Die Rohstoffe des Pflanzenreichs : versuch einer Technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1918)

Rubber-content of North American plants - Hall, Harvey Monroe, 1874 -1932 (Carnegie Institution of Washington, 1921)

Rubber-content of North American plants by Harvey M. Hall and Frances L. Long - Hall, Harvey Monroe, 1874 -1932 (Carnegie Institution of Washington, 1921)

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.], 1902)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1959)

The Salton Sea; a study of the geography, the geology, the floristics, and the ecology of a desert basin - MacDougal, Daniel Trembly, 1865 -1958 (Carnegie Institution of Washington, 1914)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1996)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2002)

Sanitary entomology; the entomology of disease, hygiene and sanitation - Pierce, W. Dwight (William Dwight), 1881 -1967 (R. G. Badger, 1921)

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)

Schlich's manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1922)

Schule der systematischen Botanik - Hallier, Ernst, 1831 -1904 (W.G. Korn, 1878)

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

A second Ohio weed manual : general weed questions : revised descriptive illustrated list of Ohio weeds - Selby, A. D. (Augustine Dawson), 1859 -1924 (Ohio Agricultural Experiment Station, 1906)

The seed plants, ferns, and fern allies of the Austin Region - Young, Mary Sophie, 1919 (The University, 1920)

Seeds and plants imported during the period from September, 1900, to December, 1903 : Inventory no. 10; nos. 5501-9896 - United States. Bureau of Plant Industry. (Govt. Print. Off, 1905)

Seeds and plants imported - United States. Department of Agriculture. (G.P.O, 1898)

Select extra-tropical plants : readily eligible for industrial culture or naturalization, with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (J. Ferres, 1885)

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 (T. Richards, government printer, 1881)

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 (C. Troedel and Co, 1891)

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)

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 (Off. of the superintendent of government printing, 1880)

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 (Off. of the Superintendent of Government Printing, 1880)

Select extra-tropical plants readily eligible for industrial culture or naturalization, with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (G.S. Davis, 1884)

Select extra-tropical plants readily eligible for Victorian industrial culture or naturalisation with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (J. Ferres, 1885)

A selection of the correspondence of Linnaeus and other naturalists, from the original manuscripts - Smith, James Edward, 1759 -1828 (Longman, Hurst, Rees, Orme, and Brown, 1821)

La Semaine horticole ([s.n.], 1897)

La Semaine horticole ([s.n.], 1898)

Sertum antillanum. I-XXX - Urban, Ignaz, 1848 -1931 ([publisher not identified], 1914)

sheng yao xue 生药学 - lou zhi chen 楼之岑 (ren min wei sheng chu ban she 人民卫生出版社, 1955)

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

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1965)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1977)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1979)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1981)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1990)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1992)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1994)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1996)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 2001)

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

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 2004)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 2006)

[Siebrecht & Wadley materials] - Siebrecht & Wadley. (1886)

Sinonimia vulgar y científica de las plantas mexicanas - Alcocer, Gabriel V., (Secretaría de Fomento, 1902)

Sinonomia cientifica y vulgar de las plantas Yucatecas - Gaumer, George F, 1851 -1929 ([publisher not identified], 1890)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe. Abt. 1, Mineralogie, Botanik, Zoologie, Geologie und Paläontologie - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Commission bei C. Gerold's Sohn, 1876)

Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Deutsche Akademie der Wissenschaften zu Berlin, 1904)

Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Deutsche Akademie der Wissenschaften zu Berlin, 1906)

Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Deutsche Akademie der Wissenschaften zu Berlin, 1908)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 1986)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 1991)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2011)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2012)