NEBC: 00436734 Buellia disciformis (Fries) Mudd USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00436610 Dibaeis baeomyces (Linnaeus f.) Rambold & Hertel USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
NEBC: 00446178 Lepra ophthalmiza (Nylander) Hafellner USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00436907 Lepraria membranacea (Dickson) Vainio USA: Maine [data not captured] C. H. Knowlton 1911-8-6
NEBC: 00436848 Lobaria pulmonaria (Linnaeus) Hoffmann USA: Maine [data not captured] C. H. Knowlton 1911-8-6
NEBC: 00436881 Lobaria scrobiculata (Scopoli) G. Gaertner USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00446806 Mycoblastus affinis (Schaerer) T. Schauer USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00446068 Peltigera aphthosa (Linnaeus) Willdenow USA: Maine [data not captured] C. H. Knowlton 1911-8-6
NEBC: 00446162 Phaeophyscia pusilloides (Zahlbruckner) Esslinger USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00446163 Phaeophyscia rubropulchra (Degelius) Moberg USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00446233 Physcia adscendens (Fries) H. Olivier USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00446191 Physcia millegrana Degelius USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00446192 Physcia millegrana Degelius USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
NEBC: 00446372 Physcia stellaris (Linnaeus) Nylander USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
FH: 00473738 Platismatia stenophylla (Tuckerman) W. L. Culberson & C. F. Culberson USA: Maine Roque Bluff C. H. Knowlton 1911-8-5
NEBC: 00446449 Platismatia tuckermanii (Oakes) W. L. Culberson & C. F. Culberson USA: Maine [data not captured] C. H. Knowlton 1911-8-5
FH: 00473738 Platismatia tuckermanii (Oakes) W. L. Culberson & C. F. Culberson USA: Maine Roque Bluff C. H. Knowlton 1911-8-5
NEBC: 00446544 Punctelia rudecta (Acharius) Krog USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00446630 Umbilicaria mammulata (Acharius) Tuckerman USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00446703 Xanthoria elegans (Link) Th. Fries USA: Maine Machiasport: [data not captured] C. H. Knowlton 1911-8-9
NEBC: 00446772 Xanthoria parietina (Linnaeus) Th. Fries USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
Aceraceae NEBC: 00772781 Acer pensylvanicum Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-11
NEBC: 00677465 Acer rubrum Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Adiantaceae NEBC: 00678071 Cryptogramma stelleri (S. G. Gmelin) Prantl USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
GH: 00678073 Cryptogramma stelleri (S. G. Gmelin) Prantl USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-19
Alismataceae NEBC: 01080376 Sagittaria engelmanniana J. G. Smith USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
Alliaceae NEBC: 00680620 Allium tricoccum Aiton USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
Amaranthaceae NEBC: 00614857 Amaranthus blitoides S. Watson USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
Anacardiaceae NEBC: 00690775 Rhus copallinum latifolia Engler USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00720958 Rhus glabra Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Apiaceae NEBC: 01010245 Sanicula trifoliata E. P. Bicknell USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00566111 Zizia aurea (Linnaeus) W. D. J. Koch USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Araceae NEBC: 00875070 Arisaema triphyllum stewardsonii (Britton) Huttleston USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Aristolochiaceae NEBC: 00642452 Asarum canadense Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
Asparagaceae NEBC: 00567430 Asparagus officinalis Linnaeus USA: Vermont Shelburne: Shelburne C. H. Knowlton 1911
Aspleniaceae NEBC: 00577857 Asplenium rhizophyllum Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
Asteraceae NEBC: 00531693 Artemisia pontica Linnaeus USA: Massachusetts Cumberland C. H. Knowlton 1911-5-30
NEBC: 01017815 Cirsium muticum Michaux USA: Massachusetts West Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 00535907 Erigeron philadelphicus Linnaeus USA: Vermont Saint Johnsbury: St. Johnsbury C. H. Knowlton 1911-6-14
NEBC: 01079193 Erigeron pulchellus Michaux USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00568099 Eurybia macrophylla (Linnaeus) Cassini USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 01052673 Euthamia graminifolia (Linnaeus) Nuttall USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911
NEBC: 00693992 Eutrochium dubium (Willdenow ex Poiret) E. E. Lamont USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00587486 Hieracium aurantiacum Linnaeus USA: Vermont Montpelier: Montpelier C. H. Knowlton 1911-6-15
NEBC: 01067265 Hieracium gronovii Linnaeus USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
NEBC: 00833398 Hieracium marianum Willdenow USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 01071720 Hieracium venosum Linnaeus USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00626866 Leucanthemum vulgare Lamarck USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 00568874 Packera öve Á. Löve & D. Löve USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01079939 Solidago aestivalis E. P. Bicknell USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 01054456 Solidago gigantea Aiton USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 01054511 Solidago gigantea Aiton USA: Massachusetts West Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 01054767 Solidago juncea Aiton USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 01064095 Solidago odora Aiton USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 01064239 Solidago puberula Nuttall USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-6
NEBC: 01063915 Solidago uliginosa Nuttall USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 01031282 Symphyotrichum novi-belgii (Linnaeus) G. L. Nesom USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
Athyriaceae NEBC: 00668823 Athyrium filix-femina angustum (Willdenow) G. Lawson USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00551387 Cystopteris bulbifera (Linnaeus) Bernhardi USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00746599 Cystopteris tenuis (Michaux) Desvaux USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00551696 Deparia acrostichoides (Swartz) M. Kato USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00695754 Homalosorus pycnocarpos (Sprengel) Pichi Sermolli USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-27
NEBC: 00695866 Onoclea sensibilis Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Bartramiaceae NEBC: 00516876 Bartramia pomiformis Hedwig USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
Berberidaceae NEBC: 00606793 Berberis vulgaris Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00832727 Caulophyllum thalictroides (Linnaeus) Michaux USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
Betulaceae NEBC: 00579806 Alnus glutinosa (Linnaeus) Gaertner USA: Massachusetts Waltham: Waltham C. H. Knowlton 1911-8-26
NEBC: 00579807 Alnus glutinosa (Linnaeus) Gaertner USA: Massachusetts Waltham: Waltham C. H. Knowlton 1911-4-16
NEBC: 00634005 Betula cordifolia Regel USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-6
NEBC: 00634006 Betula cordifolia Regel USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-6
NEBC: 00634007 Betula cordifolia Regel USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-6
NEBC: 00627565 Betula populifolia Marshall USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00627924 Corylus americana Walter USA: Massachusetts Hingham: Hingham C. H. Knowlton 1911-4-16
NEBC: 00727412 Corylus americana Walter USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00746012 Corylus cornuta Marshall USA: Massachusetts Granville: Granville C. H. Knowlton 1911-4-19
NEBC: 00746170 Ostrya virginiana (Miller) K. Koch USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Boraginaceae NEBC: 00691004 Echium vulgare Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00716757 Myosotis laxa Lehmann USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00696672 Myosotis laxa Lehmann USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00577220 Myosotis scorpioides Linnaeus USA: Vermont Montpelier: Montpelier C. H. Knowlton 1911-6-15
NEBC: 00716885 Myosotis verna Nuttall USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Brachytheciaceae NEBC: 00787842 Brachythecium plumosum (Hedwig) Bruch, Schimper & C. Gümbel USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00790201 Brachythecium rivulare Bruch, Schimper & C. Gümbel USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Brassicaceae NEBC: 00610623 Alyssum alyssoides Linnaeus USA: Massachusetts Bourne: Bourne C. H. Knowlton 143 1911-6-20
NEBC: 00610624 Alyssum alyssoides Linnaeus USA: Massachusetts Bourne: Bourne C. H. Knowlton 1911-6-20
NEBC: 00712893 Barbarea stricta Andrzejowski USA: Massachusetts Weymouth Town C. H. Knowlton 1911-5-28
NEBC: 00712895 Barbarea stricta Andrzejowski USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00448662 Barbarea vulgaris W. T. Aiton USA: Maine Madrid: Madrid C. H. Knowlton 1911-7-14
NEBC: 00610743 Berteroa incana (Linnaeus) de Candolle USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
NEBC: 00610744 Berteroa incana (Linnaeus) de Candolle USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
NEBC: 00610769 Berteroa incana (Linnaeus) de Candolle USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00757423 Cardamine diphylla (Michaux) Alph. Wood USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00580031 Nasturtium microphyllum (Boenninghausen) Reichenbach USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
Bryaceae NEBC: 00797922 Bryum argenteum Hedwig USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
Caesalpiniaceae NEBC: 00747309 Chamaecrista nictitans (Linnaeus) Moench USA: Connecticut Thompson: Thompson C. H. Knowlton 1911-7-23
Candelariaceae NEBC: 00436080 Candelaria concolor (Dickson) Arnold USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Caprifoliaceae NEBC: 00713938 Lonicera villosa (Michaux) Roemer & Schultes USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00579607 Viburnum dentatum lucidum Aiton USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00687907 Viburnum lentago Linnaeus USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-12
NEBC: 00611387 Viburnum nudum cassinoides (Linnaeus) Torrey & A. Gray USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Caryophyllaceae NEBC: 00564855 Cerastium fontanum vulgare (Hartman) Greuter & Burdet USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00525396 Gypsophila muralis Linnaeus USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00525397 Gypsophila muralis Linnaeus USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00722532 Paronychia canadensis (Linnaeus) Alph. Wood USA: Connecticut Killingly: Killingly C. H. Knowlton 1911-7-23
NEBC: 00722695 Sagina nodosa (Linnaeus) Fenzl USA: Maine Machiasport: Machiasport C. H. Knowlton 1911-8-9
NEBC: 00602840 Silene latifolia alba (Miller) Greuter & Burdet USA: Massachusetts Bourne: Bourne C. H. Knowlton 1911-6-20
NEBC: 00602843 Silene latifolia alba (Miller) Greuter & Burdet USA: Massachusetts Bourne: Bourne C. H. Knowlton 1911-6-20
NEBC: 00581607 Stellaria graminea Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00753629 Stellaria longifolia Muhlenberg ex Willdenow USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
NEBC: 00753629 Stellaria media (Linnaeus) Villars USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
Chenopodiaceae NEBC: 00650504 Atriplex arenaria Nuttall USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
NEBC: 00650507 Atriplex arenaria Nuttall USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00578238 Kochia scoparia (Linnaeus) Schrader USA: Massachusetts Boston: Dump, vacant lots; Fenway, Boston C. H. Knowlton 1911-8-16
NEBC: 00732424 Sarcocornia perennis pontica (Miller) A. J. Scott USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
Cladoniaceae NEBC: 00436147 Cladonia arbuscula (Wallroth) Flotow USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00436279 Cladonia cristatella Tuckerman USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00436280 Cladonia cristatella Tuckerman USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00436289 Cladonia cristatella Tuckerman USA: Maine Machias: [no additional data] C. H. Knowlton 1911-7-30
NEBC: 00446915 Cladonia furcata (Hudson) Schrader USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00436314 Cladonia gracilis elongata (Wulfen) Vainio USA: Maine [data not captured] C. H. Knowlton 1911-8-1
FH: 00428175 Cladonia gracilis elongata (Wulfen) Flörke USA: Maine [data not captured] C. H. Knowlton 1911-8-1
NEBC: 00436365 Cladonia ochrochlora Flörke USA: Maine Madrid: [no additional data] C. H. Knowlton 1911-7-14
NEBC: 00436442 Cladonia stellaris (Opiz) Pouzar & Vězda USA: Maine [data not captured] C. H. Knowlton 1911-8-1
NEBC: 00436478 Cladonia uncialis (Linnaeus) Weber ex F. H. Wiggers USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00436479 Cladonia uncialis (Linnaeus) Weber ex F. H. Wiggers USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
Clethraceae NEBC: 00866988 Clethra alnifolia Linnaeus USA: Massachusetts Hopkinton: Hopkinton, Whitehall Pond C. H. Knowlton 1911-8-20
Climaciaceae NEBC: 00539178 Climacium kindbergii (Renauld & Cardot) Grout USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Conocephalaceae NEBC: 00258484 Conocephalum conicum (Linnaeus) Underwood USA: Maine Madrid: C. H. Knowlton 1911-7-14
NEBC: 00497286 Conocephalum conicum (Linnaeus) Underwood USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00258484 Conocephalum salebrosum Szweykowski, Buczkowska & Odrzykoski USA: Maine Madrid: C. H. Knowlton 1911-7-14
Convolvulaceae NEBC: 00714757 Cuscuta gronovii Willdenow ex Roemer & Schultes USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
Cornaceae NEBC: 00767022 Cornus alternifolia Linnaeus f. USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00767178 Cornus amomum Miller USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00767346 Cornus florida Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00502637 Cornus rugosa Lamarck USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
NEBC: 00765563 Cornus stolonifera Michaux USA: Vermont Montpelier: Montpelier C. H. Knowlton 1911-6-15
Cyperaceae NEBC: 00135662 Carex abscondita Mackenzie USA: Massachusetts Dudley: C. H. Knowlton 1911-7-22
NEBC: 00135706 Carex aestivalis M. A. Curtis ex A. Gray USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00214336 Carex albursina E. Sheldon USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00214932 Carex appalachica J. M. Webber & P. W. Ball USA: Connecticut Killingly: C. H. Knowlton 1911-7-23
NEBC: 00214917 Carex appalachica J. M. Webber & P. W. Ball USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00216627 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Massachusetts Norwell: C. H. Knowlton 1911-6-30
NEBC: 00260372 Carex billingsii (O. W. Knight) Kirschbaum USA: Massachusetts Duxbury: C. H. Knowlton 1911-9-10
NEBC: 00221300 Carex brevior (Dewey) Mackenzie ex Lunell USA: Massachusetts Ware: C. H. Knowlton 1911-6-8
NEBC: 00221315 Carex brevior (Dewey) Mackenzie ex Lunell USA: Rhode Island Cumberland: C. H. Knowlton 1911-5-30
NEBC: 00218317 Carex bromoides Willdenow USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00218326 Carex bromoides Willdenow USA: Massachusetts Ware: C. H. Knowlton 1911-6-8
NEBC: 00218653 Carex brunnescens (Persoon) Poiret USA: Massachusetts Weymouth: C. H. Knowlton 1911-5-28
GH: 00218836 Carex bullata Schkuhr ex Willdenow USA: Rhode Island Cumberland: C. H. Knowlton 1911-5-30
NEBC: 00218838 Carex bullata Schkuhr ex Willdenow USA: Rhode Island Foster: C. H. Knowlton 1911-7-23
NEBC: 00218801 Carex bullata Schkuhr ex Willdenow USA: Massachusetts Duxbury: C. H. Knowlton 1911-9-10
NEBC: 00219092 Carex canescens disjuncta (Fernald) Toivonen USA: Maine Phillips: C. H. Knowlton 1911-7-4
NEBC: 00221694 Carex canescens disjuncta (Fernald) Toivonen USA: Rhode Island Cumberland: C. H. Knowlton 1911-5-30
NEBC: 00222165 Carex cephalophora Muhlenberg USA: Connecticut Killingly: C. H. Knowlton 1911-7-23
NEBC: 00222574 Carex communis L. H. Bailey USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00228183 Carex crawfordii Fernald USA: Maine Phillips: C. H. Knowlton 1911-7-4
NEBC: 00228305 Carex crinita Lamarck USA: Maine Farmington: C. H. Knowlton 1911-7-6
NEBC: 00228481 Carex crinita crinita USA: Rhode Island Cumberland: C. H. Knowlton 1911-5-30
NEBC: 00248398 Carex crinita gynandra (Schweinitz) Schweinitz & Torrey USA: Maine Madrid: C. H. Knowlton 1911-7-14
NEBC: 00229628 Carex deweyana deweyana USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00229852 Carex digitalis digitalis USA: Massachusetts Dudley: C. H. Knowlton 1911-7-22
NEBC: 00229866 Carex digitalis digitalis USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00135662 Carex digitalis digitalis USA: Massachusetts Dudley: C. H. Knowlton 1911-7-22
NEBC: 00229967 Carex disperma Dewey USA: Maine Phillips: C. H. Knowlton 1911-7-4
NEBC: 00230427 Carex echinata echinata USA: Maine Phillips: C. H. Knowlton 1911-7-4
NEBC: 00232981 Carex echinata echinata USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00242012 Carex echinata echinata USA: Rhode Island Cumberland: C. H. Knowlton 1911-5-30
NEBC: 00241201 Carex folliculata Linnaeus USA: Massachusetts Norwell: C. H. Knowlton 1911-6-30
NEBC: 00241458 Carex gracillima Schweinitz USA: Maine Phillips: C. H. Knowlton 1911-7-4
NEBC: 00248398 Carex gynandra Schweinitz USA: Maine Madrid: C. H. Knowlton 1911-7-14
NEBC: 00260292 Carex haydenii Dewey USA: Massachusetts Ware: C. H. Knowlton 1911-6-8
NEBC: 00254619 Carex hystericina Muhlenberg ex Willdenow USA: Massachusetts Colrain: C. H. Knowlton 1911-7-27
NEBC: 00254620 Carex hystericina Muhlenberg ex Willdenow USA: Massachusetts Greenfield: C. H. Knowlton 1911-7-25
NEBC: 00263593 Carex intumescens Rudge USA: Maine Phillips: C. H. Knowlton 1911-7-4
NEBC: 01049234 Carex laxiflora Lamarck USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 01049235 Carex laxiflora Lamarck USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 00869104 Carex lupulina Muhlenberg ex Willdenow USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00869105 Carex lupulina Muhlenberg ex Willdenow USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00869118 Carex lupulina Muhlenberg ex Willdenow USA: Maine Machias: Machias C. H. Knowlton 1911-7-30
NEBC: 00808535 Carex lurida Wahlenberg USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00895123 Carex merritt-fernaldii Mackenzie USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-9
NEBC: 00807250 Carex normalis Mackenzie USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
NEBC: 00807729 Carex pallescens Linnaeus USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 01161236 Carex pallescens Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00854663 Carex pellita Muhlenberg ex Willdenow USA: Massachusetts Ware: Ware C. H. Knowlton 1911-6-8
NEBC: 00854898 Carex pensylvanica Lamarck USA: Massachusetts Ware: Ware C. H. Knowlton 1911-6-8
NEBC: 00854910 Carex pensylvanica Lamarck USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01161542 Carex platyphylla J. Carey USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 01029160 Carex prasina Wahlenberg USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01161697 Carex projecta Mackenzie USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 01161704 Carex projecta Mackenzie USA: Maine Strong: Strong C. H. Knowlton 1911-7-7
NEBC: 01029669 Carex radiata (Wahlenberg) Small USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00892525 Carex retrorsa Schweinitz USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 00892526 Carex retrorsa Schweinitz USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00892768 Carex rosea Schkuhr ex Willdenow USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
NEBC: 00775759 Carex scoparia Schkuhr ex Willdenow USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00802522 Carex siccata Dewey USA: Massachusetts Ware: Ware C. H. Knowlton 1911-6-8
NEBC: 00775869 Carex sparganioides Muhlenberg ex Willdenow USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00766021 Carex stipata Muhlenberg ex Willdenow USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00874449 Carex straminea Willdenow ex Schkuhr USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00874450 Carex straminea Willdenow ex Schkuhr USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01029872 Carex stricta Lamarck USA: Massachusetts Ware: Ware C. H. Knowlton 1911-6-8
NEBC: 01029873 Carex stricta Lamarck USA: Massachusetts Ware: Ware C. H. Knowlton 1911-6-8
NEBC: 01029912 Carex stricta Lamarck USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01029927 Carex stricta Lamarck USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01029928 Carex stricta Lamarck USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01060057 Carex swanii (Fernald) Mackenzie USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 01059107 Carex swanii (Fernald) Mackenzie USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
NEBC: 01059637 Carex torta Boott ex Tuckerman USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 01059706 Carex tribuloides Wahlenberg USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 01059819 Carex tribuloides Wahlenberg USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
GH: 01060517 Carex tuckermanii Dewey USA: Maine Strong: Strong C. H. Knowlton 1911-7-7
NEBC: 01058444 Carex utriculata Boott USA: Massachusetts Hopkinton: Hopkinton, Whitehall Pond C. H. Knowlton 1911-8-20
NEBC: 01061198 Carex vesicaria Linnaeus USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 01058841 Carex vesicaria Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 01058842 Carex vesicaria Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00874860 Carex vestita Willdenow USA: Massachusetts Ware: Ware C. H. Knowlton 1911-6-8
NEBC: 01061312 Carex virescens Muhlenberg ex Willdenow USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 01042040 Carex viridula Michaux USA: Maine Machiasport: Machiasport C. H. Knowlton 1911-8-9
NEBC: 01043422 Carex vulpinoidea Michaux USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 01043465 Carex vulpinoidea Michaux USA: Connecticut Thompson: Thompson C. H. Knowlton 1911-7-23
NEBC: 01042425 Cyperus bipartitus Torrey USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 01042783 Cyperus filicinus Vahl USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 01047099 Cyperus squarrosus Linnaeus USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00672103 Dulichium arundinaceum (Linnaeus) Britton USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00672107 Dulichium arundinaceum (Linnaeus) Britton USA: Rhode Island Foster: Foster C. H. Knowlton 1911-7-23
NEBC: 01048017 Eleocharis engelmannii Steudel USA: Massachusetts West Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 00638016 Eleocharis obtusa (Willdenow) Schultes USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
GH: 00638019 Eleocharis obtusa (Willdenow) Schultes USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00672042 Eleocharis palustris (Linnaeus) Roemer & Schultes USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-12
NEBC: 01058753 Eriophorum viridicarinatum (Engelmann) Fernald USA: Maine East Central Franklin C. H. Knowlton 1911-7-14
GH: 01058093 Fimbristylis autumnalis (Linnaeus) Roemer & Schultes USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00892901 Rhynchospora alba (Linnaeus) Vahl USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00874112 Rhynchospora capitellata (Michaux) Vahl USA: Massachusetts Hopkinton: Hopkinton, Whitehall Pond C. H. Knowlton 1911-8-20
NEBC: 00874564 Rhynchospora capitellata (Michaux) Vahl USA: Rhode Island Foster: Foster C. H. Knowlton 1911-7-23
NEBC: 00894410 Scirpus atrocinctus Fernald USA: Maine East Central Franklin C. H. Knowlton 1911-7-14
NEBC: 00894786 Scirpus atrovirens Muhlenberg USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-24
NEBC: 01160258 Scirpus cyperinus (Linnaeus) Kunth USA: Massachusetts Hopkinton: Hopkinton, Whitehall Pond C. H. Knowlton 1911-8-20
NEBC: 01160292 Scirpus cyperinus (Linnaeus) Kunth USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 01160316 Scirpus cyperinus (Linnaeus) Kunth USA: Massachusetts West Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 01160628 Scirpus hattorianus Makino USA: Maine Strong: Strong C. H. Knowlton 1911-7-7
NEBC: 01160799 Scirpus microcarpus J. Presl & C. Presl USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 01160852 Scirpus pedicellatus Fernald USA: Maine Machias: Machias C. H. Knowlton 1911-7-30
NEBC: 00854266 Scirpus torreyi Olney USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-12
Dennstaedtiaceae NEBC: 00663148 Dennstaedtia punctilobula (Michaux) T. Moore USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Dicranaceae NEBC: 00791531 Dicranum scoparium Hedwig USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00459012 Paraleucobryum fulvum (Hooker) Loeske USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Ditrichaceae NEBC: 00514939 Ceratodon purpureus (Hedwig) Bridel USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00514943 Ceratodon purpureus (Hedwig) Bridel USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
Droseraceae NEBC: 00741814 Drosera intermedia Hayne USA: Massachusetts Hopkinton: Hopkinton, Whitehall Pond C. H. Knowlton 1911-8-20
Dryopteridaceae NEBC: 00551304 Dryopteris goldiana (Hooker) A. Gray USA: Massachusetts Colerain C. H. Knowlton 1911-7-27
Dysphaniaceae NEBC: 00610481 Dysphania botrys (Linnaeus) Mosyakin & Clemants USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
Equisetaceae NEBC: 00683285 Equisetum arvense Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00683665 Equisetum fluviatile Linnaeus USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-12
NEBC: 00694348 Equisetum hyemale affine (Engelmann) A. A. Eaton USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
Ericaceae NEBC: 00707995 Arctostaphylos uva-ursi (Linnaeus) Sprengel USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01013780 Eubotrys racemosa (Linnaeus) Nuttall USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00461344 Gaylussacia baccata (Wangenheim) K. Koch USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00484840 Kalmia angustifolia Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01069990 Orthilia secunda (Linnaeus) House USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00770889 Rhododendron viscosum (Linnaeus) Torrey USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00770890 Rhododendron viscosum (Linnaeus) Torrey USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00461963 Vaccinium angustifolium Aiton USA: Massachusetts Ashburnham: Ashburnham C. H. Knowlton 1911-8-8
NEBC: 00463066 Vaccinium angustifolium Aiton USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00519837 Vaccinium corymbosum Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00519841 Vaccinium corymbosum Linnaeus USA: Rhode Island Foster: Foster C. H. Knowlton 1911-7-23
NEBC: 00519770 Vaccinium corymbosum Linnaeus USA: Massachusetts Colrain: Colraine C. H. Knowlton 1911-6-10
NEBC: 00517180 Vaccinium pallidum Aiton USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Euphorbiaceae NEBC: 00699303 Chamaesyce vermiculata (Rafinesque) House USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00578177 Euphorbia cyparissias Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Fabaceae NEBC: 00643088 Astragalus glycyphyllos Linnaeus USA: Massachusetts Boston: Boston, Fenway C. H. Knowlton 1911-8-16
NEBC: 00739047 Desmodium ciliare (Muhlenberg ex Willdenow) de Candolle USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00558556 Desmodium nudiflorum (Linnaeus) de Candolle USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00639193 Desmodium rotundifolium (Michaux) de Candolle USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00643279 Lathyrus palustris Linnaeus USA: Maine Machiasport: Machiasport C. H. Knowlton 1911-8-9
NEBC: 00739935 Strophostyles helvola (Linnaeus) Elliott USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00751066 Vicia villosa Roth USA: Massachusetts Provincetown: Provincetown C. H. Knowlton 1911-6-22
Fagaceae NEBC: 00727867 Fagus grandifolia Ehrhart USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00662255 Quercus alba Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00567309 Quercus bicolor Willdenow USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00662638 Quercus ilicifolia Wangenheim USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00695822 Quercus prinoides Willdenow USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00622807 Quercus robur Linnaeus USA: Massachusetts South Duxbury C. H. Knowlton 1911-9-24
NEBC: 00622808 Quercus robur Linnaeus USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
NEBC: 00716036 Quercus rubra Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Frullaniaceae NEBC: 00497887 Frullania asagrayana Montagne USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00498252 Frullania eboracensis Lehmann USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Geraniaceae NEBC: 01068394 Geranium maculatum Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Hypericaceae NEBC: 00715031 Hypericum ascyron Linnaeus USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
Hypnaceae NEBC: 00799961 Callicladium haldaneanum (Greville) H. A. Crum USA: Maine Madrid: [no additional data] C. H. Knowlton 1911-7-14
NEBC: 00837011 Herzogiella striatella (Bridel) Z. Iwatsuki USA: Maine [data not captured] C. H. Knowlton 1911-8-6
NEBC: 00837078 Herzogiella striatella (Bridel) Z. Iwatsuki USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00841038 Hypnum curvifolium Hedwig USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00841480 Hypnum plicatulum (Lindberg) A. Jaeger USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00841485 Hypnum plicatulum (Lindberg) A. Jaeger USA: Maine [data not captured] C. H. Knowlton 1911-8-3
NEBC: 00920179 Ptilium crista-castrensis (Hedwig) De Notaris USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00920769 Pylaisiella selwynii (Kindberg) H. A. Crum, Steere & L. E. Anderson USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Hypogymniaceae NEBC: 00436802 Hypogymnia krogiae Ohlsson USA: Maine [data not captured] C. H. Knowlton 1911-8-5
FH: 00450726 Hypogymnia physodes (Linnaeus) Nylander USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00436802 Hypogymnia physodes (Linnaeus) Nylander USA: Maine [data not captured] C. H. Knowlton 1911-8-5
Hypoxidaceae NEBC: 00485940 Hypoxis hirsuta (Linnaeus) Coville USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Iridaceae NEBC: 00869968 Iris hookeri Penny ex Loudon USA: Maine Machiasport: Machiasport C. H. Knowlton 1911-8-9
NEBC: 01044907 Sisyrinchium montanum crebrum Fernald USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-1
NEBC: 00894178 Sisyrinchium montanum crebrum Fernald USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
Juglandaceae NEBC: 00567972 Carya ovata (Miller) K. Koch USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
Juncaceae NEBC: 01174630 Juncus brevicaudatus (Engelmann) Fernald USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00835040 Juncus canadensis J. Gay ex Laharpe USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 01178924 Juncus dudleyi Wiegand USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00859106 Juncus filiformis Linnaeus USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-12
NEBC: 01045672 Juncus greenei Oakes & Tuckerman USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
GH: 01045815 Juncus nodosus Linnaeus USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00860859 Juncus pylaei Laharpe USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 00878870 Juncus pylaei Laharpe USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00638920 Luzula acuminata Rafinesque USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00880276 Luzula multiflora (Ehrhart) Lejeune USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Lamiaceae NEBC: 00696693 Lycopus americanus Muhlenberg ex W. P. C. Barton USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00696777 Lycopus americanus Muhlenberg ex W. P. C. Barton USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00658559 Lycopus americanus Muhlenberg ex W. P. C. Barton USA: Connecticut Thompson: Thompson C. H. Knowlton 1911-7-23
NEBC: 00658841 Lycopus uniflorus Michaux USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00648783 Pycnanthemum virginianum (Linnaeus) B. L. Robinson & Fernald USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00686291 Scutellaria galericulata Linnaeus USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
Lauraceae NEBC: 00505053 Lindera benzoin (Linnaeus) Blume USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00505076 Lindera benzoin (Linnaeus) Blume USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Lecanoraceae NEBC: 00615065 Lecanora albella (Persoon) Acharius USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00615067 Lecanora caesiorubella Acharius USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00615049 Lecanora hybocarpa (Tuckerman) Brodo USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00615048 Lecanora strobilina (Sprengel) Kieffer USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00615049 Lecanora strobilina (Sprengel) Kieffer USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Lentibulariaceae NEBC: 00568237 Utricularia cornuta Michaux USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00731767 Utricularia intermedia Hayne USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
Lepidoziaceae NEBC: 00495540 Bazzania trilobata (Linnaeus) Gray USA: Maine [data not captured] C. H. Knowlton 1911-8-3
NEBC: 00495574 Bazzania trilobata (Linnaeus) Gray USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Leucobryaceae NEBC: 00844481 Leucobryum glaucum (Hedwig) Angstrom USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Liliaceae NEBC: 00817127 Aletris farinosa Linnaeus USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00560574 Clintonia borealis (Aiton) Rafinesque USA: Massachusetts Weymouth Town C. H. Knowlton 1911-5-28
NEBC: 00573041 Lilium canadense Linnaeus USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00673409 Lilium canadense Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-27
NEBC: 00505661 Maianthemum canadense Desfontaines USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00868262 Maianthemum racemosum (Linnaeus) Link USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01182978 Polygonatum biflorum commutatum (Schult. & Schult. f.) Morong USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 01182979 Polygonatum biflorum commutatum (Schult. & Schult. f.) Morong USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 01182980 Polygonatum biflorum commutatum (Schult. & Schult. f.) Morong USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00869809 Uvularia sessilifolia Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 02284623 Veratrum viride Aiton USA: Rhode Island Cumberland: [no additional data] C. H. Knowlton 1911-5-30
Lycopodiaceae NEBC: 00740109 Dendrolycopodium hickeyi (W. H. Wagner, Beitel & R. C. Moran) A. Haines USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00214472 Diphasiastrum digitatum (Dillenius ex A. Braun) Holub USA: Rhode Island Cumberland: C. H. Knowlton 1911-5-30
NEBC: 00216722 Diphasiastrum tristachyum (Pursh) Holub USA: Massachusetts Colrain: C. H. Knowlton 1911-7-27
NEBC: 00632300 Spinulum annotinum (Linnaeus) A. Haines USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-11
Mniaceae NEBC: 00848087 Plagiomnium cuspidatum (Hedwig) T. J. Koponen USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
Myricaceae NEBC: 00563448 Morella pensylvanica (Mirbel) Kartesz USA: Rhode Island Cumberland: cumberland C. H. Knowlton 1911-5-30
NEBC: 00565270 Myrica gale Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Nymphaeaceae NEBC: 01014183 Nuphar variegata Engelmann ex Durand USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Nyssaceae NEBC: 01010525 Nyssa sylvatica Marshall USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Oleaceae NEBC: 00602264 Fraxinus americana Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01076660 Fraxinus nigra Marshall USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
Onagraceae NEBC: 01026463 Oenothera biennis Linnaeus USA: Massachusetts West Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 00816024 Oenothera biennis Linnaeus USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00816089 Oenothera oakesiana (A. Gray) J. W. Robbins ex S. Watson USA: Massachusetts West Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 00816175 Oenothera parviflora Linnaeus USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
Ophioglossaceae NEBC: 00739461 Botrychium matricariifolium A. Brown USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
Orchidaceae NEBC: 00834541 Corallorhiza trifida bracteata Chatelain USA: Maine East Central Franklin C. H. Knowlton 1911-7-14
NEBC: 01021816 Listera convallarioides (Swartz) Nuttall ex Elliott USA: Maine East Central Franklin C. H. Knowlton 1911-7-14
NEBC: 00569930 Pogonia ophioglossoides (Linnaeus) Ker Gawler USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01056552 Spiranthes cernua (Linnaeus) Richard USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
Orobanchaceae NEBC: 00762990 Agalinis maritima (Rafinesque) Rafinesque USA: Massachusetts North Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 00645501 Agalinis paupercula (A. Gray) Britton USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00645661 Agalinis purpurea (Linnaeus) Pennell USA: Massachusetts Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 00664199 Aureolaria flava (Linnaeus) Farwell USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00679484 Euphrasia randii B. L. Robinson USA: Maine Machiasport: Machiasport C. H. Knowlton 1911-8-9
NEBC: 00502096 Pedicularis canadensis Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Orthotrichaceae NEBC: 01136429 Ulota coarctata (P. Beauvois) Hammar USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 01136569 Ulota crispa (Hedwig) Bridel USA: Maine [data not captured] C. H. Knowlton 1911-8-3
Osmundaceae NEBC: 00690479 Osmunda claytoniana Linnaeus USA: Maine East Central Franklin C. H. Knowlton 1911-7-14
NEBC: 00772066 Osmunda regalis spectabilis (Willdenow) A. Gray USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Oxalidaceae NEBC: 01071317 Oxalis montana Rafinesque USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 01067472 Oxalis stricta Linnaeus USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 01067486 Oxalis stricta Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
Papaveraceae NEBC: 00722156 Dicentra canadensis (Goldie) Walpers USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
Parmeliaceae NEBC: 00436186 Cetraria arenaria Kärnefelt USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
FH: 00473738 Cetraria lacunosa Acharius USA: Maine Roque Bluff C. H. Knowlton 1911-8-5
NEBC: 00436579 Flavoparmelia caperata (Linnaeus) Hale USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00436666 Flavoparmelia caperata (Linnaeus) Hale USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00436979 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00436978 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00436980 Melanelixia subaurifera (Nylander) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00436978 Melanohalea olivacea (Linnaeus) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00436979 Melanohalea olivacea (Linnaeus) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00436980 Melanohalea olivacea (Linnaeus) O. Blanco, A. Crespo, P. K. Divakar, Esslinger, D. Hawksworth & Lumbsch USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00446961 Parmelia saxatilis (Linnaeus) Acharius USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-16
NEBC: 00446946 Parmelia sulcata Taylor USA: Maine [data not captured] C. H. Knowlton 1911-8-5
FH: 00079391 Usnea dasopoga (Acharius) Nylander USA: Maine Rogu Bluff C. H. Knowlton 1911-8-1
NEBC: 00538206 Usnea dasopoga (Acharius) Nylander USA: Maine Madrid: [no additional data] C. H. Knowlton 1911-7-14
NEBC: 00079164 Usnea merrillii Motyka USA: Maine [data not captured] C. H. Knowlton 1911-8-1
NEBC: 00079144 Usnea rubicunda Stirton USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
FH: 00079391 Usnea schadenbergiana Göppert & Stein USA: Maine Rogu Bluff C. H. Knowlton 1911-8-1
NEBC: 00079162 Usnea schadenbergiana Göppert & Stein USA: Maine [data not captured] C. H. Knowlton 1911-8-6
NEBC: 00538206 Usnea subfloridana Stirton USA: Maine Madrid: [no additional data] C. H. Knowlton 1911-7-14
FH: 00079391 Usnea subgracilis Vainio USA: Maine Rogu Bluff C. H. Knowlton 1911-8-1
NEBC: 00079162 Usnea subgracilis Vainio USA: Maine [data not captured] C. H. Knowlton 1911-8-6
NEBC: 00079165 Usnea trichodea Acharius USA: Maine [data not captured] C. H. Knowlton 1911-8-1
FH: 00494002 Usnea trichodea Acharius USA: Maine [data not captured] C. H. Knowlton 1911-8-1
Pertusariaceae NEBC: 00446178 Pertusaria ophthalmiza (Nylander) Nylander USA: Maine [data not captured] C. H. Knowlton 1911-8-5
Phrymaceae NEBC: 00664740 Phryma leptostachya Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
Pinaceae NEBC: 00629371 Pinus rigida Miller USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Plagiotheciaceae NEBC: 00849039 Plagiothecium denticulatum (Hedwig) Schimper USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
Plantaginaceae NEBC: 00745061 Callitriche heterophylla Pursh USA: Maine Machias: Machias C. H. Knowlton 1911-7-30
NEBC: 00707136 Veronica americana Schweinitz ex Bentham USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00656596 Veronica arvensis Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Platanaceae NEBC: 00648233 Platanus occidentalis Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
Plumbaginaceae NEBC: 00729621 Limonium carolinianum (Walter) Britton USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-1
Poaceae NEBC: 01175470 Agrostis perennans (Walter) Tuckerman USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 01175823 Agrostis scabra Willdenow USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00622753 Anthoxanthum odoratum Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01175942 Brachyelytrum aristosum (Michaux) P. Beauvois ex Branner & Coville USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 00880031 Bromus ciliatus Linnaeus USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00880048 Bromus ciliatus Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00865533 Bromus ramosus Hudson USA: Maine East Central Franklin C. H. Knowlton 1911-7-14
NEBC: 00865634 Bromus ramosus Hudson USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00611571 Bromus tectorum Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00878203 Cinna arundinacea Linnaeus USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00609336 Dactylis glomerata Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00879729 Danthonia allenii Austin USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 01174955 Danthonia compressa Austin USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 01174962 Danthonia compressa Austin USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 01178244 Danthonia spicata (Linnaeus) P. Beauvois ex Roemer & Schultes USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00750330 Dichanthelium acuminatum columbianum (Scribner) Freckmann & Lelong USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00750342 Dichanthelium acuminatum columbianum (Scribner) Freckmann & Lelong USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00737403 Dichanthelium acuminatum fasciculatum (Torrey) Freckmann & Lelong USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00768383 Dichanthelium acuminatum lindheimeri (Nash) Freckmann & Lelong USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00635647 Dichanthelium boreale (Nash) Freckmann USA: Maine East Central Franklin C. H. Knowlton 1911-7-14
NEBC: 00635649 Dichanthelium boreale (Nash) Freckmann USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00764847 Dichanthelium clandestinum (Linnaeus) Gould USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00635782 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00635894 Dichanthelium depauperatum (Muhlenberg) Gould USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00635926 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Ware: Ware C. H. Knowlton 1911-6-8
NEBC: 00705166 Dichanthelium dichotomum (Linnaeus) Gould USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 01151097 Dichanthelium latifolium (Linnaeus) Harvill USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 01151139 Dichanthelium linearifolium (Scribner) Gould USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 01151140 Dichanthelium linearifolium (Scribner) Gould USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00875393 Dichanthelium linearifolium (Scribner) Gould USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00875537 Dichanthelium oligosanthes scribnerianum (Nash) Freckmann & Lelong USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00817074 Elymus canadensis Linnaeus USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00594756 Eragrostis minor Host USA: Massachusetts Boston: Boston, Fenway C. H. Knowlton 1911-8-16
NEBC: 00864448 Eragrostis spectabilis (Pursh) Steudel USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00859546 Glyceria canadensis (Michaux) Trinius USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00859988 Glyceria grandis S. Watson USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 01149298 Glyceria melicaria (Michx.) F.T. Hubbard USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 00817726 Leersia virginica Willdenow USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 01149778 Milium effusum Linnaeus USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 01025509 Muhlenbergia sylvatica (Torrey) Torrey ex A. Gray USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 01025510 Muhlenbergia sylvatica (Torrey) Torrey ex A. Gray USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-27
NEBC: 01174107 Muhlenbergia uniflora (Muhlenberg) Fernald USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00722348 Paspalum setaceum psammophilum (Nash) D. Banks USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00853574 Paspalum setaceum muehlenbergii (Nash) D. Banks USA: Massachusetts West Barnstable Town C. H. Knowlton 1911-9-4
NEBC: 01150816 Piptatherum pungens (Torrey) Dorn USA: Massachusetts Rockland: Rockland C. H. Knowlton 1911-5-28
NEBC: 00865269 Piptatherum racemosum (Smith) Eaton USA: Massachusetts Greenfield: Greenfield C. H. Knowlton 1911-7-25
NEBC: 01149911 Poa alsodes A. Gray USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00583778 Poa pratensis Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 01148627 Poa saltuensis Fernald & Wiegand USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 01174195 Spartina alterniflora Loiseleur-Deslongchamps USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-1
NEBC: 01182093 Sphenopholis intermedia Rydberg USA: Vermont Hartland: Hartland C. H. Knowlton 1911-7-7
NEBC: 00614518 Sporobolus asper (Michaux) Kunth USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-24
NEBC: 01182353 Torreyochloa pallida fernaldii (Hitchc.) Dore ex Koyama & Kawano USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00865075 Trisetum spicatum (Linnaeus) K. Richter USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00700346 Vulpia octoflora glauca (Nuttall) Fernald USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Polygonaceae NEBC: 00664910 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00664913 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00645083 Polygonum arifolium Linnaeus USA: Massachusetts Cambridge: Cambridge C. H. Knowlton 1911-8-26
NEBC: 00645375 Polygonum cristatum Engelmann & A. Gray USA: Massachusetts Plymouth: Plymouth C. H. Knowlton 1911-9-3
NEBC: 00645993 Polygonum punctatum confertiflorum (Meisner) Fassett USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00664910 Polygonum virginianum Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00664913 Polygonum virginianum Linnaeus USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00759548 Rumex longifolius de Candolle USA: Maine Jonesboro: Jonesboro C. H. Knowlton 1911-8-4
Polytrichaceae NEBC: 00918490 Polytrichum juniperinum Hedwig USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
NEBC: 00918957 Polytrichum juniperinum strictum (Menzies ex Bridel) Nylander USA: Maine [data not captured] C. H. Knowlton 1911-8-1
NEBC: 00919209 Polytrichum piliferum Hedwig USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
Primulaceae NEBC: 00610894 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts West Barnstable C. H. Knowlton 1911-9-4
NEBC: 00502768 Lysimachia hybrida Michaux USA: Rhode Island Foster: Foster C. H. Knowlton 1911-7-23
NEBC: 00563595 Lysimachia nummularia Linnaeus USA: Massachusetts Colrain: C. H. Knowlton 1911-6-10
NEBC: 00678669 Primula laurentiana Fernald USA: Maine Machiasport: Machiasport C. H. Knowlton 1911-8-9
Ptilidiaceae NEBC: 00509507 Ptilidium pulcherrimum (F. Weber) Hampe USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
Ranunculaceae NEBC: 00753843 Anemone virginiana Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00866803 Clematis occidentalis (Hornemann) de Candolle USA: Connecticut Killingly: Killingly C. H. Knowlton 1911-7-23
NEBC: 00575816 Clematis virginiana Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00595991 Hepatica acutiloba de Candolle USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-11
NEBC: 00485797 Ranunculus acris Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00517406 Ranunculus bulbosus Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00692510 Ranunculus hispidus caricetorum (Greene) T. Duncan USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 00692580 Ranunculus hispidus caricetorum (Greene) T. Duncan USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00719038 Ranunculus pensylvanicus Linnaeus f. USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
NEBC: 00719041 Ranunculus pensylvanicus Linnaeus f. USA: Massachusetts Greenfield Town C. H. Knowlton 1911-7-25
NEBC: 00719040 Ranunculus pensylvanicus Linnaeus f. USA: Massachusetts Phillips C. H. Knowlton 1911-7-4
NEBC: 00580599 Ranunculus repens Linnaeus USA: Massachusetts Cumberland C. H. Knowlton 1911-5-30
NEBC: 00866888 Thalictrum pubescens Pursh USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Rhamnaceae NEBC: 00643763 Ceanothus americanus Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Ricciaceae NEBC: 00875292 Lemna Rafinesque USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00875293 Lemna Rafinesque USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
Rosaceae NEBC: 00740546 Amelanchier laevis Wiegand USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00661689 Amelanchier laevis Wiegand USA: Maine Machias: Machias C. H. Knowlton 1911-5-22
NEBC: 00673781 Amelanchier sanguinea (Pursh) de Candolle USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
NEBC: 00706064 Crataegus fluviatilis Sargent USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00654293 Crataegus punctata Jacquin USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-6
NEBC: 00709468 Crataegus punctata Jacquin USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00659983 Fragaria virginiana Miller USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00524416 Potentilla argentea Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00561219 Potentilla norvegica Linnaeus USA: Massachusetts Boston: South Boston C. H. Knowlton 1911-9-16
NEBC: 00524591 Potentilla recta Linnaeus USA: Massachusetts Harwich: Harwich C. H. Knowlton 1911-6-22
NEBC: 00743195 Prunus pumila depressa (Pursh) Gleason USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
NEBC: 00742844 Prunus susquehanae Willdenow USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00763684 Rubus argutus Link USA: Massachusetts West Barnstable C. H. Knowlton 1911-9-4
NEBC: 00651192 Rubus hispidus Linnaeus USA: Massachusetts Norwell: Norwell C. H. Knowlton 1911-6-30
NEBC: 00523026 Rubus idaeus strigosus (Michaux) Maximowicz USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00651415 Rubus occidentalis Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-27
NEBC: 00651431 Rubus occidentalis Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00651669 Rubus odoratus Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-27
NEBC: 00710298 Spiraea tomentosa Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Rubiaceae NEBC: 00650835 Galium aparine Linnaeus USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-6
NEBC: 00698056 Galium palustre Linnaeus USA: Massachusetts Dudley: Dudley C. H. Knowlton 1911-7-22
Salicaceae NEBC: 00724111 Populus grandidentata Michaux USA: Massachusetts Hingham: Hingham C. H. Knowlton 1911-6-26
NEBC: 00649149 Populus tremuloides Michaux USA: Massachusetts Hingham: Hingham C. H. Knowlton 1911-6-25
NEBC: 00756521 Populus tremuloides Michaux USA: Massachusetts Hingham: Hingham C. H. Knowlton 1911-4-16
NEBC: 00771996 Salix alba Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00769490 Salix humilis tristis (Aiton) Griggs USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00653963 Salix lucida Muhlenberg USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00748617 Salix sericea Marshall USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
Saxifragaceae NEBC: 00771514 Ribes rubrum Linnaeus USA: Massachusetts Hingham: Hingham C. H. Knowlton 1911-5-14
NEBC: 00563204 Saxifraga pensylvanica Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-31
Scapaniaceae NEBC: 00510941 Scapania nemorosa Dumortier USA: Maine Roque Bluffs: Roque Bluffs C. H. Knowlton 1911-8-6
Scrophulariaceae NEBC: 00656387 Verbascum blattaria Linnaeus USA: Massachusetts Belmont: Belmont C. H. Knowlton 1911-8-26
Smilacaceae NEBC: 00865992 Smilax herbacea Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00503917 Smilax rotundifolia Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
Solanaceae NEBC: 00598685 Lycium barbarum Linnaeus USA: Massachusetts Duxbury: Duxbury C. H. Knowlton 1911-9-10
NEBC: 00762574 Physalis heterophylla Nees USA: Maine Phillips: Phillips C. H. Knowlton 1911-7-4
Sphagnaceae NEBC: 00923501 Sphagnum nemoreum Scopoli USA: Maine Madrid: [no additional data] C. H. Knowlton 1911-7-14
NEBC: 00923508 Sphagnum nemoreum Scopoli USA: Maine [data not captured] C. H. Knowlton 1911-8-3
NEBC: 00923605 Sphagnum nemoreum Scopoli USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
NEBC: 00925194 Sphagnum squarrosum Crome USA: Maine Madrid: [no additional data] C. H. Knowlton 1911-7-14
Thuidiaceae NEBC: 01133856 Thuidium delicatulum (Hedwig) Schimper USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 01133886 Thuidium delicatulum (Hedwig) Schimper USA: Maine Madrid: [no additional data] C. H. Knowlton 1911-7-14
Tiliaceae NEBC: 00733185 Tilia americana Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-10
Ulmaceae NEBC: 00721958 Ulmus rubra Muhlenberg USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
Umbilicariaceae NEBC: 00436928 Lasallia papulosa (Acharius) Llano USA: Massachusetts Hingham: [no additional data] C. H. Knowlton 1911-4-30
Urticaceae NEBC: 00643870 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Massachusetts Shelburne: Shelburne C. H. Knowlton 1911-6-10
Usneaceae NEBC: 00446363 Ramalina americana Hale USA: Massachusetts Granville: [no additional data] C. H. Knowlton 1911-4-19
NEBC: 00446446 Ramalina dilacerata (Hoffmann) Hoffmann USA: Maine [data not captured] C. H. Knowlton 1911-8-5
NEBC: 00446446 Ramalina roesleri (Hochstetter ex Schaerer) Nylander USA: Maine [data not captured] C. H. Knowlton 1911-8-5
Verbenaceae NEBC: 00678610 Verbena urticifolia Linnaeus USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00678625 Verbena urticifolia Linnaeus USA: Rhode Island Foster: Foster C. H. Knowlton 1911-7-23
Violaceae NEBC: 00560165 Viola blanda Willdenow USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-7-26
NEBC: 00504318 Viola cucullata Aiton USA: Massachusetts Colerain C. H. Knowlton 1911-7-27
NEBC: 00504415 Viola cucullata Aiton USA: Connecticut Killingly: Killingly C. H. Knowlton 1911-7-23
NEBC: 00569288 Viola lanceolata Linnaeus USA: Maine Rogue Bluffs C. H. Knowlton 1911-8-1
NEBC: 00569522 Viola lanceolata Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00773662 Viola pedata Linnaeus USA: Rhode Island Cumberland: Cumberland C. H. Knowlton 1911-5-30
NEBC: 00713875 Viola pubescens Aiton USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00721429 Viola rostrata Pursh USA: Massachusetts Colrain: Colrain C. H. Knowlton 1911-6-10
NEBC: 00649298 Viola sororia Willdenow USA: Massachusetts Falmouth: Falmouth C. H. Knowlton 1911-6-21
NEBC: 00665639 Viola sororia Willdenow USA: Maine Farmington: Farmington C. H. Knowlton 1911-7-6
NEBC: 00659138 Viola sororia Willdenow USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
NEBC: 00649495 Viola sororia Willdenow USA: Rhode Island Foster: Foster C. H. Knowlton 1911-7-23
Vitaceae NEBC: 00701797 Vitis novae-angliae Fernald (pro sp.) USA: Massachusetts Hopkinton: Hopkinton C. H. Knowlton 1911-8-20
Xyridaceae NEBC: 00875964 Xyris torta Smith USA: Rhode Island Foster: Foster C. H. Knowlton 1911-7-23
