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

Silviculture of southwestern ponderosa pine : the status of our knowledge - Schubert, Gilbert Herman, 1915 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1974)

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, 1920)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse. Abt. 3, Anatomie und Physiologie des Menschen und der Tiere sowie aus jenem der theoretischen Medizin - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1920)

Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Deutsche Akademie der Wissenschaften zu Berlin, 1882)

A sketch of the botany of South Carolina and Georgia - Elliott, Stephen, 1771 -1830 (J.R. Schenck, 1821)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1906)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1908)

Skrifter udgivne af Videnskabsselskabet i Christiania. I, Mathematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1903)

Skrifter udgivne af Videnskabsselskabet i Christiania. I, Mathematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1904)

Skrifter utgit av Videnskapsselskapet i Kristiania. I, Matematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1914)

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

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2014)

Soil alkali, its origin, nature, and treatment - Harris, Franklin Stewart, 1884 -1960 (J. Wiley, 1920)

Soil alkali; its origin, nature, and treatment - Harris, Franklin Stewart, 1884 -1960 (J. Wiley, 1920)

The soil; an introduction to the scientific study of of the growth of crops - Hall, A. Daniel Sir, (Alfred Daniel), 1864 -1942 (Dutton, 1920)

The soil; an introduction to the scientific study of the growth of crops - Hall, A. Daniel Sir, (Alfred Daniel), 1864 -1942 (J. Murray, 1915)

Some factors affecting cattle use of northern Arizona pine-bunchgrass ranges - Glendening, George E. (George Elmo), 1912 - (Southwestern Forest and Range Experiment Station, 1944)

Some grasses of the Northeast : a key to their identification by vegetative characters - Phillips, Claude Ellis, 1900 - (University of Delaware, Agricultural Experiment Station, 1962)

Some recent records of plant pathogens in Missouri - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1940)

Sources of the Ohio flora - Duvel, J. W. T. (1899)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1933)

South Carolina. Resources and population. Institutions and industries - Hammond, Harry, (Walker, Evans & Cogswell, printers, 1883)

Special papers - Ohio Academy of Science. (The Academy, 1903)

Special papers - Ohio Academy of Science. (The Academy, 1909)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1953)

Species adaptability and seeding season for increased forage production in Northeast Washington - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, 1955)

Species Graminum - Trinius, Carl Bernhard, 1778 -1844 (Impensis Academiae Imperialis Scientiarum, 1828)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Willdenow, Karl Ludwig, 1765 -1812 (impensis G.C. Nauk, 1797)

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

Spisok nasinni︠a︡ dli︠a︡ obminu = Index seminum quae Hortus Botanicus in Kamianetz-Podilskyj pro mutua commutatione offert - Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad. (Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad, 1939)

Spisok nasinni︠a︡ dli︠a︡ obminu = Index seminum quae Hortus Botanicus in Kamianetz-Podilskyj pro mutua commutatione offert - Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad. (Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad, 1938)

Sprawozdanie Komisyi Fizyograficznej (1897)

Sprawozdanie Komisyi Fizyograficznej (1898)

Sprawozdanie Komisyi Fizyograficznej (1900)

Sprawozdanie Komisyi Fizyograficznej (1904)

Sprawozdanie Komisyi Fizyograficznej (1909)

Sprawozdanie Komisyi Fizyograficznej (1910)

Sprawozdanie Komisyi Fizyograficznej (1911)

Spring 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lohrman Seed Company, 1938)

Spring 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lohrman Seed Company, 1940)

Spring 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lohrman Seed Company, 1941)

Spring 1942, price list of grass seeds, flower seeds, greenhouse seeds and plants, gladiolus, dahlias, lilies, summer-flowering bulbs, roses, vines, perennial plants, vegetable seeds, lawn and garden tools, insecticides, fertilizers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lohrman Seed Company, 1942)

Spring 1947 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain, 1947)

Spring catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. McCullough's Sons Company, 1930)

Spring forecasts : bulbs for autumn planting, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1933)

Spring price list, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (St. Louis Seed Co, 1955)

Spring price list 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (St. Louis Seed Co, 1957)

The standard cyclopedia of horticulture; a discussion, for the amateur, and the professional and commercial grower, of the kinds, characteristics and methods of cultivation of the species of plants grown in the regions of the United States and Canada for ornament, for fancy, for fruit and for vegetables; with keys to the natural families and genera, descriptions of the horticultural capabilities of the states and provinces and dependent islands, and sketches of eminent horticulturists - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1919)

The standard cyclopedia of horticulture; a discussion, for the amateur, and the professional and commercial grower, of the kinds, characteristics and methods of cultivation of the species of plants grown in the regions of the United States and Canada for ornament, for fancy, for fruit and for vegetables; with keys to the natural families and genera, descriptions of the horticultural capabilities of the states and provinces and dependent islands, and sketches of eminent horticulturists - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Co.; [etc., etc.], 1916)

Standard values in nutrition and metabolism, being the second fascicle of a handbook of biological data - Albritton, Errett C. (Errett Cyril), 1890 - (Saunders, 1954)

Station bulletin - New Hampshire Agricultural Experiment Station. (Agricultural Experiment Station, University of New Hampshire, 1948)

Statistical survey of the County of Down : with observations on the means of improvement : drawn up for the consideration, and by order of the Dublin Society - Dublin Society. (Printed by Graisberry and Campbell, 1802)

Stock ranges of northwestern California : notes on the grasses and forage plants and range conditions - United States. Bureau of Plant Industry. (U.S. G.P.O, 1902)

Stockholmstraktens växter : förteckning över fanerogamer och kärlkryptogamer med fyndorter och frekvensuppgifter - Andersson, Gunnar, 1865 -1928 (P. A. Norstedt, 1914)

Strasburger's Text-book of botany - Strasburger, Eduard, 1844 -1912 (Macmillan, 1921)

Studien über die natürlichen Humusformen und deren Einwirkung auf Vegetation und Boden. Mit analytischen Belegen von C.F.A. Tuxen - Müller, P. E (J. Springer, 1887)

A study of beaver-waterfowl relations in the mountainous area of Beaverhead County, Montana - Casagranda, Lloyd. (1955)

The study of plant communities : an introduction to plant ecology - Oosting, Henry John, 1903 - (W.H. Freeman, 1948)

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)

Sulla flora della provincia Senese e Maremma toscana - Tassi, Attilio, 1820 -1905 (Tip. nel R. Instit. dei Sordo-Muti di L. Lazzeri, 1862)

Summary of plant diseases in the United States in 1918. IV, Diseases of cereal and forage crops - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1919)

Summary of re-identifications - January through April 1961 : Change No. 4 - United States. Bureau of Plant Industry, (New Crops Research Branch, Plant Industry Station, 1960)

Summary of re-identifications - July through September 1960 : Change No. 2 - 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)

Summer in a bog - Sharp, Katharine (Emily) Dooris, 1846 -1935 (Stewart & Kidd, 1913)

Sun-ripened Fraser's California seeds and bulbs : 57th year book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fraser & Son, 1945)

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

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

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

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)

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)

Survey of airborne pollen and fungus spores of New York State; a preliminary report - Ogden, Eugene Cecil. (Univ. of the State of New York, 1957)

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)

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.], 1912)

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

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)

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 specielle und medicinisch-pharmaceutische Botanik. Eine Uebersicht über das gesammte Pflanzensystem mit Berücksichtigung der Medicinal- und Nutzpflanzen - Engler, Adolf, 1844 -1930 (Gebrüder Borntraeger, 1892)

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, 1905)

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

Synopsis der deutschen und schweizer Flora - Koch, Wilhelm Daniel Joseph, 1771 -1849 (O. R. Reisland, 1892)

Synopsis der deutschen und schweizer Flora, enthaltend die genauer bekannten phanerogamischen Gewächse, so wie die cryptogamischen Gefäss-Pflanzen, welche in Deutschland, der Schweiz, in Preussen und Istrien wild wachsen und derjenigen ... nach dem DeCandollischen System geordnet, mit einer vorangehenden Uebersicht der Gattungen nach den Classen und Ordnungen des Linneischen Systemes - Koch, Wilhelm Daniel Joseph, 1771 -1849 (Gebhardt & Reisland, 1846)

Synopsis der mitteleuropaïschen flora - Graebner, Paul, 1871 -1933 (W. Engelmann, 1896)