The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1903)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1906)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1913)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1918)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1919)

Proceedings of the Linnean Society of London - Linnean Society of London. (Published for the Linnean Society of London by Academic Press [etc.], 1848)

Proceedings of the Linnean Society of London - Linnean Society of London. (Published for the Linnean Society of London by Academic Press [etc.], 1906)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1896)

Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1880)

Proceedings of the Royal Irish Academy - Royal Irish Academy. (Royal Irish Academy, 1875)

Proceedings of the Royal Irish Academy - Royal Irish Academy. (Royal Irish Academy, 1884)

Proceedings : Symposium on the Biology of Artemisia and Chrysothamnus : Provo, Utah, July 9-13, 1984 - Intermountain Research Station (Ogden, Utah) (Intermountain Research Station, Forest Service, U.S. Dept. of Agriculture, 1986)

Procès-verbaux - Société Linnéenne de Bordeaux. (1947)

Prodrom der Waldstätter Gefässpflanzen - Rhiner, Joseph, 1830? -1897 (J. Bürgler, 1870)

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)

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

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, sponte nascentium vel frequentius cultarum quae innotuerunt - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1880)

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

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

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

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)

Programmatic environmental impact statement vegetation treatments using herbicides on Bureau of Land Management lands in 17 western states : final - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, 2007)

Progress report : Trickle Mountain research study [report no. 2] - Colorado State University. (U.S. Department of the Interior, Bureau of Land Management, Denver Service Center, 1978)

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

A provisional host-index of the fungi of the United States - Farlow, W. G. (William Gilson), 1844 -1919 (1891)

A provisional list of the parasitic fungi of Wisconsin - Davis, John Jefferson. (1914)

Pteridophyta, Gymnospermae and Monocotyledones - Ostenfeld, C. H. (Carl Hansen), 1873 -1931 (Nordiske forlag, 1902)

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

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1936)

Pugillus plantarum imprimis Hispanicarum, quas in itinere 1851-52 - Lange, Joh., 1818 -1898 (B. Luno, 1860)

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

qing zang gao yuan yan jiu heng duan shan kao cha zhuan ji 2 - Zhongguo ke xue yuan. Qing zang gao yuan zong he ke xue kao cha dui (bei jing ke xue ji shu chu ban she, 1986)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1985)

Range and pasture management - Sampson, Arthur W. (Arthur William), 1884 -1967 (John Wiley, 1923)

Range grasses of California - Chase, Agnes, 1869 -1963 (University of California Printing Office, 1927)

Range improvement notes - United States. Forest Service. (Forest Service, U.S. Dept. of Agriculture, Intermountain Region, 1956)

Range plant community types and carrying capacity for the montane subregion : third approximation - Willoughby, Michael, 1959 - (Alberta Environmental Protection, Lands and Forest Services, 1998)

Range plant community types and carrying capacity for the montane subregion : second approximation - Willoughby, Michael, 1959 - (Alberta Environmental Protection, Lands and Forest Services, 1997)

Range plant community types and carrying capacity for the subalpine and alpine subregions : first approximation - Willoughby, Michael, 1959 - (Alberta Environmental Protection, Lands and Forest Services, 1999)

Range plant community types and carrying capacity for the subalpine and alpine subregions : second approximation - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Public Lands Division, 2003)

Range plant community types and carrying capacity for the subalpine and alpine subregions : third approximation - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Public Lands Division, 2006)

Range plant community types and carrying capacity for the upper foothills subregion : fourth approximation - Willoughby, Michael, 1959 - (Alberta Sustainable Resource Development, Public Lands Division, 2001)

Range plant community types and carrying capacity for the upper foothills subregion : second approximation - Willoughby, Michael, 1959 - (Alberta Environmental Protection, Lands and Forest Services, 1997)

Range plant community types and carrying capacity for the upper foothills subregion of Alberta: fifth approximation - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Public Lands & Forests Division, 2005)

Range plant handbook - Dayton, William A. (William Adams), 1885 - (U. S. Govt. print. off, 1937)

Range plant handbook - Dayton, William A. (William Adams), 1885 - (U.S. Govt. print. off, 1937)

Rastitelʹnyĭ mir Russkikh stepeĭ, polupustynʹ i pustynʹ, ocherki ėkologicheskie i fitosot︠s︡iologicheskie = Die Pflanzenwelt der russischen Steppen, Halbwüsten und Wüsten, Oekologische und phytosociologische studien - N.K.P. Glavnauka Gosudarstvennīĭ Institut Po Izuchenii︠u︡ Zasushlivykh Oblasteĭ. (Red. izd. Kom. N.K.Z, 1923)

Reading Naturalist. Reading - Reading Natural History Society.

Readings in mammalogy / selected from the original literature and introduced with comments - Anderson, Sydney, 1927 -2018 (Museum of Natural History, University of Kansas, 1970)

Real Sociedad Española de Historia Natural. Tomo extraordinario publicado con motivo del 50. aniversario de su fundación, 1921 - Sociedad Española de Historia Natural. (Museo Nacional de Ciencias Naturales, 1921)

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Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1893)

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1919)

Recueil de l'Institut botanique (Université de Bruxelles) - Institut botanique Léo Errera. (Henri Lamertin, 1902)

Red list of the endemic plants of the Caucasus : Armenia, Azerbaijan, Georgia, Iran, Russia, and Turkey - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2014)

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Buchdr. der K. Akademie der Wissenschaften : Zu haben bei Eggers, 1856)

Reliquiae Formánekianae : enumeratio critica plantarum vascularium, quas itineribus in Haemo Peninsula et Asia Minore (Bithynia) factis collegit Dr. Ed. Formánek - Vandas, Karel, 1861 -1923 (Comitiorum Marchionatus Moraviae, 1909)

Répertoire des noms génériques mentionnés dans l'Index kewensis et ses quinze premiers suppléments = Guide to the generic names appearing in the Index Kewensis and its fifteen supplements = Repertorio de los nombres genericos enumerados en el Index Kewensis y sus quince suplementos = Repertorium der im Index Kewensis und seinen fuenfzehn ersten Supplementen erwaehnten Gattungsnamen - Rouleau, Ernest 1916 -1991 (Châtelain, 1981)

Repertorium florae Ligusticae - De Notaris, Giuseppe, 1805 -1877 (Ex Regio Typographeo, 1844)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1905)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1906)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1907)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1911)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1913)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1919)

Réponse à une adresse de l'Assemblée législative en date du 19 avril 1886, demandant copie du rapport d'un voyage fait au Labrador canadien, en vertu d'un ordre en conseil, par M. Saint-Cyr, ancien député, conservateur du musée de l'instruction publique aussi copie de son catalogue des plantes et des oiseaux de la Côte Nord et des î les faisant partie du Labrador canadien, exposés au Musée de l'Instruction publique - Saint-Cyr, D. N. (Dominique Napoléon), 1826 -1899 (s.n, 1886)

Report and transactions - Guernsey Society of Natural Science; Local Research. (The Society, 1890-1922, 1895)

Report / Botanical Exchange Club and Society of the British Isles - Botanical Exchange Club; Society of the British Isles. (1901)

Report / Botanical Exchange Club and Society of the British Isles - Botanical Exchange Club; Society of the British Isles. (1913)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1905)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1915)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1916)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1917)