Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1920)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1920)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1920)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1921)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1921)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1904)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1906)

American bee journal (Dadant & Sons, 1916)

American fern journal - American Fern Society. (American Fern Society, 1990)

American honey plants; together with those which are of special value to the beekeeper as sources of pollen - Pellett, Frank Chapman, 1879 -1951 (American Bee Journal, 1920)

American honey plants; together with those which are of special value to the beekeeper as sources of pollen - Pellett, Frank Chapman, 1879 -1951 (American Bee Journal, 1920)

American honey plants; together with those which are of special value to the beekeeper as sources of pollen - Pellett, Frank Chapman, 1879 -1951 (American Bee Journal, 1920)

American honey plants; together with those which are of special value to the beekeeper as sources of pollen - Pellett, Frank Chapman, 1879 -1951 (American Bee Journal, 1920)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1922)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1892)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1835)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1835)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1835)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1839)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1914)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1914)

Annals of horticulture in North America; a witness of passing events and a record of progress - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Rural publishing company, [etc.], 1892)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1901)

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Annotated list of the ferns and flowering plants of New York state - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1924)

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Annotated list of the flora of the Beltsville Agricultural Research Center, Beltsville, Maryland - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, Agricultural Research Service, 2000)

Annotated list of the flora of the Beltsville Agricultural Research Center, Beltsville, Maryland - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, Agricultural Research Service, 2000)

Annotated list of the plants growing naturally at the National Arboretum - Freeman, O. M. (Oliver Myles), 1891 - ([U.S. G.P.O.], 1953)

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Annual report - New York State Museum. (University of the State of New York, 1907)

Annual report - New York State Museum. (University of the State of New York, 1907)

Annual report - New York State Museum. (University of the State of New York, 1907)

Annual report - New York State Museum. (University of the State of New York, 1907)

Annual report - New York State Museum. (University of the State of New York, 1907)

Annual report - New York State Museum. (University of the State of New York, 1908)

Annual report - New York State Museum. (University of the State of New York, 1908)

Annual report - New York State Museum. (University of the State of New York, 1915)

Annual report - New York State Museum. (University of the State of New York, 1916)

Annual report - New York State Museum. (University of the State of New York, 1917)

Annual report - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1872)

Annual report of the Agricultural Experiment Station - Cornell University. Agricultural Experiment Station. (The University, 1892)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1953)

Annual report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1903)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1909)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1909)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1910)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1910)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1910)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1910)

Annual report of the New Jersey State Museum : including a report of the Plants of Southern New Jersey, with especial reference to the Flora of the Pine Barrens and the geographic distribution of the species - Stone, Witmer. 1866 -1939 (MacCrellish & Quigley, 1910)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1893)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1897)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1897)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1897)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1897)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1897)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1899)

Annual report of the Secretary of the Connecticut Board of Agriculture - Connecticut Agricultural Experiment Station. (The Board, 1901)

Annual report of the secretary of the State Horticultural Society of Michigan - Michigan State Horticultural Society. (The Society, 1892)

Annual report of the State Botanist of the State of New York - Peck, Charles H. (Charles Horton), 1833 -1917 (Troy Press, 1888)

Annual report of the State Botanist of the State of New York - Peck, Charles H. (Charles Horton), 1833 -1917 (Troy Press, 1888)

Annual report of the Trustees of the State Museum of Natural History ... - New York State Museum of Natural History. (The Trustees, 1887)

Annual report ... - Vermont State Horticultural Society. (The Board, 1900)

Aquatic and wetland plants of southwestern United States - Correll, Donovan Stewart, 1908 -1983 (Environmental Protection Agency; [For sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1972)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1991)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1955)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1955)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 2009)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1986)

Atala - Xerces Society. (Xerces Society, 1973)

Atlas of the rare vascular plants of Ontario - Argus, George W. (George William) (Botany Division, National Museum of Natural Sciences = Division de la botanique, Musée national des sciences naturelles, 1982)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 1998)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2000)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2001)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2001)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2001)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2003)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1908)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1929)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1973)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1980)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1980)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1986)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1986)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1986)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1986)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1996)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2000)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2000)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2006)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2006)

The Bay State handbook of general information on trees and hardy plants 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1918)

The Bay State handbook of general information on trees and hardy plants : 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1919)

The Bay State Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.H. Wyman, 1915)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1893)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1903)

Beihefte zum Botanischen Centralblatt Abteilung B Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1902)

Bemerkungen zu den "Gramineae exsiccatae" - Kneucker, Johann Andreas, 1862 -1946 (A. Kneucker], 1900)

Bemerkungen zu den "Gramineae exsiccatae" - Kneucker, Johann Andreas, 1862 -1946 (A. Kneucker], 1900)

Biochemie der pflanzen, von dr. phil et med. Friedrich Czapek - Czapek, Friedrich, 1868 -1921 (G. Fischer, 1913)

Biochemie der Pflanzen - Czapek, Friedrich, 1868 -1921 (G. Fischer, 1925)

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Biological survey of the Mount Desert Region - Blake, Charles Henry, 1901 -1981 (The Wistar Institute of Anatomy and Biology, 1938)

Biological survey of the Mount Desert Region - Blake, Charles Henry, 1901 -1981 (The Wistar Institute of Anatomy and Biology, 1946)

A biological survey of the sand dune region on the south shore of Saginaw Bay, Michigan - Michigan. Geological Survey. (Wynkoop, Hallenbeck, Crawford co., state printers, 1911)

Birds and flowers about Concord, New Hampshire - Abbott, Frances Matilda, 1857 - (Rumford printing company, 1906)

Boston journal of natural history - Boston Society of Natural History. Museum. (Boston Society of Natural History, 1834)

Botanical abstracts - Board of Control of Botanical Abstracts. (Williams & Wilkins Co, 1918)

A botanical exploration of the north shore of the gulf of St. Lawrence including an annotated list of the species of vascular plants - St. John, Harold, 1892 -1991 (F. A. Acland, printer, 1922)

Botanical gazette ([publisher not identified], 1903)

A botanical survey of the Sugar Grove region - Griggs, Robert F. (Robert Fiske), 1881 -1962 (Ohio State University, 1914)

Botany : current literature - United States. Bureau of Plant Industry. Library. (1920)

Botany field notes : with numbered entries called 'tramps' - Plitt, Charles C., 1869 -1933 (1900)

Botany field notes : with numbered entries called 'tramps' - Plitt, Charles C., 1869 -1933 (1902)

Botany field notes : with numbered entries called 'tramps' - Plitt, Charles C., 1869 -1933 (1906)

Botany field notes : with numbered entries called 'tramps' - Plitt, Charles C., 1869 -1933 (1906)

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Bulletin - New York State Museum; Science Service. (University of the State of New York, 1956)

Bulletin - New York State Museum; Science Service. (University of the State of New York, 1956)

Bulletin - Virginia Native Plant Society. (The Society, 1993)

Bulletin - Virginia Native Plant Society. (The Society, 1995)

Bulletin - Virginia Native Plant Society. (The Society, 2002)

Bulletin - Virginia Native Plant Society. (The Society, 2003)

Bulletin - Virginia Native Plant Society. (The Society, 2009)

Bulletin - New York State Museum. (University of the State of New York, State Education Dept, 2003)

Bulletin - National Museum of Canada. (National Museum of Canada, 1938)

Bulletin - National Museum of Canada. (National Museum of Canada, 1938)

Bulletin - National Museum of Canada. (National Museum of Canada, 1938)

Bulletin - National Museum of Canada. (National Museum of Canada, 1938)

Bulletin - United States National Museum (G.P.O, 1968)

Bulletin - National Museum of Canada. (National Museum of Canada, 1957)

Bulletin - National Museum of Canada. (National Museum of Canada, 1958)

Bulletin de l'Académie internationale de géographie botanique - Académie internationale de géographie botanique. (Impr. Edmond Monnoyer, 1903)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1941)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1941)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1941)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1941)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1899)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1903)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1907)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1907)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1907)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1907)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1907)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1901)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1900)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1892)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1919)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1919)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1888)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1893)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1893)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1893)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1898)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1915)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1915)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1915)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1915)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1921)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1924)

Bulletin - Ohio Biological Survey. (Ohio State University, 1913)

Bulletin : report of Agricultural Experiment Station, Agricultural and Mechanical College, Auburn, Ala - Agricultural; Mechanical College of Alabama. Agricultural Experiment Station. (The Station, 1888)

Bulletin - State Geological and Natural History Survey of Connecticut - State Geological; Natural History Survey of Connecticut. (State Geological and Natural History Survey of Connecticut, 1923)

Bulletin - State Geological and Natural History Survey of Connecticut - State Geological; Natural History Survey of Connecticut. (State Geological and Natural History Survey of Connecticut, 1923)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1902)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1902)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1902)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1895)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1927)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1932)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1970)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1970)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1973)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1979)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1981)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1987)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1989)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1990)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2003)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2007)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2008)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2009)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2011)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2011)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2011)

Card file of the flora of the Metropolitan Parks - Massachusetts. Metropolitan Park Commission. (1894)

Card file of the flora of the Metropolitan Parks - Massachusetts. Metropolitan Park Commission. (1894)

Card file of the flora of the Metropolitan Parks - Massachusetts. Metropolitan Park Commission. (1894)

Card file of the flora of the Metropolitan Parks - Massachusetts. Metropolitan Park Commission. (1894)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1940)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of Ohio vascular plants : arranged according to the phyletic classification : with notes on the geographical distribution in the state, based mainly on specimens in the State Herbarium, Botanical Laboratory, the Ohio State University - Schaffner, John H. (John Henry), 1866 -1939 (Ohio State University, 1914)

Catalog of Ohio vascular plants, arranged according to the phyletic classification; with notes on the geographical distribution in the state, based mainly on specimens in the State Herbarium, Botanical Laboratory, the Ohio State University - Schaffner, John H. (John Henry), 1866 -1939 (The Ohio State University, 1914)

Catalogue of Canadian plants ... - Kindberg, N. C. (Nils Conrad), 1832 -1910 (1883)

A catalogue of plants growing without cultivation in the County of Nantucket, Mass - Owen, Maria L. (Maria Louisa), 1825 -1913 (Gazette Printing Co, 1888)

Catalogue of plants which have been found growing without cultivation in the park and its outlying territories collected, mounted and catalogued for the plant herbarium in the superintendent's office at Niagara Falls, Ontario - Cameron, Roderick. (s.n, 1896)

Catalogue of plants which have been found growing without cultivation in the park and its outlying territories collected, mounted and catalogued for the plant herbarium in the superintendent's office at Niagara Falls, Ontario - Cameron, Roderick. (s.n, 1896)