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

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

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2016)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2019)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1921)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1927)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1959)

Societatum litterae (R. Friedländer, 1893)

Soil and vegetation inventory of Wagner Natural Area, Alberta - Alberta. Alberta Environment. (Geowest Environmental Consultants Ltd, 2000)

Some botanical notes : from the biological laboratory - Sweetser, Albert R. (Albert Raddin), 1861 -1940 (University of Oregon, 1906)

South African botany - Storey, Francis W. (Longmans, Green, 1922)

South African journal of natural history - South African Biological Society. (South African Biological Society, 1920)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1909)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1912)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1917)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1919)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1924)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1925)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1926)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1927)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1937)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1936)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1940)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1921)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1942)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1943)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1950)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1951)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2001)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2002)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2003)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2008)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2014)

Southern African field archaeology - Albany Museum (Grahamstown, South Africa). (Albany Museum, 1992)

Southern African field archaeology - Albany Museum (Grahamstown, South Africa). (Albany Museum, 1993)

Southern African field archaeology - Albany Museum (Grahamstown, South Africa). (Albany Museum, 2001)

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

Special reports of state geologist, 1860 - Geological Survey of California. (John Wilson & Son, 1880)

Species Blancoanae :a critical revision of the Philippine species of plants described by Blanco and by Llanos - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1918)

The species problem; a symposium presented at the Atlanta meeting of the American Association for the Advancement of Science, December 28-29, 1955 - Mayr, Ernst, 1904 -2005 (1957)

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, 1930)

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, 1935)

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, 1937)

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, 1934)

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)

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, 1931)

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, 1932)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1997)

Sprawozdanie Komisyi Fizyograficznej (1898)

Sprawozdanie Komisyi Fizyograficznej (1911)

Spring 1923 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1923)

Spring catalogue : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1924)

Spring catalogue : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H .H. Berger & Co, 1925)

Spring catalogue : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H .H. Berger & Co, 1926)

Spring catalogue, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berger's Bulb and Seed Co., Inc, 1928)

A spring flora for high schools - Cowles, Henry Chandler, 1869 -1939 (American Book Company, 1915)

Spring flora of Oklahoma, with key - Myers, W. Stanley (William Stanley), 1888 - (Harlow publishing company, 1929)

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)

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

Status of endangered and threatened sand area species of the Illinois flora - Illinois. Natural History Survey Division (Illinois Natural History Survey, 2011)

Status of the western blue flag (Iris missouriensis) in Alberta : update 2005 - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Data and Species at Risk Section, 2005)

Die Stelär-Theorie - Schoute, J. C. (Johannes Cornelis), 1877 -1942 (G. Fischer, 1903)

The story of plant life in the British Isles; types of the common natural orders - Horwood, A. R. (Arthur Reginald), 1879 -1937 (J. & A. Churchill, 1914)

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

Structural and systematic botany: being an arrangement of plants, forming a basis for the study of botany, either on the Linnaean or natural systems - Smith, Edward, 1818? -1874 (C. Griffin, 1855)

The structure of economic plants - Hayward, Herman Eliot, 1892 - (Macmillan, 1938)

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)

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

Studies in seeds and fruits, an investigation with the balance - Guppy, H. B. (Henry Brougham), 1854 -1926 (Williams, 1912)

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)

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

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

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1962)

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

Stuttgarter Beiträge zur Naturkunde. Serie B, Geologie und Paläontologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1992)

su zhe wan gan si sheng zhong zi zhi wu ke shu jian suo biao - Xu, Binsheng (fu dan da xue sheng wu xi zhi wu jiao yan zu)

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

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)

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

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

Supplement to the Catalogue of Arkansas plants - Buchholz, J. T. (John Theodore), 1888 -1951 (Academy of Science of St. Louis], 1926)

Sur la flore de la Serra do Itatiaya au Brésil - Dusén, P. (Per), 1855 -1926 (Imprensa Nacional, 1905)

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

A survey of natural areas in Tyrrell County, North Carolina : for The North Carolina Natural Heritage Program, Coastal Natural Area Inventory Project - North Carolina. Coastal Energy Impact Program. (North Carolina Coastal Energy Impact Program, Office of Coastal Management, North Carolina Dept. of Natural Resources and Community Development, 1982)

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)

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

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

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1918)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1919)