The wild alfalfas and clovers of Siberia, with a perspective view of the alfalfas of the world - Hansen, N. E. (Niels Ebbesen), 1866 -1950 (Govt. print. off, 1909)

Wild Flowers at Home : first Series - Todd, Cameron (1906)

Wild flowers every child should know - Stack, Frederic William, 1871 - (Grosset & Dunlap, 1909)

The wild flowers of California : their names, haunts, and habits - Buck, Margaret Warriner, 1857 -1929 (H.S. Crocker, 1918)

The wild flowers of California : their names, haunts, and habits / by Mary Elizabeth Parsons ; illustrations by Margaret Warriner Buck - Parsons, Mary Elizabeth (Cunningham, Curtiss & Welch, 1907)

The wild flowers of California; their names, haunts, and habits; by Mary Elizabeth Parsons; illustrated by Margaret Warriner Buck - Parsons, Mary Elizabeth (Payot, Upham, & company, 1902)

Wild flowers of Canada - Iles, George, 1852 -1942 (Montreal Star, 1895)

Wild flowers of Canada, published exclusively with the Montreal star, Montreal - Iles, George, 1852 -1942 (1890)

Wild flowers of the British Isles - Adams, H. Isabel. (London Book Co. Ltd, 1907)

Wild flowers of the north-eastern states: being three hundred and eight individuals common to the north-eastern United States - Robertson-Miller, Ellen (G. P. Putnam's Sons, 1904)

Wild flowers of the north-eastern states; being three hundred and eight individuals common to the north-eastern United States - Robertson-Miller, Ellen (Putnam's, 1895)

The wild legumes of Maryland and their utilization - Norton, J. B. S. (John Bitting Smith), 1872 -1966 (Maryland Agricultural Experiment Station, 1905)

Wild plants of Canada : a flora, with descriptive key of families represented - Spotton, H. B. (Henry Byron), 1844 -1933 (Gage, 1929)

Willet's 1919 Spring catalog : field and garden seed for the South - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1919)

Willet's 1924 Spring catalog [of] field and garden seed for the South - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1924)

Willet's annual catalogue 1913 : the best seeds that grow for field for garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1913)

Willet's annual catalogue 1914 : the best seeds that grow for field for garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1914)

[William Ewing Company materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1908)

Wilmington flora : a list of plants growing about Wilmington, North Carolina, with date of flowering. With a map of New Hanover county - Wood, Thomas Fanning, 1841 -1892 (Edwards, Broughton & Co, 1886)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1981)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1997)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2009)

Wilson's 18th annual price list and catalogue : fresh and reliable garden, field and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel Wilson, 1894)

Wilson's seed catalogue : plant, tree and live stock annual, fresh and reliable garden field & flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel Wilson, 1896)

Wilson's seed catalogue : plant, tree and live stock annual, fresh and reliable garden field & flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel Wilson, 1914)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1864)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1863)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1853)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1927)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1937)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1940)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1958)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1961)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1973)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1974)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1993)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1999)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 2002)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 2004)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 2006)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 2008)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 2009)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 2013)

Wing's seed book : growers of the best field, garden and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wing Seed Co, 1915)

Wings seed book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wing Seed Co, 1915)

Die wissenschaftliche Ausbildung des Apothekerlehrlings und seine Vorbereitung zum Gehülfenexamen : mit Rücksicht auf die neuesten Anforderungen - Schlickum, O. (Oscar), 1838 -1889 (Günther, 1884)

Wissenschaftliche ergebnisse einer reise in Griechenland und in den Jonischen inseln - Unger, F. (Franz), 1800 -1870 (Wilhelm Braumüller, 1862)

Wissenschaftliche Mitteilungen aus Bosnien und Herzegovina (1897)

Die wissenschaftlichen ergebnisse der reise des grafen Béla Széchenyi in Ostasien 1877-1880 : Nach dem im jahre 1890[-1897] erschienenen ungarischen original - Széchenyi, Béla, gróf, 1837 -1918 (In Commission der verlagsbuchhandlung von E. Hölzel, 1898)

Wm. Elliott & Sons seedsmen : 1845 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1899)

Wm. Elliott & Sons seedsmen : 1845 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1900)

Wm. Elliott & Sons seedsmen : 1898 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1898)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1864)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1867)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1870)

Wood, Stubbs & Co.'s fall list for 1903 : high grade seeds, etc. for the farm and garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woods, Stubbs & Co, 1903)

Woodhawk botanical survey, Fergus County, Montana, Lewistown District of the Bureau of Land Management - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1997)

The woody plants of Manhattan in their winter condition - Hitchcock, A. S. (Albert Spear), 1865 -1935 (Mercury Pub. House, 1893)

Woordenboek der Nederlandsche volksnamen van planten ; uit de gegevens, verzameld door de Commissie voor Nederlandsche Plantennamem - Heukels, Hendrik, 1854 -1936 (W. Versluys, 1907)

Woordenboek of algemeene verhandeling der enkele droogeryen ... : in 't Fransch beschreven - Lémery, Nicolas, 1645 -1715 (By Jan Daniel Beman, 1743)

The works of John Fothergill, M.D. Member Of The Royal College Of Physicians, And Fellow Of The Royal Society, Of London; Fellow Of The Royal College Of Physicians In Edinburgh; And Corresponding Member Of The Royal Medical Society Of Paris, And Of The American Philosophical Society At Philadelphia. With some account of his life - Lettsom, John Coakley, 1744 -1815 (printed for Charles Dilly, in the Poultry, 1784)

World Plant Conservation Bibliography (1990)

Worldwide literature of the Lygus complex (Hemiptera, Miridae), 1900-1980 - Ertle, L. R. (U.S. Dept. of Agriculture, Agricultural Research Service, 1984)

Wörterbuch der biologie. Von dr. Heinrich Schmidt - Schmidt, Heinrich, 1874 -1935 (A. Kröner, 1912)

Wörterbücher der Naturgeschichte : in der deutschen, holländischen, dänischen, schwedischen, englischen, französischen, italienischen, Spanischen und Portugisischen Sprache - Nemnich, Philipp Andreas, 1764 -1822 (Adam Friedrich Böhme, 1798)

Wrightia - University of Texas at Dallas. (University of Texas at Dallas, 1959)

W.W. Rawson & Co. seedsmen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1903)

W.W. Rawson & Co. seedsmen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1906)

xi an zhi wu zhi - Xie, Yintang, Wang Mali & Zhao Guifang (shan xi ke xue ji shu chu ban she, 2007)

xi bao se su P450 mei xi de jie gou gong neng yu ying yong qian jing - Leng, Xinfu & Qiu Xinghui (ke xue chu ban she, 2001)

xi lin guo le sheng wu quan bao hu qu tui hua sheng tai xi tong guan li - Han, Nianyong. (qing hua da xue chu ban she, 2002)

xi zang nong ye kao cha bao gao 西藏农业考察报告 - xi zang gong zuo dui nong ye ke xue zu 西藏工作队农业科学组 (ke xue chu ban she 科学出版社, 1958)

xian dai hua fen ying yong yan jiu - Zhang, Jintan, Wang Pingli, Hao Haiping & Chen Songbo (ke xue chu ban she, 1990)

xian dai shi yong zhong yao 现代实用中药 - Ye, Juquan. 叶橘泉 (ke xue ji shu chu ban she chu ban 科学技术出版社出版, 1959)

xin jiang sheng wu duo yang xing - Yuan, Guoying (xin jiang ke xue ji shu chu ban she, 2008)

Year-book of agriculture; or, The annual of agricultural progress and discovery, for 1855 and 1856 - Wells, David A. (David Ames), 1828 -1898 (Childs & Peterson, 1856)

The Year-book of agriculture, or, The annual of agricultural progress and discovery - Wells, David A. (David Ames), 1828 -1898 (Childs & Peterson, 1855)

Yearbook - Botanical Society of the British Isles. (1949)

Yearbook - Botanical Society of the British Isles. (1951)

Yearbook - Botanical Society of the British Isles. (1953)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1894)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1896)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1900)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1910)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1911)

Yearbook of the United States Department of Agriculture - United States. Department of Agriculture. (G.P.O, 1895)

Yearbook of the United States Department of Agriculture - United States. Department of Agriculture. (Govt. Print. Off, 1908)

Yellow trefoil or black medic (Medicago lupulina) - Coe, H. S. (United States Department of Agriculture, Bureau of Plant Industry, Forage-Crop Investigations, 1915)

yi chuan xue shi yan jiao cheng - Guo, Shanli & Liu Linde (ke xue chu ban she, 2004)

A Yosemite flora; a descriptive account of the ferns and flowering plants, including the trees, of the Yosemite National Park; with simple keys for their identification ... - Hall, Carlotta Case. (Elder, 1912)

you hua zhi wu ke zhi shuang zi ye zhi wu - Hutchinson, J. (John) 1884 -1972 (shang wu yin shu guan)

The young gardener's assistant: containing a catalogue of garden and flower seeds, with practical directions under each head, for the cultivation of culinary vegetables and flowers, with directions for cultivating fruit trees, the grape vine, &c - Bridgeman, Thomas, 1786 -1850 (W. Mitchell, 1835)

The young gardener's assistant : in three parts containing catalogues of garden and flower seed, with practical directions under each head for the cultivation of culinary vegetables and flowers ; also, directions for cultivating fruit trees, the grape vine, &c., to which is added, a calendar to each part: showing the work necessary to be done in the various departments each month of the year ; the whole adapted to the climate of the United States - Bridgeman, Thomas, 1786 -1850 (For sale by the author, Broadway, corner of Eighteenth Street, 1845)

The young gardener's assistant, in three parts, containing catalogues of garden and flower seeds, with practical directions under each head for the cultivation of culinary vegetables and flowers; also, direction for cultivating fruit trees, the grape vine, &c., to which is added a calendar to each part: showing the work necessary to be done in the various departments each month of the year. The whole adapted to the climate of the United States - Bridgeman, Thomas, 1786 -1850 (The author, 1847)

The young gardener's assistant, in three parts containing catalogues of garden and flower seed - Bridgeman, Thomas, 1786 -1850 (For sale by the author and E. Walker [etc, 1847)

Your garden needs Barteldes seeds : our 74th year, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barteldes Seed Co, 1941)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2006)

zai pei zhi wu ming lu - Zhongguo ke xue yuan. Zhi wu yan jiu suo (zhong guo ke xue yuan)

Zeitschrift des Mährischen Landesmuseums - Hucke, Karl. (Die Gesellschaft, 1913)

Zeitschrift für Pflanzenzüchtung - Bayerischer Saatzuchtverein. (Paul Parey, 1913)

Zeitschrift für Pflanzenzüchtung - Bayerischer Saatzuchtverein. (Paul Parey, 1914)

Zeitschrift für Pflanzenzüchtung - Bayerischer Saatzuchtverein. (Paul Parey, 1918)

Zeitschrift für Botanik (1910)

Zeitschrift für Botanik (1911)

Zeitschrift für Botanik (1921)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1853)

Zeitschrift für Entomologie - Verein für schlesische Insektenkunde zu Breslau. (In Commission bei I. Urban Kern, 1850)

Zeitschrift für Entomologie - Verein für schlesische Insektenkunde zu Breslau. (In Commission bei I. Urban Kern, 1871)

Zeitschrift für Entomologie - Verein für schlesische Insektenkunde zu Breslau. (In Commission bei I. Urban Kern, 1870)

Zeitschrift für Entomologie - Verein für schlesische Insektenkunde zu Breslau. (In Commission bei I. Urban Kern, 1890)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1882)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1883)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1886)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1904)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1905)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1910)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1912)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)