Wildland weeds - Florida Exotic Pest Plant Council. (Florida Exotic Pest Plant Council, 2006)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1895)

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

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

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1972)

Wissenschaftliche Mitteilungen aus Bosnien und Herzegovina (1904)

Wm. R. Prince & Co., a Flushing, Pres New York, N. B. Les suivantes sont extrait de notre Catalogue générale - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1848)

The wonders of vegetation - Schele de Vere, M. (Maximilian), 1820 -1898 (Scribner, 1872)

Wood-Howell Nurseries descriptive catalog and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, 1932)

Woolson & Co.'s catalogue of hardy perennial plants, bulbs, ferns, and climbers : spring of 1884 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woolson & Co, 1884)

World treasures from Flowerland : 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1937)

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)

wu ran lv hua zhi wu 污染绿化植物 - Jiang su sheng zhi wu yan jiu suo 江苏省植物研究所 (ke xue chu ban she chu ban 科学出版社出版, 1978)

[Wyman's Framingham Nurseries materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1915)

xi bei ye sheng you yong zhi wu shou ce - Cui, Youwen. (shan xi ren ming chu ban she)

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)

Yard and garden; a book of practical information for the amateur gardener in city, town or suburb - Baker, Tarkington, 1878 -1924 (The Bobbs-Merrill company, 1908)

ye cai yu yin yang 野菜与营养 - Yang, Enfu 杨恩孚 (zhong guo ren min zhi yuan jun hou fang qin wu si lin bu wei sheng bu 中国人民志愿军后方勤务司令部卫生部, 1952)

The year book, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1941)

Year book, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1948)

Year book, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1949)

Year book - Carnegie Institution of Washington (Carnegie Institution of Washington, 1922)

The year book for 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1937)

The year book for 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1938)

The year book for 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1940)

The year book for 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1942)

The year book for 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1943)

The year book for 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1944)

The year book for 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1945)

The Year book for 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1950)

The Year book for 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1951)

The Year book for 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1956)

The Year book for 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1957)

A year's gardening - Hargrave, Basil. (T. Werner Laurie, 1912)

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 - Wu, Zhengyi. (ke xue chu ban she, 1997)

Yunnan zhong zi zhi wu ming lu - Zhongguo ke xue yuan. Kunming zhi wu yan jiu suo. (Yunnan ren min chu ban she, 1984)

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

Zeitschrift des Ferdinandeums für Tirol und Vorarlberg - Ferdinandeum für Tirol und Vorarlberg. (1854)

Zeitschrift des Mährischen Landesmuseums - Hucke, Karl. (Die Gesellschaft, 1907)

Zeitschrift für Botanik (1913)

Zeitschrift für Botanik (1914)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1867)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

Zeitschrift für Physiologie - Treviranus, Gottfried Reinhold, 1776 -1837 (1826)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1916)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1890)

Zeitschrift für wissenschaftliche Zoologie - Kölliker, Albert, 1817 -1905 (Wilhelm Engelmann, 1910)

Zellen-Studien - Boveri, Theodor, 1862 -1915 (G. Fischer, 1887)

Zentralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (F. Deuticke, 1919)

Zhi wu ming lu shi yi = 植物名彙拾遺 - Zhang, Zongxu 張宗緒 (Hang wu yin shu guan, 1919)

zhi wu tu shuo - Zhou, Jianren. (shang wu yin shu guan, 1939)

zhong guo jing ji zhi wu bing yuan mu lu - Dai, Fanglan, Xiang Wangnian & Zheng Ruyong (ke xue chu ban she, 1958)

zhong guo sha chong zhi wu zhi 中国杀虫植物志 - Jiang, Chuanyi 姜传义 (xin jiang ke ji wei sheng chu ban she ( K )新疆科技卫生出版社(K), 2000)

zhong guo zao zhi zhi wu yuan liao zhi - Sun, Baoming & Li Zhongkai (qing gong ye chu ban she, 1959)

Zhongguo yao yong zhi wu zhi 中国药用植物志 - Pei, Jian 裴鑑 (zhong guo ke xue yuan zhi wu yan jiu suo中国科学院植物研究所)

zhu xi zhi wu zhi - Gan, Qiliang (hu bei chang jiang chu ban ji tuan hu bei ke xue ji shu chu ban she, 2005)

Zoologica (Erwin Nägele, 1911)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1888)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1885)

Zoologisches Centralblatt (W. Engelmann, 1897)

Zur Flora Tirols. 1. Heft, Flora von Südtirol - Facchini, Francesco, 1788 -1852 (Druck Wagner, 1855)