Sinonimia vulgar y científica de las plantas mexicanas - Alcocer, Gabriel V., (Secretaría de Fomento, 1902)

Sinonomia cientifica y vulgar de las plantas Yucatecas - Gaumer, George F, 1851 -1929 ([publisher not identified], 1890)

Sinopsis de familias y generos de plantas leñosas de Filipinas : introduccion á la flora forestal del archipielago Filipino - Vidal y Soler, Sebastián, 1842 -1889 (Chofré, 1883)

Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Deutsche Akademie der Wissenschaften zu Berlin, 1893)

Sketches towards a Hortus botanicus americanus; or, Coloured plates ... of new and valuable plants of the West Indies and North and South America ... - Titford, William Jowit, 1784 -1823 (Printed for the author by C. Stower, Published by Sherwood, Neely, and Jones [etc.], 1811)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 1991)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2011)

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, 2019)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2023)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1879)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1886)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1926)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1975)

The Solomon Islands and their natives - Guppy, H. B. (Henry Brougham), 1854 -1926 (Swan Sonnenschein, Lowrey, 1887)

Some observations concerning the botanical conditions on the Galapagos Islands - Stewart, Alban, 1875 - (1916)

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)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum diferentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Linné, Carl von, 1707 -1778 (Junk, 1753)

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)

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, 1805)

Species plantarum, exhibentes plantas rite cognitas ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Linné, Carl von, 1707 -1778 (Typis Joannis Thomae de Trattner, 1764)

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)

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 strand flora of the Hawaiian Archipelago. II, Ecological relations - MacCaughey, Vaughan, 1887 - (1918)

Studies in West Indian plants - Britton, Nathaniel Lord, 1859 -1934 (1916)

Studies in West Indian plants - Britton, Nathaniel Lord, 1859 -1934 (1922)

Studies in West Indian plants - Britton, Nathaniel Lord, 1859 -1934 (1926)

Studies of tropical American birds - Nuttall Ornithological Club. (The Club, 1972)

Studies on the variation, distribution, and evolution of the genus Partula - Crampton, Henry Edward, 1875 -1956 (The Carnegie Institution of Washington, 1925)

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, 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, 1792)

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)

Suplemento á la Quinologia, : en el qual se aumentan las especies de quina nuevamente descubiertas en el Perú por don Juan Tafalla, y la quina naranjada de Santa Fé con su estampa. Añadese la respuesta á la memoria de la quinas de Santa Fé, que insertó don Francisco Zea en los Anales de Historia natural, y la satisfacion á los reparos ó dudas del ciudadano Jussieu sobre los géneros del Pródromo de la Flora del Perú y Chile - Pavón, José, 1754 -1840 (En la imprenta de la viuda e hijo de Marín, 1801)

Supplementum carpologiae : seu continuati operis Josephi Gaertner de Fructibus et seminibus plantarum - Gaertner, Joseph, 1732 -1791 (Sumtibus Carol. Frid. Enoch Richter Bibliopolae Lipsiensis, 1807)

Supplementum primum Prodromi florae Novae Hollandiae: exhibens proteaceas novas quas in Australasia legerund, DD. Baxter, Caley, Cunningham, Freser et Sieber - Brown, Robert, 1773 -1858 (Typis R. Taylor, 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, 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, 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 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 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)

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, 1912)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1913)

Sylva telluriana : Mantis. synopt. : new genera and species of trees and shrubs of North America, and other regions of the earth : omitted or mistaken by the botanical authors and compilers, or not properly classified, now reduced by their natural affinities to the proper natural orders and tribes - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Printed for the author and publisher, 1838)

Sylva telluriana. Mantis. synopt. New genera and species of trees and shrubs of North America, and other regions of the earth, omitted or mistaken by the botanical authors and compilers, or not properly classified, no reduced by their natural affinities to the proper natural orders and tribes. By C.S. Rafinesque. Being a supplement to the Flora telluriana - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Printed for the author and publisher, 1838)

Sylva telluriana. Mantis synopt. New genera and species of trees and shrubs of North America, and other regions of the earth, omitted or mistaken by the botanical authors and compilers, or not properly classified, now reduced by their natural affinities to the proper natural orders and tribes - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Printed for the author and publisher, 1838)

Sylva Telluriana. Mantis synopt. New genera and species of trees and shrubs of North America, and other regions of the earth, omitted or mistaken by the botanical authors and compilers, or not properly classified, now reduced by their natural affinities to the proper natural orders and tribes - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Printed for the author and publisher, 1838)

Symbolae ad floram Brasiliae centralis cognoscendam - Warming, Eugenius, 1841 -1924 (Naturhistoriske Forening i Kjöbenhavn, 1867)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1898)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1903)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1920)

Symbolae botanicae, sive plantarum, tam earum, quas in itinere, imprimis orientali - Vahl, M. (Martin), 1749 -1804 (imprensis auctoris, excudebant N. Möller et filius, 1794)

Synonymia botanica locupletissima generum, sectionum vel subgenerum ad finem anni 1858 promulgatorum : In forma conspectus systematici totius regni vegetabilis schemati Endlicheriano adaptati - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Sumptibus T. Fischer, 1870)

Synopsis plantarum Aequatoriensium, exhibens plantas praecipue in regione temperata et frigida crescentes, secundum systematam naturalem descriptas viribus medicatis et usibus oeconomicis plurimarum adjectis ... - Jameson, William, 1796 -1873 (Typis J.P. Sanz, 1865)

Synopsis plantarum; seu, Enumeratio systematica plantarum plerumque adhuc cognitarum cum differentiis specificis et synonymis selectis ad modum Persoonii elaborata - Dietrich, David Nathanael Friedrich, 1800 -1888 (B. F. Voigtii, 1839)

Synopsis plantarum :seu, Enumeratio systematica plantarum plerumque adhuc cognitarum cum differentiis specificis et synonymis selectis ad modum Persoonii elaborata - Dietrich, David Nathanael Friedrich, 1800 -1888 (B. F. Voigtii, 1839)

Synopsis plantarum :seu, Enumeratio systematica plantarum plerumque adhuc cognitarum cum differentiis specificis et synonymis selectis ad modum Persoonii elaborata - Dietrich, David Nathanael Friedrich, 1800 -1888 (B. F. Voigtii, 1840)

Synopsis plantarum,seu Enchiridium botanicum, complectens enumerationem systematicam specierum hucusque cognitarum - Persoon, C. H. (Christiaan Hendrik), 1755 -1837 (C.F. Cramerum, 1805)

Synoptical flora of North America - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, and Co. [etc.,etc.], 1878)

Synoptical flora of North America - Gray, Asa, 1810 -1888 (American Book Company, 1878)

Synoptical flora of North America: the Gamopetalæ, being a second edition of vol. I, part II, and vol. II, part I, collected - Gray, Asa, 1810 -1888 (Iverson, Blakeman, Taylor, and Company, 1886)

Synoptical flora of North America : the Gamopetalae, a second edition of vol. I, pt. II, and vol. II, pt. I - Gray, Asa, 1810 -1888 (Smithsonian Institution, 1888)

A system of vegetables. According to their classes, orders, genera, species, with their characters and differences ... - Linné, Carl von, 1707 -1778 (Printed by J. Jackson for Leigh and Sotheby, 1783)

A system of vegetables, according to their classes, orders, genera, species, with their characters and differences ... - Linné, Carl von, 1707 -1778 (Printed by J. Jackson for Leigh and Sotheby, 1782)

Systema characterum plantarum; seu, Dictionarium rerum botanicum, filio conscriptum, et ab ipso figuris illustratum - Pereboom, Cornelius. (1788)