Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2007)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2015)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2019)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1970)

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)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1974)

Western birds - California Field Ornithologists. (California Field Ornithologists, 2001)

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 gall rust on hard pines - United States. Forest Service. (Dept. of Agriculture, Forest Service, 1960)

Wholesale price-list of garden, flower, tree, agricultural and herb seeds : also, a select list of gladioli and other spring bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1897)

Wholesale price list of vegetable seeds of highest quality for market gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moore & Simon, 1891)

Wiener illustrirte garten-zeitung

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1887)

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

Wild flower seed list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Council Girl Scouts, 1924)

Wild flowers every child should know : arranged according to color with reliable descriptions of the more common species of the United States and Canada - Stack, Frederic William, 1871 - (Doubleday, Page and Company, 1909)

Wild flowers : ferns, vines, shrubs, trees - Botanical Nursery Company. (Botanical Nursery Company, 1916)

Wild flowers : ferns, vines, shrubs, trees : summer 1916 fall - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Botanical Nursery Company, 1916)

Wild flowers of the National Park Region, native American alpines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1951)

Wild flowers of the National Parks region : native American alpines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1950)

Wild flowers of the North American mountains - Henshaw, Julia W. (Julia Wilmotte) 1869 -1937 (R.M. McBride, 1915)

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

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)

Wildflower seed list, wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1958)

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

[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. (1887)

William Jackson Hooker and John Torrey correspondence, 1821-1857 - Hooker, William Jackson, Sir, 1785 -1865 (1825)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1967)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1976)

Wm. C. Beckert's descriptive and illustrated seed catalogue : vegetable, flower and field seeds all the recent introductions of value, spring flowering bulbs and roots, small tools and implements, fertilizers and insecticides, and sundry articles pertaining to the garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1892)

Wm. Elliott & Sons : 1893 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1893)

Wm. Elliott & Sons' list of flower, garden and grass seeds, also implements, fertilizers and supplies, for the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1896)

Wm. Elliott & Sons, seedsmen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1897)

Wm. Elliott & Sons seedsmen : 1845 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1899)

Wm. Elliott & Sons seedsmen : 1845 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1900)

Wm. Elliott & Sons seedsmen : 1898 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1898)

Wm. Elliott & Sons seedsmen : importers & growers of seeds and bulbs 1892 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Elliott & Sons, 1892)

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)

Work plan–Bacillus thuringiensis : drift/dispersion and effects on non-target Lepidoptera, Utah 1993 : phase III - United States. Forest Pest Management. (USDA Forest Service, Forest Pest Management, 1993)

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

Year book - Carnegie Institution of Washington - Carnegie Institution of Washington (Carnegie Institution of Washington, 1918)

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

A Yosemite flora; a descriptive account of the ferns and flowering plants, including the trees, of the Yosemite National Park; with simple keys for their identification ... - Hall, Carlotta Case. (Elder, 1912)

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

Zapiski Imperatorskoĭ akademīi nauk, po Fiziko-matematicheskomu otdielenīiu. 8e série = Mémoires de lʹAcadémie impériale des sciences de St.-Pétersbourg, Classe physico-mathématique. 8e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Fiziko-matematicheskoe otdielenīe. (Prodaetsia u Kommissionerov Imperatorskoi Akademiia Nauk, 1898)

Zeitschrift der Deutschen Geologischen Gesellschaft - Deutsche Geologische Gesellschaft. (Wilhelm Hertz, 1893)

Zeitschrift der Deutschen Geologischen Gesellschaft - Deutsche Geologische Gesellschaft. (Wilhelm Hertz, 1894)

Zeitschrift für Botanik (1909)

Zeitschrift für Botanik (1913)

Zeitschrift für Botanik (1914)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1856)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1874)

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