The student's flora of the British islands - Hooker, Joseph Dalton, 1817 -1911 (Macmillan, 1884)

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

A student's text-book of botany - Vines, Sydney Howard, 1849 -1934 (Sonnenschein, 1894)

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)

Studier öfver några svenska växters gronigstid och förstärkningsstadium - Cleve-Euler, Astrid, 1875 - (Wretmans tryckeri, 1898)

Studier över de norrländska myrmarkernas vegetation : med särskild hänsyn till deras skogsvegetation efter torrlaggning - Melin, Elias, 1889 - (Almqvist & Wiksell, 1917)

Studies in the theory of descent - Darwin, Charles, 1809 -1882 (S. Low, Marston, Searle, & Rivington, 1882)

Studies of plant life in Canada; or, Gleanings from forest, lake and plain - Traill, Catherine Parr Strickland, 1802 -1899 (A.S. Woodburn, 1885)

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, 1904)

Studies on Rocky Mountain flora - Rydberg, Per Axel, 1860 -1931 (New York Botanical Garden, 1906)

Studies on Rocky Mountain flora - Rydberg, Per Axel, 1860 -1931 (New York Botanical Garden, 1913)

Studies on the spruce budworm (Cacoecia fumiferana Clem.) - Swaine, J. M. (James Malcolm), 1878 -1955 ([King's Printer], 1924)

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

Studies scientific & social / by Alfred Russel Wallace - Wallace, Alfred Russel, 1823 -1913 (Macmillan and co., limited, 1900)

The study of plants; an introduction to botany and plant ecology - Woodhead, Thomas William (Clarendon Press, 1915)

A study of the vegetation of southeastern Washington and adjacent Idaho - Weaver, John E. (John Ernest),‏ ‎ 1884 -1966 (1917)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1977)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1994)

su lian de cao dian zhi bei 苏联的草甸植被 - Shennikov, A. P. (Aleksandr Petrovich) 1888 -1962 (ke xue chu ban she she 科学出版社, 1959)

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

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

The subantarctic islands of New Zealand. Reports on the geo-physics, geology, zoology and botany of the islands lying to the south of New Zealand, based mainly on observations and collections made during an expedition in the government steamer "Hinemoa" (Captain J. Bollons in November, 1907. Edited by Chas. Chilton - Chilton, Chas (Charles) 1860 - (Printed by J. McKay, Gov't. Printer, 1909)

The subantarctic islands of New Zealand. Reports on the geo-physics, geology, zoology, and botany of the islands lying to the south of New Zealand, based mainly on observatiohs and collections made during an expedition in the government steamer "Hinemoa" (Captain J. Bollons) in November, 1907 - Chilton, Chas (Charles) 1860 - (Printed by J. Mackay, govt. printer, 1909)

Substitute (1856)

Successions of vegetation in Boulder Park, Colorado - Robbins, Wilfred William, 1884 -1952 (1918)

Sudentenflora : Eine Auswahl charakteristischer Gebirgspflanzen, nach natürlichen Familien unter Berücksichtigung des Linnéschen Systems - Winkler, Willibald, 1854 - (C. Heinrich, 1900)

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)

Summa Vegetabilium Scandinaviæ systematice coordinatorum - Swartz, Olof, 1760 -1818 (1814)

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)

Summer flowers of the high Alps - Hastings, Somerville. (Dent, 1910)

Summer flowers of the high Alps - Hastings, Somerville, 1878 -1967 (Dent, 1910)

Die Sumpf- und Wasserpflanzen : ihre Beschreibung, Kultur und Verwendung - Mönkemeyer, Wilhelm, 1862 -1938 (Paul Parey, 1897)

Supplément à la flore du Jura suisse et français - Godet, Ch.-H. (Charles Henri), 1797 -1879 (Ch.-H. Godet, 1869)

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 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)

Surplus bargains for July and August acceptance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1937)

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 Canadian plants in relation to their environment - Adams, John, 1872 -1950 (Canada Dept. of Agriculture, 1927)

Survey of rare vascular plants in Fidler-Greywillow Wildland Provincial Park - Alberta. Parks; Protected Areas Division. (Alberta Community Development, Parks and Protected Areas, 2005)

Survey of rare vascular plants in La Butte Creek wildland provincial park - Alberta. Parks; Protected Areas Division. (Alberta Community Development, Parks and Protected Areas, 2005)

Surveys of significant plant resources in southeast and south-central Montana on the Billings and Miles City field offices of the Bureau of Land Management - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2006)

Svensk botanik - Swartz, Olof, 1760 -1818 (Tryckt hos C. Delén, 1802)

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.], 1910)

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

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1912)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1913)

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

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1915)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1916)