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)

Sylvan sketches - Kent, Elizabeth. (Whittaker, Treacher and co, 1831)

Sylvan sketches; or, A companion to the park and the shrubbery: with illustrations from the works of the poets - Kent, Elizabeth. (Whittaker, Treacher and co, 1831)

Sylvan sketches; or, A companion to the parks and the shrobbery: with illustrations from the works of the poets - Kent, Elizabeth. (Whittaker, Treacher, 1831)

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, 1909)

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

Symbolorum et emblematum centuriae tres : I. Ex herbis & stirpibus. II. Ex animalibus quadrupedibus. III. Ex volatilibus & insectis - Camerarius, Joachim, 1534 -1598 (Typis Voegelinanis, 1605)

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 coniferarum - Endlicher, Stephan, 1804 -1849 (Apud Scheitlin & Zollikofer, 1847)

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)

Synopsis der nadelhölzer, deren charakteristischen merkmale nebst andeutungen über ihre cultur und ausdauer in Deutschlands klima - Henkel, Johann Baptist, 1815 -1871 (Verlag der J. G. Cottaschen Buchhandlung, 1865)

Synopsis florae fossilis senogalliensis - Massalongo, Abramo, 1824 -1860 (Merlo, 1858)

Synopsis florae Germanicae et Helveticae : exhibens stirpes phanerogamas rite cognitas, quae in Germania, Helvetia, Borussia et Istria sponte crescunt atque in hominum usum copiosius coluntur : secundum systema Candolleanum digestas, praemissa generum dispositione secundum classes et ordines systematis Linnaeani conscripta - Koch, Wilhelm Daniel Joseph, 1771 -1849 (F. Wilmans, 1837)

Synopsis florae Germanicae et Helveticae : exhibens stirpes phanerogamas rite cognitas, quae in Germania, Helvetia, Borussia et Istria sponte crescunt atque in hominum usum copiosius coluntur. Index generum, specierum et synonymorum - Koch, Wilhelm Daniel Joseph, 1771 -1849 (F. Wilmans, 1838)

... Synopsis of the described Lepidoptera of North America. Part I–Diurnal and crepuscular Lepidoptera - Morris, John G. (John Gottlieb), 1803 -1895 (Smithsonian institution, 1862)

Synopsis of the described Lepidoptera of North America. Part I–Diurnal and crepuscular Lepidoptera. Comp. for the Smithsonian institution - Morris, John G. (John Gottlieb), 1803 -1895 (Smithsonian institution, 1862)

Synopsis of the flora of the Laramie group - Ward, Lester F. (Lester Frank), 1841 -1913 (Govt. print. off, 1885)

A synopsis of the flora of the western states - Riddell, John Leonard, 1807 -1867 (E. Deming, 1835)

A synopsis of the genera of American plants, according to the latest improvements on the Linnaean system: with the new genera of Michaux and others. Intended for the use of students in botany ... - Rich, Oliver O. (Printed by J. M. Carter, for J. Milligan, and Richards and Mallory, Georgetown, A. Finley, Philadelphia; [etc., etc.], 1814)

A synopsis; or, systematic catalogue of the medicinal plants of the United States - Clapp, A. (Asahel) (T.K. and P.G. Collins, printers, 1852)

Synopsis plantarum in flora Gallica descriptarum - Candolle, Augustin Pyramus de, 1778 -1841 (Apud H. Agasse, 1806)

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)

Synopsis plantarum,seu Enchiridium botanicum, complectens enumerationem systematicam specierum hucusque cognitarum - Persoon, C. H. (Christiaan Hendrik), 1755 -1837 (C.F. Cramerum, 1807)

Synoptical flora of North America - Gray, Asa, 1810 -1888 (American Book Company, 1895)

[Syracuse Nurseries materials] - Syracuse Nurseries. (Syracuse Nurseries, 1862)

A system of physiological botany - Keith, Patrick, 1769 -1840 (Printed for Baldwin, Cradock, and Joy, 1816)

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)

Systema horti-culturæ, or, The art of gardening : in three books ... : illustrated with sculptures, representing the form of gardens, according to the newest models - Worlidge, John, active 1660 -1698 (Printed for Tho. Dring ..., 1688)

Systema laurinarum - Nees von Esenbeck, C. G. (Christian Gottfried), 1776 -1858 (Sumptibus Veitii et Sociorum, 1836)