Skip to main content
FACULTY OF ARTS AND SCIENCES
|
HARVARD.EDU
Harvard University Herbaria & Libraries
Contact
Visit
Databases
Search
Collections
Herbaria
Digital Resources
Use Policies
Research
Taxonomy
Floristics & Monography
Plant & Fungal Phylogenetics
Paleobotany
Plant Speciation and Local Adaptation
Forest Ecosystem Carbon Dynamics
Publications
About HPB
Orders & Access
For Authors
Libraries
Libraries' Collections
Harvard's Online Library Catalog (HOLLIS)
Archives Collections
Digital Collections
Use of the Libraries
Hours
Resources
Services
Permissions
Libraries Staff
Online Exhibits
News & Events
News
Events
People
About
Visit
Contact
History
Search Hints
Use Policy
Botanists
Publications
Specimens
Images
Taxa
Hu Cards
ECON Artifacts
Contribute
Comments
Index of Botanical Specimens
Search for collectorid:[53355] and year collected:[1919]
= with images
Aceraceae
NEBC: 00772804
Acer pensylvanicum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Anacardiaceae
NEBC: 00752671
Rhus typhina
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00752722
Toxicodendron rydbergii
(Small ex Rydberg) Greene USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Apiaceae
NEBC: 00523836
Carum carvi
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00523947
Levisticum officinale
W. D. J. Koch USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01009452
Osmorhiza claytonii
(Michaux) C. B. Clarke USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00483541
Sanicula marilandica
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00566084
Zizia aurea
(Linnaeus) W. D. J. Koch USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00566101
Zizia aurea
(Linnaeus) W. D. J. Koch USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Araceae
NEBC: 01080259
Arisaema triphyllum
(Linnaeus) Schott USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Araliaceae
NEBC: 00448596
Aralia nudicaulis
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Aristolochiaceae
NEBC: 00762010
Asarum canadense
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Aspidiaceae
NEBC: 00695556
Polystichum acrostichoides
(Michaux) Schott USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Asteraceae
NEBC: 01007377
Antennaria howellii canadensis
(Greene) Bayer USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01007592
Antennaria howellii neodioica
(Greene) Bayer USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01007593
Antennaria howellii neodioica
(Greene) Bayer USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01007969
Antennaria neglecta
Greene USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
GH: 01053803
Antennaria parlinii fallax
(Greene) Bayer & Stebbins USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01053804
Antennaria parlinii fallax
(Greene) Bayer & Stebbins USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00564138
Erigeron annuus
(Linnaeus) Persoon USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01008953
Packera obovata
(Muhlenberg ex Willdenow) W. A. Weber & Á. Löve USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00568865
Packera öve
Á. Löve & D. Löve USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01077504
Solidago caesia
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01062885
Solidago flexicaulis
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00577107
Tussilago farfara
Linnaeus USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Athyriaceae
NEBC: 00695452
Gymnocarpium dryopteris
(Linnaeus) Newman USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00662961
Onoclea sensibilis
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Berberidaceae
NEBC: 00719949
Caulophyllum thalictroides
(Linnaeus) Michaux USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Betulaceae
NEBC: 00657959
Betula alleghaniensis
Britton USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00627549
Betula populifolia
Marshall USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00746015
Corylus cornuta
Marshall USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Brassicaceae
NEBC: 00617648
Arabidopsis lyrata
(Linnaeus) O'Kane & Al-Shehbaz USA: Vermont Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00448888
Barbarea vulgaris
W. T. Aiton USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00712942
Boechera laevigata
(Muhl. ex. Wild) Al-Shehbaz USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00757464
Cardamine diphylla
(Michaux) Alph. Wood USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00558934
Cardamine pensylvanica
Muhlenberg ex Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Campanulaceae
NEBC: 00820503
Campanula rotundifolia
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Caprifoliaceae
NEBC: 00682255
Diervilla lonicera
Miller USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00682568
Lonicera canadensis
Bartram ex Marsh. USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00702014
Sambucus racemosa
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00702314
Viburnum acerifolium
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00702576
Viburnum lentago
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00685346
Viburnum opulus trilobum
(Marsh.) Clausen USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Caryophyllaceae
NEBC: 00564849
Cerastium fontanum vulgare
(Hartman) Greuter & Burdet USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00575550
Silene caroliniana pensylvanica
(Michaux) Fernald USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00693872
Stellaria borealis
Bigelow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00586073
Stellaria media
(Linnaeus) Villars USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Cornaceae
NEBC: 00773539
Cornus alternifolia
Linnaeus f. USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Cyperaceae
NEBC: 00218334
Carex bromoides
Willdenow USA: Massachusetts Mount Washington: C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00222615
Carex communis communis
USA: Massachusetts Mount Washington: C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00229883
Carex digitalis digitalis
USA: Massachusetts Mount Washington: Bash-Bish Falls C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00248022
Carex gracillima
Schweinitz USA: Massachusetts Mount Washington: C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00869052
Carex lucorum
Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00854518
Carex pedunculata
Muhlenberg ex Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01029153
Carex prasina
Wahlenberg USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01059663
Carex torta
Boott ex Tuckerman USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01029261
Scirpus verecundus
Fernald USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Dennstaedtiaceae
NEBC: 00663145
Dennstaedtia punctilobula
(Michaux) T. Moore USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00631290
Pteridium aquilinum latiusculum
(Desvaux) Hultén USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Dryopteridaceae
NEBC: 00636136
Dryopteris intermedia
(Muhlenberg ex Willdenow) A. Gray USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00657800
Dryopteris marginalis
(Linnaeus) A. Gray USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Ericaceae
NEBC: 00517168
Vaccinium pallidum
Aiton USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Fabaceae
NEBC: 00562383
Amphicarpaea bracteata
(Linnaeus) Fernald USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Fagaceae
NEBC: 00567132
Castanea dentata
(Marshall) Borkhausen USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00727838
Fagus grandifolia
Ehrhart USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00662228
Quercus alba
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00662629
Quercus ilicifolia
Wangenheim USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00662815
Quercus montana
Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00662816
Quercus montana
Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00716015
Quercus rubra
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Geraniaceae
NEBC: 01068385
Geranium maculatum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01070557
Geranium robertianum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Hamamelidaceae
NEBC: 00649018
Hamamelis virginiana
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Hydrophyllaceae
NEBC: 00716642
Hydrophyllum virginianum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Hypericaceae
NEBC: 00685474
Hypericum perforatum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00773016
Hypericum punctatum
Lamarck USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Juncaceae
NEBC: 00734247
Luzula acuminata
Rafinesque USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00880269
Luzula multiflora
(Ehrhart) Lejeune USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Lamiaceae
NEBC: 00656200
Clinopodium vulgare
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00696466
Collinsonia canadensis
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00558363
Leonurus cardiaca
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Liliaceae
NEBC: 00505624
Maianthemum canadense
Desfontaines USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01030994
Streptopus lanceolatus
(Aiton) Reveal USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00810872
Uvularia perfoliata
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00869938
Veratrum viride
Aiton USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Lycopodiaceae
NEBC: 00740106
Dendrolycopodium hickeyi
(W. H. Wagner, Beitel & R. C. Moran) A. Haines USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00661501
Huperzia lucidula
(Michaux) Trevisan USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Oleaceae
NEBC: 00602248
Fraxinus americana
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00593608
Syringa vulgaris
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Onagraceae
NEBC: 01039516
Chamaenerion angustifolium
(Linnaeus) Scopoli USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Ophioglossaceae
NEBC: 00690416
Botrychium virginianum
(Linnaeus) Swartz USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Orobanchaceae
NEBC: 00664219
Aureolaria flava
(Linnaeus) Farwell USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00664220
Aureolaria flava
(Linnaeus) Farwell USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00502150
Pedicularis canadensis praeclara
A. H. Moore USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Osmundaceae
NEBC: 00639816
Osmunda claytoniana
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00639817
Osmunda claytoniana
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Papaveraceae
NEBC: 00697976
Adlumia fungosa
(Aiton) Greene ex Britton, Stearn & Poggenburg USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00669954
Corydalis sempervirens
(Linnaeus) Persoon USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Pinaceae
NEBC: 00629561
Pinus strobus
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Plantaginaceae
NEBC: 00736727
Chelone glabra
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00579305
Veronica serpyllifolia
Linnaeus USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Poaceae
NEBC: 00622735
Anthoxanthum odoratum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01045324
Brachyelytrum aristosum
(Michaux) P. Beauvois ex Branner & Coville USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01150716
Oryzopsis asperifolia
Michaux USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00595537
Poa pratensis angustifolia
(Linnaeus) Lejeune USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01148749
Poa saltuensis
Fernald & Wiegand USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Polygalaceae
NEBC: 00558256
Polygala paucifolia
Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Polypodiaceae
NEBC: 00658266
Polypodium virginianum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Pteridaceae
NEBC: 00681415
Adiantum pedatum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Ranunculaceae
GH: 00562137
Actaea pachypoda
Elliott USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01034474
Actaea rubra
(Aiton) Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00572147
Anemone quinquefolia
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00575809
Clematis virginiana
Linnaeus USA: Massachusetts Mount Washington: Mount Washington, in high ... C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00575810
Clematis virginiana
Linnaeus USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00866823
Hepatica americana
(de Candolle) Ker Gawler USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01020536
Ranunculus abortivus
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01020537
Ranunculus abortivus
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01020719
Ranunculus allegheniensis
Britton USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00719260
Ranunculus recurvatus
Poiret USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00552741
Thalictrum dioicum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-10
Rhamnaceae
NEBC: 00643758
Ceanothus americanus
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Rosaceae
NEBC: 00740536
Amelanchier laevis
Wiegand USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00744944
Aronia prunifolia
(Marshall) Rehder USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00706657
Crataegus macrosperma
Ashe USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00654004
Crataegus macrosperma
Ashe USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00654005
Crataegus macrosperma
Ashe USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00688608
Fragaria virginiana terrae-novae
(Rydberg) Fernald & Wiegand USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00724484
Geum canadense
Jacquin USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
GH: 00565698
Geum rivale
Linnaeus USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 126 1919-5-30
NEBC: 00565699
Geum rivale
Linnaeus USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00756315
Potentilla fruticosa
(Linnaeus) Rydberg USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00743168
Prunus pensylvanica
Linnaeus f. USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00740204
Prunus serotina
Ehrhart USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00738242
Prunus virginiana
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00651427
Rubus occidentalis
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00641529
Rubus pubescens
Rafinesque USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00659526
Spiraea latifolia
(Aiton) Borkhausen USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00710283
Spiraea tomentosa
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Rubiaceae
NEBC: 00670567
Mitchella repens
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Salicaceae
NEBC: 00653223
Salix bebbiana
Sargent USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00653228
Salix bebbiana
Sargent USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Saxifragaceae
NEBC: 01008257
Chrysosplenium americanum
Schweinitz ex Hooker USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01028090
Mitella diphylla
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00730576
Ribes cynosbati
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00771559
Ribes rubrum
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00563195
Saxifraga pensylvanica
Linnaeus USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00575143
Saxifraga virginiensis
Michaux USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 01038996
Tiarella cordifolia
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Thymelaeaceae
NEBC: 00754305
Dirca palustris
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Ulmaceae
NEBC: 00730290
Ulmus americana
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Urticaceae
NEBC: 00648162
Laportea canadensis
(Linnaeus) Weddell USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Violaceae
NEBC: 00560234
Viola blanda
Willdenow USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00560213
Viola blanda
Willdenow USA: Massachusetts Mt. Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00773276
Viola canadensis
Linnaeus USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00574032
Viola labradorica
Schrank USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00721124
Viola pubescens
Aiton USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00721126
Viola pubescens
Aiton USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00721448
Viola rostrata
Pursh USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00702906
Viola rotundifolia
Michaux USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00640787
Viola sagittata ovata
(Nuttall) Torrey & A. Gray USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
NEBC: 00649468
Viola sororia
Willdenow USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30
Woodsiaceae
NEBC: 00676341
Woodsia ilvensis
(Linnaeus) R. Brown USA: Massachusetts Mount Washington: Mount Washington C. H. Knowlton & C. Schweinfurth 1919-5-30