Standardized plant names; a catalogue of approved scientific and common names of plants in American commerce - Olmsted, Frederick Law, 1870 -1957 (1923)

Star roses : fall 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conard-Pyle Co, 1937)

Studies in West Indian plants - Britton, Nathaniel Lord, 1859 -1934 (1908)

Sturtevant's notes on edible plants - Hedrick, U. P. (J.B. Lyon, 1919)

Suggestions received by the Agricultural & Horticultural Society of India for extending the cultivation and introduction of useful and ornamental plants : with a view to the improvement of the agricultural and commercial resources of India - Agricultural & Horticultural Society of India. (Bishop's College Press, 1841)

Die Sukkulenten (Fettplanzen und Kakteen) : Beschreibung, Abbildung und Kultur derselben - Schumann, K. (Karl) 1851 -1904 (P. Parey, 1892)

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)

Supplementum plantarum succulentarum :sistens plantas novas vel nuper introductas, sive omissas, in Synopse plantarum succulentarum : cum observationibus variis anglicanis - Haworth, Adrian Hardy, 1768 -1833 (Impensis J. Harding, 1819)

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)

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)

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, 1898)

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

Synopsis of the Cactaceae of the territory of the United States and adjacent regions - Engelmann, George, 1809 -1884 (Metcalf, 1856)

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

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 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, 1843)

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)