Bulletin - Smithsonian Institution. (G.P.O, 1962)

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

Bulletin - Smithsonian Institution. (G.P.O, 1964)

Bulletin - Smithsonian Institution. (G.P.O, 1967)

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

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

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)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1904)

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

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1907)

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, 1910)

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

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

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1913)

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Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1861)

Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1863)

Bulletins de la Société royale de botanique de Belgique - Société royale de botanique de Belgique. (La Société, 1865)

Bulletins des séances de la Classe des Sciences / Académie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (Acad, 1863)

Bulletins of the experiment stations - Gericke, Martha L. (Martha Louise) (U.S. Dept. of Agriculture, 1924)

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

Bullettino del Laboratorio ed Orto botanico - Tassi, Flaminio, 1851 - (L. Lazzeri, 1905)

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

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1894)

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

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1898)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1900)

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

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1912)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1914)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1918)

Butterflies of Britain & Europe - Tolman, Tom (HarperCollins, 1997)

C. E. Hobbs Botanical hand-book of common local, English, botanical and pharmacopial names arranged in alphabetical order, of most of the crude vegetable drugs, etc., in common use. Especially designed as a reference book for druggists and apothecaries - Hobbs, Charles E. (Printed by C.C. Roberts, 1876)

[Calendar posters] - Missouri Botanical Garden. (Missouri Botanical Garden, 1987)

Calendrier de faune et de flore pour les environs d'Aix; ou, Premie`re apparition des principaux insectes et premie`re floraison des ve´ge´taux qui s'y trouvent - Boyer de Fonscolombe, Etienne Laurent Joseph Hippolyte, 1772 -1853 (Impr. de Mme Veuve Tavernier, 1845)

The California vegetables in garden and field a manual of practice with and without irrigation for semitropical countries - Wickson, Edward J. (Edward James), 1848 -1923 (Pacific rural press, 1917)

The California vegetables in garden and field a manual of practice, with and without irrigation, for semitropical countries - Wickson, Edward J. (Edward James), 1848 -1923 (Pacific Rural Press, 1913)

Calwers Käferbuch; einfürhrung in die kenntnis der käfer Europas - Calwer, C. G. (Carl Gustav), 1821 -1874 (E. Schweizerbart, [etc.], 1916)

The camphor scale - Cressman, A. W. (Albert Wallace), 1900 - (U.S. Dept. of Agriculture, 1935)

Canadian biodiversity - Canadian Museum of Nature (Canadian Museum of Nature, 1992)

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, 1990)

The Canadian home, farm and business cyclopaedia; a treasury of useful and entertaining knowledge ... the science and practice of farming ... also, Goodwin's practical book-keeping complete ... the Farm department (Robertson, 1884)

Canadian journal of agricultural science

The Canadian naturalist and geologist - Natural History Society of Montreal. (B. Dawson, 1861)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2017)

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

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2009)

Car. a Linné Mantissa Plantarum : Generum editionis VI et specierum editionis II, Pars I - Altera - Linné, Carl von, 1707 -1778 (Salvii, 1767)

Car. a Linné Mantissa plantarum : Generum editionis VI. et specierum editionis II - Linné, Carl von, 1707 -1778 (Impensis Direct. Laurentii Salvii, 1771)