Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1952)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1951)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1950)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1949)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1953)

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 ornamental trees, shrubs, vines, and herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reading Nursery, 1892)

Wholesale trade list of Kelsey's hardy American plants and Carolina mountain flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Harlan P. Kelsey], 1896)

Wholesale trade list : spring of 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, 1929)

Wholesale trade list : spring of 1933, January 16 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nursery Company, 1933)

Wholesale trade list : spring of 1934, February 1 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nursery Co, 1934)

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

Wild flower plants and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1943)

Wild flower plants and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1941)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1945)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1948)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1947)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1949)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1951)

Wild flowers and ferns : to brighten a shady nook - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1954)

Wild flowers and ferns : to brighten a shady nook - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1956)

Wild flowers and ferns : to brighten a shady nook - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1957)

Wild flowers, ferns, rhododendrons, kalmias, azaleas and other items that can be successfully planted in the fall : fall supplement, 1937 listing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett Fern and Flower Farm, 1937)

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 north-eastern states; being three hundred and eight individuals common to the north-eastern United States - Robertson-Miller, Ellen (Putnam's, 1895)

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

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

Wild native flowering plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1958)

Wild native flowering plants of Western North Carolina : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1949)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1950)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1952)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1951)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1956)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1955)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1954)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1953)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1957)

Wildflowers and ferns : hardy plants in rare, unusual and beautiful varities for your wildflower garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Aiken Nurseries, 1935)

Wildflowers, perennials, trees, shrubs, houseplants, bog plants, vines, roses, wild fruit, ground cover - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pavek Nursery, 1957)

Wildlife and fisheries habitat improvement handbook - United States. Forest Service. Wildlife; Fisheries Staff. (U.S. Dept. of Agriculture, Forest Service, Wildlife and Fisheries, 1990)

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

William Tricker, water-lily specialist : grower and introducer of aquatic plants : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1925)

William Tricker, water-lily specialist : originator and introducer of waterlilies : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1926)

William Tricker waterlily specialist : largest grower of aquatics in America : Arlington, New Jersey - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([William Tricker], 1927)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1940)

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

The wilting coefficient for different plants : and its indirect determination - United States. Bureau of Plant Industry. (G.P.O, 1912)

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, 1975)

Winter wholesale price list : January 15, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nursery Co, 1942)

Wissenschaftliche Mitteilungen aus Bosnien und Herzegovina (1904)

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)

Woolson & Co.'s catalogue of hardy perennial plants and price list : spring and fall of 1879 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woolson & Co, 1879)

World Plant Conservation Bibliography (1990)

Wörterbuch der biologie. Von dr. Heinrich Schmidt - Schmidt, Heinrich, 1874 -1935 (A. Kröner, 1912)

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)

Die Wurzelhaare der Pflanzen, ein Beitrag zur Biologie und Physiologie dieser Organe ... - Schwarz, Frank, 1857 -1928 (Druck der Breslauer Genossenschafts-Buchdruckerei, Eingetr. Gen, 1883)

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

Xinjiang yao yong zhi wu zhi 新疆药用植物志 - Zhongguo ke xue yuan. Xinjiang sheng wu tu rang sha mo yan jiu suo 中国科学院. 新疆生物土壤沙漠研究所 (xin jiang ren min chu ban she新疆人民出版社, 1981)

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)

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

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)

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 - yun nan sheng zhi wu yan jiu suo (ke xue chu ban she, 1979)

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 für Botanik (1915)

Zeitschrift für Botanik (1920)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1855)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1860)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1868)

Zeitschrift für induktive Abstammungs- und Vererbungslehre (Springer-Verlag, 1920)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1905)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1952)

Zeitschrift für wissenschaftliche Zoologie - Kölliker, Albert, 1817 -1905 (Wilhelm Engelmann, 1914)

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 sha mo zhi wu zhi - Liu, Yingxin (ke xue chu ban she, 1985)

zhong guo tan yang qu zhi wu zhi - xi bei zhi wu yan jiu suo ning xia hui zu zi zhi qu nong ye xian dai hua ji di ban gong shi (ning xia ren min chu ban she, 1988)

zhong zi zhi wu fen lei xue jiang yi - Hu. Xianxiao (zhong hua shu ju chu ban, 1954)

zhong zi zhi wu ming cheng - Zhongguo ke xue yuan bian yi ju (zhong guo ke xue yuan, 1954)

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)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1886)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1903)

The Zoologist : a monthly journal of natural history (1904)

Zur Flora der Umgebung Lembergs - Tomaschek, Anton, 1826 -1891 (s.n, 1866)

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1913)