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, 1907)

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

Voyage d'exploration scientifique en Colombie - Fuhrmann, Otto 1871 -1945 (Attinger, 1914)

Wainwright study area, a biophysical inventory - Alberta. Public Lands Division. (Alberta Energy and Natural Resources, Public Lands Division, 1984)

Ward's natural science bulletin - Ward's Natural Science Establishment, inc. (Ward's Natural Science Establishment, 1882)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 1986)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2010)

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

The wayside flowers of summer : a study of the conspicuous herbaceous plants blooming upon our norther roadsides during the months of July and August - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (C. Scribner, 1917)

The weed flora of Iowa ... - Pammel, L. H. (Louis Hermann), 1862 -1931 (Iowa Geological Survey, 1913)

The weed flora of Iowa - Pammel, L. H. (Louis Hermann), 1862 -1931 (Iowa Geological Survey, 1913)

Weeds of the farm and garden - Pammel, L. H. (Louis Hermann), 1862 -1931 (Orange Judd company; [etc., etc.], 1911)

Weeds of the farm and garden - Pammel, L. H. (Louis Hermann), 1862 -1931 (Orange Judd, 1912)

Weeds of the North Central States - University of Illinois at Urbana-Champaign. Agricultural Experiment Station. (University of Illinois at Urbana-Champaign, College of Agriculture, Agricultural Experiment Station, 1981)

Weeds that affect human health - Williams, M. Coburn. (s.n, 1980)

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)

West African forests and forestry - Unwin, Arthur Harold, 1878 - (T. F. Unwin, ltd, 1920)

West Coast botany : an analytical key to the flora of the Pacific Coast in which are described over eighteen hundred species of flowering plants growing west of the Sierra Nevada and Cascade crests, from San Diego to Puget Sound - Rattan, Volney, 1840 -1915 (Whitaker & Ray, 1898)

West Virginia trees - Brooks, A. B. (Alonzo Beecher) (1920)

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, 1986)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1988)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 2000)

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

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

Whitefly of the world : a systematic catalogue of the Aleyrodidae (Homoptera) with host plant and natural enemy data - British Museum (Natural History) (British Museum (Natural History) and Wiley, 1978)

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)

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

Wildland shrubs– their biology and utilization - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1972)

Wildland weeds - Florida Exotic Pest Plant Council. (Florida Exotic Pest Plant Council, 2002)

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

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1974)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1980)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1984)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1990)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1991)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1994)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1998)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1999)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 2002)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2008)

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

Winter botany - Trelease, William, 1857 -1945 (The author, 1918)

Winter botany, a companion volume to the author's Plant materials of decorative gardening - Trelease, William, 1857 -1945 (Trelease, 1918)

Winter botany, a companion volume to the author's Plant materials of decorative gardening - Trelease, William, 1857 -1945 (The author, 1918)

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

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)

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, 1899)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1866)

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)

Woody plants in winter; a manual of common trees and shrubs in winter in the Northeastern United States and southeastern Canada - Ammons, Nelle P. 1889 - (Boxwood Press, 1958)

The woody plants of Kentucky - Garman, Harrison, 1858 - (Kentucky Agricultural Experiment Station of the State University, 1913)

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