Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1980)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1986)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1994)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1996)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2000)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2002)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2009)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1895)

Beihefte zum Botanischen Centralblatt Abteilung B Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1895)

Beihefte zum botanischen Centralblatt Erste Abteilung Anatomie, Histologie, Morphologie und Physiologie der Pflanzen (Verlag von G. Thiem, 1914)

Beihefte zum Botanischen Centralblatt (1914)

The Bell System technical journal - American Telephone; Telegraph Company. (American Telephone and Telegraph Co, 1946)

The Bell System technical journal - American Telephone; Telegraph Company. (American Telephone and Telegraph Co, 1953)

Benjamin Smith Barton : naturalist and physician in Jeffersonian America - Ewan, Nesta. (Missouri Botanical Garden Press, 2007)

Bibliography of forest disease research in the Department of Agriculture - Moore, Agnes Ellis, 1912 - (U.S. Dept. of Agriculture, 1957)

Bibliography of Illinois vegetation - Illinois. Natural History Survey Division (State of Illinois, Dept. of Energy and Natural Resources, Natural History Survey Division, 1984)

Bibliography of the Northeastern and Allegheny forest experiment stations, 1923-1949 - Northeastern Forest Experiment Station (Radnor, Pa.) (Northeastern Forest Experiment Station, 1950)

A bibliography on forest genetics and forest tree improvement, 1955 - Wright, J. W. (Northeastern Forest Experiment Station, 1957)

Biltmore lectures on sylviculture - Schenck, Carl Alwin, 1868 -1955 (Brandow Printing Co., State Legislative printers, 1905)

Biltmore lectures on sylviculture - Oberholser, Harry C. (Harry Church), 1870 -1963 (Brandow Printing Co, 1907)

Binomial and trinomial index to The auk, 1884-1940, also including the Nuttall bulletin, 1876-1883, and the A.O.U. check-list of North American birds (all seven editions) - Pollock, Andrew W. ([Andrew W. Pollock III], 2015)

Biological control of arthropod pests of the northeastern and north central forests in the United States : a review and recommendations - Van Driesche, Roy (USDA, Forest Service, Forest Health Technology Enterprise Team, 1996)

Biological notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1975)

A biological study of Polypodium polypodioides (resurrection fern) as an air plant in Mississippi - Pessin, Louis Jerome, 1894 - (1923)

A biological survey of Alabama. I. Physiography and life zones. II. The mammals - Howell, Arthur H. (Arthur Holmes), 1872 -1940 (Government Printing Office, 1921)

Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and economic importance - Merriam, C. Hart (Clinton Hart), 1855 -1942 (G.P.O, 1905)

Biology and control of the pine needle-sheath miner, Zelleria haimbachi Busck (Lepidoptera; Hyponomeutidae) - Pacific Southwest Forest; Range Experiment Station (Berkeley, Calif.) (Pacific Southwest Forest and Range Experiment Station, 1959)

Biology of rust resistance in forest trees : proceedings of a NATO-IUFRO advanced study institute, August 17-24, 1969 - United States. Forest Service. (Forest Service, 1972)

Biosphere Reserves, Compilation 4, October 1986: programme on man and the biosphere (MAB) (1986)

Biosphere Reserves, Compilation 5, October 1990: programme on man and the biosphere (MAB) (1990)

The bird life of Texas - Fuertes, Louis Agassiz, 1874 -1927 (University of Texas Press, 1974)

Birds of Maryland and the District of Columbia - Robbins, Chandler S. (U.S. Dept. of the Interior, Fish and Wildlife Service, 1958)

Bollettino della Società dei naturalisti in Napoli - Società dei naturalisti in Napoli. (Giannini [etc.], 1977)

Bollettino / Museo Regionale di Scienze Naturali - Museo regionale di scienze naturali (Turin, Italy). (2002)

The book of forestry - Moon, Frederick Franklin, 1880 -1929 (D. Appleton and Company, 1920)

Botanical abstracts - Board of Control of Botanical Abstracts. (Williams & Wilkins Co, 1920)

Botanical gazette ([publisher not identified], 1902)

Botanical gazette ([publisher not identified], 1909)

Botanical publications of E.D. Merrill - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (1899)

Botanikai közlemények - Magyar Természettudományi Társulat. Növénytani Szakosztály. (Kir. Magy. Termszettudomnyi Trsulat, 1912)

Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart, 1907)

Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart, 1911)

Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart, 1923)

Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart [etc.], 1883)

Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart [etc.], 1912)

Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart [etc.], 1923)

Botanische Zeitung - Mohl, Hugo von, 1805 -1872 (A. Förstner, 1846)

Botanische Zeitung - Mohl, Hugo von, 1805 -1872 (A. Förstner, 1905)

Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebr. Borntraeger, 1874)

Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebr. Borntraeger, 1882)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1897)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1898)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1899)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1905)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1906)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1910)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1911)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1915)

Botany; containing a catalogue of the indigenous and naturalized plants of the state - North Carolina. State Geologist. (Printed at N. C. Institution for the deaf and dumb and blind, 1867)

Botany : current literature - United States. Bureau of Plant Industry. Library. (1923)

Botany of to-day, a popular account of recent notable discoveries - Elliot, G. F. Scott (George Francis Scott), 1862 -1934 (Seeley, 1911)

Botany of to-day, a popular account of recent notable discoveries - Elliot, G. F. Scott (George Francis Scott), 1862 -1934 (Lippincott, 1909)

Botany of to-day, a popular account of recent notable discoveries - Elliot, G. F. Scott (George Francis Scott), 1862 -1934 (Seeley and Co, 1910)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1980)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1981)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1985)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1987)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1990)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1991)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1994)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1893)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1894)

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

Bulletin - Pennsylvania. Department of Forest; Waters. (The Department, 1902)

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

Bulletin - Virginia Native Plant Society. (The Society, 1996)

Bulletin - Virginia Native Plant Society. (The Society, 1998)

Bulletin - Virginia Native Plant Society. (The Society, 2000)

Bulletin - Virginia Native Plant Society. (The Society, 2002)

Bulletin - Virginia Native Plant Society. (The Society, 2011)

Bulletin - Virginia Native Plant Society. (The Society, 2013)

Bulletin - United States National Museum (G.P.O, 1923)

Bulletin - United States National Museum (G.P.O, 1937)

Bulletin - United States National Museum (G.P.O, 1939)

Bulletin - United States National Museum (G.P.O, 1940)

Bulletin - United States National Museum (G.P.O, 1956)

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

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

Bulletin de la Société d'écologie - Société Française D'Écologie (Société d'écologie, 1970)

Bulletin de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (La Société, 1981)

Bulletin - United States. Division of Forestry. (G.P.O, 1887)

Bulletin of the American Iris Society - American Iris Society. (American Iris Society, 1935)

Bulletin of the Biological Society of Washington - Biological Society of Washington (The Society, 1918)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the Charleston Museum - Rea, Paul Marshall, 1878 - (the Museum], 1910)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1872)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 1973)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 1974)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 1984)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 1985)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 1988)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 2013)

Bulletin of the Natural History Society of Maryland - Natural History Society of Maryland (The Society, 1941)

Bulletin of the Natural History Society of Maryland - Natural History Society of Maryland (The Society, 1940)

Bulletin of the Nuttall Ornithological Club - Baird, Spencer Fullerton, 1823 -1887 (The Club, 1882)

Bulletin - Southern California Academy of Sciences. (The Academy, 1979)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2009)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2010)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2011)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2013)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2015)

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, 1918)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1914)

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 of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1922)

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

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

Bulletins on forest pathology : from Bulletin U.S.D.A., Washington, D.C., 1913-1925] - United States. Department of Agriculture. (U.S. Dept. of Agriculture, 1913)

The butterflies of the eastern United States and Canada : with special reference to New England - Riley, Charles V. (Charles Valentine), 1843 -1895 (The author, 1889)