Harvard University Herbaria & Libraries

Apiaceae
NEBC: 01025214 Osmorhiza longistylis (Torrey) de Candolle USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 01025302 Ptilimnium capillaceum (Michaux) Rafinesque USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 01025303 Ptilimnium capillaceum (Michaux) Rafinesque USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
Apocynaceae
GH: 00683378 Periploca graeca Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00683379 Periploca graeca Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00685288 Vinca minor Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Aquifoliaceae
NEBC: 00734666 Ilex glabra (Linnaeus) A. Gray USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
GH: 00734667 Ilex glabra (Linnaeus) A. Gray USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
Aspleniaceae
NEBC: 00681644 Asplenium platyneuron (Linnaeus) Britton, Sterns & Poggenburg USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Asteraceae
NEBC: 00566546 Ambrosia trifida Linnaeus USA: Massachusetts Cambridge: Cambridge E. F. Williams 1911-7-1
NEBC: 00566548 Ambrosia trifida Linnaeus USA: Massachusetts Cambridge: Cambridge E. F. Williams 1911-7-1
NEBC: 01053463 Antennaria plantaginifolia (Linnaeus) Hooker USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
NEBC: 00587229 Arctium minus (Hill) Bernhardi USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
GH: 00531540 Artemisia absinthium Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00531541 Artemisia absinthium Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00531751 Artemisia stelleriana Besser USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-5
NEBC: 01038129 Bidens Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00705292 Chrysopsis falcata (Pursh) Elliott USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
NEBC: 01017682 Cirsium discolor (Muhlenberg ex Willdenow) Sprengel USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00725538 Cirsium horridulum Michaux USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
NEBC: 00638999 Coreopsis grandiflora Hogg ex Sweet USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00535316 Coreopsis lanceolata Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00535335 Coreopsis tinctoria Nuttall USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 01047470 Cyanus segetum Hill USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 01034155 Eupatorium pilosum Walter USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 01034154 Eupatorium pilosum Walter USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 01067321 Hieracium gronovii Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 01028814 Hieracium gronovii Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01028815 Hieracium gronovii Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01028816 Hieracium gronovii Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01028817 Hieracium gronovii Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
GH: 01071612 Hieracium venosum Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
NEBC: 01071613 Hieracium venosum Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
GH: 01071633 Hieracium venosum Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01071634 Hieracium venosum Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 00725424 Lactuca hirsuta Muhlenberg ex Nuttall USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00718529 Scorzoneroides autumnalis (Linnaeus) Moench USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01077029 Sericocarpus linifolius (Linnaeus) Britton, Stearn & Poggenburg USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
NEBC: 01077048 Sericocarpus linifolius (Linnaeus) Britton, Stearn & Poggenburg USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
Athyriaceae
NEBC: 00668843 Athyrium filix-femina angustum (Willdenow) G. Lawson USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Betulaceae
NEBC: 00727737 Corylus cornuta Marshall USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-11
NEBC: 00727739 Corylus cornuta Marshall USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
Blechnaceae
NEBC: 00708662 Woodwardia virginica (Linnaeus) Smith USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00708663 Woodwardia virginica (Linnaeus) Smith USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Boraginaceae
NEBC: 00655329 Echium vulgare Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
Brassicaceae
NEBC: 00675004 Iberis amara Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00675005 Iberis amara Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
NEBC: 00582336 Lepidium densiflorum Schrader USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
NEBC: 00612019 Lobularia maritima (Linnaeus) Desvaux USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00593902 Rorippa sylvestris (Linnaeus) Besser USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00582722 Sisymbrium altissimum Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00582921 Sisymbrium officinale leiocarpum de Candolle USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00602362 Thlaspi arvense Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Caesalpiniaceae
NEBC: 00747188 Chamaecrista fasciculata (Michaux) Greene USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00747219 Chamaecrista fasciculata (Michaux) Greene USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
Campanulaceae
GH: 00820495 Campanula rotundifolia Linnaeus USA: Massachusetts Sunderland: Sunderland E. F. Williams 1911
NEBC: 00753084 Triodanis perfoliata (Linnaeus) Nieuwland USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
Caprifoliaceae
NEBC: 00577460 Lonicera japonica Thunberg USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-4
GH: 00577461 Lonicera japonica Thunberg USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-4
NEBC: 00633495 Lonicera sempervirens Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 00579707 Viburnum dentatum venosum (Britton) Gleason USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-20
Caryophyllaceae
NEBC: 00820240 Arenaria serpyllifolia Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00525130 Dianthus armeria Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 00525150 Dianthus armeria Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00525231 Dianthus barbatus Linnaeus USA: Massachusetts Portsmouth E. F. Williams 1911-6-18
NEBC: 00691959 Gypsophila elegans M. Bieberstein USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00602638 Scleranthus annuus Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00693111 Silene gallica Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-24
NEBC: 00602937 Silene noctiflora Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-18
NEBC: 00525666 Spergula arvensis Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00525679 Spergula arvensis Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 00525985 Spergularia rubra (Linnaeus) J. Presl & C. Presl USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Chenopodiaceae
NEBC: 00592289 Chenopodium glaucum Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Cistaceae
NEBC: 00757102 Hudsonia ericoides Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-20
NEBC: 00684995 Hudsonia tomentosa Nuttall USA: Massachusetts Woods Hole E. F. Williams 1911-7-7
NEBC: 00750456 Hudsonia tomentosa Nuttall USA: Massachusetts Gosnold: Elisabeth Islands, Nashawena Island E. F. Williams 1911-7-10
NEBC: 00750457 Hudsonia tomentosa Nuttall USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00750550 Lechea minor Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
Convolvulaceae
NEBC: 00633811 Calystegia sepium americana (Sims) Brummitt USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
NEBC: 00633813 Calystegia sepium americana (Sims) Brummitt USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-5
NEBC: 00633829 Calystegia sepium americana (Sims) Brummitt USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-31
GH: 00655792 Convolvulus arvensis Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
NEBC: 00655793 Convolvulus arvensis Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
NEBC: 00714816 Cuscuta gronovii Willdenow ex Roemer & Schultes USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Crassulaceae
NEBC: 00591484 Sedum telephium Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Cyperaceae
NEBC: 00218172 Carex blanda Dewey USA: Rhode Island Portsmouth: E. F. Williams 1911-6-18
NEBC: 00221651 Carex canescens disjuncta (Fernald) Toivonen USA: Massachusetts Naushon Island, Tarpaulin Cove E. F. Williams 1911-7-10
NEBC: 00222854 Carex comosa Boott USA: Massachusetts Nantucket: E. F. Williams 1911-7-20
NEBC: 00260823 Carex hormathodes Fernald USA: Massachusetts Gosnold: Elizabeth Islands, Nashawena Island E. F. Williams 1911-7-10
NEBC: 01030642 Carex longii Mackenzie USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 00895451 Carex nigra (Linnaeus) Reichard USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01043643 Cyperus dentatus Torrey USA: Massachusetts Ipswich: Ipswich E. F. Williams 159 1911-10-5
NEBC: 01042711 Cyperus dentatus Torrey USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
NEBC: 01043977 Cyperus filicinus Vahl USA: Massachusetts Ipswich: Ipswich E. F. Williams 160 1911-10-5
NEBC: 01061635 Cyperus lupulinus macilentus (Fernald) Marcks USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 01048270 Cyperus strigosus Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 01048087 Eleocharis erythropoda Steudel USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 01048509 Eleocharis palustris (Linnaeus) Roemer & Schultes USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01060724 Eriophorum tenellum Nuttall USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-26
NEBC: 00892899 Rhynchospora alba (Linnaeus) Vahl USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 01160358 Scirpus cyperinus (Linnaeus) Kunth USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00807416 Scirpus pungens Vahl USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00807428 Scirpus pungens Vahl USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-31
NEBC: 00807429 Scirpus pungens Vahl USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
Droseraceae
NEBC: 00741892 Drosera intermedia Hayne USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00754562 Drosera rotundifolia Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
Dryopteridaceae
NEBC: 00666401 Dryopteris carthusiana (Villars) H. P. Fuchs USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Ericaceae
NEBC: 00553890 Monotropa uniflora Linnaeus USA: Massachusetts Naushon Island: E. F. Williams 1911-7-10
NEBC: 00770703 Rhododendron viscosum (Linnaeus) Torrey USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
NEBC: 00770731 Rhododendron viscosum (Linnaeus) Torrey USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00519628 Vaccinium corymbosum Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
GH: 00519629 Vaccinium corymbosum Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
Fabaceae
NEBC: 00578276 Cytisus scoparius (Linnaeus) Link USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-7
NEBC: 00739073 Desmodium ciliare (Muhlenberg ex Willdenow) de Candolle USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
NEBC: 00534123 Lathyrus latifolius Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 00639340 Lespedeza capitata Michaux USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
NEBC: 00739852 Lespedeza virginica (Linnaeus) Britton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
GH: 00711883 Tephrosia virginiana (Linnaeus) Persoon USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-4
NEBC: 00711884 Tephrosia virginiana (Linnaeus) Persoon USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-4
Fagaceae
NEBC: 00695090 Quercus coccinea Münchhausen USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
NEBC: 00695170 Quercus faxonii Trelease USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00746758 Quercus prinoides Willdenow USA: Massachusetts Fair Haven E. F. Williams 1911
NEBC: 00746790 Quercus prinoides Willdenow USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00695694 Quercus prinoides Willdenow USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00716403 Quercus velutina Lamarck USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
Gentianaceae
NEBC: 00726407 Bartonia virginica (Linnaeus) Britton, Stearn & Poggenburg USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00775477 Sabatia campanulata (Linnaeus) Torrey USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
GH: 00775487 Sabatia campanulata (Linnaeus) Torrey USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
Geraniaceae
NEBC: 00679968 Geranium sanguineum Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Haloragaceae
NEBC: 01017959 Myriophyllum humile (Rafinesque) Morong USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
Hydrangeaceae
NEBC: 01574893 Philadelphus coronarius Linnaeus USA: Rhode Island Portsmouth: Abandoned Estate of Van Cluse E. F. Williams 1911-6-18
Hypericaceae
GH: 00750773 Hypericum adpressum Barton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00750774 Hypericum adpressum Barton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00750776 Hypericum adpressum Barton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00750777 Hypericum adpressum Barton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00774749 Hypericum punctatum Lamarck USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
Iridaceae
NEBC: 01160046 Sisyrinchium angustifolium Miller USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 01044553 Sisyrinchium arenicola E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 01044556 Sisyrinchium arenicola E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 01044557 Sisyrinchium arenicola E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1454 1911-7-31
NEBC: 01044558 Sisyrinchium arenicola E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 01044729 Sisyrinchium atlanticum E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 01044733 Sisyrinchium atlanticum E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
Juncaceae
NEBC: 00879830 Juncus bufonius Linnaeus USA: Massachusetts Gosnold: Gosnold E. F. Williams 1279 1911-7-10
NEBC: 00860686 Juncus greenei Oakes & Tuckerman USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00859785 Juncus militaris Bigelow USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00878858 Juncus pylaei Laharpe USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Lamiaceae
NEBC: 00696757 Lycopus americanus Muhlenberg ex W. P. C. Barton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
GH: 00696816 Lycopus amplectens Rafinesque USA: Massachusetts Falmouth: Falmouth E. F. Williams 3449 1911-7-29
NEBC: 00696817 Lycopus amplectens Rafinesque USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
NEBC: 00658809 Lycopus uniflorus Michaux USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00749169 Marrubium vulgare Linnaeus USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00749173 Marrubium vulgare Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-26
NEBC: 00648497 Pycnanthemum muticum (Michaux) Persoon USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-20
NEBC: 00648780 Pycnanthemum virginianum (Linnaeus) B. L. Robinson & Fernald USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00648849 Salvia officinalis Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 00525049 Teucrium canadense Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-31
NEBC: 00525055 Teucrium canadense Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00525057 Teucrium canadense Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-22
Lauraceae
NEBC: 00505082 Lindera benzoin (Linnaeus) Blume USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Lemnaceae
NEBC: 00875271 Lemna trisulca Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00678543 Lemna valdiviana Philippi USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-16
Liliaceae
NEBC: 00880398 Aletris farinosa Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
NEBC: 00567697 Lilium lancifolium Thunberg USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
GH: 00880875 Lilium superbum Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00880876 Lilium superbum Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00880877 Lilium superbum Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00505672 Maianthemum canadense Desfontaines USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 00564242 Ornithogalum umbellatum Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Linaceae
NEBC: 00741225 Linum intercursum E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-26
NEBC: 00741224 Linum intercursum E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00741226 Linum intercursum E. P. Bicknell USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 01070648 Linum virginianum Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-11
NEBC: 01070649 Linum virginianum Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
Lycopodiaceae
NEBC: 00740078 Dendrolycopodium hickeyi (W. H. Wagner, Beitel & R. C. Moran) A. Haines USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00214292 Diphasiastrum digitatum (Dillenius ex A. Braun) Holub USA: Massachusetts Falmouth: Jenkins Pond E. F. Williams 1911-7-14
Lythraceae
NEBC: 00576250 Lythrum salicaria Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00576251 Lythrum salicaria Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
Malvaceae
NEBC: 00761372 Alcea rosea Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Myricaceae
NEBC: 00565207 Myrica gale Linnaeus USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Nyssaceae
NEBC: 01010514 Nyssa sylvatica Marshall USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Oleaceae
NEBC: 00593612 Syringa vulgaris Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Onagraceae
NEBC: 01041734 Epilobium palustre Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00745918 Ludwigia palustris (Linnaeus) Elliott USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
NEBC: 00816107 Oenothera oakesiana (A. Gray) J. W. Robbins ex S. Watson USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-15
Orchidaceae
NEBC: 01016186 Goodyera pubescens (Willdenow) R. Brown USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00728614 Malaxis bayardii Fernald USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
NEBC: 00569886 Pogonia ophioglossoides (Linnaeus) Ker Gawler USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Orobanchaceae
NEBC: 00630615 Aureolaria virginica (Linnaeus) Pennell USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00630617 Aureolaria virginica (Linnaeus) Pennell USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00630792 Epifagus virginiana (Linnaeus) W. P. C. Barton USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00731152 Melampyrum lineare Desrousseaux USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
Oxalidaceae
NEBC: 01028756 Oxalis dillenii Jacquin USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 01028757 Oxalis dillenii Jacquin USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 01028777 Oxalis dillenii Jacquin USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 01028779 Oxalis dillenii Jacquin USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Pinaceae
NEBC: 00576757 Pinus sylvestris Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
Plantaginaceae
NEBC: 00655197 Cymbalaria muralis G. Gaertner USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-24
NEBC: 00502469 Gratiola aurea leucantha Bartlett USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00685667 Kickxia elatine (Linnaeus) Dumortier USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00650247 Nuttallanthus canadensis (Linnaeus) D. A. Sutton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-20
NEBC: 00592594 Plantago aristata Michaux USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-5
NEBC: 00670254 Plantago pusilla Nuttall USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00656602 Veronica arvensis Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Poaceae
GH: 00835347 Agrostis stolonifera palustris (Hudson) Farwell USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-5
NEBC: 00835348 Agrostis stolonifera palustris (Hudson) Farwell USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-5
NEBC: 00835349 Agrostis stolonifera palustris (Hudson) Farwell USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00835365 Agrostis stolonifera palustris (Hudson) Farwell USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 01045138 Calamagrostis canadensis (Michaux) P. Beauvois USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 01045144 Calamagrostis canadensis (Michaux) P. Beauvois USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00737425 Dichanthelium acuminatum fasciculatum (Torrey) Freckmann & Lelong USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00768044 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00737730 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 00764820 Dichanthelium clandestinum (Linnaeus) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-11
NEBC: 00635843 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00635845 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00684652 Dichanthelium dichotomum (Linnaeus) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00684653 Dichanthelium dichotomum (Linnaeus) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00613498 Eragrostis cilianensis (Allioni) Vignolo ex Janchen USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00859582 Glyceria canadensis (Michaux) Trinius USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 01148148 Glyceria septentrionalis Hitchcock USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00613383 Hordeum vulgare Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 00855525 Panicum virgatum spissum Linder USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00611909 Phalaris arundinacea Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 00583787 Poa pratensis Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-19
NEBC: 00595823 Schedonorus pratensis (Hudson) P. Beauvois USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00684363 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00684364 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00684365 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00684367 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-26
NEBC: 00614314 Setaria viridis (Linnaeus) P. Beauvois USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
Polygalaceae
NEBC: 00720066 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00503034 Polygala verticillata Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
Polygonaceae
NEBC: 00749567 Polygonum aviculare aviculare Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00749576 Polygonum aviculare aviculare Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00749577 Polygonum aviculare aviculare Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00762643 Polygonum buxiforme Small USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00759098 Polygonum convolvulus Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00689242 Polygonum glaucum Nuttall USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00689252 Polygonum glaucum Nuttall USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-15
Primulaceae
NEBC: 00610905 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
NEBC: 00563620 Lysimachia nummularia Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
Ranunculaceae
NEBC: 00759900 Aquilegia vulgaris Linnaeus USA: Massachusetts Portsmouth E. F. Williams 1911-6-18
NEBC: 00580580 Ranunculus repens Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
NEBC: 00580603 Ranunculus repens Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Rosaceae
NEBC: 00738790 Aronia prunifolia (Marshall) Rehder USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
GH: 00709909 Crataegus Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00759984 Crataegus crus-galli Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-20
NEBC: 00709167 Crataegus macrosperma Ashe USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-11
NEBC: 00768153 Crataegus schizophylla Eggleston USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00768154 Crataegus schizophylla Eggleston USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00523127 Physocarpus opulifolius (Linnaeus) Maximowicz USA: Massachusetts Middletown E. F. Williams 1911-6-17
NEBC: 00703595 Prunus persica (Linnaeus) Batsch USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-4
NEBC: 00562961 Rosa rugosa Thunberg USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
NEBC: 00562962 Rosa rugosa Thunberg USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-5
GH: 00562970 Rosa rugosa Thunberg USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
NEBC: 00562972 Rosa rugosa Thunberg USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
NEBC: 00562985 Rosa rugosa Thunberg USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00562986 Rosa rugosa Thunberg USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Rubiaceae
NEBC: 00707300 Galium pilosum Aiton USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 00707322 Galium pilosum Aiton USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 00732667 Galium tinctorium Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
NEBC: 00732668 Galium tinctorium Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-20
Salicaceae
NEBC: 00523541 Salix purpurea Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00651094 Salix sericans Tausch ex. Kern. USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-20
Scrophulariaceae
NEBC: 00642872 Lindernia dubia anagallidea (Michaux) Cooperrider USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-19
Thelypteridaceae
NEBC: 00708553 Thelypteris palustris pubescens (G. Lawson) Fernald USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
Xyridaceae
NEBC: 00875961 Xyris torta Smith USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30