Harvard University Herbaria & Libraries

Alismataceae
NEBC: 01080568 Sagittaria graminea Michaux USA: Maine Mount Vernon: Mount Vernon C. H. Knowlton 1901-8-9
Amaranthaceae
NEBC: 00660958 Amaranthus Linnaeus USA: Massachusetts Billerica: S. [South] Billerica C. H. Knowlton 1901-9-28
Asteraceae
NEBC: 01037837 Bidens laevis (Linnaeus) Britton, Stearn & Poggenburg USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-19
NEBC: 00531049 Centaurea nigra Linnaeus USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-2
NEBC: 01067157 Cirsium pumilum (Nuttall) Sprengel USA: Maine Farmington: Farmington C. H. Knowlton 1901
NEBC: 00587317 Cirsium vulgare (Savi) Tenore USA: Maine Farmington: Farmington C. H. Knowlton 1901
NEBC: 01015004 Eurybia radula (Aiton) G. L. Nesom USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-2
NEBC: 01017060 Helianthus strumosus Linnaeus USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-2
NEBC: 01017505 Petasites frigidus palmatus (Aiton) Cronquist USA: Maine Farmington: Farmington C. H. Knowlton 1901-8-18
NEBC: 01064215 Solidago puberula Nuttall USA: Maine Mount Bigelow C. H. Knowlton 1901-7-17
Caprifoliaceae
GH: 00687882 Viburnum lantanoides Michaux USA: Connecticut Winchester: Winchester C. H. Knowlton 1901-6-25
Caryophyllaceae
NEBC: 00606503 Lychnis flos-cuculi Linnaeus USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-6
Chenopodiaceae
GH: 00561523 Chenopodium album Linnaeus USA: New Hampshire Hampton Beach C. H. Knowlton 1901-10-5
Cistaceae
NEBC: 00737684 Hudsonia tomentosa Nuttall USA: New Hampshire Hampton: Hampton C. H. Knowlton 1901-10-5
NEBC: 00573622 Lechea intermedia Leggett ex Britton USA: Maine Chesterville: Chesterville C. H. Knowlton 1901-8-10
NEBC: 00569218 Lechea intermedia juniperina (E. P. Bicknell) B. L. Robinson USA: Maine Chesterville: Chesterville C. H. Knowlton 1901-8-10
NEBC: 00569220 Lechea intermedia juniperina (E. P. Bicknell) B. L. Robinson USA: Maine Strong: Strong C. H. Knowlton 1901-8-13
Cyperaceae
NEBC: 00219054 Carex canescens Linnaeus USA: Maine Mount Bigelow C. H. Knowlton 1901-7-18
NEBC: 01060527 Carex tuckermanii Dewey USA: Maine Vienna: Vienna C. H. Knowlton 1901-8-9
NEBC: 01043650 Cyperus dentatus Torrey USA: Massachusetts Bedford: Bedford, Concord River C. H. Knowlton 1901-9-28
NEBC: 01047154 Cyperus strigosus Linnaeus USA: Maine Chesterville: Chesterville C. H. Knowlton 1901
Dennstaedtiaceae
NEBC: 00677937 Dennstaedtia punctilobula (Michaux) T. Moore USA: Maine Farmington: Farmington C. H. Knowlton 1901-8-2
Equisetaceae
GH: 00694844 Equisetum scirpoides Michaux USA: Maine Mount Vernon: Mount Vernon C. H. Knowlton 1901-8-9
NEBC: 00694877 Equisetum scirpoides Michaux USA: Maine Mount Vernon: Mount Vernon C. H. Knowlton 415 1901-8-9
Ericaceae
NEBC: 00448985 Gaylussacia baccata (Wangenheim) K. Koch USA: Maine Farmington: Farmington C. H. Knowlton 1901
Eriocaulaceae
NEBC: 00853159 Eriocaulon aquaticum (Hill) Druce USA: Maine Vienna: Vienna C. H. Knowlton 1901-8-9
Euphorbiaceae
NEBC: 01069445 Acalypha virginica Linnaeus USA: Massachusetts Billerica: Billerica C. H. Knowlton 1901-9-2
GH: 00712759 Chamaesyce polygonifolia (Linnaeus) Small USA: New Hampshire Hampton: Hampton C. H. Knowlton 1901-10-5
NEBC: 00712760 Chamaesyce polygonifolia (Linnaeus) Small USA: New Hampshire C. H. Knowlton 1901-10-5
NEBC: 00580149 Euphorbia esula Linnaeus USA: Massachusetts Amesbury Town C. H. Knowlton 1901-10-6
Fabaceae
NEBC: 00747941 Desmodium canadense (Linnaeus) de Candolle USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-7
NEBC: 00711154 Desmodium marilandicum (Linnaeus) de Candolle USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-7
NEBC: 00711227 Desmodium obtusum (Muhlenberg ex Willdenow) de Candolle USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-7
NEBC: 00639113 Desmodium perplexum B. G. Schubert USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-7
NEBC: 00534744 Robinia viscosa Ventenat USA: Maine Farmington: Farmington C. H. Knowlton 1901-8-8
Gentianaceae
NEBC: 00717448 Bartonia virginica (Linnaeus) Britton, Stearn & Poggenburg USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-7
Geraniaceae
NEBC: 01068430 Geranium robertianum Linnaeus USA: Maine Strong: Strong C. H. Knowlton 1901-8-18
Hypericaceae
NEBC: 00774028 Hypericum boreale (Britton) E. P. Bicknell USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-2
NEBC: 00774172 Hypericum canadense Linnaeus USA: Maine Chesterville: Chesterville C. H. Knowlton 1901-8-9
NEBC: 00629282 Triadenum virginicum (Linnaeus) Rafinesque USA: Maine East Livermore C. H. Knowlton 1901-8-8
Liliaceae
NEBC: 00868193 Maianthemum racemosum (Linnaeus) Link USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-7
Marsileaceae
GH: 00579739 Marsilea quadrifolia Linnaeus USA: Massachusetts Billerica: Billerica, Concord R. [River] C. H. Knowlton 1901-9-28
Melastomataceae
NEBC: 01069598 Rhexia virginica Linnaeus USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-2
Nymphaeaceae
NEBC: 01014298 Nymphaea odorata Aiton USA: Maine Chesterville: Chesterville C. H. Knowlton 1901-8-10
Oleaceae
NEBC: 01076837 Fraxinus pennsylvanica Marshall USA: Massachusetts Chelmsford: Shore of Merrimac River, Chelmsf... C. H. Knowlton 1901-5-25
Orchidaceae
NEBC: 01008567 Spiranthes romanzoffiana Chamisso USA: Maine Mount Vernon: Mount Vernon C. H. Knowlton 1901-8-9
Orobanchaceae
NEBC: 00733368 Castilleja coccinea (Linnaeus) Sprengel USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-5-30
Papaveraceae
NEBC: 00669846 Corydalis sempervirens (Linnaeus) Persoon USA: Maine Mount Bigelow C. H. Knowlton 1901-7-17
Plantaginaceae
NEBC: 00745294 Gratiola neglecta Torrey USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901
Poaceae
NEBC: 00868026 Bromus ciliatus Linnaeus USA: Maine Chesterville: Chesterville C. H. Knowlton 1901-8-8
NEBC: 00613172 Bromus secalinus Linnaeus USA: Maine Farmington: Farmington C. H. Knowlton 1901
NEBC: 00705682 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Maine East Livermore C. H. Knowlton 1901-8-8
NEBC: 00764419 Dichanthelium boreale (Nash) Freckmann USA: Maine Fayette: Fayette C. H. Knowlton 1901-8-8
NEBC: 00684288 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-2
NEBC: 00879481 Sporobolus vaginiflorus (Torrey) Alph. Wood USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9
Polygalaceae
NEBC: 00711912 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Billerica: Billerica C. H. Knowlton 1901-9-2
NEBC: 00572420 Polygala paucifolia Willdenow USA: Massachusetts Westford: Westford C. H. Knowlton 1901-5-18
Polygonaceae
NEBC: 00686381 Polygonum amphibium Linnaeus USA: Maine Vienna: Vienna C. H. Knowlton 1901-8-9
NEBC: 00736993 Rumex pallidus Bigelow USA: New Hampshire Hampton: Hampton C. H. Knowlton 1901-10-5
Ranunculaceae
NEBC: 00517461 Ranunculus fascicularis Muhlenberg ex Bigelow USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-5
Rosaceae
NEBC: 00744614 Aronia prunifolia (Marshall) Rehder USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-7
GH: 00673847 Prunus maritima Marshall USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-5
Selaginellaceae
GH: 00738015 Selaginella rupestris (Linnaeus) Spring USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901-9-28
Verbenaceae
NEBC: 00668809 Verbena urticifolia Linnaeus USA: Massachusetts Chelmsford: Chelmsford C. H. Knowlton 1901
Violaceae
NEBC: 00760171 Viola adunca Smith USA: Maine Chesterville: Chesterville C. H. Knowlton 1901-8-10
NEBC: 00560722 Viola labradorica Schrank USA: Maine Mt. Vernon C. H. Knowlton 1901-8-9
NEBC: 00767017 Viola pedata Linnaeus USA: Massachusetts Westford: Westford C. H. Knowlton 1901-5-13