Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 1987)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 1990)

Species algarum. Auctore Friderico Traug. Kützing - Kützing, Friedrich Traugott, 1807 -1893 (F. A. Brockhaus, 1849)

Species algarum rite cognitae, cum synonymis, differentiis specificis et descriptionibus succinctis Vol. 1[-2, sectio 1] - Agardh, C. A. (Carl Adolf), 1785 -1859 (Sumtibus Ernesti Mauritii, 1820)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum diferentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Linné, Carl von, 1707 -1778 (Junk, 1753)

Specimen botanicum quo plantarum plurium rariorum Angliae indigenarum loci natales illustrantur - Blackstone, John, 1712 -1753 (Typis Gulielmi Faden, 1746)

Spicilegium florae Lipsicae - Schreber, Johann Christian Daniel, 1739 -1810 (Dykiano, 1771)

Storia delle piante forastiere le più importanti nell'uso medico, od economico - Castiglioni, Luigi, 1757 -1832 (Nella stamperia di Giuseppe Marelli, 1791)

Strasburger's Text-book of botany - Strasburger, Eduard, 1844 -1912 (Macmillan, 1921)

Studies on acari; no. 1, the genus Demodex, Owen - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees of the British Museum, 1919)

A study of the physiographic ecology of Mount Ktaadn, Maine - Harvey, Le Roy Harris. (1903)

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

Sulla flora della provincia Senese e Maremma toscana - Tassi, Attilio, 1820 -1905 (Tip. nel R. Instit. dei Sordo-Muti di L. Lazzeri, 1862)

Summa plantarum : quae hactenus innotuerunt methodo Linnaeana per genera et species digesta illustrata descripta - Vitman, Fulgenzio Antonio Maria, ‏ 1728 -1806 (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, 1792)

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 supplement to Medical Botany, or, Part the Second : containing plates with descriptions of most of the principal medicinal plants not included in the Materia Medica of the Collegiate Pharmacopoeias of London and Edinburgh; accompanied with a circumstantial detail of their medicinal eefects, and of the diseases in which they have been successfully employed - Woodville, William, 1752 -1805 (Printed and sold for the author by James Phillips, George Yard, Lombard Street, 1794)

A supplement to Medical botany, or, part the second : containing plates with descriptions of most of the principal medicinal plants not included in the Materia Medica of the collegiate pharmacopoeias of London and Edinburgh : accompanied with a circumstantial detail of their medicinal effects, and of the diseases in which they have been successfully employed - Woodville, William, 1752 -1805 (Printed and sold for the author, by James Phillips, 1794)

A supplement to the appendix of Captain Parry's voyage for the discovery of a north-west passage, in the years 1819-20 : containing an account of the subjects of natural history - Brown, Robert, 1773 -1858 (John Murray, 1824)

Supplement to the appendix of Captain Parry's voyage for the discovery of a north-west passage in the years 1819-20 containing an account of the subjects of natural history - Parry, William Edward, Sir, 1790 -1855 (J. Murray, 1824)

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 Florae Lapponicae, quam edidit Dr. Georgius Wahlenberg - Sommerfelt, Søren Christian, 1794 -1838 (Typis Borgianis et Gröndahlianis, 1826)