Syllabus der Vorlesungen über Phanerogamenkunde - Eichler, August Wilhelm, 1839 -1887 (Schwers'sche Buchh, 1876)

Syllabus florae Siculae; seu, Vascularium plantarum Siciliam sponte incolentium enumeratio - Nicotra, Leopoldo, 1846 -1940 (1893)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1882)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1883)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1884)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1886)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1889)

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, 1899)

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, 1906)

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)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1925)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1928)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1931)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1982)

The sylva americana; or, A description of the forest trees indigenous to the United States, practically and botanically considered - Browne, D. J. (Daniel Jay), 1804 -1867 (W. Hyde & co, 1832)

The sylva Americana; or a description of the forest trees indigenous to the United States, practically and botanically considered - Massachusetts Horticultural Society (William Hyde & Co, 1832)

Sylva britannica : or, Portraits of forest trees, distinguished for their antiquity, magnitude, or beauty - Strutt, Jacob George, 1790 -1864 (Longman, Rees, Orme, Brown, and Green, 1830)

Sylva britannica; or, Portraits of forest trees, distinguished for their antiquity, magnitude, or beauty - Strutt, Jacob George, 1790 -1864 (Longman, Rees, Orme, Brown, and Green, 1830)

Sylva Britannica, or, Portraits of forest trees distinguished for their antiquity, magnitude, or beauty - Strutt, Jacob George, 1790 -1864 (Henry G. Bohn, York Street, Covent Garden, 1826)

Sylva florifera : the shrubbery historically and botanically treated : with observations on the formation of ornamental plantations, and picturesque scenery - Phillips, Henry, 1775 -1838 (Printed for Longmans, Hurst, Rees, Orme, and Brown [by A. & R. Spottiswoode], 1823)

Sylva florifera: the shrubbery historically and botanically treated: with observations on the formation of ornamental plantations, and picturesque scenery - Phillips, Henry, 1775 -1838 (Longmans, Hurst, Rees, Orme, and Brown, 1823)

Sylva; or, A discourse of forest-trees, and the propagation of timber in His Majesties dominions. As it was deliver'd in the Royal Society, the XVth of October, CI)I)CLXII ... To which is annexed, Pomona; or, An appendix concerning fruit-trees in relation to cider, the making and several ways of ordering it - Evelyn, John, 1620 -1706 (Printed by J. Martyn and J. Allestry, 1664)

Sylva, or A discourse of forest-trees, and the propagation of timber in His Majesties dominions. As it was deliver'd in the Royal Society the XVth of October, [1662], upon occasion of certain quaeries propounded to that illustrious assembly, by the honourable the principal officers, and commissioners of the Navy. To which is annexed Pomona; or, An appendix concerning fruit-trees in relation to cider; the making, and severall wayes of ordering it. Published by expresse order of the Royal Society. Also Kalendarivm hortense; or, the Gard'ners almanac; directing what he is to do monthly throughout the year - Evelyn, John, 1620 -1706 (Printed for J. Martyn, and J. Allestry, Printers to the Royal Society, 1670)

Sylva : or, a discourse of forest trees - Evelyn, John, 1620 -1706 (Doubleday & Co, 1908)

Sylva sylvarvm; sive, Historia naturalis, in decem centurias distributa - Bacon, Francis, 1561 -1626 (apud L. Elzevirium, 1648)

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)

Sylvan winter - Heath, Francis George, 1843 -1913 (Kegan Paul Trench & Co, 1886)

Symbolae mycologicae. Beiträge zur Kenntniss der Rheinischen Pilze - Fuckel, Leopold (J. Niedner, 1869)

Syn Theō. Phytographiae sacrae generalis. Pars practica sexta. Quam auxiliante Deo praeside Johanne Gesnero, Med. D. Phys. & Math. Prof. Academ. Imperialis Naturae Curiosorum Germanicae et Russicae Petropolitanae, ... Pro consequendo examine philosophico defendent Conradus Oerius. Leonhardus Wirzius. Conradus Nyschelerus. Salomon Obermannus. Henricus Haefelinus. Martinus Schinzius. Casparus Schulthessius. Ludovicus Nyschelerus. Frid. Sal. Nyschelerus - Gessner, Johannes, 1709 -1790 (Ex Officina Gessneriana, 1766)

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

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

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

Synopsis methodica stirpium Britannicarum : in qua tum notae generum characteristicae traduntur, tum species singulae breviter describuntur: ducentae quinquaginta plus minus novae species partim suis locis inseruntur, partim in appendice seorsim exhibentur : cum indice & virium epitome - Ray, John, 1627 -1705 (Prostant apud Sam. Smith ad insignia principis in coemeterio D. Pauli, 1690)

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

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)

Synopsis of the genera of vascular plants in the vicinity of San Francisco, with an attempt to arrange them according to evolutionary principles - Behr, H. H. (Hans Herman), 1818 -1904 (Payot, Upham, 1884)

Synopsis plantarum florae classicae, oder: Uebersichtliche darstellung der in den klassischen schriften der Griechen und Ro¨mer vorkommenden pflanzen, nach autoptischer untersuchung im florengebiete, entworfen und nach synonymen geordnet - Fraas, C., 1810 -1875 (E. A. Fleischmann, 1845)

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, 1852)

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 vascularium Montis Pollini - Terracciano, Nicola. (Tipografia della R. Accademia dei Lincei, 1890)