Schedae ad Kryptogamas exsiccatas - Naturhistorisches Museum (Austria) (A. Holder, 1894)

Schlesiens Pflanzenwelt. Eine pflanzengeographische Schilderung der Provinz - Pax, Ferdinand, 1858 -1942 (G. Fischer, 1915)

Schriften der Königlichen Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Königliche Physikalisch-Ökonomische Gesellschaft zu Königsberg. (In Commission bei Gräfe und Unzer, 1866)

Schriften der Naturforschenden Gesellschaft in Danzig - Naturforschende Gesellschaft in Danzig. (Auf Kosten der Naturforschenden Gesellschaft, 1892)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1894)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1897)

Schriften des Naturwissenschaftlichen Vereins für Schleswig-Holstein - Naturwissenschaftlicher Verein für Schleswig-Holstein. (Lipsius & Tischer, 1888)

Schriften des Naturwissenschaftlichen Vereins für Schleswig-Holstein - Naturwissenschaftlicher Verein für Schleswig-Holstein. (Lipsius & Tischer, 1892)

Schriften des Naturwissenschaftlichen Vereins für Schleswig-Holstein - Naturwissenschaftlicher Verein für Schleswig-Holstein. (Lipsius & Tischer, 1897)

Science - American Association for the Advancement of Science. ([s.n.], 1883)

Science - American Association for the Advancement of Science. ([s.n.], 1893)

Science - American Association for the Advancement of Science. ([s.n.], 1897)

Science - American Association for the Advancement of Science. ([s.n.], 1898)

Science - American Association for the Advancement of Science. ([s.n.], 1899)

Science - American Association for the Advancement of Science. ([s.n.], 1901)

Science - American Association for the Advancement of Science. ([s.n.], 1902)

Science - American Association for the Advancement of Science. ([s.n.], 1906)

Science - American Association for the Advancement of Science. ([s.n.], 1907)

Science - American Association for the Advancement of Science. ([s.n.], 1910)

Science - American Association for the Advancement of Science. ([s.n.], 1912)

Science - American Association for the Advancement of Science. ([s.n.], 1914)

Science - American Association for the Advancement of Science. ([s.n.], 1916)

Science progress (John Murray, 1918)

Scientific news for general readers; a popular illustrated weekly journal of science (1888)

Scientific survey of Porto Rico and the Virgin Islands - New York Academy of Sciences. (The Academy, 1926)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1873)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1875)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1877)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1879)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1883)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1885)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1887)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1889)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1891)

Scrinia florae selectae - Magnier, Charles.

A second edition of Webber's "Appendix to the catalogue of the flora of Nebraska" - Bessey, Charles E. (Charles Edwin), 1845 -1915 ([University of Nebraska?, 1892)

Select extra-tropical plants readily eligible for industrial culture or naturalisation with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (1895)

Semi-annual report on essential oils, synthetic perfumes, &c - Schimmel & Co. (Schimmel & Co, 1918)

Semi-monthly news-letter - United States. Bureau of Plant Industry. Division of Fruit; Vegetable Crops; Diseases.

Sericea and other perennial lespedezas for forage and soil conservation - Pieters, A. J. (Adrian John), 1866 -1940 (U.S. Dept. of Agriculture, 1950)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1932)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1935)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1936)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1937)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1941)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1942)

Sexual reproduction and the organization of the nucleus in certain mildews - Harper, Robert Almer, 1862 - (Carnegie Inst, 1905)

sheng tai hua xue qian yan - kong chui hua lou yong gen (gao deng jiao yu chu ban she, 2010)

shi yong gen cai lei 食用根菜类 - Agapov, S. P. (nong ye chu ban she 农业出版社, 1958)

Shokubutsu-mei-i - Matsumura, Jinzo, 1856 -1928 (Maruzen Company, Ltd, 1916)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 2002)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1892)

Sitzungsberichte. Abt. 1, Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1889)

Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin - Gesellschaft Naturforschender Freunde zu Berlin. (Gesellschaft Naturforschender Freunde, 1877)

Sitzungsberichte und abhandlungen der Naturforschenden Gesellschaft zu Rostock - Naturforschende und Medizinische Gesellschaft zu Rostock. (1914)

Sitzungsberichte und Abhandlungen der Naturwissenschaftlichen Gesellschaft Isis in Dresden - Gesellschaft Isis in Dresden. (Warnatz & Lehmann, 1881)

Sitzungsberichte und Abhandlungen der Naturwissenschaftlichen Gesellschaft Isis in Dresden - Gesellschaft Isis in Dresden. (Warnatz & Lehmann, 1892)

Societatum litterae (R. Friedländer, 1893)

Some possibilities of the cow pea in Macon County, Alabama - Carver, George Washington, 1864 -1943 ([Tuskegee Institute Press], 1910)

Some problems in greenhouse inspection work in Indiana - Dietz, Harry Frederic, 1890 - (1921)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1916)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1918)

Special report on diseases of cattle - Pearson, Leonard, 1868 -1909 (Govt. print. off, 1916)

Special report on diseases of cattle - United States. Bureau of Animal Industry (Govt. Print. Off, 1909)

Special report on diseases of cattle - Pearson, Leonard, 1868 -1909 (Govt. print. off, 1912)

Special report on diseases of cattle - Pearson, Leonard, 1868 -1909 (Govt. Print. Off, 1923)

Special report on diseases of cattle - Pearson, Leonard, 1868 -1909 (Govt. Print. Off, 1912)

Special report on diseases of cattle - Pearson, Leonard, 1868 -1909 (Govt. print. off, 1904)

Spicilegium florae Maroccanae - Ball, John, 1818 -1889 (Printed by Taylor and Francis, 1878)

Sporeplanterne (kryptogamerne) - Kolderup Rosenvinge, L. (Lauritz), 1858 -1939 (Glydendalske Boghandel, Nordisk Forlag, 1913)

The Sprague Herbarium : fungi - Sprague, Charles J. (Charles James), 1823 -1903 (1900)

Sprawozdanie Komisyi Fizyograficznej (1908)

Sprawozdanie Komisyi Fizyograficznej (1910)