Harvard University Herbaria & Libraries

Aceraceae
NEBC: 00677035 Acer pensylvanicum Linnaeus USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
NEBC: 00677843 Acer saccharum Marshall USA: Maine T10 C. H. Knowlton 1919-7-26
NEBC: 00677850 Acer saccharum Marshall USA: Maine T14 C. H. Knowlton 1919-8-9
Anacardiaceae
NEBC: 00772352 Toxicodendron vernix (Linnaeus) Kuntze USA: Massachusetts Norwell: Norwell C. H. Knowlton 1919-6-22
Apiaceae
NEBC: 00578744 Aegopodium podagraria Linnaeus USA: Massachusetts Milton: Milton C. H. Knowlton 1919-6-30
NEBC: 00523886 Conium maculatum Linnaeus USA: Massachusetts Milton: Milton C. H. Knowlton 1919-6-30
NEBC: 00566029 Zizia aurea (Linnaeus) W. D. J. Koch USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
Aquifoliaceae
NEBC: 00629857 Ilex mucronata (Linnaeus) M. Powell, Savolainen & S. Andrews USA: Maine Cooper: Cooper C. H. Knowlton 1919
NEBC: 00629996 Ilex mucronata (Linnaeus) M. Powell, Savolainen & S. Andrews USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-29
NEBC: 00713347 Ilex verticillata (Linnaeus) A. Gray USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
Araceae
NEBC: 00764300 Symplocarpus foetidus (Linnaeus) Salisbury ex W. P. C. Barton USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1919-5-30
Araliaceae
NEBC: 00816697 Aralia hispida Ventenat USA: Maine T10 C. H. Knowlton 1919-7-26
Aristolochiaceae
NEBC: 00642383 Asarum canadense Linnaeus USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-7-9
NEBC: 00762015 Asarum canadense Linnaeus USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-29
Aspidiaceae
NEBC: 00727640 Polystichum ée (Spenner) Fée USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
Asteraceae
NEBC: 00753258 Ageratina altissima (Linnaeus) R. M. King & H. Robinson USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 01066037 Anaphalis margaritacea (Linnaeus) Bentham & Hooker f. USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 00587124 Arctium lappa Linnaeus USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 01037685 Bidens frondosa Linnaeus USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
NEBC: 01019375 Doellingeria umbellata (Miller) Nees USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 00535894 Erigeron philadelphicus Linnaeus USA: Vermont Coventry: Coventry C. H. Knowlton 1919-6-12
NEBC: 00535906 Erigeron philadelphicus Linnaeus USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
NEBC: 00574215 Eurybia macrophylla (Linnaeus) Cassini USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 00574480 Eurybia macrophylla (Linnaeus) Cassini USA: Massachusetts Upton: Upton C. H. Knowlton 1919-9-25
NEBC: 00574232 Eurybia macrophylla (Linnaeus) Cassini USA: Maine T14 ED C. H. Knowlton 1919-8-9
NEBC: 00574233 Eurybia macrophylla (Linnaeus) Cassini USA: Maine T14 ED C. H. Knowlton 1919-8-9
NEBC: 01052668 Euthamia graminifolia (Linnaeus) Nuttall USA: Maine Marshfield: Marshfield C. H. Knowlton 1919-8-2
NEBC: 01055146 Euthamia graminifolia (Linnaeus) Nuttall USA: Massachusetts Upton: Upton C. H. Knowlton 1919-9-25
NEBC: 01038517 Helianthus decapetalus Linnaeus USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 01028892 Hieracium kalmii Linnaeus USA: Maine Marshfield: Marshfield C. H. Knowlton 1919-8-2
NEBC: 00833491 Hieracium paniculatum Linnaeus USA: New Hampshire Grantham: Grantham C. H. Knowlton 1919-8-23
NEBC: 00833663 Hieracium scabrum Michaux USA: Maine T14 C. H. Knowlton 1919-8-9
NEBC: 00833669 Hieracium scabrum Michaux USA: Maine T10 C. H. Knowlton 1919-7-26
NEBC: 01028943 Hieracium scabrum Michaux USA: New Hampshire Grantham: Grantham C. H. Knowlton 1919-8-23
NEBC: 01071729 Lactuca canadensis Linnaeus USA: Maine T10 C. H. Knowlton 1919-7-26
NEBC: 00568720 Packera öve Á. Löve & D. Löve USA: Vermont Stowe: Stowe C. H. Knowlton 1919-6-10
NEBC: 00638983 Polymnia canadensis Linnaeus USA: Vermont Proctor: Proctor C. H. Knowlton 1919-5-11
NEBC: 01077253 Solidago arguta Aiton USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 01054167 Solidago caesia Linnaeus USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 01077544 Solidago canadensis Linnaeus USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 01054400 Solidago gigantea Aiton USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 01054657 Solidago hispida Muhlenberg ex Willdenow USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 01063349 Solidago nemoralis Aiton USA: Massachusetts Natick: Natick C. H. Knowlton 1919-10-3
NEBC: 00484928 Solidago rugosa Miller USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 00484934 Solidago rugosa Miller USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 00692234 Symphyotrichum laeve (Linnaeus) A. Löve & D. Löve USA: Massachusetts Natick: Natick C. H. Knowlton 1919-10-3
Athyriaceae
NEBC: 00678185 Athyrium filix-femina angustum (Willdenow) G. Lawson USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 00678419 Athyrium filix-femina angustum (Willdenow) G. Lawson USA: New Hampshire Grantham: Grantham C. H. Knowlton 1919-8-23
NEBC: 00551568 Deparia acrostichoides (Swartz) M. Kato USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-7-9
Boraginaceae
NEBC: 00718951 Cynoglossum officinale Linnaeus USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
NEBC: 00633086 Lithospermum officinale Linnaeus USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
Brassicaceae
NEBC: 00712868 Barbarea stricta Andrzejowski USA: Vermont Coventry: Coventry C. H. Knowlton 1919-6-12
NEBC: 00757345 Cardamine diphylla (Michaux) Alph. Wood USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
NEBC: 00582653 Sisymbrium altissimum Linnaeus USA: Vermont Burlington: Burlington C. H. Knowlton 1919-7-6
Cannabaceae
NEBC: 00586124 Humulus lupulus Linnaeus USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
Caprifoliaceae
NEBC: 00682026 Diervilla lonicera Miller USA: Maine C. H. Knowlton 1919-7-26
NEBC: 00713928 Lonicera villosa (Michaux) Roemer & Schultes USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-20
Caryophyllaceae
NEBC: 00612677 Sagina procumbens Linnaeus USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 00612902 Sagina procumbens Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton 1919-5-30
Celastraceae
NEBC: 00295192 Celastrus scandens Linnaeus USA: Vermont Sharon: White River C. H. Knowlton 1919-8-23
Convolvulaceae
NEBC: 00655763 Convolvulus arvensis Linnaeus USA: Vermont Burlington: Burlington C. H. Knowlton 1919-7-6
Cornaceae
NEBC: 00760753 Cornus canadensis Linnaeus USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
NEBC: 00502589 Cornus rugosa Lamarck USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
Cyperaceae
NEBC: 00214153 Carex albicans emmonsii (Dewey ex Torrey) Rettig USA: Massachusetts Norwell: C. H. Knowlton 1919-5-23
NEBC: 00216197 Carex arctata Boott USA: Maine Machias: C. H. Knowlton 1919-8-3
NEBC: 00217515 Carex argyrantha Tuckerman ex Dewey USA: Maine C. H. Knowlton 10 1919-7-26
NEBC: 00216628 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Massachusetts Norwell: C. H. Knowlton 1919-5
NEBC: 00218336 Carex bromoides Willdenow USA: Massachusetts Pittsfield: C. H. Knowlton 1919-5-29
NEBC: 00221533 Carex canescens disjuncta (Fernald) Toivonen USA: New Hampshire Warren: C. H. Knowlton 1919-6-13
NEBC: 00248409 Carex crinita gynandra (Schweinitz) Schweinitz & Torrey USA: Maine Cooper: C. H. Knowlton 1919-8-9
NEBC: 00229562 Carex deweyana deweyana USA: Vermont Coventry: C. H. Knowlton 1919-6-12
NEBC: 00229582 Carex deweyana deweyana USA: Vermont Hardwick: C. H. Knowlton 1919-6-11
NEBC: 00229837 Carex digitalis digitalis USA: Massachusetts Hingham: C. H. Knowlton 1919-7-13
NEBC: 00230459 Carex echinata echinata USA: Maine Roque Bluffs: C. H. Knowlton 1919-8-4
NEBC: 00230461 Carex echinata echinata USA: Maine Roque Bluffs: C. H. Knowlton 1919-8-4
NEBC: 00248409 Carex gynandra Schweinitz USA: Maine Cooper: C. H. Knowlton 1919-8-9
NEBC: 00260250 Carex haydenii Dewey USA: New Hampshire Warren: C. H. Knowlton 1919-6-13
NEBC: 00299163 Carex intumescens Rudge USA: Massachusetts Norwell: C. H. Knowlton 1919-6-22
NEBC: 00868948 Carex lupulina Muhlenberg ex Willdenow USA: Massachusetts Upton: Upton C. H. Knowlton 1919-9-25
NEBC: 00808729 Carex mackenziei V. I. Kreczetowicz USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-6
NEBC: 00895679 Carex novae-angliae Schweinitz USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
NEBC: 00807817 Carex pallescens Linnaeus USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
NEBC: 00854313 Carex peckii Howe ex Peck USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
NEBC: 00854408 Carex pedunculata Muhlenberg ex Willdenow USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
NEBC: 00854425 Carex pedunculata Muhlenberg ex Willdenow USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
NEBC: 00854452 Carex pedunculata Muhlenberg ex Willdenow USA: Vermont Fair Haven: Fair Haven C. H. Knowlton 1919-5-11
NEBC: 00807974 Carex plantaginea Lamarck USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
GH: 02395669 Carex prairea Dewey USA: New York [data not captured] C. H. Knowlton 1919-5-30
NEBC: 01029643 Carex pseudocyperus Linnaeus USA: Vermont Coventry: Coventry C. H. Knowlton 1919-6-12
NEBC: 00714552 Carex scoparia Schkuhr ex Willdenow USA: Vermont Berkshire: Berkshire C. H. Knowlton 1919-7-17
NEBC: 00802788 Carex stipata Muhlenberg ex Willdenow USA: Vermont Coventry: Coventry C. H. Knowlton 1919-6-12
NEBC: 01029817 Carex stricta Lamarck USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
NEBC: 01060758 Carex tuckermanii Dewey USA: Vermont Coventry: Coventry C. H. Knowlton 1919-6-12
NEBC: 01043299 Carex vulpinoidea Michaux USA: Vermont North Hero: North Hero C. H. Knowlton 1919-7-5
NEBC: 00717516 Carex wiegandii Mackenzie USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
NEBC: 01043102 Eriophorum viridicarinatum (Engelmann) Fernald USA: Vermont Stowe: Stowe C. H. Knowlton 1919-6-10
NEBC: 00894433 Scirpus atrocinctus Fernald USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
NEBC: 00894968 Scirpus cyperinus (Linnaeus) Kunth USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
NEBC: 00894433 Scirpus cyperinus (Linnaeus) Kunth USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
Dennstaedtiaceae
NEBC: 00677958 Dennstaedtia punctilobula (Michaux) T. Moore USA: Maine Hancock: Hancock C. H. Knowlton 10 1919-7-26
NEBC: 00663085 Dennstaedtia punctilobula (Michaux) T. Moore USA: Massachusetts Hingham: Hingham C. H. Knowlton 1919-7-13
Dryopteridaceae
NEBC: 00667217 Dryopteris boottii (Tuckerman) Underwood USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
NEBC: 00667381 Dryopteris boottii (Tuckerman) Underwood USA: Massachusetts Hingham: Hingham C. H. Knowlton 1919-7-13
NEBC: 00667564 Dryopteris campyloptera (Kunze) Clarkson USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 00551258 Dryopteris goldiana (Hooker) A. Gray USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-7-9
NEBC: 00636239 Dryopteris marginalis (Linnaeus) A. Gray USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 00636251 Dryopteris marginalis (Linnaeus) A. Gray USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-7-9
Equisetaceae
NEBC: 00674341 Equisetum arvense Linnaeus USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-2
Ericaceae
NEBC: 00519151 Vaccinium corymbosum Linnaeus USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
Euphorbiaceae
NEBC: 00754942 Chamaesyce glyptosperma (Engelmann) Small USA: Vermont Burlington: Burlington C. H. Knowlton 1919-7-6
Fabaceae
NEBC: 00747921 Desmodium canadense (Linnaeus) de Candolle USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 00654395 Desmodium glutinosum (Muhlenberg ex Willdenow) Alph. Wood USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 00739892 Lespedeza longifolia DC. (pro sp.) USA: Massachusetts Natick: Natick C. H. Knowlton 1919-10-3
NEBC: 00463132 Vicia cracca Linnaeus USA: Maine Marshfield: Marshfield C. H. Knowlton 1919-8-2
Geraniaceae
NEBC: 00751082 Geranium molle Linnaeus USA: Massachusetts Barnstable: Barnstable C. H. Knowlton 1919-7-15
Hamamelidaceae
NEBC: 00730440 Hamamelis virginiana Linnaeus USA: Massachusetts Upton: Upton C. H. Knowlton 1919-9-25
Hydrophyllaceae
NEBC: 00716559 Hydrophyllum virginianum Linnaeus USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
Iridaceae
NEBC: 01044919 Sisyrinchium montanum crebrum Fernald USA: Maine C. H. Knowlton 10 1919-7-26
NEBC: 00894054 Sisyrinchium montanum crebrum Fernald USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
Juglandaceae
NEBC: 00567891 Carya ovata (Miller) K. Koch USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
Juncaceae
NEBC: 01025792 Juncus brevicaudatus (Engelmann) Fernald USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-4
NEBC: 00859926 Juncus nodosus Linnaeus USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 01150019 Juncus tenuis Willdenow USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 01150020 Juncus tenuis Willdenow USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-4
NEBC: 00734166 Luzula acuminata Rafinesque USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
NEBC: 01150954 Luzula multiflora (Ehrhart) Lejeune USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
Lamiaceae
NEBC: 00558192 Leonurus cardiaca Linnaeus USA: Vermont Burlington: Burlington C. H. Knowlton 1919-7-6
NEBC: 00696907 Lycopus uniflorus Michaux USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
NEBC: 00581899 Nepeta cataria Linnaeus USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
NEBC: 00686583 Scutellaria lateriflora Linnaeus USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
Liliaceae
NEBC: 00560366 Clintonia borealis (Aiton) Rafinesque USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
NEBC: 01182862 Maianthemum stellatum (Linnaeus) Link USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 01030882 Streptopus lanceolatus (Aiton) Reveal USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
NEBC: 01030909 Streptopus lanceolatus (Aiton) Reveal USA: New Hampshire Grantham: Grantham C. H. Knowlton 1919-8-23
NEBC: 00810206 Trillium erectum Linnaeus USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
NEBC: 00810424 Trillium undulatum Willdenow USA: Maine C. H. Knowlton 4 1919-8-9
NEBC: 00810745 Uvularia grandiflora Smith USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 00810920 Uvularia sessilifolia Linnaeus USA: Maine C. H. Knowlton 14 1919-8-9
Lobeliaceae
NEBC: 00691163 Lobelia kalmii Linnaeus USA: Vermont Royalston C. H. Knowlton 1919-8-20
Lycopodiaceae
NEBC: 00743710 Huperzia lucidula (Michaux) Trevisan USA: Maine C. H. Knowlton 14 1919-1-9
NEBC: 00772195 Lycopodium lagopus (Laestadius ex C. Hartman) G. Zinserling ex Kuzeneva USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
Onagraceae
NEBC: 01039363 Chamaenerion angustifolium (Linnaeus) Scopoli USA: Maine T10 C. H. Knowlton 1919-7-26
NEBC: 01074017 Circaea alpina Linnaeus USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 01074617 Epilobium ciliatum Rafinesque USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 01057563 Epilobium leptophyllum Rafinesque USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-4
NEBC: 01057577 Epilobium leptophyllum Rafinesque USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-4
NEBC: 00568344 Oenothera perennis Linnaeus USA: Maine Township 10 C. H. Knowlton 1919-7-26
Orchidaceae
NEBC: 01063022 Spiranthes lacera (Rafinesque) Rafinesque USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
Osmundaceae
NEBC: 00720486 Osmunda regalis spectabilis (Willdenow) A. Gray USA: New Hampshire Bradford: Bradford C. H. Knowlton 1919-7-3
Oxalidaceae
NEBC: 01071336 Oxalis montana Rafinesque USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton 1919-5-30
Papaveraceae
NEBC: 00722137 Dicentra canadensis (Goldie) Walpers USA: Vermont Bridgewater: Bridgewater C. H. Knowlton 1919-5-12
NEBC: 00722140 Dicentra canadensis (Goldie) Walpers USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-5-14
Parnassiaceae
NEBC: 01057053 Parnassia glauca Rafinesque USA: Vermont Royalton: Royalton C. H. Knowlton 1919-8-20
Pinaceae
NEBC: 00629403 Pinus strobus Linnaeus USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
Plantaginaceae
NEBC: 00733929 Callitriche palustris Linnaeus USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-4
Poaceae
NEBC: 01175612 Agrostis scabra Willdenow USA: Maine Marshfield: Marshfield C. H. Knowlton 1919-8-2
NEBC: 01175632 Agrostis scabra Willdenow USA: Maine C. H. Knowlton 1919-7-26
NEBC: 00835238 Agrostis stolonifera palustris (Hudson) Farwell USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-4
NEBC: 00764095 Andropogon gerardi Vitman USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 00764136 Andropogon gerardi Vitman USA: Massachusetts Natick: Natick C. H. Knowlton 1919-10-3
NEBC: 00868091 Bromus kalmii A. Gray USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 00880124 Bromus latiglumis (Shear) Hitchcock USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 00878366 Cinna latifolia (Treviranus ex Göppert) Grisebach USA: Maine T10 C. H. Knowlton 1919-7-26
NEBC: 00835768 Cinna latifolia (Treviranus ex Göppert) Grisebach USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 00835800 Cinna latifolia (Treviranus ex Göppert) Grisebach USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-7-9
NEBC: 01174945 Danthonia compressa Austin USA: Massachusetts Norwell: Norwell C. H. Knowlton 1919-6-22
NEBC: 01178046 Danthonia spicata (Linnaeus) P. Beauvois ex Roemer & Schultes USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
NEBC: 00737321 Dichanthelium acuminatum fasciculatum (Torrey) Freckmann & Lelong USA: Vermont Burlington: Burlington C. H. Knowlton 1919-7-6
NEBC: 00868144 Elymus canadensis Linnaeus USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 00863177 Elymus trachycaulus (Link) Gould ex Shinners USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-6
NEBC: 00860532 Festuca subverticillata (Persoon) E. B. Alexeev USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
NEBC: 01149840 Milium effusum Linnaeus USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-7-9
NEBC: 00864940 Muhlenbergia mexicana (Linnaeus) Trinius USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 01026922 Muhlenbergia sylvatica (Torrey) Torrey ex A. Gray USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 01150717 Oryzopsis asperifolia Michaux USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-29
NEBC: 01150900 Piptatherum racemosum (Smith) Eaton USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 00606176 Poa compressa Linnaeus USA: Maine Hancock: Hancock C. H. Knowlton 1919-7-26
NEBC: 01148506 Poa palustris Linnaeus USA: Maine T10 C. H. Knowlton 1919-7-26
NEBC: 00614253 Setaria viridis (Linnaeus) P. Beauvois USA: Vermont Burlington: Burlington C. H. Knowlton 1919-7-6
NEBC: 01174196 Spartina alterniflora Loiseleur-Deslongchamps USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-4
NEBC: 01182190 Torreyochloa pallida (Torrey) G. L. Church USA: Massachusetts Norwell: Norwell C. H. Knowlton 1919-6-22
Polygalaceae
GH: 01968399 Polygala senega Linnaeus USA: New York Copake C. H. Knowlton 1919-5-30
Polygonaceae
NEBC: 00762757 Polygonum cilinode Michaux USA: New Hampshire Coventry C. H. Knowlton 1919-6-12
Portulacaceae
NEBC: 00675526 Claytonia caroliniana Michaux USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-5-14
Primulaceae
NEBC: 00572538 Lysimachia thyrsiflora Linnaeus USA: Vermont Coventry: Coventry C. H. Knowlton 1919-6-12
Ranunculaceae
NEBC: 00866552 Actaea rubra (Aiton) Willdenow USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
NEBC: 00485396 Aquilegia canadensis Linnaeus USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
NEBC: 00831000 Ranunculus abortivus Linnaeus USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
NEBC: 01015897 Ranunculus flabellaris Rafinesque USA: Massachusetts Stockbridge: Stockbridge C. H. Knowlton 1919-5-30
Rhamnaceae
NEBC: 00643695 Ceanothus americanus Linnaeus USA: Massachusetts Natick: Natick C. H. Knowlton 1919-10-3
Rosaceae
NEBC: 00661042 Amelanchier arborea (F. Michaux) Fernald USA: Vermont Fair Haven: Fair Haven C. H. Knowlton 1919-5-11
NEBC: 00661086 Amelanchier arborea (F. Michaux) Fernald USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-29
NEBC: 00743889 Amelanchier laevis Wiegand USA: Vermont Fair Haven: Fair Haven C. H. Knowlton 1919-5-11
NEBC: 00654281 Crataegus punctata Jacquin USA: Vermont Hyde Park: Hyde Park C. H. Knowlton 1919-6-10
NEBC: 00654290 Crataegus punctata Jacquin USA: Vermont Waterbury: Waterbury C. H. Knowlton 1919-6-8
NEBC: 00709487 Crataegus punctata Jacquin USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-29
NEBC: 00703342 Fragaria vesca Linnaeus USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
NEBC: 00524149 Fragaria vesca americana Porter USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton 1919-5-30
NEBC: 00710449 Geum macrophyllum Willdenow USA: Vermont Coventry: Coventry C. H. Knowlton 1919-6-12
NEBC: 00565574 Geum rivale Linnaeus USA: New Hampshire Warren: Warren C. H. Knowlton 1919-6-13
NEBC: 00565605 Geum rivale Linnaeus USA: Vermont Stowe: Stowe C. H. Knowlton 1919-6-10
NEBC: 00743217 Prunus pumila depressa (Pursh) Gleason USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
NEBC: 00441390 Rosa carolina Linnaeus USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
NEBC: 00653562 Rosa johannensis Fernald USA: Maine North Hero C. H. Knowlton 1919-7-5
NEBC: 00641528 Rubus pubescens Rafinesque USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-29
Rubiaceae
NEBC: 00503556 Galium asprellum Michaux USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 00558407 Galium circaezans hypomalacum Fernald USA: Vermont Sudbury: Sudbury C. H. Knowlton 1919-7-9
GH: 02138129 Galium labradoricum (Wiegand) Wiegand USA: New York [data not captured] C. H. Knowlton 1919-5-30
NEBC: 00707277 Galium pilosum Aiton USA: Massachusetts Hingham: Hingham C. H. Knowlton 1919-7-13
NEBC: 00670929 Galium tinctorium Linnaeus USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 00820123 Galium trifidum halophilum Fernald & Wiegand USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1919-8-6
NEBC: 00553979 Galium triflorum Michaux USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
Salicaceae
NEBC: 00653885 Salix lucida Muhlenberg USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
Saxifragaceae
NEBC: 01038633 Mitella diphylla Linnaeus USA: New Hampshire Claremont: Claremont C. H. Knowlton 1919-5-13
NEBC: 00730525 Ribes americanum Miller USA: Massachusetts Stockbridge: Stockbridge C. H. Knowlton 1919-5-30
NEBC: 00665354 Ribes hirtellum Michaux USA: Maine Cooper: Cooper C. H. Knowlton 1919-8-9
NEBC: 00730786 Ribes hirtellum Michaux USA: Massachusetts Pittsfield: Pittsfield C. H. Knowlton 1919-5-29
NEBC: 00730915 Ribes lacustre (Persoon) Poiret USA: Vermont Williamstown: Williamstown C. H. Knowlton 1919-8-21
NEBC: 00575014 Saxifraga virginiensis Michaux USA: Vermont Fair Haven: Fair Haven C. H. Knowlton 1919-5-1
Taxaceae
NEBC: 00668278 Taxus canadensis Marshall USA: Maine Machias: Machias C. H. Knowlton 1919-8-3
Thelypteridaceae
NEBC: 00701284 Phegopteris connectilis (Michaux) Watt USA: Maine C. H. Knowlton 10 1919-7-26
NEBC: 00701385 Phegopteris connectilis (Michaux) Watt USA: New Hampshire Grantham: Grantham C. H. Knowlton 1919-8-23
NEBC: 00652001 Thelypteris noveboracensis (Linnaeus) Nieuwland USA: Maine C. H. Knowlton 1919-7-26
Tiliaceae
NEBC: 00733205 Tilia americana Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton 1919-5-30
Trilliaceae
NEBC: 00569025 Medeola virginiana Linnaeus USA: Maine C. H. Knowlton 14 1919-8-9
NEBC: 00569067 Medeola virginiana Linnaeus USA: Maine C. H. Knowlton 10 1919-7-26
Verbenaceae
NEBC: 00668783 Verbena urticifolia Linnaeus USA: Vermont Sharon: Sharon C. H. Knowlton 1919-8-23
Violaceae
NEBC: 00760250 Viola adunca Smith USA: New Hampshire Charlestown: Charlestown C. H. Knowlton 1919-5-13
NEBC: 00565795 Viola blanda Willdenow USA: Maine T14 ED C. H. Knowlton 1919-8-9
NEBC: 00560837 Viola labradorica Schrank USA: Vermont Hyde Park: Hyde Park C. H. Knowlton 1919-6-10
NEBC: 00715909 Viola pallens (Banks ex Gingins) Brainerd USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30
NEBC: 00687609 Viola renifolia A. Gray USA: Vermont Hardwick: Hardwick C. H. Knowlton 1919-6-11
NEBC: 00721401 Viola rostrata Pursh USA: Vermont Fair Haven: Fair Haven C. H. Knowlton 1919-5-11
NEBC: 00702887 Viola rotundifolia Michaux USA: Massachusetts Mount Toby C. H. Knowlton 1919-5-23
NEBC: 00665557 Viola selkirkii Pursh USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-7-9
NEBC: 00665561 Viola selkirkii Pursh USA: Vermont Cavendish: Cavendish C. H. Knowlton 1919-5-14
NEBC: 00640907 Viola sororia Willdenow USA: Maine Cutler: Cutler C. H. Knowlton 1919-7-30