Water plants ; a study of aquatic angiosperms - Arber, Agnes Robertson, 1879 -1960 (University Press, 1920)

The waterlilies: a monograph of the genus Nymphaea - Conard, Henry S. (Henry Shoemaker), 1874 -1971 (Pub. by the Carnegie Institution of Washington, 1905)

Waterlilies : aquatic plants, goldfish for pools and aquariums : catalog no. 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Springs Fisheries, 1948)

Waterlilies, aquatic plants, perennial borders : ornamental fishes for pools and aquariums - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Independence Nurseries Co, 1926)

The waterlilies: a monograph of the genus Nymphaea - Conard, Henry S. (Henry Shoemaker), 1874 -1971 (Published by the Carnegie Institution of Washington, 1905)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2004)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2010)

wei guan shu zhi wu jian ding shou ce 维管束植物鉴定手册 - Lin, Ying 林英 (jiang xi xin hua yin shua chang yin shua 江西新华印刷厂印 刷, 1979)

Weobecný rostlinopis ili Popsani rostlin we welikém ohledu uitenych a kodliwých - Presl, Jan Svatopluk, 1791 -1849 (W kommissi u Kronbergra a Riwnáe, 1846)

Westafrikanische Kautschuk-Expedition - Schlechter, Rudolf, 1872 -1925 (Verlag des Kolonial-Wirtschaftlichen Komitees, 1900)

Westafrikanische Kautschuk-Expedition - Schlechter, Rudolf, 1872 -1925 (Verlag des Kolonial-Wirtschaftlichen Komitees, 1899)

The wheat plant : its origin, culture, growth, development, composition, varieties, diseases, etc., etc. : together with a few remarks on Indian corn, its culture, etc - Klippart, John H. (John Hancock), 1823 -1878 (Moore, Wilstach, Keys, & co, 1860)

The wheat plant: its origin, culture, growth, development, composition, varieties, diseases, etc., etc - Klippart, John H. (John Hancock), 1823 -1878 (A.O. Moore & company, 1860)

Wholesale price list : season for fall 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles Fiore Nurseries, Incorporated, 1953)

Wholesale trade-list for spring and summer, 1905 : plants and trees for all climates and all countries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reasoner Bros, 1905)

William Bartram, interpreter of the American landscape - Wordsworth Collection. (The Johns Hopkins Press, 1933)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1876)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1877)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1879)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1880)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1881)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1882)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1883)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1884)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1885)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1886)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1887)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1888)

William Tricker [catalog] : water-lily specialist - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1923)

William Tricker, water-lily specialist - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Tricker, 1921)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1917)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1922)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1924)

William Tricker, water-lily specialist : grower and introducer of aquatic plants : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1925)

William Tricker, water-lily specialist : originator and introducer of waterlilies : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1926)

William Tricker waterlily specialist : largest grower of aquatics in America : Arlington, New Jersey - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([William Tricker], 1927)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1986)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1993)

Wilson's Seeds, 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wilson's Seeds, 1944)

Wilson's Seeds, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wilson's Seeds, 1945)

Wissenschaftliche Ergebnisse der Deutschen Zentral-Africa-Expedition, 1907-1908 : unter Führung Adolf Friedrichs, Herzogs zu Mecklenburg - Friedrich, Adolf Duke of Mecklenburg-Schwerin, 1873 -1969 (Klinkhardt & Biermann, 1913)

Wood's crop special giving timely information and prices of seasonable seeds : Wood's high grade garden seeds for summer planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.W. Wood & Sons, 1946)

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, 1981)

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

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

yun nan zhi wu zhi - yun nan sheng zhi wu yan jiu suo (ke xue chu ban she, 1979)

Zambezia : a general description of the valley of the Zambezi River, from its delta to the River Aroangwa, with its history, agriculture, flora, fauna, and ethnography - Maugham, R. C. F. (Reginald Charles Fulke), 1866 -1956 (J. Murray, 1910)

Zeitschrift fur Allgemeine Erdkunde (1856)

Zeitschrift für Botanik (1923)

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

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1956)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1899)

Zellen- und gewebelehre, morphologie und entwicklungsgeschichte - Benecke, Wilhelm, 1868 -1946 (B. G. Teubner, 1913)

Zellenlehre und anatomie der pflanzen - Miehe, Hugo. (1911)

Zentralblatt für Zoologie, allgemeine und experimentelle Biologie (B.G. Teubner, 1912)

Zentralblatt für Zoologie, allgemeine und experimentelle Biologie (B.G. Teubner, 1913)

zhi wu zhong ming shi - Ding, Guangqi (ke xue chu ban she, 1978)

zhong guo si yong zhi wu zhi 中国饲用植物志 - Zhongguo si yong zhi wu zhi bian ji wei yuan hui中国饲用植物志编辑委员会 (nong ye chu ban she农业出版社, 1989)

zhong guo zhong zi zhi wu ke shu ci dian - Hou, Kuanzhao 侯宽昭 (ke xue chu ban she, 1982)

zhong zi zhi wu ming cheng - Zhongguo ke xue yuan bian yi ju (zhong guo ke xue yuan, 1954)

Ziva : casopis pro biologickou práci - Akademie ved Ceské republiky (Academia, 1856)

Zoologische Ergebnisse einer reise in Niederländisch Ost-Indien - Weber, Max, 1852 -1937 (E.J. Brill, 1891)

Zoologische Ergebnisse einer reise in Niederländisch Ost-Indien - Weber, Max, 1852 -1937 (E.J. Brill, 1897)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1888)

Zoologisches Centralblatt (W. Engelmann, 1898)

Zwei pflanzengeographische Documente - Drège, Jean François, 1794 -1881 (1843)