Water plants ; a study of aquatic angiosperms - Arber, Agnes Robertson, 1879 -1960 (University Press, 1920)

Waterfowl and their food plants in the Sandhill region of Nebraska - McAtee, W. L. (Waldo Lee) 1883 -1962 (U.S. Dept. of Agriculture, 1920)

The waterlilies: a monograph of the genus Nymphaea - Conard, Henry S. (Henry Shoemaker), 1874 -1971 (Pub. by the Carnegie Institution of Washington, 1905)

The waterlilies: a monograph of the genus Nymphaea - Conard, Henry S. (Henry Shoemaker), 1874 -1971 (Published by the Carnegie Institution of Washington, 1905)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1972)

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

Weobecný rostlinopis ili Popsani rostlin we welikém ohledu uitenych a kodliwých - Presl, Jan Svatopluk, 1791 -1849 (W kommissi u Kronbergra a Riwnáe, 1846)

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, 1963)

What brings them in? - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wild Life Nurseries, 1953)

What brings them in? - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wild Life Nurseries, 1956)

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

Wild duck, fish, game, foods now ready for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Terrell's Aquatic Farms & Nurseries, 1938)

Wild ducks, fish, game, foods for spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Terrell's Aquatic Farms & Nurseries, 1937)

Wild life foods insure good hunting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wild Life Nurseries, 1956)

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

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 Tricker [catalog] : water-lily specialist - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1923)

William Tricker, water-lily specialist - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Tricker, 1921)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1917)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1922)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1924)

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)

Window gardening : devoted specially to the culture of flowers and ornamental plants for indoor use and parlor decoration - Williams, Henry T. (H.T. Williams, 1872)

Window gardening. Devoted specially to the culture of flowers and ornamental plants, for indoor use and parlor decoration - Williams, Henry T. (H. T. Williams, 1878)

Winter 1933-34 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Aquatic Plant Nursery, 1933)

The wonders of nature and art : comprising nearly three hundred of the most remarkable curiosities and phenomena in the known world; with an account of the recent improvements in locomotive travelling, steam navigation, &c. &c (The Booksellers, 1839)

Wonders of plant life - Bastin, S. Leonard. (Cassell, 1912)

The wonders of vegetation - Schele de Vere, M. (Maximilian), 1820 -1898 (Scribner, 1872)

Woodford Water Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woodford Water Gardens, 1934)

Woodford Water Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woodford Water Gardens, 1932)

Woodford Water Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woodford Water Gardens, 1931)

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

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

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

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 1986)

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 Ferdinandeums für Tirol und Vorarlberg - Ferdinandeum für Tirol und Vorarlberg. (1854)

Zeitschrift für Botanik (1913)

Zeitschrift für Botanik (1920)

Zeitschrift für Botanik (1921)

Zeitschrift für Botanik (1924)

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 Malakozoologie - Menke, Karl Theodor, 1791 -1861 (Hahn'schen Hofbuchhandlung, 1844)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1884)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1888)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1890)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1923)

Zeitschrift für wissenschaftliche Zoologie - Kölliker, Albert, 1817 -1905 (Wilhelm Engelmann, 1851)

Zeitschrift für wissenschaftliche Zoologie - Kölliker, Albert, 1817 -1905 (Wilhelm Engelmann, 1878)

Zeitschrift für wissenschaftliche Zoologie - Kölliker, Albert, 1817 -1905 (Wilhelm Engelmann, 1899)

Die Zelle und die Gewebe. Grundzüge der Allgemeinen Anatomie und Physiologie - Hertwig, Oscar, 1849 -1922 (Fischer, 1893)

Zellen- und gewebelehre, morphologie und entwicklungsgeschichte - Benecke, Wilhelm, 1868 -1946 (B. G. Teubner, 1913)

Zellenlehre und anatomie der pflanzen - Miehe, Hugo. (1911)

Zentralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (F. Deuticke, 1910)

Zentralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (F. Deuticke, 1914)

Zentralblatt für allgemeine und experimentelle Biologie (S. Hirzel, 1910)

zhong guo guan jian di qu sheng wu duo yang xing bao yu de ya jiu lun wen hui bian (1998-2000) - Sun, Ruyong. (guo jia zi ran ke xue ji jin jiu wu zhong da xiang mu, 2001)

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

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

Zoography; or, The beauties of nature displayed. In select descriptions from the animal, and vegetable, with additions from the mineral kingdom. Systematical arranged - Daniell, William, 1769 -1837 (Printed for Cadell and Davies, 1807)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1929)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1956)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1901)

Zoologie pratique basée sur la dissection des animaux les plus répandus - Jammes, Léon 1867 -1937 (Masson, 1904)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1876)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1877)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1881)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1882)

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, 1888)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1890)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1894)

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

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1907)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1921)

Zoologische Jahrbücher Abteilung für Systematik, Geographie und Biologie der Tiere (G. Fischer, 1904)

Zoologische Jahrbücher. Abteilung für Anatomie und Ontogenie der Tiere Abteilung für Anatomie und Ontogenie der Tiere (G. Fischer, c -1993, 1909)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1878)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1912)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1885)

The Zoologist : a monthly journal of natural history (1850)

The Zoologist : a monthly journal of natural history (1852)

The Zoologist : a monthly journal of natural history (1855)

The Zoologist : a monthly journal of natural history (1856)

The Zoologist : a monthly journal of natural history (1857)

The Zoologist : a monthly journal of natural history (1873)

The Zoologist : a monthly journal of natural history (1876)

Zur Flora Tirols 1. Heft Flora von Südtirol - Facchini, Francesco, 1788 -1852 (Druck Wagner, 1855)