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, 1789)

A summary of the prevalence of plant diseases in the Dominion of Canada, 1920-1924 - Canada. Department of Agriculture. (F.A. Acland, Printer to the King's Most Excellent Majesty, 1926)

Summer 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. J. Ball, Inc, 1950)

Summer 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. J. Ball, Inc, 1953)

Summer 1954 : All breeds choice flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Bulb Company, 1954)

Summer and fall season, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1938)

Summer catalog – 1953, 32nd year : iris, seeds, perennial plants, daffodils, tulips, miscellaneous bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swayne's Gardens, 1953)

Summer wholesale trade list : July 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1930)

Superior seeds : farm and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Manns, 1943)

Superior seeds : farm and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Manns, 1938)

Superior seeds : farm and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Manns, 1937)

Superior seeds : farm and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Manns, 1949)

Supplément à la flore de la Mayenne [1 and 2] - Léveillé, H. (Hector), 1863 -1918 (Ed. Monnoyer, 1897)

Supplément à la flore du Jura suisse et français - Godet, Ch.-H. (Charles Henri), 1797 -1879 (Ch.-H. Godet, 1869)

A supplement to Baines' Flora of Yorkshire, with a map : part first, the flowering plants and ferns by John Gilbert Baker : part second, the mosses of the county by John Nowell - Baker, John Gilbert, 1834 -1920 (William Pamplin, 1854)

Supplement to garden book no. 38 showing specials and new varieties for spring, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Porter-Walton Co, 1939)

A supplement to the Pharmacopia, and treatise on pharmacology in general : including not only the drugs and preparations used by practitioners of medicine, but also most of those employed in the chemical arts : together with a collection of the most useful medical formulæ ... - Gray, Samuel Frederick, 1766 -1828 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

A supplement to the pharmacopoeia being a treatise on pharmacology in general; including not only the drugs and compounds which are used by practitioners of medicine, but also those which are sold by chemists, druggists, and herbalists, for other purposes; together with a collection of the most useful medical formulæ ; an explanation of the contractions used by physicians and druggists; the medical arrangement of the articles of the London pharmacopeia, with their doses, at one view; a similar list of the indigenous plants of the British islands, which are capable of being used in medicine, &c. ; and also a very copious index, English and Latin, of the various names by which the articles have been known at different periods - Gray, Samuel Frederick, 1766 -1828 (printed for Thomas and George Underwood, 1821)

1937 supplement to the rock garden catalog of the Mitchell Nurseries, Barre, Vermont - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitchell Nurseries, 1937)

Supplementary catalogue of trees, shrubs, and plants - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1853)

Supplementary list [of] Alpines, rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1929)

Supplementary list of new and rare perennials and small fruits 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Co, 1918)

Supplementi ad Leysseri floram Halensem Fasciculus primus - Leysser, Friedrich Wilhelm von, 1731 -1815 (In Commission der Rengerschen Buchhandlung, 1796)

Supplementum Prodromi florae Hispanicae sive, Enumeratio et descriptio omnium plantarum inde ab anno 1862 usque ad annum 1893 in Hispania detectarum quae innotuerunt auctori, adjectis locisnovis specierum jam notarum - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1893)

Supplementum Sylloges florae Europaeae - Nyman, Carl Fredrik, 1820 -1893 (Sumptu et typis N.M. Lindh, 1865)

Supplementum tentaminis pteridographiae, continens genera et species ordinum dictorum marattiaceae, ophioglossaceae, osmundaceae, schizaeaceae et lygodiaceae - Presl, K. B. 1794 -1852 (E typographia Cass. reg. Aulica filiorum Amadei Haase, 1849)

Surplus list : April 20, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1939)

Surplus list : February 11th, 1935 (partial list only) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1935)

Surplus list : May 1st, 1935 (partial list only) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1935)

A survey and record of Woolwich and West Kent containing descriptions and records, brought up-to-date, of geology, botany, zoology, archaeology and industries of the district, with a brief photographic commentary, in commemoration of the 12th Annual Congress, 1907, of the South Eastern Union of Scientific Societies - Grinling, C. H. (Labour Representation Print. Co, 1909)

A survey of Canadian plants in relation to their environment - Adams, John, 1872 -1950 (Canada Dept. of Agriculture, 1927)

Sutton's amateur's guide in horticulture and general seed catalogue - Sutton & Sons Ltd. (Sutton & Sons, 1950)

Sutton's amateur's guide in horticulture and general seed catalogue for 1952 - Sutton & Sons Ltd. (Sutton & Sons Ltd, 1952)

Svensk botanik - Swartz, Olof, 1760 -1818 (Tryckt hos C. Delén, 1802)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1907)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1908)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1909)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1910)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1911)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1912)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1913)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1915)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1917)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1918)

Svensk botanisk tidskrift - Svenska botaniska föreningen. (Svenska botaniska föreningen [etc.], 1923)

Svensk fanerogamflora - Lindman, C. A. M. (Carl Axel Magnus), 1856 -1928 (P.A. Norstedt, 1918)

Svensk flora. Beskrifning öfver Sveriges fanerogamer och ormbunkar - Kindberg, N. C. (Nils Conrad), 1832 -1910 (P.M. Sahlströms bokhandel (H.W. Tullberg), 1877)

Swainsona - Botanic Gardens of Adelaide; State Herbarium. Board. (Board of the Botanic Gardens and State Herbarium, 2022)

Swayne's Gardens, spring catalog 1949 : successors to O.M. Pudor, 28th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swayne's Gardens, 1949)

Swayne's Gardens, spring catalog 1950 : 29th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swayne's Gardens, 1950)

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 cultivated in the gardens of Great Britain, arranged in natural orders - Sweet, Robert, 1783 -1835 (J. Ridgway, 1826)

Swiss Floral Co. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swiss Floral Co, 1926)

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 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)

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

Syllabus der Vorlesungen über specielle und medicinisch-pharmaceutische Botanik. Eine Uebersicht über das gesammte Pflanzensystem mit Berücksichtigung der Medicinal- und Nutzpflanzen - Engler, Adolf, 1844 -1930 (Gebrüder Borntraeger, 1892)

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, 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, 1788)

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, 1902)

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

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, 1928)

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

Sylloge opusculorum botanicorum cum adjectis annotationibus Pt. i - Reichard, Johann Jakob, 1743 -1782 (1782)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1977)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1978)

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 botanicae, sive, Descriptiones et icones plantarum novarum aut minus cognitarum - Presl, K. B. 1794 -1852 (C.B. Presl, 1832)

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 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 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 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 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)

A synopsis of British plants, in Mr. Ray's method, with their characters, descriptions, places of growth, time of flowering, and physical virtues. Together with a botanical dictionary - Wilson, John. (1744)

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)

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)

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, 1843)

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

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

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

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 Geometrarum zonae temperatioris septentrionalis = Systematische Bearbeitung der Spanner der nördlichen gemässigten Zone - Gumppenberg, Carl, Freiherr von, 1833 -1893 (E. Blochmann, 1896)

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)

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

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, 1845)

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)

Systematic catalogue of plants of Wisconsin and Minnesota - Owen, David Dale, 1807 -1860 (Lippincott, Grambo, 1852)

Systematische Beschreibung der europäischen Schmetterlinge; : mit Abbildungen auf Steintafeln - Meigen, Johann Wilhelm, 1764 -1845 (Berlag von J.A. Mayer, 1829)

Systematische Beschreibung der in Österreich wildwachsenden und kultivirten Medicinal-Pflanzen. Für Ärzte und Apotheker - Maly, Josef Karl, 1797 -1866 (Wilhelm Braumüller, 1863)