Virginia journal of science - Virginia Academy of Science. (Virginia Academy of Science, Dept. of Physics and Geophysical Science, School of Sciences and Health Professions, Old Dominion University, 1979)

Virginia journal of science - Virginia Academy of Science. (Virginia Academy of Science, Dept. of Physics and Geophysical Science, School of Sciences and Health Professions, Old Dominion University, 1982)

Volksbenennungen der brasilianischen pflanzen und Produkte derselben : in brasilianischer (portugiesischer) und von der Tupisprache adoptirten Namen - Peckolt, Theodor, 1822 -1912 (Pharmaceutical Review Publishing Co, 1907)

Vollständige synonymik der bis zum ende des jahres 1870 publicirten botanischen gattungen, untergattungen und abtheilungen : zugleich systematische Uebersicht des ganzen Gewächsreiches mit den neueren Bereicherungen und Berichtigungen nach Endlicher's Schema - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (C.B. Griesbach's Verlag, 1887)

Die von dr. Th. Herzog auf seiner zweiten reise durch Bolivien in den jahren 1910 und 1911 gesammelten pflanzen. Teil I - Herzog, Theodor Carl Julius, 1880 -1961 (P.W.M. Trap, 1913)

Die Voralpenpflanzen; Bäume, Sträuche, Kräuter, Arzneipflanzen, Pilze, Kulturpflanzen, ihre Beschreibung, Verwertung und Sagen - Daffner, Franz, 1844 - (W. Engelmann, 1893)

Vorträge über botanische Stammesgeschichte, gehalten an der Reichsuniversität zu Leiden. Ein Lehrbuch der Pflanzensystematik - Lotsy, Johannes Paulus, 1867 -1931 (G. Fischer, 1907)

Vorträge über botanische stammesgeschichte, gehalten an der Reichsuniversität zu Leiden - Lotsy, Johannes Paulus, 1867 -1931 (G. Fischer, 1907)

Vorträge über botanische Stammesgeschichte, gehalten an der Reichsuniversität zu Leiden. Ein Lehrbuch der Pflanzensystematik - Lotsy, Johannes Paulus, 1867 -1931 (G. Fischer, 1911)

Walter Deane correspondence. Senders A-Z - Robinson, Benjamin Lincoln, 1864 -1935 (1883)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 1987)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2018)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1953)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1974)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1978)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1980)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1986)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2008)

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)

The West-American scientist - Orcutt, Charles Russell, 1864 -1929 (C.R. Orcutt, 1901)

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 Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1961)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1962)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1990)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1993)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1995)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1996)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1998)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1999)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 2008)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 2010)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 2012)

Western flower guide, wild flowers of the Rockies and west to the Pacific - Saunders, Charles Francis, 1859 -1941 (Doubleday, Page & company, 1917)

What comes from what; or, The relationships of animals and plants - Abbott, Charles L. (The author, 1922)

Whirrakee : a monthly newsletter - Bendigo Field Naturalists Club (Bendigo Field Naturalists Club, 1994)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1893)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1895)

Wild and cultivated plants poisonous to humans in Canada : a preliminary inventory - Mulligan, Gerald A., 1928 - (Research Branch, Agriculture Canada, 1984)

Wild flowers east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Reed, 1910)

Wild flowers east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page, 1910)

Wild flowers of New York - House, Homer D. (Homer Doliver), 1878 -1949 (University of the State of New York, 1918)

Wild flowers of New York - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1918)

Wild flowers of the British Isles - Adams, H. Isabel. (London Book Co. Ltd, 1910)

Wild flowers worth knowing - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (IndyPublish.com, 1917)

Wild flowers worth notice : being a selection from the British flora of some of our native plants, which are most attractive from their beauty, uses, or associations - Sowerby, John E. (John Edward), 1825 -1870 (Robert Hardwicke, 1864)

Wild, free-roaming burros : status of present knowledge - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, 1977)

Wild Plants in Trade (1992)

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

Wildflowers and landscapes of Ecuador : the way we knew it - Missouri Botanical Garden. Library. (Missouri Botanical Garden, 2014)

Wildland weeds - Florida Exotic Pest Plant Council. (Florida Exotic Pest Plant Council, 2003)

Die wirtswechselnden Rostpilze : Versuch einer Gesamtdarstellung ihrer biologischen Verhältnisse - Klebahn, H. (Heinrich) (Gebrüder Borntraeger, 1904)

Die wirtwechselnden Rostpilze; Versuch einer Gesamtdarstellung ihrer biologischen Verha¨ltnisse - Klebahn, H. (Heinrich) (Gebrder Borntraeger, 1904)

Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899 - Chun, Carl, 1852 -1914 (G. Fischer, 1922)

Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899 - Chun, Carl, 1852 -1914 (G. Fischer, 1908)

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, 1914)

Wissenschaftliche Ergebnisse der zweiten Deutschen Zentral-Afrika-Expedition, 1910-1911, unter Führung Adolf Friedrichs - Friedrich, Adolf Duke of Mecklenburg-Schwerin, 1873 -1969 (Klinkhardt & Biermann, 1922)

Wissenschaftliche Mitteilungen aus Bosnien und Herzegovina (1904)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1872)

Woody plants of the western national parks; containing keys for the identification of trees and shrubs - Bailey, Harold Edwards, 1906 - (University Press, 1949)

The world book, organized knowledge in story and picture - O'Shea, Michael Vincent, 1866 - (Quarrie, 1920)

World Plant Conservation Bibliography (1990)

The world's commercial products; a descriptive account of the economic plants of the world and of their commercial uses - Wilson, Ernest Henry, 1876 -1930 (Sir I. Pitman and sons, limited, 1907)

Wrightia - University of Texas at Dallas. (University of Texas at Dallas, 1981)

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

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

XVIth AETFAT Congress (August 28 - September 2, 2000) : Abstracts XVIième Congrès de l'AETFAT : Résumés - Robbrecht, Elmar (NBGB, 2000)

yao yong zhi wu xue 药用植物学 - quan guo zhong deng wei sheng xue xiao shi yong jiao cai yao yong zhi wu xue bian xie zu 全国中等卫生学校 试用教材药用植物学 编写组 (si chuan ren min chu ban she 四川人民出版社, 1979)

Year book of the Pennsylvania Horticultural Society - Pennsylvania Horticultural Society. (Pennsylvania Horticulutural Society, 1954)

Year book of the Pennsylvania Horticultural Society - Pennsylvania Horticultural Society. (Pennsylvania Horticulutural Society, 1977)

A year of Costa Rican natural history - Calvert, Amelia Smith, 1876 -1965 (The Macmillan company, 1917)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1902)

The Yorkshire Jurassic flora - Harris, Thomas Maxwell, 1903 -1983 (BM(NH), 1969)

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

The yucceae - Trelease, William, 1857 -1945 (1902)

Le yucche; nozioni botaniche, specie, varietà, ibridi, usi economici - Molon, Girolamo. (Ulrico Hoepli, 1914)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 1997)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2005)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2002)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2000)

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

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2003)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2004)

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)