Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2006)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2007)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2008)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2009)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2010)

Die Rohstoffe des Pflanzenreiches; Versuch einer technischen Rohstofflehre des Pflanzenreiches, unter Mitwirkung von Max Bamberger [et. el.] - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1900)

Die rohstoffe des pflanzenreiches; versuch einer technischen rohstofflehre des pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1903)

Die Rohstoffe des Pflanzenreiches; Versuch einer technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1914)

Die Rohstoffe des Pflanzenreichs : versuch einer Technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1921)

Rose, fruit, shade and flowering shrub list, and aristocrats of the garden : fall '44–spring '45 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richmond Nurseries, 1944)

Rose, fruit, shade and flowering shrub list, and aristocrats of the garden : fall '45–spring '46 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richmond Nurseries, 1945)

[São Paulo trees] - Andrade, Edmundo Navarro de, 1881 -1941 (Laporte & Dosse, 1910)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 2010)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 2022)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1981)

Saier's garden magazine : a manual of rare flowers, their selection and culture. vol. 2, no. 17 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1951)

Sandusky flora. A catalogue of the flowering plants and ferns growing without cultivation in Erie county, Ohio, and the peninsula and islands of Ottawa County - Moseley, Edwin Lincoln, 1865 -1948 (Clapper, 1899)

The Sarawak Museum journal - Sarawak Museum. (Sarawak Museum, 1915)

Sargentia :a continuation of the contributions from the Arnold Arboretum of Harvard University - Arnold Arboretum. (The Arnold Arboretum of Harvard University, 1942)

Sargentia :a continuation of the contributions from the Arnold Arboretum of Harvard University - Arnold Arboretum. (The Arnold Arboretum of Harvard University, 1949)

The Scale - Systematic Entomology Laboratory (U.S.) (Systematic Entomology Lab, 1983)

Schulflora der Provinz Schleswig-Holstein, des Fürstentums Lübeck, sowie des Gebietes der freien Städte Hamburg und Lübeck - Knuth, Paul, 1854 -1899 (O. Lenz, 1888)

Schulflora für die sterreichischen Südeten- und Alpenländer (mit Ausschluss des Küstenlandes) - Fritsch, Karl, 1864 -1934 (C. Gerold, 1900)

Science - American Association for the Advancement of Science. ([s.n.], 1901)

Science - American Association for the Advancement of Science. ([s.n.], 1902)

Science - American Association for the Advancement of Science. ([s.n.], 1905)

Science - American Association for the Advancement of Science. ([s.n.], 1913)

Science progress (John Murray, 1921)

Scientific and applied pharmacognosy, intended for the use of students in pharmacy, as a hand book for pharmacists, and as a reference book for food and drug analysts and pharmacologists - Kraemer, Henry, 1868 -1924 (Wiley, 1920)

Scientific Japan, past and present - Gakujutsu Kenkyu Kaigi (Japan) (1926)

The Scientific monthly - American Association for the Advancement of Science. (American Association for the Advancement of Science [etc.])

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 2004)

Second systematic census of Australian plants, with chronologic, literary and geographic annotations - Mueller, Ferdinand von, 1825 -1896 (Printed for the Victorian Government by McCarron. Bird & Co, 1889)

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

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 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 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 Selected bibliography of insect-vascular plant associational studies - Kingsolver, John M. (U.S. Dept. of Agriculture, Agricultural Research Service, 1984)

A selected bibliography of insectvascular plant associational studies - Sanderson, Milton W. (Milton William) (Agricultural Research Service, U.S. Dept. of Agriculture, 1967)

A selected bibliography of North American forestry - Munns, E. N. (Edward Norfolk), 1889 -1972 (U.S. Dept. of Agriculture, 1940)

A selected bibliography of the Coccoidea - Morrison, Harold, 1890 -1963 (U.S. Dept. of Agriculture, 1957)

Semi-annual report of Schimmel & Co. (Fritzsche Brothers) - Schimmel & Co. (The Company, 1902)

Semi-annual report of Schimmel & Co. (Fritzsche Brothers) - Schimmel & Co. (The Company, 1906)

Semi-annual report of Schimmel & Co. (Fritzsche Brothers) - Schimmel & Co. (The Company, 1910)

Semi-annual report of Schimmel & Co. (Fritzsche Brothers) - Schimmel & Co. (The Company, 1912)

Semi-annual report on essential oils, synthetic perfumes, &c - Schimmel & Co. (Schimmel & Co, 1914)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1933)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1940)

Service bulletin - United States. Forest Service. (Forest Service, U.S. Dept. of Agriculture, 1917)

shan dong jing ji zhi wu zhi 山东经济植物志 - shan dong jing ji zhi wu bian xie zu山东经济植物编写组 (shan dong ren min chu ban she山东人民出版社, 1978)

shan xi qing mu chuan zi ran bao hu qu de sheng wu duo yang xing 陕西青木川自然保护区的生物多样性 - jiang zhi gang zhu bian 蒋志刚主编 (qing hua da xue chu ban she 清华大学出版社)

shang hai zhi wu ming lu - Xu, Binsheng (ke ji wei sheng chu ban she)

shen nong jia zhi wu 神农架植物 - Zhongguo ke xue yuan. Wuhan zhi wu yan jiu suo 中国科学院武汉植物 研究所 (hu bei ren min chu ban she 湖北人民出版社, 1980)

sheng tai hua xue qian yan - kong chui hua lou yong gen (gao deng jiao yu chu ban she, 2010)

sheng wu duo yang xing bao hu yu qu yu ke chi xu fa zhan - Chen, Yiyu. (zhong guo lin ye chu ban she, 2002)

sheng wu duo yang xing ping gu zhi biao ji qi an li yan jiu - Ding, Hui (zhong guo huan jing ke xue chu ban she, 2009)

sheng wu duo yang xing yu ren lei wei lai - Chen, Yiyu. (zhong guo lin ye chu ban she, 1998)

sheng yao xue (jiang su ren min chu ban she)

sheng yao xue 生药学 - Xu, Boyun 徐伯鋆 (zhong hua min guo yao xue hui 中华民国药学会, 1933)

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

A short guide to Canadian genera of seed plants - Adams, John, 1872 -1950 (Dominion of Canada, Dept. of Agriculture, 1927)

A short guide to Canadian genera of seed plants - Canada. Department of Agriculture. (Dominion of Canada, Dept. of griculture, 1938)