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

Weeds and weed seeds : illustrated and described - Canada. Department of Agriculture. (Dept. of Agriculture, 1922)

Weeds and weed seeds : illustrated and described - Canada. Department of Agriculture. Seed Branch. (Dept. of Agriculture, Seed Branch, 1914)

Weeds and weed seeds : illustrated and described : with notes on seed cleaning - Canada. Department of Agriculture. Seed Branch. (Dept. of Agriculture, Seed Branch, 1935)

Weeds of farm land - Brenchley, Winifred E. (Winifred Elsie), 1883 -1953 (Longmans, 1920)

Weeds of farm land - Brenchley, Winifred E. (Winifred Elsie), 1883 -1953 (Longmans, Green and co, 1920)

Weeds of southwestern Wisconsin and southeastern Minnesota - Pammel, L. H. (Louis Hermann), 1862 -1931 (Pioneer Press Co, 1887)

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 used in medicine - Henkel, Alice, 1869 -1916 (U.S. G.P.O, 1917)

Weekly Entomologist / Altrincham (1862)

Die Weinbergschnecke, Helix pomatia L - Meisenheimer, Johannes, 1873 -1933 (Werner Klinkhardt, 1912)

The West-American scientist - Orcutt, Charles Russell, 1864 -1929 (C.R. Orcutt, 1889)

West Coast wildings [catalog] : hardy hill grown plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Iris Acres, 1927)

Westcott's Nursery Co. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westcott's Nursery Co, 1926)

Western blue flag (Iris missouriensis) in Alberta : a census of naturally occurring populations for 2000 - Alberta. Fisheries; Wildlife Management Division. (Alberta Sustainable Resource Development, Fisheries & Wildlife Management Division, Resource Status and Assessment Branch, 2000)

Western naturalist - Renfrew Natural History Society. (Renfrew Natural History Society, 1974)

What to plant - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Marshall Nurseries, 1930)

Whitehorse Wildland Park management plan - Alberta. Alberta Environment. Natural Resources Service. (Alberta Environment, Natural Resources Service, 2000)

Wholesale catalogue of ground-cover plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hugh B. Barclay, 1930)

Wholesale catalogue of ground cover plants, pachysandra, English ivy, Halls honeysuckle, euonymus, Vinca Minor, wild thyme, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hugh B. Barclay, 1931)

Wholesale catalogue of native hardy plants and shrubs : for the season of 1895-6 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bellevue Nursery, 1896)

Wholesale price list 1906-7 : ornamental trees, shrubs, herbaceous plants, climbing vines, native roses, ferns, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sackett Bros. Nurseries, 1907)

Wholesale price list, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Profile Collecting Company, 1933)

Wholesale price list, fall 1932 spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Profile Collecting Company, 1932)

Wholesale price list of collected native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1938)

Wholesale price list of collected native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1940)

Wholesale price list of collected native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1939)

Wholesale price list of collected native wild flowers, ferns, trees, shrubs, vines and native plant seed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jos. R. Mumbauer & Son, 1920)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1945)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1942)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1943)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1946)

Wholesale price list of native trees, shrubs, plants and bulbs, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1941)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1944)

Wholesale price list [of] Tooles' hardy perennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Toole & Son, 1921)

Wholesale trade list Fall, 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Nurseries, 1917)

Wholesale trade list : hardy ornamental shrubs, trees and vines, roses, aquatics, and bog plants, orchids, ferns and herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southwick Nurseries, 1896)

Wholesale trade list of collected native trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkiomen Gardens, 1926)

Wholesale trade list of hardy native plants : spring & fall 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.J. Greene, 1936)

Wholesale trade list of hardy native plants : spring - fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.J. Greene, 1935)

Wholesale trade list of hardy native wild plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.J. Greene, 1937)

Wholesale trade-list, season of 1900-1901 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1901)

Wholesale trade-list : season of 1901-1902 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1904)

Wholesale trade-list : season of 1905-1906 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1906)

Wiener entomologische Monatschrift - Lederer, Julius. (In Commission bei Carl Gerold's Sohn, 1857)

Wiener entomologische Zeitung (E. Reitter [etc.], 1882)

Wiener entomologische Zeitung (E. Reitter [etc.], 1883)

Wiener entomologische Zeitung (E. Reitter [etc.], 1890)

Wiener entomologische Zeitung (E. Reitter [etc.], 1893)

Wiener entomologische Zeitung (E. Reitter [etc.], 1914)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1886)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1892)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1898)

Der wiesenbau in seinem ganzen umfange - Häfener, Franz. (C. Mäcken, 1847)

Wild flower seeds for sale : an aid to conservation of native flora - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alice Earle Hyde, 1942)

Wild flower seeds for sale : sow in October, November and early December - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alice E. Hyde, 1936)

Wild flower seeds for sale : sow in October, November and early December - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Alice Earle Hyde], 1937)

Wild flowers and ferns, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leslie's Wild Flower Nursery, 1956)

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 (Musson, 1910)

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

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)

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 (University of the State of New York, 1921)

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 year (Religious Tract Society, 1800)

Wild flowers, perennials, rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gunther Gardens, 1929)

Wild life in Wales - Bolam, George. (F. Palmer, 1913)

Wild medicinal plants of the United States - United States. Bureau of Plant Industry. (G.P.O, 1906)

Wilderness planning amendment/environmental impact statement for the Dillon Resource Area, Beaverhead and Madison counties, Montana : draft - United States. Bureau of Land Management. Butte District. (U.S. Department of the Interior, Bureau of Land Management, Montana State Office, 1987)

Wildfire succession in plant communities natural to the Alkali Creek vicinity, Charles M. Russell National Wildlife Refuge, Montana - U.S. Fish; Wildlife Service (Montana Natural Heritage Program, 2001)

Wildland weeds - Florida Exotic Pest Plant Council. (Florida Exotic Pest Plant Council, 2004)

Wildlife habitat requirement summaries for selected wildlife species in Alberta - Alberta. Fish; Wildlife Division. (Alberta Energy and Natural Resources, 1985)

Wilfred A. Brotherton's catalogue of Michigan wild flowers for 1891 : wild flowers for parks, flower gardens, rockeries, bogs, ornamental waters, carp ponds, bee-keepers, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wilfred A. Brotherton, 1891)

William Baldwin and John Torrey correspondence, 1816-1818 - Bonpland, Aimé, 1773 -1858 (1815)

[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, 1956)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1970)

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

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1988)

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

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

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1902)

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, 1968)

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

Winter ecology of small mammals - Merritt, Joseph F. (Carnegie Museum of Natural History, 1984)

Wisconsin horticulture - Wisconsin State Horticultural Society. (1919)

Wissenchaftliche ergebnisse der Schwedischen sèudpolar-expedition 1901-1903 - Nordenskjöld, Otto, 1869 -1928 (Lithographisches institut des Generalstabs, 1919)

Wissenschaftliche Ergebnisse der Schwedischen Südpolar-Expedition, 1901-1903 - Nordenskjöld, Otto, 1869 -1928 (Lithographisches Institut des Generalstabs, 1908)

Wissenschaftliche Meeresuntersuchungen Abt. Kiel - Biologische Anstalt Helgoland. (Lipsius und Tischer, 1908)

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

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)

Works on forestry - Brown, John Croumbie, 1808 -1895 (Oliver and Boyd; [etc., etc.], 1883)

The world's best roses and rare perennials, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Suhr's Flower Farms, 1936)

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 ke lan de lin xing fen lei 乌克兰的林型分类 - Lavrinenko, D. D. (zhong guo lin ye chu ban she 中国林业出版社, 1958)

W.W. Wilmore's Dahlia Farm and Nursery, growers of specimen trees, shrubs, evergreens, hardy perennials, bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Wilmore's Dahlia Farm and Nursery, 1937)

xi tian gao shan zhi wu de sheng tai xue te dian - Kul'tianov, I. M. (Igorʹ Mikhaĭlovich) (ke xue chu ban she)

xin jiang zong he kao cha bao gao:1956 nian 新疆综合考察报告:1956年 - Zhongguo ke xue yuan. Xinjiang zong ge kao cha dui 中国科学院新疆综合考察队 (ke xue chu ban she 科学出版社, 1958)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1895)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1898)

Yearbook of the Heather Society - Heather Society (The Society, 2003)

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

The Yellowstone National Park - Comstock, Theo. B. (Theodore Bryant), 1849 -1915 (1874)

Yield, use and chemical composition of forage in Elk Island National Park, Alberta - Bishoff, Kenneth Wayne, 1942 - (University of Alberta, 1981)

The Young naturalist (1882)

The Young naturalist (1883)

The Young naturalist (1884)

The Young naturalist (1886)

The Young naturalist (1890)

Young's Point Provincial Park and Williamson Provincial Park management plan - Alberta. Alberta Community Development. (Alberta Community Development, Parks and Protected Areas, 2003)

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

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