Sylloge algarum omnium hucusque cognitarum - Boston Society of Natural History. (Sumptibus auctoris, 1897)

Sylloge algarum omnium hucusque cognitarum - Boston Society of Natural History. (Sumptibus auctoris, 1905)

Sylloge algarum omnium hucusque cognitarum - Boston Society of Natural History. (Sumptibus auctoris, 1889)

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, 1788)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1891)

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)

Sylloge generum specierumque cryptogamarum, quas in variis operibus descriptas iconibusque illustratas, nunc ad diagnosim reductas, nonnullasque novas interjectas - Montagne, Jean François Camille, 1784 -1866 (J.-B. Baillire, 1856)

Symbolae ad floram Brasiliae centralis cognoscendam - Warming, Eugenius, 1841 -1924 (Naturhistoriske Forening i Kjöbenhavn, 1877)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1911)

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

Symbolae sinicae :botanische Ergebnisse der Expedition der Akademie der Wissenschaften in Wein nach Südwest-China, 1914-1918 - Handel-Mazzetti, Heinrich, Freiherr von, 1882 -1940 (J. Springer, 1926)

Symposium on Marine Microbiology; [papers] - United States. Office of Naval Research. (Thomas, 1963)

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)

A synonymic catalogue of diurnal Lepidoptera - Kirby, W. F. (William Forsell), 1844 -1912 (J. Van Voorst, 1871)

A synonymic catalogue of the North American Rhopalocera - Skinner, Henry, 1861 -1926 (American Entomological Society, 1898)

Synopsis de la Flore du Limbourg belge. 1re partie, Cryptogames cellulo-vasculaires et characées - Crépin, François, 1830 -1903 (1895)

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

Synopsis faunae Scandinaviae. Tom. 1. Pars 2, Aves - Billberg, Gustaf Johan, 1772 -1844 (Ex officina typogr. Caroli Deleen, 1828)

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 methodica animalium quadrupedum et serpentini generis : vulgarium notas characteristicas, rariorum descriptiones integras exhibens : cum historiis & observationibus anatomicis perquam curiosis : praemittuntur nonnulla De animalium in genere, sensu, generatione, divisione, &c - Ray, John, 1627 -1705 (Impensis S. Smith & B. Walford, 1693)

A synopsis of Leucheria (Asteraceae, Nassauvieae), with notes on the morphology - Katinas, Liliana (Smithsonian Scholarly Press, 2022)

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)

Synopsis plantarum glumacearum - Steudel, Ernst Gottlieb, 1783 -1856 (J.B. Metzler, 1855)

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

A synoptical compend of British botany ... arranged after the Linnean system - Galpine, John Kingston, 1806 (S. Bagster, 1820)

A synoptical compend of British botany ... arranged after the Linnean system - Galpine, John Kingston, 1806 (S. Bagster, 1834)

A synoptical table of British organic remains : in which, all the edited British fossils are systematically and stratagraphically arranged, in accordance with the views of the geologists of the present day; and a reference given to their localities, strata, and engraved figures : accompanied by a lithograph of the fossil turtle in the Norfolk and Norwich Museum - Woodward, Samuel, 1790 -1838 (Longman, Rees, Orme, Brown, and Green; and John Stacy, Norwich, 1830)

Synoptische Tabellen zur leichten Bestimmung der häuftligeren deutschen Pflanzen-Gattungen nach den Jussieuschen System; zum Gebrauche der Schulen und Zum Selbststudium - Zabel, Hermann, 1832 -1912 (H. Augustin, 1872)

Das system der pilze und schwämme. Ein versuch - Nees von Esenbeck, C. G. (Christian Gottfried), 1776 -1858 (In der Stahelschen buchhandlung, 1816)

A system of geology with a theory of the earth : and an explanation of its connexion with the sacred records - Macculloch, John, 1773 -1835 (Longman, Rees, Orme, Brown, and Green, 1831)

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 algarum - Agardh, C. A. (Carl Adolf), 1785 -1859 (Literis Berlingianis, 1824)

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

Systema glossatorum secundum ordines, genera, species, adiectis, synonymis, locis, observationibus, descriptionibus - Fabricius, Johann Christian, 1745 -1808 (C. Reichard, 1938)

Systema naturæ in quo naturae regna tria, secundum classes, ordines, genera, species, systematice, proponuntur - Linné, Carl von, 1707 -1778 (Apud G. Kiesewetter, 1740)

Systema naturae, per regna tria naturae : secundum classes, ordines, genera, species cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1770)

Systema naturae per regna tria naturae : secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae, per regna tria naturae : secundum classes, ordines, genera, species cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae von Trattner, 1767)

Systema natvrae per regni tria natvrae secvndvm classes, ordines, genera, species, cvm characteribvs, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Io. Iac. Cvrt, 1760)

Systema orbis vegetabilium : quod gratiosi medicorum ordinis consensu et auctoritate - Rudolphi, Friedrich Karl Ludwig, 1801 -1849 (Typis F.Guil. Kunike, 1830)

Systema plantarum Europae, exhibens characteres naturales generum, characteres essentiales generum & specierum, synonima antiquorum, phrases specificas recentiorum Halleri, Scopoli, &c. Descriptiones rariorum, nec-non floras tres novas, Lugdunaeam, Delphinalem, Lithuanicam, non omissis plantis exoticis in hortis Europae vulgo obviis - Linné, Carl von, 1707 -1778 (Sumptibus Piestre & Delamolliere, 1785)

Systema plantarum a staminum situ. Secundum classes, ordines et genera, cum characteribus essentialibus - Gleditsch, Johann Gottlieb, 1714 -1786 (Haude et Spener, 1764)

A systematic arrangement of British plants - Withering, William, 1741 -1799 (Printed for Adam Scott, 1845)

A systematic arrangement of British plants - Withering, William, 1741 -1799 (Printed for Scott, Webster, and Geary, 1841)

A systematic arrangement of British plants - Withering, William, 1741 -1799 (Printed for Adam Scott, 1848)

A systematic arrangement of British plants :with an easy introduction to the study of botany - Withering, William, 1741 -1799 (Printed for T. Cadell, jun [etc.], 1801)

A systematic catalogue of the flowering plants and ferns indigenous to or growing wild in Ceylon - Trimen, Henry, 1843 -1896 (G. J. A. Skeen, 1885)

Systematic lists illustrative of the Flora, Fauna, Palaeontology, and Archaeology of the North of Ireland - Stewart, Samuel Alexander, 1826 -1910 (Printed for the Club, 1870)

Systematic revision of the granulatus group of Urophonius Pocock, 1893 (Scorpiones, Bothriuridae), with description of a new species from central Chile - Mattoni, Camilo I. (American Museum of Natural History, 2010)

A systematic treatise on comparative physiology, introductory to the physiology of man - Tiedemann, Friedrich, 1781 -1861 (Published by John Churchill and Thos. Kaye, 1834)

The systematics and evolution of the Oenothera caespitosa species complex (Onagraceae) - Klein, William M (Missouri Botanical Garden, 1985)

Systematisches Verzeichniss der im indischen Archipel in den Jahren 1842-1848 gesammelten sowie der aus Japan empfangenen Pflanzen - Zollinger, Heinrich, 1818 -1859 (E. Kiesling, 1854)

Systematisches Verzeichniss der im indischen archipel in den Jahren 1842-1848 gesammelten sowie der aus Japan empfangenen Pflanzen - Zollinger, Heinrich, 1818 -1859 (E. Kiesling, 1854)

Systematisches Verzeichniss der in Deutschland lebenden Binnen-Mollusken - Kreglinger, Carl, (C.W. Kreidel's Verlag, 1870)

Systematisches Verzeichniss wilder Pflanzen die in der Nähe und umliegenden Gegend von Jena wachsen - Graumüller, Johann Christian Friedrich, 1770 -1824 (In der Akademischen Buchh, 1803)

Système des plantes : contenant les classes, ordres, genres et espèces; les caractères naturels et essentiels des genres; les phrases charactéristiques des espèces; la citation des meilleures figures; le climat et le lieu natal des plantes; l'époque de leur floraison; leurs propriétés et leurs usages dans les arts, dans l'économie rurale et la médecine - Linné, Carl von, 1707 -1778 (Chez Bruyset aîné et Buynand, 1804)

Systême sexuel des végétaux, suivant les classes, les ordres, les genres et les espèces, avec les caractères et les differences - Linné, Carl von, 1707 -1778 (A. Bertrand, 1803)

Table analytique et raisonnée des matieres contenues dans les XXXIII volumes in-folio du Dictionnaire des sciences, des arts et des métiers, et dans son supplément - Papillon, Jean-Michel, 1698 -1776 (Chez Panckoucke, 1780)

Tableau de l'école de botanique du Jardin du roi - Desfontaines, René Louiche, 1750 -1833 (J. A. Brosson, 1815)

Tableau des corps organisés fossiles : précédé de remarques sur leur pétrification - Imprimerie de Le Normant, (F.G. Levrault, libraire, 1824)

Tableau des systemes de botanique, generaux et particuliers; ... - Royal College of Physicians of Edinburgh. (Brette, 1798)

Tableau du règne végétal, selon la méthode de Jussieu - Ventenat, É. P. (Étienne Pierre), 1757 -1808 (de l'Imprimerie de J. Drisonnier, 1799)

Tableau encyclopédique et méthodique des trois règnes de la nature. Botanique - Poiret, Jean-Louis-Marie, 1755 -1834 (Panckoucke, 1791)