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)

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, 1873)

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, 1842)

The production of field crops, a textbook of agronomy - Hutcheson, Thomas Barksdale, 1882 - (McGraw-Hill, 1948)

Productive bee-keeping : modern methods of production and marketing of honey - Pellett, Frank Chapman, 1879 -1951 (J.B. Lippincott, 1916)

Productive bee-keeping; modern methods of production and marketing of honey - Pellett, Frank Chapman, 1879 -1951 (J.B. Lippincott company, 1916)

Productive bee-keeping; modern methods of production and marketing of honey - Pellett, Frank Chapman, 1879 -1951 (J. B. Lippincott company, 1918)

Productive farm crops - Montgomery, E. G. (Edward Gerrard), 1878 - (Lippincott, 1918)

Productive farm crops - Montgomery, E. G. (Edward Gerrard), 1878 - (J.B. Lippincott company, 1916)

Productive farm crops - Montgomery, E. G. (Edward Gerrard), 1878 - (J. B. Lippincott, 1922)

Prof. Dr. Harald O. Lenz' Ntzliche, schdliche und verdchtige Pilze - Lenz, Harald Othmar, 1799 -1870 (Thienemann, 1890)

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 (1888)

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 (1912)

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 (1913)

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)

Progressus rei botanicae = Fortschritte der Botanik = Progrès de la botanique = Progress of botany - Association internationale des botanistes. (G. Fischer, 1914)

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)

The proteomorphic theory and the new medicine : an introduction to proteal therapy - Williams, Henry Smith, 1863 -1943 (Goodhue Co, 1918)

A provisional host-index of the fungi of the United States - Farlow, W. G. (William Gilson), 1844 -1919 (1888)

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)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1962)

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

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2012)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2015)

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

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1980)

Publication. Field Columbian Museum. Botanical series - Field Columbian Museum. (Field Columbian Museum, 1896)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1923)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1930)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1937)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1943)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1950)

Publication / the Herbarium, Department of Biological Sciences, University of California, Santa Barbara - University of California, Santa Barbara. (the Herbarium, 1985)

[Publications on plant pathology from Cornell Agricultural Experiment Station Memoirs, collected by H.S. Jackson.] - Jackson, H. S. (Herbert Spencer), 1883 -1951 (Cornell University], 1915)

[Publications on plant pathology from Wisconsin Experiment Station Research bulletins, collected by H.S. Jackson.] - Wisconsin. Agricultural Experiment Station, Madison (1911)

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

Pure bred seed corn : 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.G. Lewis Seed Company, 1920)

Pure bred seed corn : 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.G. Lewis, 1921)

Purity brand garden and field seeds, poultry, food and supplies specially selected for the southern planter - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Nicholson Seed Co, 1918)

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

qing dao zhong zi zhi wu ming lu - Chen, Zhuo. (shan dong da xue xue bao er juan si qi)

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)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1977)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1981)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1987)

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)

Quantity price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1937)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1923)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1902)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1916)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1924)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1935)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1936)

The Queensland flora - Bailey, Frederick Manson 1827 -1915 (Printed by H. J. Diddams & co, 1900)

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

Quotation #122 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Radway-McCullough Seeds, Incorporated, 1935)

R. & J. Farquhar and Co's. catalogue, 1897 : reliable tested seeds plants, bulbs fertilizers tools, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1897)

R. & J. Farquhar and Co's. catalogue,1895 : reliable tested seeds plants, bulbs fertilizers tools, &c - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1895)

The races of man and their geographical distribution - Pickering, Charles, 1805 -1878 (Printed by C. Sherman, 1848)

Rad - Jugoslavenska akademija znanosti i umjetnosti. Razred za prirodne nauke. (Jugoslavenska akademija znanosti i umjetnosti, 1876)

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

Range management and its ecological basis in the ponderosa pine type of Arizona : the status of our knowledge - Clary, Warren P. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1975)

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)

Rapid ecological assessment of selected state lands in southcentral Montana for plant species of special concern - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1993)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1981)

Rariora musei Besleriani quae olim Basilius et Michael Rupertus Besleri collegerunt : aeneisque tabulis ad vivum incisa evulgarunt - Besler, Basilius, 1561 -1629 (s.n. ], 1696)

Die Raupen der gross-schmetterlinge Europas - Hofmann, Ernst, 1837 -1892 (Verlag der C. Hoffmann, 1893)

Der Raupen wunderbare Verwandelung und sonderbare Blumen-Nahrung : worinnen durch eine gantz-neue Erfindung der Raupen, Würmer, Sommer-vögelein, Motten, Fliegen, und anderer dergleichen Thierlein Ursprung, Speisen und Veränderungen samt ihrer Zeit, Ort und Eigenschaften, den Naturkündigern, Kunstmahlern und Gartenliebhabern zu Dienst, fleissig untersucht, kürtzlich beschrieben, nach dem Leben abgemahlt ins Kupfer gestochen un selbst verlegt - Merian, Maria Sibylla, 1647 -1717 (Zu finden bey Johann Andreas Graffen, Mahlern, 1683)

R.B. Buchanan seeds. 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.B. Buchanan, 1917)

R.B. Buchanan seeds : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.B. Buchanan, 1922)

R.B. Buchanan seeds 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.B. Buchanan, 1923)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Son, 1967)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Son, 1960)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Son, 1962)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Sons, 1962)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Son, 1961)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Son, 1958)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Son, 1963)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Son, 1969)

R.E. Lambert & Son - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Sons, 1961)

R.E. Lambert & Sons - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Sons, 1958)

R.E. Lambert & Sons - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Lambert & Sons, 1959)

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)

Reading Naturalist. Reading - Reading Natural History Society. (1964)

Reclamation of disturbed alpine lands : a literature review - Alberta. Land Conservation; Reclamation Council. (Alberta Land Conservation and Reclamation Council, Reclamation Research Technical Advisory Committee, 1990)

Reclamation of mined lands in the western coal region - Narten, Perry F. (U.S. Geological Survey], 1983)

Record of decision and approved Rawlins resource management plan for public lands administered by the Bureau of Land Management, Rawlins Field Office, Rawlins, Wyoming - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, Rawlins Field Office, 2008)

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 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)

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1904)

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1912)

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

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1953)

Recueil d'oeuvres - Errera, Léo Abram, 1858 -1905 (H. Lamertin, 1908)

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