Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1915)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1921)

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

Bulletin - Southern California Academy of Sciences. (The Academy, 1992)

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

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1906)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1908)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1913)

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, 1919)

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

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1879)

Bulletin of the Wisconsin Natural History Society - Wisconsin Natural History Society. (The Society, 1910)

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

Bulletin - Smithsonian Institution. (G.P.O, 1929)

Bulletin - Smithsonian Institution. (G.P.O, 1932)

Bulletin - Smithsonian Institution. (G.P.O, 1946)

Bulletin - Smithsonian Institution. (G.P.O, 1951)

Bulletin - Smithsonian Institution. (G.P.O, 1963)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1906)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1907)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1913)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1897)

Bulletins - Minnesota Academy of Sciences, Minneapolis

Bulletins des travaux de la Société Murithienne ... - Favre, Émile, 1843 -1905 (Impr. Dulex-Ansermoz, 1867)

Butterfly counts - Opler, Paul A. (The Society, 1982)

Butterfly counts - Opler, Paul A. (The Society, 1984)

Calendarium florae for the vicinity of New York - Torrey, John, 1796 -1873 (1818)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1918)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1922)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1921)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1923)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1939)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1941)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1943)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1944)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1945)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1947)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1951)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1972)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1975)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1976)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1977)

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, 1985)

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, 1990)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1993)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1995)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1996)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1997)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1999)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2004)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2005)

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, 2010)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2013)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2018)

Canadian horticultural history : an interdisciplinary journal = Histoire de l'horticulture au Canada : revue interdisciplinaire - Centre for Canadian Historical Horticultural Studies. (Centre for Canadian Historical Horticultural Studies, Royal Botanical Gardens, 1988)

The Canadian journal ; a repertory of industry, science, and art ; and a record of the proceedings of the Canadian Institute - Glenny, George, 1793 -1874 (Published by H. Scobie for the Council of the Canadian Institute, 1855)

The Canadian naturalist and geologist - Natural History Society of Montreal. (B. Dawson, 1859)

Carl von Linnés ungdomsskrifter - Linné, Carl von, 1707 -1778 (P.A. Norstedt & söners, 1888)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1920)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1921)

Caroli a Linné ... Systema vegetabilium :secundum classes, ordines, genera, species. Cum characteribus, differentiis et synonymiis - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (Sumtibus J.G. Cottae, 1820)

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)

Catalogo dei semi raccolti nell' anno ... - Orto botanico di Roma. (Orto botanico della R. Università di Roma, 1874)

A catalogue of American seeds - M'Mahon, Bernard, 1775? -1816 (Printed by William Duane, 1804)

Catalogue of Canadian plants in the Holmes' Herbarium, in the cabinet of the University of McGill College - Barnston, James. ([s.n.], 1859)

Catalogue of green-house plants, hardy trees, evergreen shrubs, flowering shrubs, bulbous rooted, and herbaceous plants : arranged by their botanic and English names ... with a collection of the most esteemed varieties of fruit trees, and a catalogue of garden seeds - Landreth, David. (Printed for D. & C. Landreth, 1811)

Catalogue of plants found in the County of Oneida - Knieskern, Peter D., 1798 -1871 (s.n.], 1842)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1867)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1872)

Catalogue of the flora of Missouri - Missouri Botanical Garden. (Missouri Botanical Garden, 1990)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Harger, Edgar Burton, 1867 - (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History SUrvey, 1910)

Catalogue of the library of the Linnean Society of London - Linnean Society of London. Library. (The Society's Apartments, Burlington House [etc.], 1896)