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Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2004)

Proceedings of the Horticultural Society of London - Royal Horticultural Society (Great Britain) (Bradbury and Evans, 1838)

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Proceedings of the Rochester Academy of Science - Rochester Academy of Science. (The Academy, 1894)

Proceedings of the Royal Horticultural Society London (Royal Horticultural Society, 1862)

Proceedings of the Royal Horticultural Society London (Royal Horticultural Society, 1864)

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Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1843)

Procès-verbaux - Société Linnéenne de Bordeaux. (1895)

Procès-verbaux - Société Linnéenne de Bordeaux. (1910)

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Prodrome d'histoire naturelle du département du Var. 1ère ptie (Imprimerie de P. Garcin, 1853)

Prodrome de la flore Belge - De Wildeman, Emile 1866 -1947 (Alfred Castaigne, 1899)

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

Prodrome de la flore corse : comprenant les résultats botaniques de six voyages exécutés en Corse sous les auspices de M. Emile Burnat - Briquet, John, 1870 -1931 (Georg, 1910)

Prodrome de la flore du Brabant ou catalogue raisonné des plantes qui croissent spontanément dans cette province, et de celles qui y sont généralement cultivées - Wesmael, Alfred, 1832 -1905 (C.-J. Fonteyn, 1861)

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)

Prodromo della storia naturale generale e comparata d'Italia ... - Marmocchi, Francesco Constantino, 1805 -1858 (Società editrice fiorentina, 1844)

Prodromul florei române; sau, Enumeratiunea plantelor pana asta-di cunoscute in Moldova si Valachia - Brândză, D. (Dimitrie), 1847 -1895 (Tip. Academiei Romane, 1879)

Prodromus der Flora der preussischen Rheinlande : erste Abtheilung, Phanerogamen ... - Wirtgen, Philipp Wilhelm, 1806 -1870 (Henry & Cohen, 1842)

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 einer Flora des Kronlandes Salzburg und dessen angränzenden Ländertheilen ... - Hinterhuber, Julius, 1810 -1880 (Druck der Oberer'schen Buchdr, 1851)

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

Prodromus florae Batavae - Nederlandsche Botanische Vereeniging, Leyden. (F.E. MacDonald, 1916)

Prodromus florae Batavae - Nederlandsche Botanische Vereeniging, Leyden. (F.E. MacDonald, 1866)

Prodromus florae Batavae - Dozy, F. (Frans), 1807 -1856 (Sumptibus Societatis, apud J. Hazenberg, 1850)

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, sponte nascentium vel frequentius cultarum quae innotuerunt - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1861)

Prodromus florae hispanicae, seu synopsis methodica omnium plantarum in Hispania - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1861)

Prodromus florae hispanicae, seu synopsis methodica omnium plantarum in Hispania - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1880)

Prodromus florae Hispanicae :seu Synopsis methodica omnium plantarum in Hispania, sponte nascentium vel frequentius cultarum quae innotuerunt - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1880)

Prodromus florae Monasteriensis Westphalorum Phanerogamia - Bönninghausen, Clemens Maria Franz von, 1785 -1864 (F. Regensberg, 1824)

Prodromus florae mosquensis - Martius, Heinrich von, 1781 -1831 (In Commercio Industriae, 1817)

Prodromus florae Novae Hollandiae et Insulae Van-Diemen : exhibens characteres plantarum - Brown, Robert, 1773 -1858 (Sumtibus L. Schrag, 1827)

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

Prodromus plantarum Capensium :quas in promontorio Bonæ Spei Africes, annis 1772-1775 - Thunberg, Carl Peter, 1743 -1828 (J. Edman, 1800)

Prodromus stirpium in horto ad Chapel Allerton vigentium - Salisbury, R. A. (Richard Anthony), 1761 -1829 ([s.n.], 1796)

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 (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 (1903)

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)

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 (1910)

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 (1934)

Pronunciation of plant names - Garden Club of America. (Reproduced and printed by National Process Company], 1922)

Prospetto della flora trentina - Gelmi, Enrico, 1855 -1901 (T.O. Weigel, 1893)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2010)

Publication. Field Museum of Natural History Anthropological series - Field Museum of Natural History. (The Museum, 1940)

Publication. Field Museum of Natural History Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1931)

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

Publication. Field Museum of Natural History Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1940)

Purdy's bulbs for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1911)

Purdy's bulbs for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1914)

Purdy's bulbs for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1909)

Purdy's fall bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1913)

Purdy's fall bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1912)

Quality flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bob Anderson, 1955)

Quality plants, bulbs, seeds : wholesale list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1947)

Quality plants, bulbs, seeds : wholesale list 1946–1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1946)

Quarterly journal of conchology (D. Bogue, 1874)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1866)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1870)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1880)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1882)

Quarterly summary of re-identifications, April, May, June 1963 : Summary No. 13 - United States. Bureau of Plant Industry, (New Crops Research Branch, Plant Industry Station, 1960)

Quarterly summary of re-identifications, October, November, December 1961 : Summary No. 7 - United States. Bureau of Plant Industry, (New Crops Research Branch, Plant Industry Station, 1960)

Quarterly trade catalogue of bulbs, palms, orchids, ferns, etc. : July, August, September, 1894 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitcher and Manda, 1894)

Quarterly trade catalogue of bulbs, palms, orchids, ferns, etc. : July and August 1895 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitcher & Manda, 1895)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1900)

Rambles in search of wild flowers, and how to distinguish them - Plues, Margaret (Journal of horticulture and cottage gardener, 1864)

Rare and unusual bulbs and plants collected from the far corners of the world - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Growers Exchange Inc, 1957)

Rare bulbs and plants : spring and fall 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1930)

Rare bulbs and seeds for fall planting : Offer 24 B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1935)

Rare native plants, shrubs, bulbs, Alpines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Gardens, 1929)

Raupen-Kalendar : nach den Futterpflanzen geordnet für das mitteleuropäische Faungebiet - Rapp, O. (O. Rapp, 1908)

Rawson's autumn catalogue of bulbs and small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1892)

Rawson's autumn catalogue of bulbs and small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1894)

Rawson's bulb hand book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1908)

Rawson's bulb hand book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1907)

Rawson's bulb hand book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1909)

Répertoire des plantes utiles et des plantes vénéneuses du globe contenant la synonymie latine et française des plantes, leurs noms vulgaires français et l'indication de leurs usages ... précédé d'un traité indispensable aux personnes qui veulent herboriser, et composer des herbiers - Duchesne, E. A. (Edouard Adolphe), 1804 -1869 (J. Renouard, 1836)

Révision des champignons, tant supérieurs qu'inférieurs trouvés jusqu'à ce jour dans les Pays-Bas - Oudemans, C. A. J. A. (Cornelis Antoon Jan Abraham), 1825 -1906 (J. Mller, 1892)

A reader in botany - Moore, Jane Newell, 1857 -1945 (Ginn & Co, 1898)

Reading Naturalist. Reading - Reading Natural History Society.

Ready for immediate shipment - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Universal Bulb Corporation, 1940)

Recent advances in cytology - Darlington, C. D. (Cyril Dean), 1903 - (P. Blakiston's son & co., inc, 1937)

Recherches sur la géographie botanique du Lyonnais - Magnin, Antoine, 1848 -1926 (J.-B. Baillière, 1879)

Recherches sur le pédoncule et la fleur des Liliacées - Allorge, V. (Valentine) 1888 -1977 (Imprimerie Nemourienne, 1920)