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DAVID PEARCE PENHALLOW
Vol 13, Page 1, Date 1911
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A new species of Scirpus from Massachusetts and New Jersey
Vol 13, Page 4, Date 1911
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THE SUBTERRANEAN ORGANS OF CINNA ARUNDINACEA
Vol 13, Page 9, Date 1911
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ERUCASTRUM POLLICHII ADVENTIVE IN AMERICA
Vol 13, Page 10, Date 1911
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Notes on Botrychium from Tennessee
Vol 13, Page 14, Date 1911
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An Important Publication on Lichens
Vol 13, Page 15, Date 1911
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A New Textbook of Botany
Vol 13, Page 16, Date 1911
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FLORA OF LOWER CAPE COD; THIRD NOTE
Vol 13, Page 17, Date 1911
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SOME BOREAL SPECIES AND VARIETIES OF ANTENNARIA AND ANAPHALIS
Vol 13, Page 23, Date 1911
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REPORTS ON THE FLORA OF THE BOSTON DISTRICT,—VIII
Vol 13, Page 27, Date 1911
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NOTES ON CONNECTICUT PLANTS
Vol 13, Page 30, Date 1911
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NOTES ON CERTAIN LEGUMINOSAE
Vol 13, Page 33, Date 1911
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Bartlett's Dioscoreae of the United States
Vol 13, Page 34, Date 1911
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A NEW ARABIS
Vol 13, Page 37, Date 1911
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THE VARIATIONS OF LATHYRUS PALUSTRIS IN EASTERN AMERICA
Vol 13, Page 47, Date 1911
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A DAY AT CONGAMOND LAKES
Vol 13, Page 53, Date 1911
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A Scirpus New to New Hampshire
Vol 13, Page 55, Date 1911
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A Correction regarding Professor Penhallow
Vol 13, Page 56, Date 1911
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SOME FLESHY FUNGI OF STOW, MASSACHUSETTS
Vol 13, Page 57, Date 1911
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THE RECENT TREATMENT OF PANICUM COMPARED WITH THAT IN GRAY'S MANUAL
Vol 13, Page 66, Date 1911
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OBSERVATIONS ON SOME PLANTS OF EASTERN CONNECTICUT
Vol 13, Page 68, Date 1911
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Cynanchum nigrum in Barnstable, Massachusetts
Vol 13, Page 70, Date 1911
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NOTES FROM MY HERBARIUM
Vol 13, Page 71, Date 1911
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REPORTS ON THE FLORA OF THE BOSTON DISTRICT,—IX
Vol 13, Page 72, Date 1911
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THE VARIETIES OF RIBES HIRTELLUM
Vol 13, Page 73, Date 1911
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Ornithological Observations on Cleistogamy
Vol 13, Page 76, Date 1911
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BOTANIZING IN CENTRAL CONNECTICUT
Vol 13, Page 77, Date 1911
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PTELEA MOLLIS VAR. CRYPTONEURA, A WAFER—ASH OF THE GEORGIA SAND—HILLS
Vol 13, Page 80, Date 1911
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REPORTS ON THE FLORA OF THE BOSTON DISTRICT,— X
Vol 13, Page 82, Date 1911
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SIMILARITY OF COLOR IN BUD AND IN LEAF
Vol 13, Page 86, Date 1911
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THE WINTER MEETING OF THE VERMONT BOTANICAL CLUB
Vol 13, Page 87, Date 1911
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SOME INTRODUCED PLANTS OF CONNECTICUT
Vol 13, Page 88, Date 1911
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Castanea pumila in eastern Massachusetts
Vol 13, Page 90, Date 1911
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Plants in Flower February 8, 1911, at Clemson College, South Carolina
Vol 13, Page 91, Date 1911
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Glyceria acutiflora in Vermont
Vol 13, Page 92, Date 1911
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THE NORTHERN VARIETY OF GAYLUSSACIA DUMOSA
Vol 13, Page 95, Date 1911
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ANOTHER STATION FOR CENTAUREA DIFFUSA
Vol 13, Page 100, Date 1911
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PTERIDOPHYTE NOTES FROM EASTERN MASSACHUSETTS
Vol 13, Page 101, Date 1911
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Helianthus subrhomboideus in New Hampshire
Vol 13, Page 103, Date 1911
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REPORTS ON THE FLORA OF THE BOSTON DISTRICT,— XI
Vol 13, Page 104, Date 1911
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Three additional Plants from Nantucket
Vol 13, Page 105, Date 1911
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Cornus canadensis, var. intermedia in eastern America
Vol 13, Page 107, Date 1911
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Contributions from the Gray Herbarium of Harvard University.—New Series, No. XL. A BOTANICAL EXPEDITION TO NEWFOUNDLAND AND SOUTHERN LABRADOR
Vol 13, Page 109, Date 1911
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EUPHORBIA ARUNDELANA, AN ALLY OF EUPHORBIA IPECACUANHAE
Vol 13, Page 163, Date 1911
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THE MISSOURI RHEXIAS
Vol 13, Page 166, Date 1911
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LYCOPODIUM FLABELLIFORME
Vol 13, Page 168, Date 1911
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A STRIKING COLOR FORM OF VIOLA PEDATA
Vol 13, Page 172, Date 1911
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TYPE OF THE GENUS PANICUM
Vol 13, Page 173, Date 1911
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NOTES FROM THE PHAENOGAMIC HERBARIUM OF THE NEW ENGLAND BOTANICAL CLUB,— II
Vol 13, Page 177, Date 1911
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New England Federation of Natural History Societies
Vol 13, Page 187, Date 1911
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TERATOLOGY IN TRILLIUM OVATUM PURSH
Vol 13, Page 189, Date 1911
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A DIMORPHISM IN TIARELLA CORDIFOLIA
Vol 13, Page 192, Date 1911
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A NEW VARIETY OF RUBUS CANADENSIS
Vol 13, Page 193, Date 1911
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POPULUS VIRGINIANA FOUGER
Vol 13, Page 195, Date 1911
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ON GYNODIOECISM IN PLANTAGO LANCEOLATA
Vol 13, Page 199, Date 1911
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The Range of the Black Birch to be restricted
Vol 13, Page 206, Date 1911
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Arrhenatherum elatius tuberosum in America
Vol 13, Page 207, Date 1911
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SYSTEMATIC STUDIES ON OENOTHERA,— I. OENOTHERA TRACYI, SP. NOV
Vol 13, Page 209, Date 1911
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LYCOPODIUM COMPLANATUM NEAR HARTLAND, VERMONT
Vol 13, Page 211, Date 1911
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Dracocephalum thymiflorum a casual Plant at Westford, Massachusetts
Vol 13, Page 212, Date 1911
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HARSHBERGER'S PHYTOGEOGRAPHIC SURVEY OF NORTH AMERICA
Vol 13, Page 213, Date 1911
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CYRUS GUERNSEY PRINGLE
Vol 13, Page 225, Date 1911
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REPORTS ON THE FLORA OF THE BOSTON DISTRICT,— XII
Vol 13, Page 232, Date 1911
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A PUBESCENT VARIETY OF VACCINIUM VACILLANS
Vol 13, Page 235, Date 1911
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A Comment on the Use of the Term Labrador in Natural History
Vol 13, Page 236, Date 1911
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An Addition to the Description of Streptopus longipes Fernald
Vol 13, Page 237, Date 1911
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NOTES ON THE GENUS CIRSIUM
Vol 13, Page 238, Date 1911
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Anthyllis Vulneraria at Cromwell, Connecticut
Vol 13, Page 240, Date 1911
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THE TYPHAE OF MARYLAND AND VIRGINIA
Vol 13, Page 241, Date 1911
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TWO LOST CARICES OF EASTERN MASSACHUSETTS
Vol 13, Page 243, Date 1911
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REPORTS ON THE FLORA OF THE BOSTON DISTRICT,— XIII. CYPERACEAE. CAREX, D TO K
Vol 13, Page 248, Date 1911
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SALIX CALCICOLA, A LITTLE KNOWN NORTHERN WILLOW
Vol 13, Page 251, Date 1911
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Stump-healing in Pinus Strobus
Vol 13, Page 253, Date 1911