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

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1987)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1986)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1989)

Weber 1932 planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co, 1932)

Weber's annual guide, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Company, 1933)

Weber's guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursey Co, 1920)

Weber's guide. 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursey Co, 1918)

Weber's guide. 1917, fiftieth anniversary issue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursey Co, 1917)

Weber's guide : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursey Co, 1924)

Weber's guide : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursey Co, 1925)

Weber's guide : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co. Inc, 1926)

Weber's guide : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co. Inc, 1927)

Weber's guide, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co, 1928)

Weber's guide, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co, 1929)

Weber's guide, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co, 1931)

The weekly florists' review (Florists' Pub. Co, 1899)

Whitefly of the world : a systematic catalogue of the Aleyrodidae (Homoptera) with host plant and natural enemy data - British Museum (Natural History) (British Museum (Natural History) and Wiley, 1978)

Wholesale bulbs, plants, supplies : fall '56 - spring '57 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1956)

Wholesale bulbs, plants, supplies, spring '57 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1957)

Wholesale catalog fall 1951 - spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1951)

Wholesale catalog fall 1952 - spring 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1952)

Wholesale catalog, fall 1956 : bulbs, plants, seeds, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.S. Skidelsky & Co., Inc, 1956)

Wholesale catalog, fall 1957 : bulbs, plants, seeds, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.S. Skidelsky & Co., Inc, 1957)

Wholesale catalog, fall 1958: bulbs, plants, seeds, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.S. Skidelsky & Co., inc, 1958)

Wholesale catalog : fall, 1958, spring, 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1958)

Wholesale catalog, spring 1954 : bulbs, plants, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.S. Skidelsky & Co., Inc, 1954)

Wholesale catalog, spring 1955 : bulbs, plants, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.S. Skidelsky & Co., Inc, 1955)

Wholesale fall '49 - spring '50 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1949)

Wholesale fall '50 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1950)

Wholesale foliage : 1958-59 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones and Scully, Inc, 1958)

Wholesale price list : 1959-1960 : featuring tropical foliage, plants, bulbs, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berkery, Inc, 1959)

Wholesale price list : fall-winter 1956 : featuring tropical foliage plants, plants, bulbs, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berkery, Inc, 1956)

Wholesale price list : July 15,1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palmer Nurseries, 1959)

Wholesale price list : winter-spring 1957 : featuring tropical foliage plants, plants, bulbs, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berkery, Inc, 1957)

Wholesale prices effective at once, F.O.B. Plymouth : popular large leaf philodendrons - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogshead's Nurseries, 1959)

Wholesale prices effective at once, FOB Plymouth : popular large leaf philodendrons, shipped in paper pots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogshead's Nurseries, 1957)

Wholesale prices effective at once, FOB Plymouth : popular large leaf philodendrons, shipped in paper pots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogshead's Nurseries, 1958)

Wholesale prices effective at once, FOB Plymouth : popular large leaf philodendrons, shipped in paper pots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogshead's Nurseries, 1955)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1894)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1896)

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

Wild and cultivated plants poisonous to humans in Canada : a preliminary inventory - Mulligan, Gerald A., 1928 - (Research Branch, Agriculture Canada, 1984)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1871)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1872)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1876)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1877)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1879)

[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. (1883)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1884)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1885)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1887)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1888)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1890)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1891)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1893)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1904)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1911)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1864)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1992)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1860)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1861)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1863)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1864)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1867)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1868)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1869)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1870)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1871)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1872)

World treasures from Flowerland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1935)

World treasures from Flowerland : 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1937)

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

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

The Yokohama Nursery Co., Ltd - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Yokohama Nursery Co., Ltd, 1914)

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)

zai pei zhi wu ming lu - Zhongguo ke xue yuan. Zhi wu yan jiu suo (zhong guo ke xue yuan)

Zeitschrift für Botanik (1909)

Zeitschrift für Botanik (1911)

Zeitschrift für Botanik (1923)

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

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

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

Zentralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (F. Deuticke, 1911)

zhi wu jie pou xue : shi yan he jie shuo . shang ce 植物解剖学:试验和解说.上册 - Cutter, Elizabeth Graham (ke xue chu ban she 科学出版社, 1973)

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 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)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1947)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1962)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1895)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1892)