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The West-American scientist - Orcutt, Charles Russell, 1864 -1929 (C.R. Orcutt, 1903)

The West-American scientist - Orcutt, Charles Russell, 1864 -1929 (C.R. Orcutt, 1912)

Where to find ferns : with a special chapter on The ferns round London - Heath, Francis George, 1843 -1913 (Society for Promoting Christian Knowledge, 1885)

Who's who among the ferns - Beecroft, W. I. (Willey Ingraham), 1870 - (Moffat, Yard, 1910)

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Wholesale descriptive price list for 1901 of California wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.G. Watkins, 1901)

Wholesale price list : 1905-6 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Watkins & Locke, 1906)

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. evergreens, hardy shrubs, forest and shade trees, tree seedlings, vines, seeds, hardwood cuttings, hedge plants. No. 1, fall 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Forest Nursery Co. Incorporated, 1936)

Wholesale price-list : hardy perennials, hardy vines, shrubs, etc. spring and fall 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, Incorporated, 1920)

Wholesale price list of hardy native flowering shrubs, perennials and broadleaf evergreens, ferns, bulbs, bog and aquatic plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.J. Greene, 1940)

Wholesale price-list of hardy perennials, hardy vines, shrubs, roses, etc. : spring and fall, 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, 1916)

Wholesale price-list of hardy perennials, hardy vines, shrubs, roses, etc. Spring and fall, 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, 1917)

Wholesale price-list of hardy perennials, hardy vines, shrubs, roses, etc. Spring and fall, 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, 1918)

Wholesale price-list [of] hardy perennials, rock-garden plants, vines, shrubs, etc. : spring and fall 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, Inc, 1922)

Wholesale price list spring and fall, 1923 : hardy perennials, rock-garden plants, vines, shrubs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, Incorporated, 1923)

Wholesale price-list spring and fall, 1924 : hardy perennials, rock-garden plants, vines, shrubs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, Incorporated, 1924)

Wholesale price list, spring and fall, 1925 : hardy perennials, rock-garden plants, vines, shrubs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, Incorporated, 1925)

Wholesale trade list - Elizabeth Nursery Co. (Elizabeth Nursery Co, 1913)

Wholesale trade list, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1943)

Wholesale trade list, fall 1931 [of] hardy native lilies, bulbous plants, orchids, ferns, aquatic and bog plants, wild flowers and rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1931)

Wholesale trade-list : fall and spring, 1930-1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1930)

Wholesale trade-list : fall and spring, 1931-1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1931)

Wholesale trade list : hardy ornamental trees, shrubs & herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyomanock Nurseries, 1902)

Wholesale trade list : hardy ornamental trees, shrubs & herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyomanock Nurseries, 1905)

Wholesale trade list : hardy ornamental trees, shrubs & herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyomanock Nurseries, 1906)

Wholesale trade list : hardy ornamental trees, shrubs and herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyomanock Nurseries, 1900)

Wholesale trade list : hardy ornamental trees, shrubs and herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyomanock Nurseries, 1901)

Wholesale trade list : hardy ornamental trees, shrubs and herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyomanock Nurseries, 1902)

Wholesale trade list : hardy ornamental trees, shrubs and herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Harrison & Sons, 1910)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, and wild flowers : fall 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1934)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees and shrubs, and evergreens : spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1934)

Wholesale trade list of hardy ornamental trees : shrubs and herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Harrison & Sons, 1911)

Wholesale trade list of hardy ornamental trees, shrubs and herbaceous plants : 1913-1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Harrison & Sons, 1913)

Wholesale trade list of hardy ornamental trees, shrubs, herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyomanock Nurseries, 1910)

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

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1958)

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

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

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

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1874)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1873)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1853)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1940)

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 in door use and parlor decoration - Williams, Henry T. (Ladies' Floral Cabinet Co, 1884)

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)

Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899 - Chun, Carl, 1852 -1914 (G. Fischer, 1922)

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)

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)

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

Wrightia - University of Texas at Dallas. (University of Texas at Dallas, 1945)

Wrightia - University of Texas at Dallas. (University of Texas at Dallas, 1949)

Wrightia - University of Texas at Dallas. (University of Texas at Dallas, 1961)

xia deng zhi wu fen lei xue - Du, Yaquan (杜亜泉) (shang wu yin shu guan)

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yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2006)

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Zeitschrift für Botanik (1913)

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Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1858)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1859)

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, 1875)

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

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zhong guo dong bei zhi wu jian suo biao - dong bei nong lin xue yuan zhi wu jiao yan zu he bian (dong bei nong lin xue yuan zhi wu jiao yan zu)

zhong guo jue lei zhi wu zhi shu - Fu, Shuxia (zhong guo ke xue yuan, 1954)

zhong guo yu yao zhi wu tu shuo jue lei zhi wu men - Fu, Shuxia (ke xue chu ban she, 1957)

Zhongguo jue lei zhi wu tu pu =Icones filicum sinicarum - Beiping Jingsheng Sheng wu diao cha suo. (Metropolitan Museum of Natural History, Academia Sinica ;Fan Memorial Institute of Biology, 1930)

Zhongguo jue lei zhi wu tu pu =Icones filicum sinicarum - Beiping Jingsheng Sheng wu diao cha suo. (Metropolitan Museum of Natural History, Academia Sinica ;Fan Memorial Institute of Biology, 1935)

Zhongguo ke xue yuan Nanjing di zhi gu sheng wu yan jiu suo ji kan - Zhongguo ke xue yuan. Nanjing di zhi gu sheng wu yan jiu suo. (Ke xue chu ban she, 1988)

Zoe:a biological journal (Zoe Publishing Co, 1891)

Zoe:a biological journal (Zoe Publishing Co, 1892)

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

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

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

Die zweite Deutsche Nordpolarfahrt in den Jahren 1869 und 1870, unter Führung des Kapitän Karl Koldewey - Geographische Gesellschaft in Bremen. (F.A. Brockhaus, 1874)