The student's natural history - Baird, William, 1803 -1872 (C. Griffin, 1863)

A student's text-book of botany - Vines, Sydney Howard, 1849 -1934 (Swan Sonnenschein, 1895)

A student's text-book of botany - Vines, Sydney Howard, 1849 -1934 (S. Sonnenschein & co, 1896)

The students' flora of New Zealand and the outlying islands - Kirk, Thomas, 1828 -1898 (John Mackay, govt. printer, 1899)

A students' text-book of botany - Vines, Sydney Howard, 1849 -1934 (S. Sonnenschein, 1895)

Studi algologici : saggio di richerche sulla biologia delle alghe - Borzi, Antonino, 1852 -1921 (G. Capra, 1883)

Studies of the Essex flora: an enumeration of all plants found growing naturally within the limits of Lynn, Mass - Tracy, Cyrus M. (Cyrus Mason), 1824 -1891 (The Nichols press, 1892)

Studies on Rocky Mountain flora - Rydberg, Per Axel, 1860 -1931 (New York Botanical Garden, 1911)

Studies on the vegetation of the Transcaspian lowlands - Paulsen, Ove, 1874 -1947 (Gyldendalske Boghandel, 1912)

Studies on the vegetation of the Transcaspian lowlands - Danske Pamirexpedition, 2d, 1898-1899. (Gyldendal, 1912)

A study of the sharp-tailed grouse - Snyder, L. L. (Lester Lynne), 1894 - (1935)

Sturtevant's notes on edible plants - Hedrick, U. P. (J.B. Lyon, 1919)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1967)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1972)

Sub-alpine plants : or, Flowers of the Swiss woods and meadows - Thompson, Harold Stuart, 1870 -1940 (Routledge, 1912)

Sub-alpine plants : or, flowers of the Swiss woods and meadows - Thompson, Harold Stuart, 1870 -1940 (G. Routledge & Sons, 1912)

The suburban horticulturist; or, An attempt to teach the science and practice of the culture and management of the kitchen, fruit, & forcing garden to those who have had no previous knowledge or practice in these departments of gardening - Loudon, J. C. (John Claudius), 1783 -1843 (William Smith, 1842)

Sugar beet research - United States. Agricultural Research Service. (U.S.D.A., Agricultural Research Service?], 1996)

Sugar beet research - United States. Agricultural Research Service. (U.S.D.A., Agricultural Research Service?], 2004)

Sulfuric acid for control of weeds - Ball, W. E. (William Eugene), 1908 - (Agricultural Experiment Station, 1935)

Summa plantarum :a Fulgentio Vitman in lucem editae anno 1789 - Pirotam et Masperum. (Apud Pirotam et Masperum, Excusores Bibliopolaeque, 1802)

Summa plantarum : quae hactenus innotuerunt methodo Linnaeana per genera et species digesta illustrata descripta - Vitman, Fulgenzio Antonio Maria, ‏ 1728 -1806 (Typis Imper. Monast. s. Ambrosii majoris, 1789)

Summa plantarum :quae hactenus innotuerunt methodo Linnaeana per genera et species digesta, illustrata, descripta - Imper. Monast. s. Ambrosii majoris. (Typis Imper. Monast. s. Ambrosii majoris, 1790)

Summa plantarum, quae hactenus innotuerunt methodo Linnaeana per genera et species digesta, illustrata, descripta - Imper. Monast. s. Ambrosii majoris. (Typis Imper. Monast. S. Ambrosii Majoris, 1789)

Summae plantarum a Fulgentio Vitman in lucem editae anno 1789 supplementum Tomus I - Vitman, Fulgenzio Antonio Maria, ‏ 1728 -1806 (Apud Pirotam et Masperum, 1802)

Summary of re-identifications - December 1959 through June 1960 : Change No. 1 - United States. Agricultural Research Service. New Crops Research Branch, (New Crops Research Branch, 1960)

Summary of re-identifications - October through December 1960 : Change No. 3 - United States. Agricultural Research Service. New Crops Research Branch, (New Crops Research Branch, 1960)

A summary of research at the Manitou Experimental Forest in Colorado, 1937-1983 - Gary, Howard L. (1985)

A summary of the prevalence of plant diseases in the Dominion of Canada, 1920-1924 - Canada. Department of Agriculture. (F.A. Acland, Printer to the King's Most Excellent Majesty, 1926)

Supplément à la flore de la Mayenne [1 and 2] - Léveillé, H. (Hector), 1863 -1918 (Ed. Monnoyer, 1897)

A supplement to Baines' Flora of Yorkshire, with a map : part first, the flowering plants and ferns by John Gilbert Baker : part second, the mosses of the county by John Nowell - Baker, John Gilbert, 1834 -1920 (William Pamplin, 1854)

A supplement to F. Hamilton Davey's Flora of Cornwall - Thurston, Edgar, 1855 -1935 (Oscar Blackford, Royal Printeries, 1922)

A supplement to Medical botany, or, part the second : containing plates with descriptions of most of the principal medicinal plants not included in the Materia Medica of the collegiate pharmacopoeias of London and Edinburgh : accompanied with a circumstantial detail of their medicinal effects, and of the diseases in which they have been successfully employed - Woodville, William, 1752 -1805 (Printed and sold for the author, by James Phillips, 1794)

A supplement to Medical Botany, or, Part the Second : containing plates with descriptions of most of the principal medicinal plants not included in the Materia Medica of the Collegiate Pharmacopoeias of London and Edinburgh; accompanied with a circumstantial detail of their medicinal eefects, and of the diseases in which they have been successfully employed - Woodville, William, 1752 -1805 (Printed and sold for the author by James Phillips, George Yard, Lombard Street, 1794)

A supplement to the Pharmacopia, and treatise on pharmacology in general : including not only the drugs and preparations used by practitioners of medicine, but also most of those employed in the chemical arts : together with a collection of the most useful medical formulæ ... - Gray, Samuel Frederick, 1766 -1828 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

A supplement to the pharmacopoeia being a treatise on pharmacology in general; including not only the drugs and compounds which are used by practitioners of medicine, but also those which are sold by chemists, druggists, and herbalists, for other purposes; together with a collection of the most useful medical formulæ ; an explanation of the contractions used by physicians and druggists; the medical arrangement of the articles of the London pharmacopeia, with their doses, at one view; a similar list of the indigenous plants of the British islands, which are capable of being used in medicine, &c. ; and also a very copious index, English and Latin, of the various names by which the articles have been known at different periods - Gray, Samuel Frederick, 1766 -1828 (printed for Thomas and George Underwood, 1821)

A supplementary list of Chinese flowering plants, 1904-1910 - Dunn, S. T. (Stephen Troyte), 1868 -1938 (1911)

Supplementum Florae Lapponicae, quam edidit Dr. Georgius Wahlenberg - Sommerfelt, Søren Christian, 1794 -1838 (Typis Borgianis et Gröndahlianis, 1826)

Supplementum Prodromi florae Hispanicae sive, Enumeratio et descriptio omnium plantarum inde ab anno 1862 usque ad annum 1893 in Hispania detectarum quae innotuerunt auctori, adjectis locisnovis specierum jam notarum - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1893)

Supplementum Sylloges florae Europaeae - Nyman, Carl Fredrik, 1820 -1893 (Sumptu et typis N.M. Lindh, 1865)

Sur quelques Myrionémacées : (premier mémoire) - Sauvageau, C. (Camille), 1861 -1936 (Impr. Crété, 1898)

A survey and record of Woolwich and West Kent containing descriptions and records, brought up-to-date, of geology, botany, zoology, archaeology and industries of the district, with a brief photographic commentary, in commemoration of the 12th Annual Congress, 1907, of the South Eastern Union of Scientific Societies - Grinling, C. H. (Labour Representation Print. Co, 1909)

A survey of extent and cost of weed control and specific weed problems - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, Agricultural Research Service, 1965)

The survey of western Palestine. The fauna and flora of Palestine - Tristram, H. B. (Henry Baker), 1822 -1906 (The Committee of the Palestine Exploration Fund, 1884)

Svensk botanik - Swartz, Olof, 1760 -1818 (Tryckt hos C. Delén, 1826)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1907)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1908)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1909)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1911)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1914)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1917)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1921)

Svensk fanerogamflora - Lindman, C. A. M. (Carl Axel Magnus), 1856 -1928 (P.A. Norstedt, 1918)

Svensk flora. Beskrifning öfver Sveriges fanerogamer och ormbunkar - Kindberg, N. C. (Nils Conrad), 1832 -1910 (P.M. Sahlströms bokhandel (H.W. Tullberg), 1877)

Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1886)

Svenska Linnésällskapets årsskrift = Yearbook of the Swedish Linnaeus Society - Svenska Linnésällskapet. (Almqvist & Wiksells, 1918)

The Swedish nation in word and picture, together with short summaries of the contributions mades [sic] by Swedes within the fields of anthropology, race-biology, genetics and eugenics; a jubilee book given out, with the cooperation of experts commissioned by the Swedish society for race-hygiene - Lundborg, H. (Herman), 1868 -1943 (Printed by Hasse W. Tullberg, 1921)

The Swedish nation in word and picture, together with short summaries of the contributions mades - Lundborg, H. (Herman), 1868 -1943 (Printed by Hasse W. Tullberg co., ltd, 1921)

Sweet's Hortus britannicus, or a catalogue of plants cultivated in the gardens of Great Britain, arranged in natural orders ... - Sweet, Robert, 1783 -1835 (J. Ridgway, 1827)

Sweet's Hortus britannicus, or A catalogue of plants cultivated in the gardens of Great Britain, arranged in natural orders ... - Sweet, Robert, 1783 -1835 (J. Ridgway, 1827)

Sweet's Hortus britannicus; or, A catalogue of plants, indigenous, or cultivated in the gardens of Great Britain;arranged according to their natural orders, with references to the Linnean class and order to which each genus belongs; the whole brought up to the present time, and contains above 34,000 plants ... - Sweet, Robert, 1783 -1835 (J. Ridgway, 1830)

Sweet's Hortus britannicus; or, A catalogue of plants, indigenous, or cultivated in the gardens of Great Britain; arranged according to their natural orders, with references to the Linnean class and order to which each genus belongs; the whole brought up to the present time, and contains above 34,000 plants ... - Sweet, Robert, 1783 -1835 (J. Ridgway, 1830)

Sweet's Hortus britannicus : or a catalogue of plants cultivated in the gardens of Great Britain, arranged in natural orders - Sweet, Robert, 1783 -1835 (J. Ridgway, 1826)

Syllabus de Pflanzenfamilien, eine Übersicht über das gesamte Pflanzensystem mit besonderer Berücksichtigung der Medizinalund Nutzpflanzen nebst einer Ubersicht über die Florenreiche und Florengebiete der Erde zum Gebrauch bei Vorlesungen und Studien über spezielle und medizinisch-pharmazeutische Botanik - Engler, Adolf, 1844 -1930 (Borntraeger, 1919)

Syllabus der Pflanzenfamilien : eine Übersicht über das gesamte Pflanzensystem mit Berücksichtigung der Medizinal- und Nutzpflanzen, nebst einer Übersicht über die Florenreiche und Florengebiete der Erde : zum Gebrauch bei Vorlesungen und Studien über spezielle und medizinisch-pharmazeutische Botanik - Engler, Adolf, 1844 -1930 (Gebrüder Borntraeger, 1904)

Syllabus der pflanzenfamilien : eine übersicht über das gesamte pflanzensystem mit berücksichtigung der medizinal- und nutzpflanzen, nebst einer übersicht über die florenreiche und florengebiete der erde, über spezielle und medizinisch-pharmazeutische botanik - Engler, Adolf, 1844 -1930 (Gebrüder Borntraeger, 1909)

Syllabus der Pflanzenfamilien : eine Übersicht über das gesamte Pflanzensystem mit Berücksichtigung der Medicinal- und Nutzpflanzen nebst einer Übersicht über die Florenreiche und Florengebiete der Erde zum Gebrauch bei Vorlesungen und Studien über specielle und medicinisch-pharmaceutische Botanik - Engler, Adolf, 1844 -1930 (Borntraeger, 1903)

Syllabus der Vorlesungen über Phanerogamenkunde - Eichler, August Wilhelm, 1839 -1887 (Schwers'sche Buchh, 1876)

[Syllabus of lectures on materia medica and therapeutics, delivered in the University of London] - Candolle, Augustin Pyramus de, 1778 -1841 ([John Taylor], 1829)

Sylloge algarum omnium hucusque cognitarum - Boston Society of Natural History. (Sumptibus auctoris, 1889)

Sylloge algarum omnium hucusque cognitarum - Boston Society of Natural History. (Sumptibus auctoris, 1905)

Sylloge florae congolanae [Phanerogamae] - Durand, Th. (Théophile), 1855 -1912 (Maison A. de Boeck, 1909)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1882)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1884)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1886)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1788)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1891)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1892)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1895)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1897)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1898)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1902)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1905)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1906)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1912)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1928)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1980)