Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1992)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1975)

Contributions la flore bryologique du Brsil - Brotherus, V. F. (Viktor Ferdinand), 1849 -1929 (ex Officina typographica Societatis litterari fennicae, 1981)

Contributions to embryology - Carnegie Institution of Washington

Contributions to systematic bryology : dedicated to Lewis E. Anderson - Anderson, Lewis E. (Lewis Edward), 1912 -2007 (Missouri Botanical Garden, 1985)

Contributions to the botany of the Yukon Territory - Rydberg, Per Axel, 1860 -1931 (1901)

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

Contributions to the bryology and hepaticology of North America - Sullivant, William S. (William Starling), 1803 -1873 (Metcalf and company, 1846)

Contributions to the natural history of Alaska. Results of investigations ... in the Yukon district and the Aleutian islands; conducted under the auspices of the Signal service, United States Army, extending from May, 1874, to August, 1881 ... - Turner, Lucien M. (Lucien McShan) (Govt. Print. Off, 1886)

Contributions to the natural history of Alaska results of investigations made chiefly in the Yukon district and the Aleutian Islands; conducted under the auspices of the Signal Service, United States Army, extending from May, 1874, to August, 1881 - Turner, Lucien M. (Lucien McShan) (G.P.O, 1886)

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

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)

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

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

Correspondenz-blatt des Zoologisch-mineralogischen Vereins in Regensburg - Zoologisch-Mineralogischer Verein (Regensburg, Germany) (Zoologisch-mineralogischer Verein, 1849)

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

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

The crane-flies of New York. Part II. Biology and phylogeny - Alexander, Charles P. (Charles Paul), 1889 -1981 (1920)

Crittogame brasiliane - Raddi, Giuseppe, 1770 -1829 (s.n, 1823)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 2003)

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

Cryptogamic botany - Cardot, Jules, 1860 -1934 (The Smithsonian Institution, 1910)

Cryptogamic botany of the Antarctic voyage of H.M. Discovery ships Erebus and Terror in the years 1839-1843 under the command of Captain Sir James Clark Ross - Hooker, Joseph Dalton, 1817 -1911 (Printed and published by Reeve Brothers, 1845)

The cryptogamic flora of Ottawa - Macoun, John, 1831 -1920 (1898)

The cryptogamic flora of Ottawa - Macoun, John, 1831 -1920 (s.n, 1898)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1980)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1981)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1982)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1983)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1984)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1985)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1986)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1987)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1988)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1989)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1990)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1992)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1991)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1993)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1994)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1995)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1996)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1997)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1998)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 1991)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 1990)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 1993)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 1995)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 2004)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 2007)

Curso de botánica elemental : Parte teórica - Bustamante, Miguel, (I. Cumplido, 1841)

Curtii Sprengel Flora Halensis - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (Sumtibus Kmmelii, 1832)

Curtii Sprengel Florae Halensis tentamen novum - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (Sumtibus C.A. Kmmelii, 1806)

Curtii Sprengel Mantissa prima Florae Halensis : addita novarum plantarum centuria - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (Apud C. Kmmelium, 1807)

The cyclopædia of India and of Eastern and Southern Asia : commercial, industrial and scientific, products of the mineral, vegetable, and animal kingdoms, useful arts and manufactures - Balfour, Edward, 1813 -1889 (B. Quaritch, 1885)

The cyclopædia; or, Universal dictionary of arts, sciences, and literature - Rees, Abraham, 1743 -1825 (Longman, Hurst, Rees, Orme & Brown [etc.], 1819)