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

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 Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1905)

Bulletin - Southern California Academy of Sciences. (The Academy, 1984)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1932)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1935)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1937)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1953)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1959)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1962)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1964)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1967)

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

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, 1887)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1892)

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, 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, 1900)

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, 1918)

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

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 U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1915)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1917)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1993)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1995)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1997)

Bulletin - Smithsonian Institution. (G.P.O, 1904)

Bulletin - Smithsonian Institution. (G.P.O, 1907)

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

Bulletin - Smithsonian Institution. (G.P.O, 1931)

Bulletin - Smithsonian Institution. (G.P.O, 1940)

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

Bulletin - United States. Division of Agrostology. (The Division, 1895)

Bulletin - United States. Division of Agrostology. (The Division, 1897)

Bulletin - United States. Division of Agrostology. (The Division, 1900)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1911)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1909)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1910)

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

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

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1908)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1909)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1912)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1895)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1896)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1899)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1900)

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

The Buprestidae of North America, exclusive of Mexico, a catalogue including synonomy, bibliography, distribution, type locality and hosts of each species - Chamberlin, W. J. (Willard Joseph), 1890 -1971 (1926)

The Buprestidae of north central Mexico (Coleoptera) - Cazier, Mont A. (American Museum of Natural History, 1951)

The butterflies of North America. Second series - Edwards, William H. (William Henry), 1822 -1909 (Houghton, Mifflin, 1884)

The butterflies of North America - Edwards, William H. (William Henry), 1822 -1909 (Houghton, Mifflin, 1884)

The butterflies of North America; second series - Edwards, William H. (William Henry), 1822 -1909 (Houghton, Mifflin, 1884)

California art & nature (1902)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1962)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1892)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1894)

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

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1920)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2014)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

The Caribbean forester - Burke, Lauretta Marie (Tropical Forest Experiment Station, United States Forest Service, 1939)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1908)

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)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1928)

Cartilla forestal dedicada a los agricultores del pais, por Federico Albert - Chile. Ministerio de Industria y Obras Públicas. Sección de Ensayos Zoológicos y Botánicos. (Imprenta Barcelona, 1905)

Catálogo de las plantas vasculares de la República Argentina - Morrone, Osvaldo (Missouri Botanical Garden, 1999)

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

Catálogo alfabético de nombres vulgares y científicos de plantas que existen en México - Altamirano, Fernando (Secretaría de Agricultura y Fomento, 1923)

Catálogo de plantas mexicanas : fanerógamas - Museo Nacional (Mexico) (Imprenta del Museo Nacional, 1897)

Catalogo dei semi raccolti nell' anno ... - Orto botanico di Roma. (Orto botanico della R. Università di Roma, 1904)

Catalogue of mammals collected by E. Heller in Southern California - Elliot, Daniel Giraud, 1835 -1915 (1904)

Catalogue of the books, manuscripts, maps and drawings in the British museum (Natural history) .... - Woodward, Bernard Barham, 1853 -1930 (Printed by order of the Trustees, 1922)

A catalogue of the Coccidæ of the world - Fernald, Maria E. Mrs., (Elizabeth Smith), 1839 -1919 (Carpenter & Morehouse, 1903)

Catalogue of the flowering plants and gymnosperms of Peru = Catálogo de las angiospermas y gimnospermas del Perú - Brako, Lois, 1950 - (Missouri Botanical Garden, 1993)

A catalogue of the forest trees of North America - Sargent, Charles Sprague, 1841 -1927 (G.P.O, 1880)

Catalogue of the Hemiptera (Heteroptera) with biological and anatomical references, lists of foodplants and parasites, etc. prefaced by a discussion on nomenclature, and an analytical table of families - Kirkaldy, George Willis, 1873 -1910 (F. L. Dames, 1909)

Catalogue of the vascular plants of Ecuador = Catálogo de las plantas vasculares del Ecuador - González, Amada Pedroni. (Missouri Botanical Garden Press, 1999)