The botany of crop plants; a text and reference book - Robbins, Wilfred William, 1884 -1952 (P. Blakiston, 1917)

Botany of the living plant - Bower, F. O. (Frederick Orpen), 1855 -1948 (Macmillan, 1919)

Botany of the living plant - Bower, F. O. (Frederick Orpen), 1855 -1948 (Macmillan and co., limited, 1919)

Botany of the living plant - Bower, F. O. (Frederick Orpen), 1855 -1948 (Macmillan and Co., ltd, 1947)

Bothalia - South Africa. Dept. of Agriculture. (Botanical Research Institute, Dept. of Agricultural Technical Services, 1940)

The Bradley bibliography; a guide to the literature of the woody plants of the world published before the beginning of the twentieth century - Sargent, Charles Sprague, 1841 -1927 (Riverside Press, 1911)

Brasil 1979, Amazonia #1 - Calderón, Cleofé E. (Cleofé Elsa), 1929 -2007 (1979)

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British journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 1994)

British journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 2010)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1925)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1926)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1928)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1931)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1933)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1936)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1937)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1939)

Brooklyn Botanic Garden record - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1941)

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

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1971)

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

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1975)

Bulletin - New York State Museum; Science Service. (University of the State of New York, 1957)

Bulletin - Philippines. Bureau of Forestry. (Bureau of printing, 1919)

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

Bulletin - Pennsylvania. Department of Forestry. (The Department, 1901)

Bulletin - Philippines. Bureau of Forestry. (Bureau of printing, 1920)

Bulletin - Virginia Native Plant Society. (The Society, 2012)

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 - United States National Museum (G.P.O, 1965)

Bulletin - United States National Museum (G.P.O, 1973)

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

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

Bulletin de la Société neuchâteloise des sciences naturelles - Société neuchâteloise des sciences naturelles. (Impr. wolfrath, 1923)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1912)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1921)

Bulletin de la Société entomologique d'Égypte - Jamiyat al-Hasharat al-Misriyah. (Société entomologique d'Égypte, 1926)

Bulletin de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (La Société, 1991)

Bulletin de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (La Société, 1997)

Bulletin de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (La Société, 2003)

Bulletin de la Société royale de botanique de Belgique - Société royale de botanique de Belgique. (La Société, 1912)

Bulletin du Jardin botanique de l'état, Bruxelles. Bulletin van de Rijksplantentuin, Brussel - Jardin botanique de l'Etat (Belgium) (Jardin botanique de l'état, 1920)

Bulletin du Muséum National d'Histoire Naturelle Supplément - Muséum national d'histoire naturelle (France) (Le Muséum, 1973)

Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie - Muséum national d'histoire naturelle (France) (Muséum National d'Histoire Naturelle, 1985)

Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie - Muséum national d'histoire naturelle (France) (Muséum National d'Histoire Naturelle, 1986)

Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie - Muséum national d'histoire naturelle (France) (Muséum National d'Histoire Naturelle, 1987)

Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie - Muséum national d'histoire naturelle (France) (Muséum National d'Histoire Naturelle, 1989)

Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie - Muséum national d'histoire naturelle (France) (Muséum National d'Histoire Naturelle, 1990)

Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie - Muséum national d'histoire naturelle (France) (Muséum National d'Histoire Naturelle, 1992)

Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie - Muséum national d'histoire naturelle (France) (Muséum National d'Histoire Naturelle, 1995)

Bulletin from the laboratories of natural history of the State University of Iowa - University of Iowa. (The University, 1925)

Bulletin, Gulf Biologic Station - Gulf Biologic Station (La.) (Louisiana State Board of Agriculture and Immigration, 1904)

Bulletin, Gulf Biologic Station - Gulf Biologic Station (La.) (Louisiana State Board of Agriculture and Immigration, 1907)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1953)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1983)

Bulletin international de l'Académie des sciences de Cracovie, Classe des sciences mathématiques et naturelles. Anzeiger der Akademie der Wissenschaften in Krakau. Reihe B, Biologische Wissenschaften. Srie B, Sciences naturelles - Akademja Umiejętności w Krakowie. Wydział Matematyczno-Przyrodniczy (Impr. de l'Universit, 1912)

Bulletin international. Resumés des travaux présentés. Classe des sciences mathématiques, naturelles et de la médecine - Ceská akademie ved a umení. (Académie des sciences, 1911)

Bulletin / Maine Agricultural Experiment Station - Maine Agricultural Experiment Station. (Maine Agricultural Experiment Station, 1918)

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

Bulletin of Carnegie Museum of Natural History - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1981)

Bulletin of foreign plant introductions - United States. Office of Foreign Seed; Plant Introduction. (s.n, 1908)

Bulletin of foreign plant introductions - United States. Office of Foreign Seed; Plant Introduction. (s.n, 1910)

Bulletin of foreign plant introductions - United States. Office of Foreign Seed; Plant Introduction. (s.n, 1911)

Bulletin of foreign plant introductions - United States. Office of Foreign Seed; Plant Introduction. (s.n, 1912)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1917)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1918)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1921)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1923)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1988)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1965)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1984)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1957)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1956)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1960)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1959)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1961)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1962)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1987)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1990)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1994)

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)