Contributions from the Osborn Botanical Laboratory - Yale University. Osborn Botanical Laboratory (Osborn Botanical Laboratory, Yale University, 1923)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1890)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1901)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1908)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1909)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1913)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1940)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1957)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1974)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2000)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2003)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2004)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2007)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1995)

Contributions to North American Euphorbiaceae–VI. II. Vegetation of Alacran Reef - Millspaugh, Charles Frederick, 1854 -1923 (1916)

Contributions to the botany of Vermont - Middlebury College. (Botanical Dept., University of Vermont, 1898)

Contributions to the flora and fauna of Repton and neighbourhood - Garneys, William. (Bemrose, 1881)

Contributions to the flora of Beaver County, from the Mansfield Herbarium, 1865-1903 - Mansfield, Ira Franklin, 1942 - (Tribune Printing, 1903)

Contributions to the flora of Iowa; a catalogue of the phaenogamous plants - Arthur, Joseph Charles, 1850 -1942 (Intelligencer Book Print, 1876)

Contributions to the flora of Mentone, and to a winter flora of the Riviera, including the coast from Marseilles to Genoa - Moggridge, John Traherne, 1842 -1874 (L. Reeve, 1871)

Contributions to the natural history of the Bermudas. Vol. I - Goode, G. Brown (George Brown), 1851 -1896 (Govt. print. off, 1884)

Contributions to the paleobotany of Peru, Bolivia and Chile; five papers - Berry, Edward Wilber, 1875 -1945 (The John Hopkins Press, 1922)

Contributions to the Queensland flora - Bailey, Frederick Manson 1827 -1915 (Anthony James Cumming, Govt. Printer, 1890)

Contributions to western botany.no. 1-18 - Jones, Marcus E. (Marcus Eugene), 1852 -1934 (1930)

Contributions to western botany.no. 1-18 - Jones, Marcus E. (Marcus Eugene), 1852 -1934 (1935)

Contributions towards a Cybele hibernica, being outlines of the geographical distribution of plants in Ireland - Moore, David, 1807 -1879 (Hodges, Smith, 1872)

Contributions towards a Cybele hibernica, being outlines of the geographical distribution of plants in Ireland - Moore, David, 1807 -1879 (E. Ponsonby, 1898)

Contributions towards a fauna and flora of the county of Cork, read at the meeting of the British association held at Cork in the year 1843 - Cuvierian Society of Cork. (J. Van Voorst, 1845)

Contribuzioni alla flora fossile dei terreni terziarii della Liguria - Squinabol, Senofonte, 1861 -1941 (Tip. del R. Istituto Sordo-Muti, 1889)

Corporum lapidefactorum agri Veronensis catalogus - Ramanzini, Dionige. (Typis Dionysii Ramanzinii Bibliopolae apud S. Thomam, 1744)

Corpus florarum provincialium Sueciae. I. Floram scanicam - Fries, Elias, 1794 -1878 (Typis Palmblad, Sebell & Co, 1835)

The correspondence of John Ray, consisting of selections from the philosophical letters published by Dr. Derham and original letters of John Ray in the collection of the British Museum - Ray, John, 1627 -1705 (Printed for the Ray Society, 1848)

Correspondenz-blatt des Naturwissenschaftlichen Vereins (früher Zoologisch-mineralogischer Verein) in Regensburg - Naturwissenschaftlicher Verein Regensburg. (Naturwissenschaftlichen Verein, 1887)

The Cottage gardener (W.S. Orr, 1849)

The Cottage gardener (W.S. Orr, 1851)

The Cottage gardener (W.S. Orr, 1852)

The Cottage gardener (W.S. Orr, 1853)

The Cottage gardener (W.S. Orr, 1854)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1854)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1855)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1856)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1857)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1858)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1859)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1860)

The Cottage gardeners' dictionary : describing the plants, fruits, and vegetables desirable for the garden, and explaining the terms and operations employed in their cultivation ; with an alphabetical list of synonymes - Johnson, George William, 1802 -1886 (Henry G. Bohn, 1863)

Cours elementaire de botanique et flore du Canada a l'usage des maisons d'education - Moyen, J. (Jean), 1828 -1899 (Geo. E. Desbarats, 1871)

Cours élémentaire de botanique et flore du Canada à l'usage des maisons d'éducation - Moyen, J. (Jean), 1828 -1899 (Geo. E. Desbarats, 1871)

Cours élémentaire de botanique et flore du Canada à l'usage des maisons d'éducation - Moyen, J. (Jean), 1828 -1899 (G.E. Desbarats, 1871)

A course of practical instruction in botany - Bower, F. O. (Frederick Orpen), 1855 -1948 (Macmillan, 1885)

The Cretaceous flora of southern New York and New England - Hollick, Charles Arthur, 1857 -1933 (Govt. Print. Off, 1906)

The Cretaceous flora of southern New York, and New England - Hollick, Charles Arthur, 1857 -1933 (Govt. Print. Off, 1906)

The cruise of the Tomas Barrera; the narrative of a scientific expedition to western Cuba and the Colorados reefs, with observations on the geology, fauna, and flora of the region - Henderson, J. B. 1870 -1923 (G.P. Putnam's sons, 1916)

Crŭÿde boeck : in den welcken die geheele historie dat es tgheslacht, tfatsoen, nae[m], natuere, cracht ende werckinghe, van den cruyden, niet alleen hier te lande wassende, maer oock van de[n] andere[n] Vremde[n] in der medecynen oorboorlijck, met grooter neersticheyt begrepen ende verclaert es, met der seluer cruyden natuerlijck naer dat leuen conterfeytsel daer by ghestelt - Dodoens, Rembert, 1517 -1585 (In die Cammerstrate inden Arent seghen Scarabaeum by my Jan vander Loe, 1563)

Cruydt-boeck Remberti Dodonaei volghens sijne laetste verbeteringhe : met biivoeghsels achter elck capitel, uyt verscheyden cruydt-beschrijvers. Item, in 't laetste een beschrijvinghe vande Indiaensche ghewassen, meest ghetrocken uyt de schriften van Carolus Clusius. Nu wederom van nieuws oversien ende verbetert - Clusius, Carolus, 1526 -1609 (Inde Plantijnsche Druckerije van Balthasar Moretus, 1644)

Cryptogam lists : China - Cheo, Shuh Yuen (1931)

Cryptogamae vasculares Quitenses :adiectis specibus in aliis provinciis ditionis Ecuadorensis hactenus detectis - Sodiro, Luis, 1836 -1909 (Typis Universitatis, 1893)

Cryptogames vasculaires (fougères, lycopodiacées, hydroptéridées, equisétacées) du Brésil - Fée, Antoine Laurent Apollinaire, 1789 -1874 (J.B. Baillière et Fils, 1869)

Cryptogamia adjuvantibus cl. W. Nylander et Em. Bescherelle edita - Fournier, Eugène, 1834 -1884 (Imprimerie Nationale, 1872)