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A practical guide to garden plants, containing descriptions of the hardiest and most beautiful annuals and biennials, hardy herbaceous and bulbous perennials, hardy water and bog plants, flowering and ornamental trees and shrubs, conifers; hardy ferns; hardy bamboos and other ornamental grasses. Also the best kinds of fruits and vegetables that may be grown in the open air in the British Isles with full and practical instruction as to culture and propagation - Weathers, John, 1867 -1928 (Longmans, Green, 1901)

Practical plant biochemistry - Onslow, Muriel Wheldale 1880 -1932 (University Press, 1923)

Practical plant biochemistry - Onslow, Muriel Wheldale 1880 -1932 (University Press, 1920)

Practical plant biochemistry - Onslow, Muriel Wheldale 1880 -1932 (University press, 1920)

Precis Analytique des Travaux de l'Academie des Sciences, Belles-Lettres et Arts de Rouen - Académie des sciences, belles lettres & arts de Rouen (1857)

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Price-list : spring 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H .H. Berger & Co, 1906)

Prince's descriptive catalogue of fruit and ornamental trees, shrubbery, vines and plants, cultivated and for sale at the great original establishment, Prince's Linnaean Botanic Garden and Nurseries, Flushing, Long Island, near New-York, comprising the immense collections made by the ancestors of the present proprietors and by themselves during a century, together with rejected lists of such as their long experience has proved to be valueless - Wm. R. Prince & Co. (Wm. R. Prince & Co. :b William Osborn [printer], 1845)

The principles of botany, and of vegetable physiology - Willdenow, Karl Ludwig, 1765 -1812 (Printed at the University Press, for William Blackwood, 1805)

The principles of botany, and of vegetable physiology / translated from the German of D.C. Willdenow - Willdenow, Karl Ludwig, 1765 -1812 (Blackwood, 1811)

The principles of floriculture - White, Edward Albert, 1872 -1943 (The Macmillan company, 1915)

The principles of plant-teratology - Worsdell, Wilson Crosfield (The Ray Society, 1915)

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Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1885)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1935)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1988)

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Prodrome de la flore belge - Wildeman, E. de (Emile), 1866 -1947 (A. Castaigne, 1898)

Prodromo della flora toscana, ossia, Catalogo metodico delle piante che nascono salvatiche in Toscana e nelle sue isole, o che vi sono estesamente coltivate, con la indicazione dei luoghi nei quali si trovano, del tempo della loro fioritura e fruttificazione, dei loro nomi volgari ed usi - Caruel, Teodoro, 1830 -1898 (Coi tipi di F. Le Monnier, 1860)

Prodromus der Flora von Böhmen. Enthaltend die Beschreibungen und Verbreitungsangaben der wildwachsenden und im Freien kultivirten Gefässpflanzen des Königreiches ... - Celakovský, Ladislav Josef, 1834 -1902 (Selbstverlag des Comité's, 1867)

Prodromus florae argentoratensis - Spielmann, Jacob Reinbold, 1722 -1783 (Apud J.G. Bauerum, 1766)

Prodromus florae Batavae - Nederlandsche Botanische Vereeniging, Leyden. (F.E. MacDonald, 1904)

Prodromus florae batavae; nieuwe lijst der Nederlandsche phanerogamen en vaatkryptogamen - Nederlandsche Botanische Vereeniging (F.E. Macdonald, 1901)

Prodromus florae Comitatus Nitriensis : sistens plantas phanerogamicas et cryptogamicas vasculares in Comitatu Nitriensi hucusque observatas - Knapp, Josef Armin, 1843 -1899 (Dispendiis auctoris, 1865)

Prodromus florae Eystettensis. Versuch einer systematischen Characteristik der in der näheren und ferneren Umgebung Eichstätt's wildwachsenden Gefässpflanzen - Hoffmann, Philipp. (Brönner, 1870)

Prodromus florae Hercyniae; oder, Verzeichniss der in dem Harzgebiete wildwachsenden Pflanzen, nach dem Sexualsystem geordnet - Hampe, Ernst, 1795 -1880 (Gebauer, 1836)

Prodromus florae hispanicae, seu synopsis methodica omnium plantarum in Hispania - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1870)

Prodromus florae Suidniciensis - Helmrich, Karl, 1833 - (Gustavus Schade, 1857)

Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta - Candolle, Augustin Pyramus de, 1778 -1841 (Sumptibus Sociorum Treuttel et Würtz, 1846)

Production et fixation des variétés dans les végétaux - Carrière, E.-A. (Elie-Abel), 1818 -1896 (Libraire agricole de la Maison Rustiane, 1865)

Prof. dr. Thom©♭'s Flora von Deutschland, ©sterreich und der Schweiz in wort und bild f©ơr schule und haus - Thomé, Otto W. (Otto Wilhelm), 1840 -1925 (F. E. K©œhler, 1886)

Prof. dr. Thomé's Flora von Deutschland, Österreich und der Schweiz, in wort und bild, für schule und haus ... mit ... - Migula, W. (Walter), 1863 -1938 (1889)

Prof. dr. Thomé's Flora von Deutschland, Österreich und der Schweiz, in wort und bild, für schule und haus ... mit ... - Migula, W. (Walter), 1863 -1938 (1905)

Progressus rei botanicae = Fortschritte der Botanik = Progrès de la botanique = Progress of botany - Association internationale des botanistes. (G. Fischer, 1909)

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The protection of ornamental plants, 1979-April 1989 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1989)

pu yang zhi wu zhi - Zhang, Junpu, Wu Hongchen, Zhu Xuewen & Ma Yipin (zhong guo ke xue ji shu chu ban she, 1996)

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Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1938)

Publication - Smithsonian Institution. Institute of Social Anthropology (U.S. Govt. Print. Off, 1950)

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Pudor's annual, 1932 : plants, seeds, bulbs : a book for garden lovers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1932)

Pudor's annual, 1933 : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1933)

Die Pusztenflora der grossen ungarischen Tiefebene - Woenig, Franz, 1851 -1899 (Verlag von Carl Meyers Graphischem Institut, 1899)

qing hai jing ji zhi wu zhi 青海经济植物志 - Guo, Benzhao (郭本兆) (qing hai ren min chu ban she青海人民出版社, 1987)

The quantitative method in biology - MacLeod, Julius, 1857 -1919 (University Press, 1919)

The quantitative method in biology - MacLeod, Julius, 1857 -1919 (University press, 1919)

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The Quarterly review of biology - American Society of Naturalists. (Published by the Stony Brook Foundation, Inc. for the State University of New York at Stony Brook, 1928)

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Radiation biology - Hollaender, Alexander, 1898 - (McGraw-Hill, 1954)