Harvard University Herbaria & Libraries

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Aceraceae
NEBC: 00677186 Acer rubrum Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Anacardiaceae
NEBC: 00752654 Rhus typhina Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Apiaceae
NEBC: 01009013 Panax trifolius Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00587100 Zizia aurea (Linnaeus) W. D. J. Koch USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Aquifoliaceae
NEBC: 00767942 Ilex verticillata (Linnaeus) A. Gray USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00767943 Ilex verticillata (Linnaeus) A. Gray USA: Massachusetts Ashby: Ashby J. H. Emerton & C. H. Knowlton 1914-5-30
Araceae
NEBC: 01010694 Acorus calamus Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01080195 Arisaema triphyllum (Linnaeus) Schott USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Araliaceae
NEBC: 00448553 Aralia nudicaulis Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00282939 Aralia racemosa Linnaeus USA: Massachusetts Fitchburg: J. H. Emerton & C. H. Knowlton 1914-5-30
Aspidiaceae
NEBC: 00627704 Polystichum acrostichoides (Michaux) Schott USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Asteraceae
NEBC: 01007346 Antennaria howellii canadensis (Greene) Bayer USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01065663 Antennaria howellii neodioica (Greene) Bayer USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01007927 Antennaria neglecta Greene USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01065765 Antennaria parlinii Fernald USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01053484 Antennaria plantaginifolia (Linnaeus) Hooker USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01079129 Erigeron pulchellus Michaux USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01055132 Euthamia graminifolia (Linnaeus) Nuttall USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01071638 Hieracium venosum Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00680397 Krigia virginica (Linnaeus) Willdenow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00568834 Packera aurea (Linnaeus) A. Löve & D. Löve USA: Massachusetts Ashby [Middlesex Co.] Fitchburg [Worcester C... J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00568837 Packera aurea (Linnaeus) A. Löve & D. Löve USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01077462 Solidago caesia Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00637824 Taraxacum officinale F. H. Wiggers USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Athyriaceae
NEBC: 00551618 Deparia acrostichoides (Swartz) M. Kato USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00662980 Onoclea sensibilis Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Betulaceae
NEBC: 00636409 Alnus incana rugosa (Du Roi) R. T. Clausen USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00634501 Betula lenta Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00634738 Betula papyrifera Marshall USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00627504 Betula populifolia Marshall USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00727256 Carpinus caroliniana virginiana (Marsh.) Furlow USA: Massachusetts Ashby to Fitschburg J. H. Emerton & C. H. Knowlton 1914-5-30
Brassicaceae
NEBC: 00558851 Cardamine pensylvanica Muhlenberg ex Willdenow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Caprifoliaceae
NEBC: 00682207 Diervilla lonicera Miller USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00687185 Sambucus nigra canadensis (L.) R. Bolli USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00702249 Viburnum acerifolium Linnaeus USA: Massachusetts Ashby [Middlesex Co.] Fitchburg [Worcester C... J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00579569 Viburnum dentatum lucidum Aiton USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00687802 Viburnum lantanoides Michaux USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00702545 Viburnum lentago Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00611351 Viburnum nudum cassinoides (Linnaeus) Torrey & A. Gray USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Caryophyllaceae
NEBC: 00564825 Cerastium fontanum vulgare (Hartman) Greuter & Burdet USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00693854 Stellaria borealis Bigelow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Cistaceae
NEBC: 00699658 Crocanthemum canadense (Linnaeus) Britton USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Cornaceae
NEBC: 00713107 Cornus canadensis Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Cyperaceae
NEBC: 00135900 Carex albicans Willdenow ex Sprengel USA: Massachusetts Fitchburg: J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00221086 Carex arctata Boott USA: Massachusetts Fitchburg: J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00218661 Carex brunnescens (Persoon) Poiret USA: Massachusetts Fitchburg: 600-800 feet J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00229853 Carex digitalis digitalis USA: Massachusetts Fitchburg: J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00230230 Carex disperma Dewey USA: Massachusetts Fitchburg: J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01160719 Carex intumescens Rudge USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01030334 Carex laxiflora Lamarck USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00895748 Carex novae-angliae Schweinitz USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01161528 Carex platyphylla J. Carey USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00892742 Carex rosea Schkuhr ex Willdenow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00802982 Carex stipata Muhlenberg ex Willdenow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01059436 Carex tonsa rugosperma (Mackenzie) Crins USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01059630 Carex torta Boott ex Tuckerman USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01160790 Scirpus microcarpus J. Presl & C. Presl USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Dryopteridaceae
NEBC: 00667410 Dryopteris boottii (Tuckerman) Underwood USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00657736 Dryopteris marginalis (Linnaeus) A. Gray USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Ericaceae
NEBC: 00517888 Epigaea repens Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01039724 Lyonia ligustrina (Linnaeus) de Candolle USA: Massachusetts Ashby [Middlesex Co.] Fitchburg [Worcester C... J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01073875 Rhododendron canadense (Linnaeus) Torrey USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00461965 Vaccinium angustifolium Aiton USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00519706 Vaccinium corymbosum Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00519707 Vaccinium corymbosum Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00519708 Vaccinium corymbosum Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Euphorbiaceae
NEBC: 00578148 Euphorbia cyparissias Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Fabaceae
NEBC: 00562363 Amphicarpaea bracteata (Linnaeus) Fernald USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Fagaceae
NEBC: 00567091 Castanea dentata (Marshall) Borkhausen USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00662225 Quercus alba Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Hamamelidaceae
NEBC: 00730431 Hamamelis virginiana Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Juncaceae
NEBC: 00865429 Luzula multiflora (Ehrhart) Lejeune USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00865431 Luzula multiflora (Ehrhart) Lejeune USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Lamiaceae
NEBC: 00562634 Glechoma hederacea Linnaeus USA: Massachusetts J. H. Emerton & C. H. Knowlton 1914-5-30
Lauraceae
NEBC: 00505044 Lindera benzoin (Linnaeus) Blume USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00683117 Sassafras albidum (Nuttall) Nees USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Liliaceae
NEBC: 00560587 Clintonia borealis (Aiton) Rafinesque USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00817370 Maianthemum racemosum (Linnaeus) Link USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00868575 Polygonatum pubescens (Willdenow) Pursh USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00810622 Trillium undulatum Willdenow USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00810623 Trillium undulatum Willdenow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00869746 Uvularia sessilifolia Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00869920 Veratrum viride Aiton USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Lycopodiaceae
NEBC: 00743523 Dendrolycopodium obscurum (Linnaeus) A. Haines USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00214357 Diphasiastrum digitatum (Dillenius ex A. Braun) Holub USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Myricaceae
NEBC: 00666814 Comptonia peregrina (Linnaeus) J. M. Coulter USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Nyssaceae
NEBC: 01010547 Nyssa sylvatica Marshall USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Oleaceae
NEBC: 00612174 Fraxinus americana Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Orobanchaceae
NEBC: 00503191 Pedicularis canadensis Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Osmundaceae
NEBC: 00639774 Osmunda claytoniana Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00720679 Osmunda regalis spectabilis (Willdenow) A. Gray USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Papaveraceae
NEBC: 00669932 Corydalis sempervirens (Linnaeus) Persoon USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Pinaceae
NEBC: 00667006 Tsuga canadensis (Linnaeus) Carrière USA: Massachusetts Ashby: Ashby J. H. Emerton & C. H. Knowlton 1914-5-30
Plantaginaceae
NEBC: 00736697 Chelone glabra Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00579267 Veronica serpyllifolia Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Poaceae
NEBC: 01045344 Brachyelytrum erectum (Schreber) P. Beauvois USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00594972 Festuca filiformis Pourret USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Polygonaceae
NEBC: 00762796 Polygonum cilinode Michaux USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Ranunculaceae
NEBC: 00562087 Actaea pachypoda Elliott USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00572105 Anemone quinquefolia Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00575779 Clematis virginiana Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00553642 Coptis trifolia (Linnaeus) Salisbury USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00485760 Ranunculus acris Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00517377 Ranunculus bulbosus Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Rosaceae
NEBC: 00483966 Amelanchier canadensis (Linnaeus) Medikus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00483973 Amelanchier canadensis (Linnaeus) Medikus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00740477 Amelanchier laevis Wiegand USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00740840 Amelanchier laevis Wiegand USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00740840 Amelanchier sp. USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00744194 Aronia melanocarpa (Michaux) Elliott USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00756126 Fragaria virginiana Miller USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00743099 Prunus pensylvanica Linnaeus f. USA: Massachusetts Ashby [Middlesex Co.] Fitchburg [Worcester C... J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00743463 Prunus virginiana Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00524897 Rosa rubiginosa Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00758428 Rubus allegheniensis Porter USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-20
NEBC: 00758429 Rubus allegheniensis Porter USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00763637 Rubus arenicola Blanchard USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00523002 Rubus idaeus strigosus (Michaux) Maximowicz USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00641438 Rubus pubescens Rafinesque USA: Massachusetts Ashby [Middlesex Co.] Fitchburg [Worcester C... J. H. Emerton & C. H. Knowlton 1914-5-30
Rubiaceae
NEBC: 00558459 Galium circaezans hypomalacum Fernald USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Salicaceae
NEBC: 00644241 Salix bebbiana Sargent USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00756824 Salix discolor Muhlenberg USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00441609 Salix eriocephala Michaux USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00763492 Salix meyeriana Rostkoius ex Willdenow USA: Massachusetts Ashby [Middlesex Co.] Fitchburg [Worcester C... J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00641026 Salix sericea Marshall USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00641029 Salix sericea Marshall USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Saxifragaceae
NEBC: 01008233 Chrysosplenium americanum Schweinitz ex Hooker USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 01038936 Tiarella cordifolia Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Smilacaceae
NEBC: 00865982 Smilax herbacea Linnaeus USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Taxaceae
NEBC: 00679782 Taxus canadensis Marshall USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Tiliaceae
NEBC: 00733178 Tilia americana Linnaeus USA: Massachusetts Ashby [Middlexex Co.] Fitchburg [Worcester C... J. H. Emerton & C. H. Knowlton 1914-5-30
Trilliaceae
NEBC: 00573229 Medeola virginiana Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Ulmaceae
NEBC: 00730264 Ulmus americana Linnaeus USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Violaceae
NEBC: 00560141 Viola blanda Willdenow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00504296 Viola cucullata Aiton USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00560967 Viola labradorica Schrank USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00760360 Viola pallens (Banks ex Gingins) Brainerd USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
NEBC: 00649350 Viola sororia Willdenow USA: Massachusetts Fitchburg: Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30
Vitaceae
NEBC: 00631390 Parthenocissus quinquefolia (Linnaeus) Planchon USA: Massachusetts Ashby to Fitchburg J. H. Emerton & C. H. Knowlton 1914-5-30