoundland & Labrador Labrador: Brig Is. Emilie Harbor. D. Potter 7750 1937-7-7
GH: 01990664 Sedum rosea (Linnaeus) Scopoli Canada: Ontario Hay Island D. Potter 7302 1936-8-25
GH: 01991954 Sedum rosea (Linnaeus) Scopoli Canada: Newfoundland & Labrador Labrador: Brig Is. Emilie Harbor. D. Potter 7750 1937-7-7
GH: 01990663 Sedum rosea (Linnaeus) Scopoli USA: Machias Seal Island D. Potter 7310 1936-8-26
GH: 01990475 Sedum sp. USA: Massachusetts Concord: Garden. D. Potter 1940-7
GH: 01990477 Sedum sp. USA: Massachusetts Concord: garden. D. Potter 1940-7
GH: 01990317 Sedum telephium Linnaeus Canada: Kent's Island. D. Potter 7301 1936-8-24
GH: 00586216 Sempervivum tectorum Linnaeus USA: Massachusetts Woburn: Woburn D. Potter 1930-5-3
Cucurbitaceae GH: 01026232 Sicyos angulatus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1937-9-8
GH: 01026233 Sicyos angulatus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-9-5
Cupressaceae GH: 02020127 Chamaecyparis thyoides (Linnaeus) Britton, Stearn & Poggenburg USA: New Jersey near Barnagat Bay D. Potter 1701 1931-7-18
GH: 02104142 Juniperus communis depressa Pursh Canada: [data not captured] D. Potter 7115 1936-8-25
GH: 02104130 Juniperus communis depressa Pursh Canada: [data not captured] D. Potter 223 1929
GH: 02104160 Juniperus communis depressa Pursh Canada: [data not captured] D. Potter 223 1929
GH: 02104347 Juniperus communis montana Aiton Canada: [data not captured] D. Potter 221 1929
GH: 02104346 Juniperus communis montana Aiton Canada: [data not captured] D. Potter 220 1920
GH: 02104345 Juniperus communis montana Aiton Canada: [data not captured] D. Potter 222 1929
GH: 02104386 Juniperus communis montana Aiton Canada: [data not captured] D. Potter 220 1929
GH: 02104387 Juniperus communis montana Aiton Canada: [data not captured] D. Potter 221 1929
GH: 02104388 Juniperus communis montana Aiton Canada: [data not captured] D. Potter 222 1929
GH: 02104997 Juniperus horizontalis Moench Canada: Nunavut [data not captured] D. Potter 218 1929
GH: 02104996 Juniperus horizontalis Moench Canada: [data not captured] D. Potter 219 1929-7-21
GH: 02105230 Juniperus horizontalis Moench Canada: [data not captured] D. Potter 219 1929-7-21
GH: 02105229 Juniperus horizontalis Moench Canada: [data not captured] D. Potter 218 1929-7-6
GH: 00765646 Juniperus horizontalis Moench USA: Vermont Manchester (Vermont): Manchester D. Potter 1930-5-17
GH: 00765650 Juniperus horizontalis Moench USA: Vermont Manchester (Vermont): Manchester, base, Mt. ... D. Potter 1707 1930-5-17
GH: 02107188 Thuja occidentalis Linnaeus Canada: Quebec Province [data not captured] D. Potter [data not captured] 1662a 1931-8-26
GH: 02107228 Thuja occidentalis Linnaeus Canada: [data not captured] D. Potter 215 1929-6-29
GH: 02107227 Thuja occidentalis Linnaeus Canada: [data not captured] D. Potter 214 1929-7-1
GH: 02107250 Thuja occidentalis Linnaeus Canada: [data not captured] D. Potter 214 1929-7-1
GH: 02107249 Thuja occidentalis Linnaeus Canada: [data not captured] D. Potter 215 1929-6-29
Cyperaceae GH: 01182705 Bulbostylis capillaris (Linnaeus) Kunth ex C. B. Clarke USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-28
GH: 01058982 Carex Linnaeus USA: Maine North Nobleboro D. Potter 1095a 1931-6-16
GH: 01058983 Carex Linnaeus USA: Maine North Nobleboro D. Potter 1095 1930-6-16
NEBC: 00216206 Carex arctata Boott USA: Maine Winslows Mills D. Potter 1091 1930-6-15
GH: 00221020 Carex arctata Boott USA: Maine Nobleboro: Deep Cove, Lake Damariscotta D. Potter 7168 1931-6-6
GH: 00221077 Carex arctata Boott USA: Vermont Wallingford: East Wallingford D. Potter 1930-5-18
GH: 00216563 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Maine Nobleboro: Lake Damariscotta, Halls Point D. Potter 1081a 1930-6-20
GH: 00216561 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Maine Nobleboro: Lake Damariscotta, Halls Point D. Potter 1087a 1930-6-20
GH: 00216564 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Maine Nobleboro: Lake Damariscotta, northwest Hall... D. Potter 1504 1931-6-14
GH: 00216562 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Maine Nobleboro: Lake Damariscotta, Halls Point D. Potter 1087 1930-6-20
GH: 00216565 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Maine Nobleboro: Lake Damariscotta, Morongs Cove D. Potter 1081 1930-6-20
GH: 02392067 Carex brunnescens (Persoon) Poiret Canada: Quebec Province [data not captured] D. Potter 101 1929-7-18
GH: 02392066 Carex brunnescens (Persoon) Poiret Canada: Quebec Province [data not captured] D. Potter 100 1929-7-9
GH: 02392056 Carex brunnescens (Persoon) Poiret Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7494 1937-8-21
GH: 02392055 Carex brunnescens (Persoon) Poiret Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7492 1937-8-19
GH: 02392054 Carex brunnescens (Persoon) Poiret Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7493 1937-8-16
GH: 02392053 Carex brunnescens (Persoon) Poiret Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7491 1937-8-12
GH: 02392052 Carex brunnescens (Persoon) Poiret Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7489 1937-8-22
GH: 02392051 Carex brunnescens (Persoon) Poiret Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7490 1937-7-10
GH: 02392155 Carex brunnescens (Persoon) Poiret Canada: Quebec Province [data not captured] D. Potter 71 1929-7-18
GH: 02392154 Carex brunnescens (Persoon) Poiret Canada: Quebec Province [data not captured] D. Potter 100 1929-7-9
GH: 02392234 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: Quebec Province [data not captured] D. Potter 99 1929-7-11
GH: 02392233 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: Quebec Province [data not captured] D. Potter 98 1929-7-8
GH: 02392231 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: Quebec Province [data not captured] D. Potter 98 1929-7-8
GH: 02392232 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: Quebec Province [data not captured] D. Potter 99 1929-7-11
GH: 02392333 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: New Brunswick [data not captured] D. Potter 7336 1936-8-24
GH: 02392332 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: New Brunswick [data not captured] D. Potter 5056 1935-7-26
GH: 02392331 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: New Brunswick [data not captured] D. Potter 5055 1935-7-25
GH: 02393487 Carex canescens Linnaeus Canada: Quebec Province [data not captured] D. Potter 92 1929-7-11
GH: 02393592 Carex canescens Linnaeus Canada: Quebec Province [data not captured] D. Potter 101 1929-7-18
GH: 02393589 Carex canescens Linnaeus Canada: Quebec Province [data not captured] D. Potter 101 1929-7-18
GH: 02393905 Carex canescens Linnaeus Canada: New Brunswick [data not captured] D. Potter 7335 1936-8-24
GH: 02393904 Carex canescens Linnaeus Canada: Ontario [data not captured] D. Potter 102 1929-7-4
GH: 02393883 Carex canescens Linnaeus Canada: Ontario [data not captured] D. Potter 102 1929-7-4
GH: 02393884 Carex canescens Linnaeus Canada: Quebec Province [data not captured] D. Potter 92 1929-7-11
GH: 02393790 Carex canescens disjuncta (Fernald) Toivonen Canada: New Brunswick [data not captured] D. Potter 7334 1936-8-24
GH: 02393789 Carex canescens disjuncta (Fernald) Toivonen Canada: New Brunswick [data not captured] D. Potter 5057 1935-7-25
GH: 00219066 Carex canescens Linnaeus USA: Maine Nobleboro: Lake Damariscotta, Deep Cove D. Potter 7171 1931-6-10
GH: 00221432 Carex canescens Linnaeus USA: Maine Lake Damariscotta, Halls Point D. Potter 1078c 1930-6-20
GH: 00221500 Carex canescens disjuncta (Fernald) Toivonen USA: Maine Morangs Cove, Lake Damariscotta D. Potter 1082 1930-6-14
GH: 02367807 Carex capitata Linnaeus Canada: Newfoundland & Labrador [data not captured] D. Potter 7417 1937-8-21
GH: 02367806 Carex capitata Linnaeus Canada: Newfoundland & Labrador [data not captured] D. Potter 7416 1937-7-10
GH: 02367802 Carex capitata Linnaeus Canada: Newfoundland & Labrador [data not captured] D. Potter 7418 1937-8-22
GH: 02367788 Carex capitata Linnaeus Canada: [data not captured] D. Potter 90 1929-7-9
GH: 02367789 Carex capitata Linnaeus Canada: [data not captured] D. Potter 89 1929-7-11
GH: 02367852 Carex capitata Linnaeus Canada: [data not captured] D. Potter 90 1929-7-9
GH: 02367851 Carex capitata Linnaeus Canada: [data not captured] D. Potter 89 1929-7-11
GH: 02369392 Carex chordorrhiza Ehrhart ex Linnaeus f. Canada: [data not captured] D. Potter 825 1929-7-18
GH: 02369385 Carex chordorrhiza Ehrhart ex Linnaeus f. Canada: Quebec Province [data not captured] D. Potter 825 1929-7-18
GH: 00222318 Carex communis L. H. Bailey USA: Maine Nobleboro: Deep Cove, Lake Damariscotta, Nor... D. Potter 7165 1931-7-10
GH: 00222319 Carex communis L. H. Bailey USA: Maine Nobleboro: Island at mouth of Deep Cove, Lak... D. Potter 7178 1931-6-15
GH: 00222320 Carex communis L. H. Bailey USA: Maine Morongs Cove, Lake Damariscotta D. Potter 1080a 1930-6-14
GH: 00222321 Carex communis L. H. Bailey USA: Maine Morongs Cove, Lake Damariscotta D. Potter 1080 1930-6-14
GH: 00222326 Carex communis L. H. Bailey USA: Maine Winslow: Winslows Mills D. Potter 1090a 1930-6-15
GH: 00222327 Carex communis L. H. Bailey USA: Maine Winslow: Winslows Mills D. Potter 1090 1930-6-15
GH: 00222493 Carex communis L. H. Bailey USA: Vermont Brattleboro: East of Brattleboro D. Potter 1930-5-16
GH: 00222504 Carex communis L. H. Bailey USA: Vermont Searsburg: D. Potter 1930-5-17
GH: 00222505 Carex communis L. H. Bailey USA: Vermont Searsburg: D. Potter 1930-5-17
GH: 00228320 Carex crinita Lamarck USA: Maine Lake Damariscotta, Morongs Cove D. Potter 1084 1930-6-15
GH: 00228321 Carex crinita Lamarck USA: Maine Lake Damariscotta, Morongs Cove D. Potter 1084a 1930-6-15
GH: 00228980 Carex debilis rudgei L. H. Bailey USA: Maine Nobleboro: Lake Damariscotta, Morong's Cove D. Potter 1098a 1930-6-15
GH: 00228981 Carex debilis rudgei L. H. Bailey USA: Maine Nobleboro: Lake Damariscotta, Morong's Cove D. Potter 1098 1930-6-15
GH: 00229615 Carex deweyana deweyana USA: Vermont Manchester (Vermont): Base of Mount Equinox D. Potter 1930-5-17
GH: 00229616 Carex deweyana deweyana USA: Vermont Manchester (Vermont): Base of Mount Equinox D. Potter 1930-5-17
GH: 01547847 Carex disperma Dewey Canada: Ontario [data not captured] D. Potter 61 1929-6-29
GH: 02394404 Carex disperma Dewey Canada: Ontario [data not captured] D. Potter 61 1929-6-29
NEBC: 00230231 Carex disperma Dewey USA: Massachusetts Westborough: D. Potter 1934-5-27
GH: 02391435 Carex echinata Murray Canada: Quebec Province Eastmain: [data not captured] D. Potter 97 1929-7-11
GH: 02391462 Carex echinata Murray Canada: Quebec Province Eastmain: [data not captured] D. Potter 97 1929-7-11
GH: 02391634 Carex echinata Murray Canada: [data not captured] D. Potter 5054 1935-7-25
GH: 00230554 Carex echinata Murray USA: Maine Waldoboro: Winslows Mills D. Potter 1092 1930-6-17
GH: 02392625 Carex exilis Dewey Canada: Quebec Province [data not captured] D. Potter 105 1929-7-9
GH: 02392624 Carex exilis Dewey Canada: Quebec Province [data not captured] D. Potter 105 1929-7-9
GH: 00242626 Carex flava Linnaeus USA: Maine Nobleboro: Lake Damariscotta, Halls Point D. Potter 1096a 1931-6-20
GH: 00242627 Carex flava Linnaeus USA: Maine Nobleboro: Lake Damariscotta, Halls Point D. Potter 1096 1931-6-20
GH: 00241078 Carex folliculata Linnaeus USA: Maine Nobleboro: Lake Damariscotta, opposite Hall'... D. Potter 1083 1930-6-20
GH: 01771759 Carex gardneri Lepage Canada: Quebec Province [data not captured] D. Potter 848 1929-7-14
GH: 02393331 Carex glareosa Wahlenberg Canada: Quebec Province [data not captured] D. Potter 837 1929-7-9
GH: 02393330 Carex glareosa Wahlenberg Canada: Quebec Province [data not captured] D. Potter 95 1929-7-14
GH: 02393377 Carex glareosa Wahlenberg Canada: Quebec Province [data not captured] D. Potter 95
GH: 02393378 Carex glareosa Wahlenberg Canada: Quebec Province [data not captured] D. Potter 837 1929-7-9
GH: 02393173 Carex lachenalii Schkuhr Canada: Nunavut [data not captured] D. Potter 8274 1937
GH: 00299689 Carex lasiocarpa americana Fernald USA: Maine Nobleboro: Hall's Point, Lake Damariscotta D. Potter 1097 1930-6-20
GH: 00299690 Carex lasiocarpa americana Fernald USA: Maine Nobleboro: N. Nobleboro, Lake Damariscotta D. Potter 7172 1935-8-1
GH: 01049241 Carex laxiflora Lamarck USA: Maine Nobleboro: Nobleboro D. Potter 7170 1931-6-6
GH: 02393943 Carex mackenziei V. I. Kreczetowicz Canada: Quebec Province [data not captured] D. Potter 824 1929-7-21
GH: 02392003 Carex mackenziei V. I. Kreczetowicz Canada: Quebec Province [data not captured] D. Potter 824 1929-7-21
GH: 01774565 Carex membranacea Hooker Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7453 1937-7-19
GH: 01774621 Carex membranacea Hooker Canada: Nunavut [data not captured] D. Potter 7454 1937-8-4
GH: 01774622 Carex membranacea Hooker Canada: Nunavut [data not captured] D. Potter 8285 1937-8-3
GH: 01774627 Carex membranacea Hooker Canada: Nunavut [data not captured] D. Potter 8285 1937-8-3
GH: 01774964 Carex membranacea Hooker Canada: Nunavut [data not captured] D. Potter 7454 1937-8-4
GH: 01774965 Carex membranacea Hooker Canada: Nunavut [data not captured] D. Potter 7455 1937-8-6
GH: 01774966 Carex membranacea Hooker Canada: Nunavut [data not captured] D. Potter 8269 1937-7-28
GH: 01774967 Carex membranacea Hooker Canada: Nunavut [data not captured] D. Potter 8269 1937-7-28
GH: 02367629 Carex nardina Fries Canada: Nunavut Baffin Island: [data not captured] D. Potter 7427 1937-7-29
GH: 02367627 Carex nardina Fries Canada: [data not captured] D. Potter 8302 1937-7-28
GH: 02367628 Carex nardina Fries Canada: [data not captured] D. Potter 8305 1937-7-27
GH: 02367626 Carex nardina Fries Canada: [data not captured] D. Potter 8301 1927-8-6
GH: 02367625 Carex nardina Fries Canada: [data not captured] D. Potter 7428 1937-8-3
GH: 00807771 Carex pallescens Linnaeus USA: Maine North Nobleboro D. Potter 7167 1931-6-14
GH: 00854341 Carex peckii Howe ex Peck USA: Vermont Mount Holly: Mount Holly D. Potter 1930-5-18
GH: 00854453 Carex pedunculata Muhlenberg ex Willdenow USA: Vermont Mount Holly: Mount Holly D. Potter 1930-5-18
GH: 00854459 Carex pedunculata Muhlenberg ex Willdenow USA: Vermont East Wallingford D. Potter 1930-4-18
GH: 00854460 Carex pedunculata Muhlenberg ex Willdenow USA: Vermont East Wallingford D. Potter 1930-4-18
NEBC: 00854876 Carex pensylvanica Lamarck USA: Massachusetts Lancaster: Lancaster D. Potter 1935-4-27
NEBC: 00854880 Carex pensylvanica Lamarck USA: Massachusetts Westborough: Westborough D. Potter 1924-5-27
GH: 00807995 Carex plantaginea Lamarck USA: Vermont Hay Back Mountain D. Potter 1930-5-16
GH: 01029634 Carex pseudocyperus Linnaeus USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 01029635 Carex pseudocyperus Linnaeus USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 01029636 Carex pseudocyperus Linnaeus USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 01029702 Carex radiata (Wahlenberg) Small USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 01029703 Carex radiata (Wahlenberg) Small USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 01029704 Carex radiata (Wahlenberg) Small USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 00892652 Carex rosea Schkuhr ex Willdenow USA: Maine Lake Damariscotta D. Potter 1093 1930-6-20
NEBC: 00892757 Carex rosea Schkuhr ex Willdenow USA: Massachusetts Westborough: Westborough D. Potter 1934-5-27
GH: 01774767 Carex rostrata Stokes Canada: Quebec Province [data not captured] D. Potter 836 1929-7-23
GH: 01774771 Carex rostrata Stokes Canada: Ontario [data not captured] D. Potter 835 1920-7-6
GH: 01775469 Carex saxatilis Linnaeus Canada: Quebec Province [data not captured] D. Potter 844 1929-7-10
GH: 01775571 Carex saxatilis Linnaeus Canada: Quebec Province [data not captured] D. Potter 63 1929-7-19
GH: 01775586 Carex saxatilis Linnaeus Canada: Quebec Province [data not captured] D. Potter 63 1929-7-19
GH: 01775587 Carex saxatilis Linnaeus Canada: Quebec Province [data not captured] D. Potter 849 1929-7-10
GH: 01775633 Carex saxatilis Linnaeus Canada: Quebec Province [data not captured] D. Potter 849 1929-7-10
GH: 01775635 Carex saxatilis Linnaeus Canada: Quebec Province [data not captured] D. Potter 844 1929-7-10
NEBC: 00770245 Carex scoparia Schkuhr ex Willdenow USA: Maine Nobleboro: Nobleboro D. Potter 1515a 1931-7-27
GH: 00770247 Carex scoparia Schkuhr ex Willdenow USA: Maine Nobleboro: Nobleboro D. Potter 1515 1931-7-27
NEBC: 00775811 Carex scoparia Schkuhr ex Willdenow USA: Massachusetts Clinton: Clinton D. Potter 1939-6-14
NEBC: 00775810 Carex scoparia Schkuhr ex Willdenow USA: Massachusetts Fitchburg: Fitchburg D. Potter 1939-6-21
GH: 02395776 Carex stipata Muhlenberg ex Willdenow Canada: New Brunswick [data not captured] D. Potter 5060 1935-7-25
GH: 02395775 Carex stipata Muhlenberg ex Willdenow Canada: New Brunswick [data not captured] D. Potter 7339 1936-8-25
GH: 00802719 Carex stipata Muhlenberg ex Willdenow USA: Maine Waldoboro: Waldoboro D. Potter 1930-6-17
GH: 00802761 Carex stipata Muhlenberg ex Willdenow USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 00802762 Carex stipata Muhlenberg ex Willdenow USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 02395841 Carex stipata Muhlenberg ex Willdenow USA: Maine Winslow: Winslow's Mills D. Potter 1111a 1930-6-17
GH: 02395840 Carex stipata Muhlenberg ex Willdenow USA: Maine Winslow: Winslow's Mills D. Potter 1111 1931-6-16
NEBC: 01059345 Carex tenera Dewey USA: Massachusetts Lunenburg: Lunenburg D. Potter 1939-6-13
NEBC: 01059348 Carex tenera Dewey USA: Massachusetts Hubbardston: Hubbardston D. Potter 1939-6-21
GH: 01059587 Carex torta Boott ex Tuckerman USA: New Hampshire Walpole: Walpole D. Potter 1930-5-18
GH: 01059650 Carex torta Boott ex Tuckerman USA: Massachusetts Pelham: Pelham D. Potter 1930-5-24
GH: 02394771 Carex trisperma Dewey Canada: New Brunswick [data not captured] D. Potter 5059 1935-7-26
GH: 02394770 Carex trisperma Dewey Canada: New Brunswick [data not captured] D. Potter 5058 1935-7-26
GH: 02394741 Carex trisperma Dewey Canada: Quebec Province [data not captured] D. Potter 91 1929-7-18
GH: 02394738 Carex trisperma Dewey Canada: Quebec Province [data not captured] D. Potter 91 1929-7-18
GH: 01774083 Carex utriculata Boott Canada: Nunavut [data not captured] D. Potter 835 1929-7-6
GH: 01774084 Carex utriculata Boott Canada: Ontario [data not captured] D. Potter 836 1929-7-23
GH: 01058277 Carex utriculata Boott USA: Maine Nobleboro: Nobleboro D. Potter 7169 1931-6-6
GH: 01058278 Carex utriculata Boott USA: Maine Nobleboro: Nobleboro D. Potter 1085a 1930-6-15
GH: 01058279 Carex utriculata Boott USA: Maine Nobleboro: Nobleboro D. Potter 1085 1930-6-15
GH: 01058282 Carex utriculata Boott USA: Maine North Nobleboro D. Potter 7176 1935-8-1
GH: 01043338 Carex vulpinoidea Michaux USA: Massachusetts Newburyport: Newburyport D. Potter 1930-7-11
GH: 01043570 Cyperus dentatus Torrey USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01043571 Cyperus dentatus Torrey USA: Maine North Nobleboro D. Potter 7166 1931-7-26
GH: 01043657 Cyperus dentatus Torrey USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1569B 1930-9-17
GH: 01042549 Cyperus dentatus Torrey USA: Massachusetts Concord: Concord D. Potter 1571a 1930-9-17
GH: 01042550 Cyperus dentatus Torrey USA: Massachusetts Concord: Concord D. Potter 1571 1930-9-17
GH: 01042551 Cyperus dentatus Torrey USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1569 1930-9-17
GH: 01042552 Cyperus dentatus Torrey USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1569A 1930-9-17
NEBC: 01042720 Cyperus dentatus Torrey USA: Massachusetts Shrewsbury: Shrewsbury D. Potter 1934-9-22
GH: 01043747 Cyperus diandrus Torrey USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-28
NEBC: 01042761 Cyperus erythrorhizos Muhlenberg USA: Massachusetts Auburn: Auburn D. Potter 2526 1957-9-29
GH: 01061694 Cyperus polystachyos Rottbøll USA: Maine Kettle Hole D. Potter 1930-9-4
GH: 01048124 Cyperus strigosus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1931-9-15
NEBC: 01048967 Dulichium arundinaceum (Linnaeus) Britton USA: Maine North Nobleboro D. Potter 1935-7-23
GH: 01048970 Dulichium arundinaceum (Linnaeus) Britton USA: Maine Nobleboro: Nobleboro D. Potter 1935-7-23
GH: 01042531 Eleocharis acicularis (Linnaeus) Roemer & Schultes USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-22
GH: 01042548 Eleocharis acicularis (Linnaeus) Roemer & Schultes USA: Maine D. Potter 1930-6-19
GH: 00770594 Eleocharis obtusa (Willdenow) Schultes USA: Maine North Nobleboro D. Potter 1931-7-27
GH: 00770596 Eleocharis obtusa (Willdenow) Schultes USA: Maine Damariscotta: Damariscotta D. Potter 1519 1931-8-16
GH: 00717639 Eleocharis obtusa (Willdenow) Schultes USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1930-9-17
GH: 00717641 Eleocharis obtusa (Willdenow) Schultes USA: Massachusetts Groton: Groton D. Potter 1935-10-11
NEBC: 00638012 Eleocharis obtusa (Willdenow) Schultes USA: Massachusetts Shrewsbury: Shrewsbury D. Potter 1934-9-22
GH: 01018101 Eleocharis palustris (Linnaeus) Roemer & Schultes USA: Maine Nobleboro: Nobleboro D. Potter 7175 1935-8-1
GH: 02503496 Eleocharis retroflexa (Poiret) Urban Guyana: [data not captured] D. Potter 5382 1935-8-29
GH: 02503497 Eleocharis retroflexa (Poiret) Urban Guyana: [data not captured] D. Potter 5383 1935-8-29
GH: 02503467 Eleocharis retroflexa (Poiret) Urban Guyana: [data not captured] D. Potter 5382 1935-8-29
GH: 01048834 Eleocharis tenuis (Willdenow) Schultes USA: Maine North Nobleboro D. Potter 1931-6-22
GH: 01060206 Eriophorum alpinum Linnaeus USA: New Hampshire Lost River Reservation D. Potter 1935-6-18
GH: 01060208 Eriophorum alpinum Linnaeus USA: New Hampshire Woodstock: Woodstock D. Potter 7205 1935-6-18
GH: 01043072 Eriophorum viridicarinatum (Engelmann) Fernald USA: New Hampshire North Woodstock D. Potter 7191 1935-6-18
GH: 01043077 Eriophorum viridicarinatum (Engelmann) Fernald USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 01058047 Fimbristylis autumnalis (Linnaeus) Roemer & Schultes USA: Massachusetts Groton: Groton D. Potter 1129 1936-10-11
GH: 01182705 Fimbristylis autumnalis (Linnaeus) Roemer & Schultes USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-28
GH: 01160095 Scirpus cyperinus (Linnaeus) Kunth USA: Maine Lake Damariscotta D. Potter 1521 1931-8-16
GH: 01160096 Scirpus cyperinus (Linnaeus) Kunth USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00808283 Scirpus microcarpus J. Presl & C. Presl USA: New Hampshire Hopkinton: Hopkinton D. Potter 1930-6-22
GH: 00808284 Scirpus microcarpus J. Presl & C. Presl USA: New Hampshire Hopkinton: Hopkinton D. Potter 1692 1930-6-22
NEBC: 01160860 Scirpus pedicellatus Fernald USA: Maine Lake Damariscotta D. Potter 1521a 1931-8-16
GH: 00638730 Scirpus purshianus Fernald USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1568 1930-9-17
GH: 00854280 Scirpus torreyi Olney USA: Maine North Nobleboro D. Potter 7173 1935-8-1
Dicranaceae FH: 00842834 Kiaeria starkei (F. Weber & D. Mohr) I. Hagen Canada: Newfoundland & Labrador [data not captured] D. Potter 1937-7-25
FH: 00459007 Paraleucobryum fulvum (Hooker) Loeske USA: Massachusetts Hardwick: [no additional data] D. Potter 1933-5-21
Droseraceae GH: 01143403 Drosera anglica Hudson Canada: Quebec Province [no additional data] D. Potter 512 1929-7-9
GH: 00741598 Drosera filiformis Rafinesque USA: Massachusetts Cape Cod D. Potter 1929-10-13
GH: 00741597 Drosera filiformis Rafinesque USA: Massachusetts Cape Cod D. Potter 1930
GH: 01143647 Drosera filiformis Rafinesque USA: New Jersey Cedar Creek. D. Potter 20419 1931-7-16
GH: 01143744 Drosera intermedia Hayne Canada: Quebec Province Base of Mt. [illegible]. D. Potter 512 1929-7-9
GH: 01143855 Drosera intermedia Hayne USA: New Jersey Cedar Creek. D. Potter 20418 1931-7-16
GH: 01145058 Drosera rotundifolia Linnaeus Canada: West side. Kent's Island. D. Potter 5043 1935-7-25
GH: 01145059 Drosera rotundifolia Linnaeus Canada: North end of island. Kent's Island. D. Potter 7086 1936-8-23
GH: 01145060 Drosera rotundifolia Linnaeus Canada: West side. Kent's Island. D. Potter 7244 1936-8-25
GH: 01145068 Drosera rotundifolia Linnaeus Canada: Newfoundland & Labrador Brig Island. Emilie's Harbor. D. Potter 4762 1937-7-7
GH: 01145069 Drosera rotundifolia Linnaeus Canada: Newfoundland & Labrador Indian Tickle. D. Potter 7763 1937-7-6
GH: 01145093 Drosera rotundifolia Linnaeus Canada: Dilly Dally Island. East Coast. Plants of Ja... D. Potter 513 1929-7-10
GH: 01145316 Drosera rotundifolia comosa Fernald Canada: Quebec Province Dilly Dally Island. James Bay. East Coast. D. Potter 513 1929-7-10
GH: 00754522 Drosera rotundifolia Linnaeus USA: Massachusetts Concord: Concord, Sam Hoar's Pond [Fairyland... D. Potter 1925-7-25
NEBC: 00754572 Drosera rotundifolia Linnaeus USA: Massachusetts Barre: Barre D. Potter 1935-6-7
Equisetaceae NEBC: 00674599 Equisetum fluviatile Linnaeus USA: Massachusetts Paxton: Paxton D. Potter 1935-6-7
Ericaceae GH: 02344535 Andromeda glaucophylla Link Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7800 1937-7-10
GH: 02344534 Andromeda glaucophylla Link Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7902 1937-8-22
GH: 02344533 Andromeda glaucophylla Link Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7801 1937-8-16
GH: 02344532 Andromeda glaucophylla Link Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7799 1937-7-6
GH: 01117047 Andromeda polifolia glaucophylla (Link) de Candolle Canada: James Bay; East Coast; Dilly Dally Island D. Potter 648 1929-7-10
GH: 01117050 Andromeda polifolia glaucophylla (Link) de Candolle Canada: James Bay; East Coast; Dilly Dally Island D. Potter 648 1929-7-10
GH: 01536164 Arctostaphylos uva-ursi (Linnaeus) Sprengel Canada: James Bay; Charlton Island; about Post D. Potter 655 1929-7-6
GH: 01536243 Arctostaphylos uva-ursi (Linnaeus) Sprengel Canada: James Bay; Charlton Island; about Post D. Potter 655 1929-7-6
GH: 00707830 Arctostaphylos uva-ursi (Linnaeus) Sprengel USA: Maine Columbia Falls: Columbia Falls D. Potter 1930-9-7
GH: 00707831 Arctostaphylos uva-ursi (Linnaeus) Sprengel USA: Maine Columbia Falls: Columbia Falls D. Potter 1930-9-7
GH: 01536684 Arctous alpina (Linnaeus) Niedenzu Canada: Nunavut Baffin Island: Acadia Cove; Resolution Islan... D. Potter 8153 1937-7-27
GH: 01536807 Arctous alpina (Linnaeus) Niedenzu Canada: Baffin Land; Acadra Cove; Resolution Island ... D. Potter 8153 1937-7-27
GH: 01536808 Arctous alpina (Linnaeus) Niedenzu Canada: Baffin Land; Point Brewster Frobisher Bay D. Potter 8154 1937-8-6
GH: 01536821 Arctous alpina (Linnaeus) Niedenzu Canada: Newfoundland & Labrador Labrador: Port Manvers D. Potter 7805 1937-7-14
GH: 01536823 Arctous alpina (Linnaeus) Niedenzu Canada: Newfoundland & Labrador Hopedale: Hopedale D. Potter 7804 1937-7-10
GH: 01536954 Arctous rubra (Rehder & Wilson) Nakai Canada: James Bay; East Coast; 10 miels south of Eas... D. Potter 634 1929-7-10
GH: 01536958 Arctous rubra (Rehder & Wilson) Nakai Canada: Quebec Province 10 miles south of East Main D. Potter 634 1929-7-10
GH: 01537337 Cassiope tetragona (Linnaeus) D. Don Canada: Newfoundland & Labrador Labrador: Hebron D. Potter 7795 1937-7-16
GH: 01537338 Cassiope tetragona (Linnaeus) D. Don Canada: Newfoundland & Labrador Labrador: Komaktorvik D. Potter 7796 1937-7-19
GH: 01537353 Cassiope tetragona (Linnaeus) D. Don Canada: Baffin Land. Point Brewster. Frobisher Bay D. Potter 8145 1937-8-3
GH: 01537354 Cassiope tetragona (Linnaeus) D. Don Canada: Baffin Land. Acadia Cover. Resolution Island... D. Potter 8146 1937-7-27
GH: 01537355 Cassiope tetragona (Linnaeus) D. Don Canada: Baffin Land. foot of Grinnell Glacier. Jackm... D. Potter 8147 1937-7-28
GH: 01537356 Cassiope tetragona (Linnaeus) D. Don Canada: Baffin Land. Point Brewster. Frobisher Bay D. Potter 8148 1937-8-3
GH: 01537357 Cassiope tetragona (Linnaeus) D. Don Canada: Baffin Land. Acadia Cove. Resolution Island.... D. Potter 8146 1937-7-27
GH: 01537358 Cassiope tetragona (Linnaeus) D. Don Canada: Baffin Land. Point Brewster. Frobisher Bay D. Potter 8148 1937-8-3
GH: 01537359 Cassiope tetragona (Linnaeus) D. Don Canada: Baffin Land. foot of Grinnell Glacier. Jackm... D. Potter 8147 1937-7-28
GH: 01537752 Chamaedaphne calyculata (Linnaeus) Moench Canada: James Bay. East Coast. Rupert House D. Potter 654 1929-7-18
GH: 01537826 Chamaedaphne calyculata (Linnaeus) Moench Canada: Kent's Island. West side D. Potter 5050 1935-7-25
GH: 01537845 Chamaedaphne calyculata (Linnaeus) Moench Canada: James Bay. East Coast. Rupert House D. Potter 654 1929-7-18
GH: 02344582 Chamaedaphne calyculata (Linnaeus) Moench Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7813 1937-7-14
GH: 01068729 Chamaedaphne calyculata (Linnaeus) Moench USA: Massachusetts Carlisle: Carlisle, near Concord River D. Potter 1004 1930-5-3
GH: 01068730 Chamaedaphne calyculata (Linnaeus) Moench USA: Massachusetts Carlisle: Carlisle, near Concord River D. Potter 1930-5-3
GH: 01078465 Chimaphila umbellata cisatlantica (S. F. Blake) Hultén USA: Massachusetts Concord: Concord D. Potter 1925-7-15
GH: 01078467 Chimaphila umbellata cisatlantica (S. F. Blake) Hultén USA: Massachusetts Concord D. Potter 1925-7-15
GH: 01562719 Empetrum nigrum Linnaeus Canada: near Griffen Bay; Frobisher Bay D. Potter 7516 1937-7-29
GH: 01562720 Empetrum nigrum Linnaeus Canada: Baffin Bay; Foot of Grinnell Glacier; Jackma... D. Potter 7512 1937-7-28
GH: 01562721 Empetrum nigrum Linnaeus Canada: Baffin Land; Acadia Cove; Resolution Island;... D. Potter 7518 1937-8-4
GH: 01562722 Empetrum nigrum Linnaeus Canada: Baffin Land; Point Brewster; Frobisher Bay D. Potter 7518 1937-8-4
GH: 01562769 Empetrum nigrum Linnaeus Canada: Newfoundland & Labrador Labrador: Indian Tickle D. Potter 7514 1937-7-6
GH: 01562770 Empetrum nigrum Linnaeus Canada: Newfoundland & Labrador Great Caribou Island: Great Caribou Island D. Potter 7515 1937-7-5
GH: 01562771 Empetrum nigrum Linnaeus Canada: Newfoundland & Labrador Assizes Island: Assizes Island D. Potter 3466 1934-7-1
GH: 01562790 Empetrum nigrum Linnaeus Canada: James Bay; East Coast; Mt. Sherrick D. Potter 574 1929-7-9
GH: 01562791 Empetrum nigrum Linnaeus Canada: James Bay; East Coast; Mt. Sherrick D. Potter 575 1929-7-9
GH: 01562792 Empetrum nigrum Linnaeus Canada: James Bay; Charlton Island D. Potter 572 1929-7-6
GH: 01562793 Empetrum nigrum Linnaeus Canada: James Bay; East Coast; East Main D. Potter 573 1929-7-11
GH: 01562814 Empetrum nigrum Linnaeus Canada: James Bay; Charlton Island; near post D. Potter 572 1929-7-6
GH: 01562815 Empetrum nigrum Linnaeus Canada: James Bay; East Coast; Top of Mt. Sherrick D. Potter 575 1929-7-9
GH: 01562885 Empetrum nigrum Linnaeus Canada: Kent's Island D. Potter 5039 1935-7-25
GH: 01562886 Empetrum nigrum Linnaeus Canada: Kent's Island-north end D. Potter 7235 1936-8-23
GH: 02344617 Empetrum nigrum Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7513 1937-7-7
GH: 02344616 Empetrum nigrum Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7511 1937-7-14
GH: 00726281 Empetrum nigrum Linnaeus USA: New Hampshire Mount Washington D. Potter 1951-8-21
GH: 00517937 Epigaea repens Linnaeus USA: Massachusetts Mt. Tom Junc. [Junction, Easthampton, Hampsh... D. Potter 1914-4-28
GH: 01591771 Gaultheria hispidula (Linnaeus) Muhlenberg Canada: James Bay; East Coast; Rupert House D. Potter 667 1929-7-18
GH: 01591804 Gaultheria hispidula (Linnaeus) Muhlenberg Canada: James Bay; East Coast; Rupert House D. Potter 667 1929-7-18
GH: 01591805 Gaultheria hispidula (Linnaeus) Muhlenberg Canada: Kent's Island D. Potter 7236 1936-8-23
GH: 00447910 Gaultheria procumbens Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-15
GH: 00447911 Gaultheria procumbens Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-15
GH: 00448298 Gaultheria procumbens Linnaeus USA: Massachusetts Greenwich: Greenwich D. Potter 1474 1933-5-21
GH: 00461134 Gaylussacia baccata (Wangenheim) K. Koch USA: New Hampshire Walpole: Walpole D. Potter 1930-5-18
GH: 01593275 Harrimanella hypnoides (Linnaeus) Coville Canada: Nunavut Acadia Cove; Resolution Island; Frobisher Ba... D. Potter 8150 1937-7-27
GH: 01593276 Harrimanella hypnoides (Linnaeus) Coville Canada: Nunavut foot of Grinnell Glacier; Jackman Sound; Fro... D. Potter 8151 1937-7-28
GH: 01593315 Harrimanella hypnoides (Linnaeus) Coville Canada: Nunavut foot of Grinnell Glacier; Jackman Sound; Fro... D. Potter 8151 1937-7-28
GH: 02344552 Harrimanella hypnoides (Linnaeus) Coville Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 8149 1937-7-21
GH: 02344551 Harrimanella hypnoides (Linnaeus) Coville Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7798 1937-7-16
GH: 02344556 Harrimanella hypnoides (Linnaeus) Coville Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7797 1937-7-12
GH: 01593381 Kalmia angustifolia Linnaeus Canada: Kent's Island D. Potter 5019 1935-7-25
GH: 01593382 Kalmia angustifolia Linnaeus Canada: Kent's Island D. Potter 7241 1936-8-23
GH: 01594332 Kalmia polifolia Wangenheim Canada: Newfoundland & Labrador Port Manvers D. Potter 7810 1937-7-14
GH: 01594333 Kalmia polifolia Wangenheim Canada: Newfoundland & Labrador Nain: Nain D. Potter 7811 1937-8-16
GH: 01594334 Kalmia polifolia Wangenheim Canada: Newfoundland & Labrador Indian Tickle D. Potter 7807 1937-7-6
GH: 01594335 Kalmia polifolia Wangenheim Canada: Newfoundland & Labrador Brig Island; Emilie's Harbor D. Potter 7808 1937-7-7
GH: 01594347 Kalmia polifolia Wangenheim Canada: Newfoundland & Labrador Hopedale: Hopedale D. Potter 7809 1937-7-10
GH: 01594350 Kalmia polifolia Wangenheim Canada: Newfoundland & Labrador Great Caribou Island: Great Caribou Island D. Potter 7806 1937-7-5
GH: 01594354 Kalmia polifolia Wangenheim Canada: Newfoundland & Labrador Labrador: head of Anaktalik Bay D. Potter 7812 1937-8-19
GH: 01594406 Kalmia polifolia Wangenheim Canada: base of Mt. Sherrick D. Potter 656 1929-7-9
GH: 01594430 Kalmia polifolia Wangenheim Canada: base of Mt. Sherrick D. Potter 656 1929-7-9
GH: 01594633 Leiophyllum buxifolium (Bergius) Elliott USA: New Jersey Jenkins [Washington Township] D. Potter 1596a 1931-7-19
GH: 01594673 Leiophyllum buxifolium (Bergius) Elliott USA: New Jersey Jenkins D. Potter 1596b 1931-7-19
GH: 01718905 Moneses uniflora (Linnaeus) A. Gray Canada: Rupert House D. Potter 1929-7-18
GH: 01718906 Moneses uniflora (Linnaeus) A. Gray Canada: along 9 mile rapids; James Bay; Abitibi Rive... D. Potter 1929-6-29
GH: 01718907 Moneses uniflora (Linnaeus) A. Gray Canada: [San Pit] Island D. Potter 1929-7-1
GH: 01718945 Moneses uniflora (Linnaeus) A. Gray Canada: Newfoundland & Labrador Hopedale: Hopedale. D. Potter 1937-7-10
GH: 01718946 Moneses uniflora (Linnaeus) A. Gray Canada: Newfoundland & Labrador Nain: Nain D. Potter 1937-8-16
GH: 01718951 Moneses uniflora (Linnaeus) A. Gray Canada: [Kent's Island]. Southend-West of Dock. D. Potter 1935-7-26
GH: 01719003 Moneses uniflora (Linnaeus) A. Gray Canada: [San Pit Island] D. Potter 1929-7-1
GH: 01719004 Moneses uniflora (Linnaeus) A. Gray Canada: along 9 m ile Rapids D. Potter 1929-6-29
GH: 01719392 Monotropa uniflora Linnaeus Canada: New Brunswick Kent's Island; North end D. Potter 7237 1936-8-23
GH: 00553782 Monotropa uniflora Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-20
GH: 01719613 Orthilia secunda (Linnaeus) House Canada: Charlton Island D. Potter 1929-7-6
GH: 01719614 Orthilia secunda (Linnaeus) House Canada: [San Pit Island] D. Potter 1929-7-1
GH: 01719615 Orthilia secunda (Linnaeus) House Canada: along shore near base Mt. [Sherick] D. Potter 1929-7-9
GH: 01720141 Orthilia secunda (Linnaeus) House Canada: Charlton Island. D. Potter 1929-7-6
GH: 01683029 Phyllodoce caerulea (Linnaeus) Babington Canada: Nunavut [data not captured] D. Potter 8144 1937-7-28
GH: 01683030 Phyllodoce caerulea (Linnaeus) Babington Canada: Nunavut [data not captured] D. Potter 8145 1937-8-3
GH: 01683059 Phyllodoce caerulea (Linnaeus) Babington Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7794 1937-7-7
GH: 01683060 Phyllodoce caerulea (Linnaeus) Babington Canada: Nunavut [data not captured] D. Potter 8144 1937-7-28
GH: 01683084 Phyllodoce caerulea (Linnaeus) Babington Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7793 1937-7-5
GH: 01073220 Pyrola americana Sweet USA: Massachusetts Concord: Concord D. Potter 1925-7-20
GH: 01073221 Pyrola americana Sweet USA: Massachusetts Concord: Concord D. Potter 1925-7-20
GH: 01073222 Pyrola americana Sweet USA: Massachusetts Concord: Concord D. Potter 1925-7-20
GH: 01683822 Pyrola asarifolia Michaux Canada: Quebec Province [data not captured] D. Potter 658 1929-7-21
GH: 01683834 Pyrola asarifolia Michaux Canada: Quebec Province [data not captured] D. Potter 658 1929-7-21
GH: 01683996 Pyrola asarifolia Michaux Canada: Nunavut [data not captured] D. Potter 657 1929-7-6
GH: 01684971 Pyrola chlorantha Swartz Canada: Quebec Province [data not captured] D. Potter 665 1929-7-10
GH: 01761028 Pyrola chlorantha Swartz Canada: Quebec Province [data not captured] D. Potter 665 1929-7-10
GH: 01761029 Pyrola chlorantha Swartz Canada: Quebec Province [data not captured] D. Potter 662 1929-6-29
GH: 01761030 Pyrola chlorantha Swartz Canada: Quebec Province [data not captured] D. Potter 664 1929-7-11
GH: 01761312 Pyrola grandiflora Radius Canada: Nunavut [data not captured] D. Potter 657 1929-7-6
GH: 01761651 Pyrola grandiflora Radius Canada: Nunavut [data not captured] D. Potter 8141 1937-7-28
GH: 01761652 Pyrola grandiflora Radius Canada: Nunavut [data not captured] D. Potter 8142 1937-7-29
GH: 01761653 Pyrola grandiflora Radius Canada: Nunavut [data not captured] D. Potter 8143 1937-8-6
GH: 01761746 Pyrola minor Linnaeus Canada: Nunavut [data not captured] D. Potter 8141 1937-7-28
GH: 01761745 Pyrola minor Linnaeus Canada: Nunavut [data not captured] D. Potter 8140 1937-7-27
GH: 01761744 Pyrola minor Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7792 1937-8-16
GH: 01761743 Pyrola minor Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7791 1937-8-12
GH: 01761742 Pyrola minor Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7790 1937-7-18
GH: 01761741 Pyrola minor Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7789 1937-7-16
GH: 01761740 Pyrola minor Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7788 1937-7-14
GH: 01761739 Pyrola minor Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7787 1937-7-12
GH: 01761738 Pyrola minor Linnaeus Canada: Nunavut [data not captured] D. Potter 8143 1937-8-6
GH: 01761737 Pyrola minor Linnaeus Canada: Nunavut [data not captured] D. Potter 8142 1937-7-29
GH: 01761757 Pyrola minor Linnaeus Canada: Quebec Province [data not captured] D. Potter 663 1929-7-18
GH: 01761749 Pyrola minor Linnaeus Canada: Quebec Province [data not captured] D. Potter 663 1929-7-18
GH: 01763540 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Quebec Province [data not captured] D. Potter 652 1929-7-9
GH: 01763541 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Quebec Province [data not captured] D. Potter 651 1929-7-7
GH: 01763543 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Quebec Province [data not captured] D. Potter 653 1929-7-11
GH: 01763544 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Quebec Province [data not captured] D. Potter 649 1929-7-6
GH: 01763545 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Quebec Province [data not captured] D. Potter 650 1929-7-8
GH: 01763635 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Quebec Province [data not captured] D. Potter 652 1929-7-9
GH: 01763636 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Quebec Province [data not captured] D. Potter 653 1929-7-11
GH: 01763753 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7785 1937-7-14
GH: 01763754 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7786 1937-7-16
GH: 01763755 Rhododendron groenlandicum (Oeder) Kron & Judd Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7784 1937-7-6
GH: 01764015 Rhododendron lapponicum (Linnaeus) Wahlenberg Canada: Nunavut [data not captured] D. Potter 8152 1937-8-3
GH: 01764024 Rhododendron lapponicum (Linnaeus) Wahlenberg Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7803 1937-7-14
GH: 01764048 Rhododendron lapponicum (Linnaeus) Wahlenberg Canada: Nunavut [data not captured] D. Potter 8152 1937-8-3
GH: 01764655 Rhododendron periclymenoides (Michaux) Shinners USA: New York [data not captured] D. Potter 1561 1931-5
GH: 01764656 Rhododendron periclymenoides (Michaux) Shinners USA: New York [data not captured] D. Potter 1560 1931-5
GH: 01765108 Rhododendron tomentosum Harmaja Canada: Nunavut [data not captured] D. Potter 8138 1937-7-28
GH: 01765175 Rhododendron tomentosum Harmaja Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7782 1937-7-6
GH: 01765176 Rhododendron tomentosum Harmaja Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7783 1937-7-7
GH: 01765180 Rhododendron tomentosum Harmaja Canada: Nunavut [data not captured] D. Potter 8138 1937-7-28
GH: 01765181 Rhododendron tomentosum Harmaja Canada: Nunavut [data not captured] D. Potter 8139 1937-8-4
GH: 00770482 Rhododendron viscosum (Linnaeus) Torrey USA: Massachusetts Concord: Concord D. Potter 1925-7-20
GH: 00519496 Vaccinium corymbosum Linnaeus USA: Massachusetts Woburn: Woburn D. Potter 1930-5-3
GH: 00519497 Vaccinium corymbosum Linnaeus USA: Massachusetts Woburn: Woburn D. Potter 1012 1930-5-3
NEBC: 00519747 Vaccinium corymbosum Linnaeus USA: Massachusetts Paxton: Paxton D. Potter 1935-6-7
GH: 00638303 Vaccinium vitis-idaea minus Loddiges USA: New Hampshire Mount Washington D. Potter 1930-9-14
Eriocaulaceae GH: 00853154 Eriocaulon aquaticum (Hill) Druce USA: Maine Nobleboro: Nobleboro D. Potter 1935-7-23
GH: 00855276 Eriocaulon aquaticum (Hill) Druce USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1520 1930-9-17
GH: 00855277 Eriocaulon aquaticum (Hill) Druce USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1925-7-20
GH: 00855278 Eriocaulon aquaticum (Hill) Druce USA: Massachusetts Concord: Concord, Goose Pond D. Potter 1925-7-20
NEBC: 00855366 Eriocaulon aquaticum (Hill) Druce USA: Massachusetts Rutland: Rutland D. Potter 1935-10-13
Euphorbiaceae NEBC: 01078241 Acalypha gracilens A. Gray USA: Massachusetts Worcester: Worcester D. Potter 1946-9-13
GH: 00578066 Euphorbia cyparissias Linnaeus USA: Vermont Bennington: Bennington D. Potter 1930-5-17
GH: 00643032 Euphorbia virgata Waldstein & Kitaibel USA: Massachusetts Newburyport: Newburyport D. Potter 1930
Fabaceae GH: 00747355 Apios americana Medikus USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00747356 Apios americana Medikus USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 00747591 Baptisia tinctoria (Linnaeus) Ventenat USA: Massachusetts Concord: Concord D. Potter 1925-7-20
GH: 00578265 Cytisus scoparius (Linnaeus) Link USA: Massachusetts Bourne: Bourne D. Potter 1710a 1929
GH: 00578267 Cytisus scoparius (Linnaeus) Link USA: Massachusetts Bourne: Bourne D. Potter 1710 1929
GH: 00747943 Desmodium canadense (Linnaeus) de Candolle USA: Massachusetts Concord: Concord D. Potter 1925-7-21
GH: 00711004 Desmodium canadense (Linnaeus) de Candolle USA: Massachusetts Spencer: Spencer D. Potter 1934-9-20
GH: 02087590 Lespedeza repens (Linnaeus) W. P. C. Barton USA: North Carolina Seagrove D. Potter 19854 1933-8-1
GH: 00534346 Medicago lupulina Linnaeus USA: Massachusetts Boston: Little Brewster, Boston Harobr D. Potter 7376 1936-9-27
GH: 00534693 Melilotus albus Medikus USA: Massachusetts Medford: Medford D. Potter 1930-6-26
GH: 00534694 Melilotus albus Medikus USA: Massachusetts Medford: Medford D. Potter 1930-6-26
GH: 00534695 Melilotus albus Medikus USA: Massachusetts Medford: Medford D. Potter 1930-6-26
GH: 02132288 Oxytropis campestris johannensis Fernald Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7964 1937-8-12
GH: 02132269 Oxytropis campestris johannensis Fernald Canada: Ontario [data not captured] D. Potter 569 1929-7-3
GH: 02132270 Oxytropis campestris johannensis Fernald Canada: Ontario [data not captured] D. Potter 568 1929-6-30
GH: 02132268 Oxytropis campestris johannensis Fernald Canada: Ontario [data not captured] D. Potter 569 1929-7-3
GH: 02132267 Oxytropis campestris johannensis Fernald Canada: Ontario [data not captured] D. Potter 568 1929-6-30
GH: 02132321 Oxytropis campestris minor (Hooker) S. L. Welsh Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7966 1937-7-14
GH: 02132307 Oxytropis campestris minor (Hooker) S. L. Welsh Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7965 1937-7-12
GH: 02132305 Oxytropis campestris minor (Hooker) S. L. Welsh Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7968 1937-7-18
GH: 02132399 Oxytropis campestris minor (Hooker) S. L. Welsh Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7970 1937-8-16
GH: 02132398 Oxytropis campestris minor (Hooker) S. L. Welsh Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7969 1937-7-6
GH: 00501590 Trifolium arvense Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-12
GH: 00501591 Trifolium arvense Linnaeus USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00534962 Trifolium aureum Pollich USA: Maine North Nobleboro D. Potter 1925-6-24
GH: 00534963 Trifolium aureum Pollich USA: Maine Nobleboro: Nobleboro D. Potter 1925-6-24
GH: 02343854 Trifolium pratense Linnaeus Canada: Ontario [data not captured] D. Potter 550 1929-6-30
GH: 02344152 Trifolium repens Linnaeus Canada: New Brunswick [data not captured] D. Potter 5008 1935-7-25
GH: 02344151 Trifolium repens Linnaeus Canada: New Brunswick [data not captured] D. Potter 7102 1936-8-24
GH: 02344106 Trifolium repens Linnaeus Canada: Quebec Province [data not captured] D. Potter 551
GH: 02344108 Trifolium repens Linnaeus Canada: Ontario [data not captured] D. Potter 553 1929-7-4
GH: 02344107 Trifolium repens Linnaeus Canada: Ontario [data not captured] D. Potter 552 1929-6-30
GH: 02344105 Trifolium repens Linnaeus Canada: Ontario [data not captured] D. Potter 554 1929-7-13
GH: 02344839 Vicia americana Muhlenberg ex Willdenow Canada: Ontario [data not captured] D. Potter 564 1929-7-3
GH: 02344840 Vicia americana Muhlenberg ex Willdenow Canada: Ontario [data not captured] D. Potter 563 1929-7-1
GH: 02344822 Vicia americana Muhlenberg ex Willdenow Canada: Ontario [data not captured] D. Potter 564 1929-7-3
GH: 02345807 Vicia cracca Linnaeus Canada: [data not captured] D. Potter 1931-8
GH: 02345806 Vicia cracca Linnaeus Canada: [data not captured] D. Potter 1931-8
GH: 02345798 Vicia cracca Linnaeus Canada: Quebec Province [data not captured] D. Potter 565 1929-7-8
GH: 02345797 Vicia cracca Linnaeus Canada: Quebec Province [data not captured] D. Potter 566 1929-7-18
GH: 02345796 Vicia cracca Linnaeus Canada: Quebec Province [data not captured] D. Potter 566 1929-7-18
GH: 00463158 Vicia cracca Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1925-6-25
GH: 00463271 Vicia cracca Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-1
GH: 00463272 Vicia cracca Linnaeus USA: Massachusetts Concord: Concord D. Potter 1925-7-1
GH: 02347342 Vicia sativa Linnaeus Canada: Quebec Province [data not captured] D. Potter [data not captured] 1678 1931-8-27
Fagaceae GH: 00567046 Castanea dentata (Marshall) Borkhausen USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00567047 Castanea dentata (Marshall) Borkhausen USA: Massachusetts Concord: Concord D. Potter 1930-7-20
GH: 00662457 Quercus coccinea Münchhausen USA: Massachusetts Cambridge: Cambridge, Concord Ave. near Tube... D. Potter 1014 1930-5-3
Gentianaceae NEBC: 00726655 Gentiana clausa Rafinesque USA: Massachusetts Paxton: Paxton D. Potter 1935-10-1
GH: 00726671 Gentiana clausa Rafinesque USA: Massachusetts Whately: Whately D. Potter 1930-10-11
GH: 01816054 Lomatogonium rotatum (Linnaeus) Fries & Nyman Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7525 1937-8-19
GH: 01816053 Lomatogonium rotatum (Linnaeus) Fries & Nyman Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7524 1937-8-16
GH: 00574778 Menyanthes trifoliata minor Rafinesque USA: Vermont Bennington: Bennington D. Potter 1930-5-17
GH: 00574871 Menyanthes trifoliata minor Rafinesque USA: Massachusetts Greenwich D. Potter 1647 1933-5-21
GH: 01035164 Nymphoides cordata (Elliott) Fernald USA: Massachusetts Concord: Concord river D. Potter 1925-7-12
GH: 02165570 Sabatia campanulata (Linnaeus) Torrey USA: Georgia St. Simon D. Potter 1933-8-3
Geraniaceae GH: 01068372 Geranium maculatum Linnaeus USA: Massachusetts Amherst: Amherst D. Potter 1914-5-5
Hamamelidaceae GH: 00640461 Hamamelis virginiana Linnaeus USA: Vermont Mount Holly: Mount Holly D. Potter 1930-4-18
GH: 00640462 Hamamelis virginiana Linnaeus USA: Vermont Mount Holly: Mount Holly D. Potter 1930-4-18
Hippuridaceae GH: 02005799 Hippuris tetraphylla Linnaeus f. Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7771 1937-8-19
GH: 02000124 Hippuris tetraphylla Linnaeus f. Canada: [data not captured] D. Potter 602 1929-7-13
GH: 02005805 Hippuris vulgaris Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7769 1937-7-16
GH: 02005806 Hippuris vulgaris Linnaeus Canada: Newfoundland & Labrador Labrador: [data not captured] D. Potter 7770 1937-7-10
GH: 02000349 Hippuris vulgaris Linnaeus Canada: Ontario [data not captured] D. Potter 7256 1936-8-26
GH: 02000341 Hippuris vulgaris Linnaeus Canada: Quebec Province Eastmain: [data not captured] D. Potter 601 1929-7-11
GH: 02000342 Hippuris vulgaris Linnaeus Canada: Quebec Province Eastmain: [data not captured] D. Potter 602 1929-7-13
GH: 02000338 Hippuris vulgaris Linnaeus Canada: Nunavut [data not captured] D. Potter 8135 1937-8-3
GH: 02000337 Hippuris vulgaris Linnaeus Canada: Nunavut [data not captured] D. Potter 8135 1937-8-3
GH: 02000318 Hippuris vulgaris Linnaeus Canada: Quebec Province Eastmain: [data not captured] D. Potter 601 1929-7-11
GH: 02000319 Hippuris vulgaris Linnaeus Canada: [data not captured] D. Potter 603 1929-7-21
Hydrocharitaceae GH: 00635009 Elodea nuttallii (Planchon) H. St. John USA: Massachusetts Concord: Concord River D. Potter 1925-7-10
Hydrophyllaceae GH: 01034772 Hydrophyllum virginianum Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
GH: 01034773 Hydrophyllum virginianum Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1930-5-17
Hypericaceae GH: 00629114 Hypericum mutilum Linnaeus USA: Rhode Island Lincoln: Lincoln D. Potter 1932-10-14
GH: 01176215 Triadenum virginicum (Linnaeus) Rafinesque Canada: New Brunswick Kent's Island; swampy area - west side D. Potter 5081 1935-7-25
GH: 01176216 Triadenum virginicum (Linnaeus) Rafinesque Canada: New Brunswick Kent's Island; The Basin D. Potter 5091 1935-7-26
GH: 01176217 Triadenum virginicum (Linnaeus) Rafinesque Canada: New Brunswick Kent's Island; margin of woods - north end D. Potter 7128 1936-8-23
Iridaceae GH: 01748093 Iris versicolor Linnaeus Canada: New Brunswick Kent's Island; north end D. Potter 7254 1936-8-23
GH: 01748094 Iris versicolor Linnaeus Canada: New Brunswick Kent's Island; The Basin D. Potter 5087 1935-7-26
GH: 01748095 Iris versicolor Linnaeus Canada: New Brunswick Kent's Island; West side D. Potter 5014 1935-7-25
GH: 01748098 Iris versicolor Linnaeus Canada: New Brunswick Kent's Island; south end D. Potter 5001 1935-7-25
GH: 01748099 Iris versicolor Linnaeus Canada: Nunavut James Bay, Charlton Island; 2 miles N.W. of ... D. Potter 922 1929-7-6
NEBC: 00894158 Sisyrinchium montanum crebrum Fernald USA: Massachusetts Barre: Barre D. Potter 1935-6-7
Juncaceae GH: 02098498 Juncus alpinoarticulatus americanus (Farwell) Hämet-Ahti Canada: [data not captured] D. Potter 822 1929-7-10
GH: 02098497 Juncus alpinoarticulatus americanus (Farwell) Hämet-Ahti Canada: [data not captured] D. Potter 822 1929-7-10
GH: 02098638 Juncus alpinoarticulatus americanus (Farwell) Hämet-Ahti Canada: [data not captured] D. Potter 818 1929-7-19
GH: 02099415 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 249 1929-7-11
GH: 02099414 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 248 1929-7-13
GH: 02099413 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 250 1929-7-7
GH: 02099412 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 251 1929-7-6
GH: 02099411 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 244 1929-6-30
GH: 02099410 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 243 1929-7-9
GH: 02099409 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 257 1929-7-7
GH: 02099408 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 245 1929-7-1
GH: 02099407 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 246 1929-7-3
GH: 02099406 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 247 1929-7-21
GH: 02099382 Juncus balticus littoralis (Engelmann) Snogerup Canada: Newfoundland & Labrador [data not captured] D. Potter 7617 1937-8-19
GH: 02099381 Juncus balticus littoralis (Engelmann) Snogerup Canada: Newfoundland & Labrador [data not captured] D. Potter 7618 1937-7-19
GH: 02099379 Juncus balticus littoralis (Engelmann) Snogerup Canada: Quebec Province [data not captured] D. Potter 2475 1934-6-21
GH: 02099529 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 248 1929-7-13
GH: 02099528 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 251 1929-7-6
GH: 02099527 Juncus balticus littoralis (Engelmann) Snogerup Canada: [data not captured] D. Potter 243 1929-7-9
GH: 02099811 Juncus biglumis Linnaeus Canada: Nunavut Baffin Island: [data not captured] D. Potter 7596 1937-7-28
GH: 02099808 Juncus biglumis Linnaeus Canada: Nunavut Baffin Island: [data not captured] D. Potter 7595 1937-8-7
GH: 02100090 Juncus brevicaudatus (Engelmann) Fernald Canada: [data not captured] D. Potter 7357 1939-8-24
GH: 02100124 Juncus brevicaudatus (Engelmann) Fernald Canada: [data not captured] D. Potter 5075 1935-7-25
GH: 02100501 Juncus bufonius Linnaeus Canada: [data not captured] D. Potter 7197 1931-8-30
NEBC: 01178762 Juncus canadensis J. Gay ex Laharpe USA: Massachusetts Shrewsbury: Shrewsbury D. Potter 1934-9-22
GH: 02101152 Juncus castaneus Smith Canada: Newfoundland & Labrador [data not captured] D. Potter 7614 1937-7-14
GH: 02101151 Juncus castaneus Smith Canada: Newfoundland & Labrador [data not captured] D. Potter 7613 1937-7-16
GH: 02101150 Juncus castaneus Smith Canada: Newfoundland & Labrador [data not captured] D. Potter 7612 1937-7-19
GH: 02101149 Juncus castaneus Smith Canada: Newfoundland & Labrador [data not captured] D. Potter 7611 1937-8-12
GH: 02101141 Juncus castaneus Smith Canada: Nunavut Baffin Island: [data not captured] D. Potter 7615 1937-8-3
GH: 02101140 Juncus castaneus Smith Canada: Nunavut [data not captured] D. Potter 7616 1937-7-28
GH: 02101139 Juncus castaneus Smith Canada: Nunavut [data not captured] D. Potter 7615 1937-8-3
GH: 02102279 Juncus dudleyi Wiegand Canada: Ontario Cochrane District: [data not captured] D. Potter 845 1929-7-4
GH: 02102267 Juncus dudleyi Wiegand Canada: [data not captured] D. Potter 845 1929-7-4
GH: 02102504 Juncus effusus Linnaeus Canada: [data not captured] D. Potter 5074 1935-7-25
GH: 02102503 Juncus effusus Linnaeus Canada: [data not captured] D. Potter 7358 1936-8-24
GH: 01178951 Juncus effusus Linnaeus USA: Maine Damariscotta: Damariscotta D. Potter 1086 1930-6-20
GH: 01178952 Juncus effusus Linnaeus USA: Maine Damariscotta: Damariscotta D. Potter 1086a 1930-6-20
GH: 01178953 Juncus effusus Linnaeus USA: Maine Damariscotta: Damariscotta D. Potter 1086 1930-6-20
GH: 01144869 Juncus effusus Linnaeus USA: Georgia Woodbine D. Potter 7391 1933-8-3
GH: 02401267 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 7359 1936-8-24
GH: 02401266 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 5073 1935-7-25
GH: 02401239 Juncus filiformis Linnaeus Canada: Newfoundland & Labrador [data not captured] D. Potter 7589 1937-8-24
GH: 02401238 Juncus filiformis Linnaeus Canada: Newfoundland & Labrador [data not captured] D. Potter 7588 1937-8-22
GH: 02401278 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 254 1929-7-3
GH: 02401279 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 255 1929-7-7
GH: 02401277 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 253 1929-7-11
GH: 02401374 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 253 1929-7-11
GH: 02401372 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 254 1929-7-3
GH: 02401371 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 255 1929-7-7
GH: 02401567 Juncus gerardi Loiseleur-Deslongchamps Canada: [data not captured] D. Potter 818 1929-7
GH: 02401566 Juncus gerardi Loiseleur-Deslongchamps Canada: [data not captured] D. Potter 818 1929-7-19
GH: 02401773 Juncus interior Wiegand USA: South Carolina Charleston: [data not captured] D. Potter 7386 1933-8-2
GH: 02401763 Juncus interior Wiegand USA: South Carolina Charleston: [data not captured] D. Potter 7386 1933-8-2
GH: 01045896 Juncus pelocarpus E. Meyer USA: Maine Nobleboro: Nobleboro D. Potter 1932-8-23
GH: 01148034 Juncus pelocarpus E. Meyer USA: Massachusetts Groton: Groton D. Potter 1936-10-11
GH: 02399676 Juncus polycephalos Michaux USA: Georgia [data not captured] D. Potter 7305 1933-8-3
GH: 02399675 Juncus polycephalos Michaux USA: Georgia [data not captured] D. Potter 7305 1933-8-3
GH: 02399903 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 7251 1936-8-25
GH: 02399902 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 7308 1936-8-26
GH: 02399901 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 7079 1936-8-24
GH: 02399900 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 1936-8-24
GH: 02399899 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 1936-8-24
GH: 02399898 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 7079 1936-8-24
GH: 02399897 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 7253 1936-8-23
GH: 02399896 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 5077 1935-7-25
GH: 02399895 Juncus ranarius Perrier & Songeon Canada: [data not captured] D. Potter 5076 1935-7-25
GH: 02396236 Juncus sp. USA: Massachusetts Woodbine[?] D. Potter 7390 1933-8-3
GH: 02396235 Juncus sp. USA: Massachusetts Woodbine D. Potter 7390 1933-8-3
GH: 02398800 Juncus tenuis Willdenow Canada: [data not captured] D. Potter 7356 1936-8-25
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