Harvard University Herbaria & Libraries

Amaranthaceae
GH: 00598398 Amaranthus retroflexus Linnaeus USA: Massachusetts Concord: Concord D. Potter 1936-9-8
Asteraceae
GH: 01235547 Achillea borealis Bongard Canada: New Brunswick Kent's Island D. Potter 7147 1936-8-24
GH: 01235545 Achillea borealis Bongard Canada: New Brunswick Kent's Island D. Potter 7128 1936-8-23
GH: 02172950 Cirsium arvense (Linnaeus) Scopoli Canada: New Brunswick [data not captured] D. Potter 7133 1936-8-23
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: 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: 01052666 Euthamia graminifolia (Linnaeus) Nuttall Canada: New Brunswick Machias Seal Island D. Potter 7304 1936-8-26
GH: 01831653 Hieracium floribundum Wimm. & Grab. Canada: [data not captured] D. Potter 7295 1936-8-24
GH: 01832690 Hieracium piloselloides Villars Canada: [data not captured] D. Potter 7117 1936-8-25
GH: 00718188 Matricaria discoidea de Candolle USA: Maine Machias: Machias D. Potter 7306 1936-8-26
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
Balsaminaceae
GH: 00484060 Impatiens capensis Meerburgh USA: Maine Machias: Machias D. Potter 7126 1936-8-26
Betulaceae
GH: 02193243 Betula papyrifera cordifolia (Regel) Regel Canada: [data not captured] D. Potter 7292 1936-8-23
Brassicaceae
GH: 01098143 Capsella bursa-pastoris (Linnaeus) Medikus Canada: New Brunswick Kent's Island; south end D. Potter 7124 1936-8-24
GH: 00582777 Sisymbrium officinale (Linnaeus) Scopoli USA: Massachusetts Boston: Boston, Little Bewster [Island] Bost... D. Potter 7377 1936-9-27
Caryophyllaceae
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: 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: 00693254 Spergularia canadensis (Persoon) G. Don Canada: New Brunswick Yellow Murre Ledges [south of Grand Manan Is... D. Potter 7246 1936-8-25
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: 01826105 Atriplex littoralis Linnaeus Canada: New Brunswick [data not captured] D. Potter 7080 1936-8-23
GH: 01826499 Atriplex prostrata Boucher ex de Candolle Canada: New Brunswick [data not captured] D. Potter 7072 1936-8-23
GH: 01782398 Chenopodium berlandieri macrocalycium (Aellen) Cronquist Canada: New Brunswick [data not captured] D. Potter 7323 1936-8-25
GH: 01783494 Salicornia europaea Linnaeus Canada: Ontario [data not captured] D. Potter 7071 1936-8-23
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: 01785555 Suaeda maritima (Linnaeus) Dumortier Canada: Ontario [data not captured] D. Potter 7075 1936-8-24
Crassulaceae
GH: 01990664 Sedum rosea (Linnaeus) Scopoli Canada: Ontario Hay Island D. Potter 7302 1936-8-25
GH: 01990663 Sedum rosea (Linnaeus) Scopoli USA: Machias Seal Island D. Potter 7310 1936-8-26
GH: 01990317 Sedum telephium Linnaeus Canada: Kent's Island. D. Potter 7301 1936-8-24
Cupressaceae
GH: 02104142 Juniperus communis depressa Pursh Canada: [data not captured] D. Potter 7115 1936-8-25
Cyperaceae
GH: 02392333 Carex brunnescens sphaerostachya (Tuckerman) Kükenthal Canada: New Brunswick [data not captured] D. Potter 7336 1936-8-24
GH: 02393905 Carex canescens Linnaeus Canada: New Brunswick [data not captured] D. Potter 7335 1936-8-24
GH: 02393790 Carex canescens disjuncta (Fernald) Toivonen Canada: New Brunswick [data not captured] D. Potter 7334 1936-8-24
GH: 02395775 Carex stipata Muhlenberg ex Willdenow Canada: New Brunswick [data not captured] D. Potter 7339 1936-8-25
GH: 01058047 Fimbristylis autumnalis (Linnaeus) Roemer & Schultes USA: Massachusetts Groton: Groton D. Potter 1129 1936-10-11
Droseraceae
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
Ericaceae
GH: 01562886 Empetrum nigrum Linnaeus Canada: Kent's Island-north end D. Potter 7235 1936-8-23
GH: 01591805 Gaultheria hispidula (Linnaeus) Muhlenberg Canada: Kent's Island D. Potter 7236 1936-8-23
GH: 01593382 Kalmia angustifolia Linnaeus Canada: Kent's Island D. Potter 7241 1936-8-23
GH: 01719392 Monotropa uniflora Linnaeus Canada: New Brunswick Kent's Island; North end D. Potter 7237 1936-8-23
Fabaceae
GH: 00534346 Medicago lupulina Linnaeus USA: Massachusetts Boston: Little Brewster, Boston Harobr D. Potter 7376 1936-9-27
GH: 02344151 Trifolium repens Linnaeus Canada: New Brunswick [data not captured] D. Potter 7102 1936-8-24
Hippuridaceae
GH: 02000349 Hippuris vulgaris Linnaeus Canada: Ontario [data not captured] D. Potter 7256 1936-8-26
Hypericaceae
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
Juncaceae
GH: 02102503 Juncus effusus Linnaeus Canada: [data not captured] D. Potter 7358 1936-8-24
GH: 02401267 Juncus filiformis Linnaeus Canada: [data not captured] D. Potter 7359 1936-8-24
GH: 01148034 Juncus pelocarpus E. Meyer USA: Massachusetts Groton: Groton D. Potter 1936-10-11
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: 02398800 Juncus tenuis Willdenow Canada: [data not captured] D. Potter 7356 1936-8-25
Lamiaceae
GH: 01552754 Lycopus uniflorus Michaux Canada: New Brunswick Kent's Island; north end D. Potter 7107 1936-8-24
GH: 01697498 Scutellaria galericulata Linnaeus Canada: New Brunswick Kent's Island; north end D. Potter 7125 1936-8-23
Liliaceae
NEBC: 00505402 Maianthemum canadense Desfontaines USA: New Hampshire Tuftonboro: Tuftonboro D. Potter 7025 1936-5-23
Onagraceae
GH: 01672519 Epilobium ciliatum Rafinesque Canada: New Brunswick Kent's Island; south end D. Potter 7138 1936-8-24
Orchidaceae
GH: 02028297 Goodyera repens ophioides Fernald Canada: Kent's Island D. Potter 7084 1936-8-23
GH: 02046245 Platanthera obtusata (Banks ex Pursh) Lindley Canada: north end D. Potter 7142 1936-8-23
GH: 02302789 Spiranthes romanzoffiana Chamisso Canada: New Brunswick Grand Manan Island: just south of Basin. Ken... D. Potter 7281 1936-8-25
GH: 02302790 Spiranthes romanzoffiana Chamisso Canada: New Brunswick Grand Manan Island: north end. Kent's Island D. Potter 7280 1936-8-24
Orobanchaceae
GH: 01880627 Euphrasia nemorosa (Persoon) Wallroth Canada: New Brunswick Kent's Island; north end D. Potter 7279 1936-8-24
Pinaceae
GH: 00395519 Abies balsamea (Linnaeus) Miller Canada: [data not captured] D. Potter 7112 1936-8-25
Plantaginaceae
GH: 02212453 Callitriche palustris Linnaeus Canada: [data not captured] D. Potter 7275 1936-8-26
GH: 01802663 Plantago major Linnaeus Canada: [data not captured] D. Potter 7316 1936-8-26
GH: 01802730 Plantago major Linnaeus Canada: [data not captured] D. Potter 7108 1936-8-24
GH: 01803094 Plantago maritima juncoides (Lamarck) Hultén Canada: [data not captured] D. Potter 7270 1936-8-25
GH: 01803280 Plantago maritima juncoides (Lamarck) Hultén Canada: [data not captured] D. Potter 7271 1936-8-25
GH: 01803277 Plantago maritima juncoides (Lamarck) Hultén Canada: [data not captured] D. Potter 7267 1936-8-26
GH: 01803276 Plantago maritima juncoides (Lamarck) Hultén Canada: [data not captured] D. Potter 7252 1936-8-26
Poaceae
GH: 01176219 Agrostis canina Linnaeus Canada: New Brunswick Kent's Island; margin of woods - north end D. Potter 7347 1936-8-25
GH: 01176218 Anthoxanthum puelii Lecoq & Lamotte Canada: New Brunswick Kent's Island; swamp - west side D. Potter 7223 1936-8-25
GH: 00855765 Muhlenbergia mexicana (Linnaeus) Trinius USA: Massachusetts Concord: Concord D. Potter 1936-9-8
GH: 00583351 Phleum pratense Linnaeus USA: Maine Machias Seal Island D. Potter 1936-8-26
Polygonaceae
GH: 02364336 Persicaria amphibia (Linnaeus) Delarbre Canada: Ontario [data not captured] D. Potter 7135 1936-8-25
GH: 02363047 Persicaria hydropiper (Linnaeus) Spach Canada: New Brunswick [data not captured] D. Potter 7136 1936-8-25
GH: 02362153 Persicaria maculosa Gray Canada: New Brunswick [data not captured] D. Potter 7118 1936-8-25
GH: 02360105 Polygonum boreale (Lange) Small Canada: New Brunswick [data not captured] D. Potter 7085 1936-8-23
GH: 02360104 Polygonum boreale (Lange) Small Canada: New Brunswick [data not captured] D. Potter 7140 1936-8-24
GH: 00762281 Polygonum boreale (Lange) Small USA: Maine Machias: Machias D. Potter 7317 1936-8-26
GH: 00759070 Polygonum convolvulus Linnaeus USA: Massachusetts Boston: Little Brewster [Island] Boston Haro... D. Potter 7375 1936-9-27
GH: 02006212 Rumex acetosella Linnaeus Canada: New Brunswick [data not captured] D. Potter 7139 1936-8-24
GH: 02006211 Rumex acetosella Linnaeus Canada: New Brunswick [data not captured] D. Potter 7243 1936-8-23
GH: 02006680 Rumex britannica Linnaeus Canada: New Brunswick [data not captured] D. Potter 7141 1936-8-25
GH: 02006679 Rumex britannica Linnaeus Canada: New Brunswick [data not captured] D. Potter 7330 1936-8-24
GH: 02005399 Rumex longifolius de Candolle Canada: New Brunswick [data not captured] D. Potter 7332 1936-8-24
GH: 01176213 Rumex salicifolius mexicanus (Meisner) C. L. Hitchcock Canada: New Brunswick Kent's Island; shore line - north end D. Potter 7331 1936-8-24
GH: 02004153 Rumex salicifolius mexicanus (Meisner) C. L. Hitchcock Canada: New Brunswick [data not captured] D. Potter 7331 1936-8-24
GH: 01176213 Rumex triangulivalvis (Danser) K. H. Rechinger Canada: New Brunswick Kent's Island; shore line - north end D. Potter 7331 1936-8-24
GH: 02004153 Rumex triangulivalvis (Danser) K. H. Rechinger Canada: New Brunswick [data not captured] D. Potter 7331 1936-8-24
Primulaceae
GH: 01920000 Glaux maritima Linnaeus Canada: New Brunswick Kent's Island; the Basin D. Potter 7137 1936-8-25
GH: 00610870 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts Boston: Boston D. Potter 7373 1936-9-27
Ranunculaceae
GH: 00485544 Ranunculus acris Linnaeus USA: Maine Machias: Machias D. Potter 7258 1936-8-26
Rosaceae
GH: 00643534 Potentilla anserina Linnaeus USA: Maine Machias: Machias D. Potter 7312 1936-8-26
GH: 00524346 Potentilla argentea Linnaeus USA: Massachusetts Boston: Little Brewster [Island] Boston Harb... D. Potter 7374 1936-9-27
GH: 01589824 Spiraea latifolia (Aiton) Borkhausen Canada: New Brunswick Kent's Island; west side D. Potter 7114 1936-8-25
Rubiaceae
GH: 02139681 Galium trifidum Linnaeus Canada: New Brunswick [data not captured] D. Potter 7276 1936-8-24
Rutaceae
GH: 00771402 Ptelea trifoliata Linnaeus USA: Massachusetts Concord: Concord D. Potter 7148 1936-9-8
Saxifragaceae
GH: 01651834 Ribes hirtellum Michaux Canada: New Brunswick Kent's Island; toward S. end D. Potter 7333 1936-8-24
Solanaceae
GH: 00645321 Solanum emulans Rafinesque USA: Massachusetts Concord: Concord D. Potter 7163 1936-9-8
GH: 00598661 Solanum nigrum Linnaeus USA: Massachusetts Boston: Little Brewster [Island], Boston Har... D. Potter 7372 1936-9-27
GH: 00598661 Solanum nigrum-2 Hassler USA: Massachusetts Boston: Little Brewster [Island], Boston Har... D. Potter 7372 1936-9-27
Urticaceae
GH: 02171134 Urtica dioica gracilis (Aiton) Selander Canada: New Brunswick [data not captured] D. Potter 7131 1936-8-25