Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1991)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1984)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2004)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1883)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1881)

Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1910)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1981)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1982)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1984)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1988)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1989)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1993)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2002)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2011)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1993)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1994)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1995)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1996)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1997)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1998)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1999)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 2000)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 2001)

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 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, 1905)

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 Philosophical Society of Washington - Smithsonian Institution (Published by the co-operation of the Smithsonian Institution, 1881)

The Bulletin of the Pictou Academy Scientific Association - Pictou Academy Scientific Association. (Pictou Academy, 1906)

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], 1885)

Bulletin - Southern California Academy of Sciences. (The Academy, 2008)

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, 1895)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1896)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1897)

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, 1900)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1901)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1902)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1903)

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

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1905)

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, 1907)

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, 1910)

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, 1916)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1917)

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

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1920)

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

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

Bulletins of American paleontology - Columbia University. College of Pharmacy. (Paleontological Research Institution [etc.], 1973)

Bullettino bibliografico della botanica italiana - Traverso, G. B. (Giovanni Battista), 1878 -1955 (Societ botanica italiana, 1904)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1893)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1896)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1901)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1907)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1922)

Butterfly-hunting in many lands : notes of a field naturalist - Poulton, Edward Bagnall, Sir, 1856 -1943 (Longmans, Green, and co, 1912)

Calcutta journal of natural history, and miscellany of the arts and sciences in India - McClelland, John 1805 -1883 (Bishop's College Press, 1848)

[Calendar posters] - Missouri Botanical Garden. (Missouri Botanical Garden, 1997)

California art & nature (1902)

The California Desert Conservation Area Plan, 1980 - United States. Army. Corps of Topographical Engineers (The Bureau, 1980)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1959)

Canada's missing dimension : science and history in the Canadian Arctic Islands - Harington, C. R. (Charles Richard), 1933 - (Canadian Museum of Nature, 1990)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1920)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1935)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1940)

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, 1947)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1949)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1950)

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, 1954)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1957)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1960)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1961)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1963)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1965)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1966)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1968)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1969)

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, 1978)

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, 1985)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1986)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1991)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1992)

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, 1994)

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, 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, 2000)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2001)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2002)

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, 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, 2009)