Brigham Young University science bulletin Biological series - Brigham Young University. (Brigham Young University, 1970)

Brigham Young University science bulletin Biological series - Brigham Young University. (Brigham Young University, 1972)

Brigham Young University science bulletin Biological series - Brigham Young University. (Brigham Young University, 1973)

The broad-sclerophyll vegetation of California; an ecological study of the chaparral and its related communities - Cooper, William Skinner, 1884 -1978 (Cornegie Institution of Washington, 1922)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1895)

Budd's flora of the Canadian Prairie Provinces (Research Branch, Agriculture Canada, 1987)

Bull Mountains coal field study : final report - Montana. Department of Fish; Game (s.n.], 1978)

Bull Mountains coal field study : progress report, 1973 : research conducted by Montana Department of Fish and Game, Environment and Information Division and Consolidation Coal Company - Consolidation Coal Company. (s.n.], 1973)

Bull Mountains coal field study : progress report, 1974 - Consolidation Coal Company. (s.n.], 1974)

Bulletin - United States. Office of Experiment Stations. (Govt. Print. Off, 1913)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1892)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1905)

Bulletin - New York State Museum; Science Service. (University of the State of New York, 1964)

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

Bulletin - United States National Museum (G.P.O, 1920)

Bulletin - United States National Museum (G.P.O, 1932)

Bulletin - United States National Museum (G.P.O, 1948)

Bulletin - United States National Museum (G.P.O, 1949)

Bulletin - United States National Museum (G.P.O, 1950)

Bulletin - United States National Museum (G.P.O, 1958)

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

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1887)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1917)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1895)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1905)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1911)

Bulletin de la Société dendrologique de France - Société dendrologique de France. (Socit dendrologique de France, 1906)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1913)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1914)

Bulletin of Carnegie Museum of Natural History - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1996)

Bulletin of miscellaneous information. Additional Series - Royal Botanic Gardens, Kew. (Royal Botanic Gardens], 1900)

Bulletin of popular information - Arnold Arboretum, Harvard University - Arnold Arboretum. (Arnold Arboretum, 1938)

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1913)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1930)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1946)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1947)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1954)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 1990)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1996)

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, 1987)

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, 1991)

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, 1999)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2019)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2020)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2022)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1908)

Bulletin - Southern California Academy of Sciences. (The Academy, 1972)

Bulletin - Southern California Academy of Sciences. (The Academy, 1974)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1923)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1940)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1939)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1945)

Bulletin - Southern California Academy of Sciences. (The Academy, 1990)

Bulletin - Southern California Academy of Sciences. (The Academy, 2007)

Bulletin - Southern California Academy of Sciences. (The Academy, 2014)

Bulletin - Southern California Academy of Sciences. (The Academy, 2016)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1882)

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, 1903)

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, 1920)

Bulletin of the United States Fish Commission - United States Fish Commission. (The Commission, Govt. Print. Off, 1896)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1876)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1877)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1881)

Bulletin of the United States Geological Survey - Geological Survey (U.S.) (G.P.O, 1902)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1946)

Bulletin - Smithsonian Institution. (G.P.O, 1913)

Bulletin - Smithsonian Institution. (G.P.O, 1916)

Bulletin - Smithsonian Institution. (G.P.O, 1925)

Bulletin - Smithsonian Institution. (G.P.O, 1938)

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

Bulletin - Smithsonian Institution. (G.P.O, 1961)

Bulletin - United States. Division of Agrostology. (The Division, 1898)

Bulletin Biological series - University of Montana (Missoula) (University of Montana, 1901)

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

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1903)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1905)