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 - 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, sponte nascentium vel frequentius cultarum quae innotuerunt - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1870)

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

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

Prodromus florae neomarchicae secundum systema proprium conscriptus atque figuris XX coloratis adornatus - Rebentisch, Johann Friedrich, 1772 -1810 (Impensis F. Schüppel, 1804)

Prodromus florae Novae-Hollandiae et Insulae van-Diemen : exhibens characteres plantarum - Brown, Robert, 1773 -1858 (Veneunt a reductione Isidis, 1821)

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

Prodromus florae Novae Hollandiae et Insulae Van-Diemen, exhibens characteres plantarum - Brown, Robert, 1773 -1858 (typis R. Taylor et socii, 1810)

Prodromus floræ Novæ Hollandiæ et Insulæ Van-Diemen : exhibens characteres plantarum quas annis 1802-1805 - Brown, Robert, 1773 -1858 (typis R. Taylor et socii, 1810)

Prodromus plantarum Capensium :quas in promontorio Bonæ Spei Africes, annis 1772-1775 - Thunberg, Carl Peter, 1743 -1828 (J. Edman, 1794)

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

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, 1849)

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)

Proper functioning condition assessment for lentic areas - Smith, David R (U.S. Department of the Interior, Bureau of Land Management, National Operations Center, 2020)

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)

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

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)

Publications in natural sciences = Publications de sciences naturelles - National Museum of Natural Sciences (Canada) (National Museums of Canada, 1985)

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

Quality seeds, spring 1941 : everything for farm, garden and lawn, dog foods, poultry pet & bird supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Ebeling, 1941)

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

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

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1885)

Quarterly summary of re-identifications, January, February, March 1965 : Summary No. 20 - Hyland, Howard L. (New Crops Research Branch, Plant Industry Station, 1960)

Quarterly summary of re-identifications, October, November, December 1964 : Summary No. 19 - Hyland, Howard L. (New Crops Research Branch, Plant Industry Station, 1960)

Quarterly summary of re-identifications, October, November, December 1962 : Summary No. 11 - United States. Bureau of Plant Industry, (New Crops Research Branch, Plant Industry Station, 1960)

The Queensland flora - Bailey, Frederick Manson 1827 -1915 (Printed by H. J. Diddams & co, 1902)

The Queensland flora - Bailey, Frederick Manson 1827 -1915 (Printed by H. J. Diddams & co, 1905)

R & J Farquhar & Co's catalogue 1894 : reliable tested seeds plants bulbs fertilizers tools etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1894)

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

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 plants of Arizona and New Mexico : names, symbols and notations - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S.D.A, 1958)

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)

Reading Naturalist. Reading - Reading Natural History Society. (1961)

Reading Naturalist. Reading - Reading Natural History Society. (1987)

Recherches sur le mode de développement des organes végétatifs de diverses plantes de la Savoie - Songeon, André, 1826 -1905 (Impr. Nouvelle, 1907)

Reclamation with native grasses in Alberta : field trial results - Alberta. Forest Service. (Alberta Forest Service, 1986)

A record of the fungi named by J.B. Ellis - United States. Bureau of Plant Industry, Soils,; Agricultural Engineering. (Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, U.S. Dept. of Agriculture, 1952)

Records of general science

Records of seed distribution and cooperative experiments with grasses and forage plants - Scribner, Frank Lamson, 1851 -1938 (Govt. print. off, 1902)

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

Rectifications et additions à la flore des environs de Rouen - Blanche, Emmanuel, 1824 -1908 (Impr. de A. Peron, 1850)

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

Recueil de planches de botanique de l'encyclopédie - Audebert, J. B. (Jean Baptiste), 1759 -1800 (Chez Mme. Veuve Agasse, imprimeur-libraire, 1823)

Recueil des travaux botaniques néerlandais - Koninklijke Nederlandse Botanische Vereniging. (Société botanique néerlandaise, 1904)

Redband trout (Oncorhynchus mykiss gairdneri) : population and stream habitat surveys in western Owyhee County, Idaho - Allen, Dale B. (U.S. Department of the Interior, Bureau of Land Management, Idaho State Office, 1997)

Reduction of all the genera of plants contained in the Catalogus plantarum Americæ septentrionalis, of the late Dr. Muhlenberg, to the natural families of Mr. de Jussieu's system : For the use of the gentlemen who attended the course of elementary and philosophical botany in Philadelphia, in 1815 - Correia da Serra, José Francisco, 1750 -1823 (Published by Solomon W. Conrad, no. 87, Market Street, 1815)

Reflections on the phenomenon of rejuvenescence in nature, especially in the life and development of plants - Braun, Alexander, 1805 -1877 (1851)

Le Règne végétal; divisé en: Traité de botanique, Flore médicale, usuelle et industrielle, Horticulture théorique et pratique, Plantes agricoles et forestières, Histoire biographique et bibliographique de la botanique - Réveil, O. (Oscar), 1821 -1865 (L. Guérin, 1870)

Reise durch das Altai-Gibirge und die soongorische Kirgisen=Steppe : Auf Kosten der Kaiserlichen Universität Dorpat unternommen im jahre 1826 in Begleitung der Herren D. Carl Anton Meyer und D. Alexander von Bunge - Ledebour, Carl Friedrich von, 1785 -1851 (G. Reimer, 1830)

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)

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, 1867)

Reise, nach den spanischen Ländern in Europa und America in den Jahren 1751-bis 1756, nebst Beobachtungen und Anmerkungen über die merkwürdigen Genwächse - Linné, Carl von, 1707 -1778 (G. A. Lange, 1766)

Reisen in Amur-Land und auf der Insel Sachalin : im Auftrage der Kaiserlich-Russischen Geographischen Gesellschaft ausgefuehrt - Schmidt, Friedrich, 1832 -1908 (Commissionaires de l'Académie impériale des sciences, 1868)

Reisen in Britisch-Guiana in den Jahren 1840-1844 : nebst einer Fauna und Flora Guiana's nach Vorlagen von Johannes Müller, Ehrenberg, Erichson, Klotzsch, Troschel, Cabanis und Andern - Ehrenberg, Christian Gottfried, 1795 -1876 (J. J. Weber, 1847)

Reisen in den Vereinigten Staaten, Canada und Mexico - Müller, J. W. von Baron (Johann Wilhelm) 1824 -1866 (F.A. Brockhaus, 1864)

Reliable, tested seeds, plants, bulbs, tools, &c. : catalogue 1891 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar & Co, 1891)

Reliable tested seeds plants, bulbs, tools, fertilizers, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1892)

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)

Reliquiae Haenkeanae, seu, Descriptiones et icones plantarum :quas in America meridionali et boreali, in insulis Philippinis et Marianis collegit Thaddaeus Haenke - Šternberg, Kašpar, Graf, 1761 -1838 (Apud J.G. Calve, 1830)

Remarks on the geographical distribution of British plants : chiefly in connection with latitude, elevation, and climate - Watson, Hewett Cottrell, 1804 -1881 (Printed for Longman, Rees, Orme, Brown, Green, and Longman, 1835)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1901)

Rennie's 1902 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Rennie Co, 1902)

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 annuum literaturae botanicae periodicae - Bemmelen, J. A. van. (Erven Loosjes, 1873)

Repertorium botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus Friderici Hofmeister, 1842)

Repertorium botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus Friderici Hofmeister, 1844)

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, 1913)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1920)

Report - Kentucky. Bureau of Agriculture, Horticulture; Statistics. (1914)

Report - Lawes Agricultural Trust Committee (Lawes Agricultural Trust [etc.], 1912)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1917)

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. (1914)

Report / Botanical Exchange Club of the British Isles - Botanical Exchange Club of the British Isles. (1881)

Report / Botanical Exchange Club of the British Isles - Botanical Exchange Club of the British Isles. (1896)

Report / Botanical Exchange Club of the British Isles - Botanical Exchange Club of the British Isles. (1900)

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. (1920)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1923)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1926)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1928)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1929)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1932)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1933)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1945)

Report of an exploration of parts of Wyoming, Idaho, and Montana in August and September, 1882 - Gray, Asa, 1810 -1888 (U.S. G.P.O, 1882)

Report of observations of injurious insects and common farm pests, during the year ... : with methods of prevention and remedy - Ormerod, Eleanor A. (Eleanor Anne), 1828 -1901 (Simpkin, Marshall & Co, 1884)

Report of the Botanist - New York (State). State Botanist. (James B. Lyon, State Printer, 1867)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1857)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1863)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1888)