La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1909)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1973)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2005)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2013)

Revue zoologique - Société Cuvierienne. (Société cuvierienne, 1841)

Rezulʹtaty obsli︠e︡dovanii︠a︡ rastitelʹnosti na zemelʹnom uchastki︠e︡ Ekaterinoslavskoĭ Oblastnoĭ Selʹsko-Khozi︠a︡ĭstvennoĭ Opytnoĭ Stant︠s︡īi v 1912-1915 g. = The results of the Investigations of the Vegetativeness on the Territory of the Provincial Station at Ekaterinoslav in 1912-1915 year - Shevelev, I., (Tipo-Litografīi︠a︡ Ekaterininskoĭ zheli︠e︡znoĭ dorogi, 1917)

Rheinische Flora. Beschreibung der wildwachsenden und cultivirten Pflanzen des Rheingebietes vom Bodensee bis zur Mosel und Lahn, mit besonderer Beru¨cksichtigung des Grossherzogthums Baden - Döll, Johann Christof, 1808 -1885 (H.L. Brnner, 1843)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1900)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1903)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1904)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1907)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1918)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1940)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1941)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1943)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1947)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1953)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1956)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1966)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1976)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1977)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1979)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1992)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1996)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2000)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2002)

ri ben zhi wu ming hui - Honda, Masaji 本田正次 1897 -1984 (san sheng tang)

Richard Frotscher's almanac and garden manual 1891 for the southern states, New Orleans, La - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. Frotscher, 1891)

Richard Frotscher's almanac and garden manual 1894 for the southern states - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. Frotscher, 1894)

Richard Frotscher's almanac and garden manual for the southern states : 1895 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richard Frotscher Seed Company, 1895)

Richard Frotscher's almanac and garden manual for the southern states - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. Frotscher, 1889)

Richard Frotscher Seed Co. Ltd. : garden manual for the southern states 1897 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. Frotscher, 1897)

Richardson & Gould's seed catalogue. : American Agriculturist Building, no. 245 Broadway, Post Office address, P.O. Box 5134, New York - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perris & Browne, printers, 164 Fulton Street, 1872)

Riparian and wetland plant associations of southwestern Idaho : with a focus on the Bureau of Land Management's Lower Snake River District - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, National Science and Technology Center, Information and Communications Group, 2001)

Riviera nature notes : a popular account of the more striking plants and animals of the Riviera and the Maritime Alps - Comerford Casey, G. E. (George Edward), 1846 -1912 (Labour Press limited, 1898)

Rivista coleotterologica italiana (Salsomaggiore, 1906)

Rivista coleotterologica italiana (Salsomaggiore, 1912)

Rivista critica e descrittiva delle specie di Trifolium italiane, e affini compresse nella sez. Lagopus Koch. Saggio di una monografia dei trifogli italiani - Gibelli, Giuseppe, 1831 -1898 (Loescher, 1888)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1899)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1902)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1909)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1920)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1923)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1892)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1893)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1899)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1900)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1888)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1903)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1906)

Rivista Periodica dei Lavori della I.R. Accademia di Scienze, Lettere ed Arti di Padova - Accademia di scienze, lettere ed arti di Padova. (1852)

Rocky Mountain flowers : an illustrated guide for plant-lovers and plant-users - Clements, Frederic E. (Frederic Edward), 1874 -1945 (H. W. Wilson, 1920)

Rocky mountain flowers; an illustrated guide for plantlovers and plant-users - Clements, Frederic E. (Frederic Edward), 1874 -1945 (the H.W. Wilson company, 1914)

Rocky Mountain front grizzly bear monitoring and investigation - U.S. Fish; Wildlife Service (s.n, 1985)

Rocky Mountain wild flower studies; an account of the ways of some plants that live in the Rocky Mountain region - Longyear, Burton Orange, 1868 - (Merchants Publishing Co, 1909)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1979)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1980)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1982)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2008)

Roman farm management; the treatises of Cato and Varro done into English, with notes of modern instances by a Virginia farmer - Harrison, Fairfax, 1869 -1938 (Macmillan, 1918)

Romanarum plantarum centuria decimatertia - Mauri, Ernesto, 1791 -1836 (Typis de Romanis, 1820)

The Romance of wild flowers : a companion to the British flora - Step, Edward, 1855 -1931 (Warne, 1899)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1940)

Root development in the grassland formation, a correlation of the root systems of native vegetation and crop plants - Weaver, John E. (John Ernest),‏ ‎ 1884 -1966 (Carnegie inst. of Washington, 1920)

Rose special : 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Western Seed Co, 1956)

Rose special : 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Western Seed Co, 1957)

Rose special : for 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Western Seed Co, 1958)

Ross Bros. annual catalogue : seeds and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros, 1905)

Ross Bros. annual seed and implement catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros, 1904)

Ross Bros. Co. seeds and annual agricultural goods [catalog] : spring 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bro's. Co, 1911)

Rostlinnictví : cili Návod k snadnému urcení a pojmenování rostlin v Cechách, Morave a jiných zemích Rakouského mocnárství domácích - Sloboda, Daniel. (V kommissí u Fr. Rivnáce, 1852)

The Rothamsted experiments : being an account of some of the results of the agricultural investigations, conducted at Rothamsted in the field, the feeding shed, and the laboratory over a period of fifty years - Lawes, J. B. (John Bennet), 1814 -1900 (Blackwood, 1895)

Route near the thirty-fifth parallel explored by Lieutenant A.W. Whipple, Topographical Engineers, in 1853 and 1854 - Bigelow, John M. 1804 -1878 (B. Tucker, 1856)

Routledge Seed and Floral Co. : 1914 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1914)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1898)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1910)

The ruffed grouse, its life story, ecology and management - Edminster, Frank C. (Frank Custer), 1903 - (The Macmillan company, 1947)

Rural California - Wickson, Edward J. (Edward James), 1848 -1923 (The Macmillan company, 1923)

The rural cyclopedia, or, A general dictionary of agriculture and of the arts, sciences, instruments, and practice, necessary to the farmer, stockfarmer, gardener, forester, landsteward, farrier, &c - Wilson, John M. (John Marius) (A. Fullarton, 1850)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1859)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1861)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1867)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1880)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1886)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1887)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1894)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1897)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1898)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1910)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1912)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1922)

Sämereien zum Tausch aus dem grossherzoglichen botanischen Garten der Universität Rostock - Universität Rostock. Botanischer Garten. (Botanischer Garten zu Rostock, 1925)

Sämereien zum Tausch aus dem grossherzoglichen botanischen Garten der Universität Rostock - Universität Rostock. Botanischer Garten. (Botanischer Garten zu Rostock, 1930)

Die Säugthiere in Abbildungen nach der Natur, mit Beschreibungen - Schreber, Johann Christian Daniel, 1739 -1810 (Expedition des Schreber'schen säugthier- und des Esper'schen Schmetterlingswerkes, 1838)

Sage-grouse habitat assessment framework : a multiscale assessment tool : technical reference 6710-1 - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, 2015)

Sagebrush conservation strategy : challenges to sagebrush conservation - U.S. Fish; Wildlife Service (U.S. Geological Survey, 2021)

Salzburgische Flora : oder Beschreilbung der in dem erzstifte Salzburg wildwachsenden Pflanzen, nebst Angabe ihrer Wohnorte, Blühezeiten, Dauer, Gestalt &c. iher Anwendbarkeit in der Heilkunde und Haushaltungswissenschaft, und ihrem Nutzen für Mahler, Färber, Gärber, Bienenzieher, Förster und Landwirthe - Braune, Franz Anton Alexander von, 1766 -1853 (Im Verlage der Mayr'schen Buchhandlung, 1797)

Salzer's1904 [catalogue] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John A. Salzer Seed Co, 1904)

Samen-Verzeichnis des botanischen Gartens Darmstadt - Botanischer Garten Darmstadt. (1927)

Samen-Verzeichnis des botanischen Gartens zu Freiburg i.B - Universität Freiburg im Breisgau. Botanischer Garten. (Botanischer Garten, 1904)

Samen-Verzeichnis des Staatl. Botanischen Gartens zu Dresden - Technische Universität Dresden. Botanischer Garten. (Koeniglich Botanischer Garten zu Dresden, 1927)

Samen-Verzeichnis des Staatl. Botanischen Gartens zu Dresden - Technische Universität Dresden. Botanischer Garten. (Koeniglich Botanischer Garten zu Dresden, 1937)

Samenzucht und Samenhandlung, Handelsgärtnerei : Jubiläums-Katalog, 1930, 1855-1930, 75 Jahre / Carl Pabst - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1930)

San Fernando Nursery Co. 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (San Fernando Nursery Company, 1929)

The San Joaquin experimental range - Kotok, E. I. 1888 -1966 (Agricultural Experiment Station, 1942)

Sandusky flora. A catalogue of the flowering plants and ferns growing without cultivation in Erie county, Ohio, and the peninsula and islands of Ottawa County - Moseley, Edwin Lincoln, 1865 -1948 (Clapper, 1899)

Sandusky flora. A catalogue of the flowering plants and ferns growing without cultivation, in Erie County, Ohio, and the peninsula and islands of Ottawa County - Moseley, Edwin Lincoln, 1865 -1948 (Press of Clapper Printing Co, 1899)

Satterthwaite's 1911 catalogue : garden and lawn supplies, farm and poultry supplies, Satterthwaite's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([John R. Satterthwaite], 1911)

Satterthwaite's 1913 catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Satterthwaite Seed Store, 1913)

Saul's select seeds, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Saul's Seed Store, Inc, 1930)

Saul's select seeds, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Saul's Seed Store, Inc, 1931)

Savage & Fletcher's 1905 catalog of seeds : plants and roses, poultry and bee supplies, sprays, spray pumps, fertilizers, tools, etc., etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Savage & Fletcher, 1905)

Savage & Fletcher's 1906 catalog of seeds : plants, bulbs, roses, poultry and bee supplies, spray pumps and sprays, fertilizers, tools, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Savage & Fletcher, 1906)

Savage & Reid's annual catalogue of seeds etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Savage & Reid, 1902)

Schilderung der deutschen Pflanzenfamilien; vom botanisch-descriptiven und physiologisch-chemischen Standpunkte - Hoffmann, Hermann, 1819 -1891 (Wirth, 1851)

Schilderung der deutschen pflanzenfamilien vom botanisch-descriptiven und physiologischchemischen standpunkte - Hoffmann, Hermann, 1819 -1891 (Georg Friedrich Hener's Verlag, 1846)

Schisler-Corneli Seed Co., 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schisler-Corneli Seed Co, 1912)

Schisler-Corneli Seed Co. 1913 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schisler-Corneli Seed Co, 1913)

Die Schmetterlinge der Schweiz - Müller-Rutz, J. (K.J. Wyss, 1911)

Die Schmetterlinge der Schweiz - Müller-Rutz, J. (K.J. Wyss, 1914)

Die Schmetterlinge Deutschlands mit besonderer Berücksichtigung ihrer Biologie - Eckstein, Karl, 1859 -1930 (K.G. Lutz' Verlag, 1913)

Die Schmetterlinge Deutschlands mit besonderer Berücksichtigung ihrer Biologie - Eckstein, Karl, 1859 -1930 (K.G. Lutz' Verlag, 1923)

Die Schmetterlinge Deutschlands mit besonderer Berücksichtigung ihrer Biologie - Eckstein, Karl, 1859 -1930 (K.G. Lutz' Verlag, 1933)