A checklist of New York State plants - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1986)

Checklist of vascular plants of the Southern Rocky Mountain Region - Snow, Neil Wilton (2009)

Chinese materia medica Pt. 1 Vegetable kingdom - Smith, F. Porter 1833 -1888 (Presbyterian Mission Press?, 1911)

Chloris platensis argentina - Hicken, Cristóbal M. (Cristóbal María), 1875 -1933 (J.A. Alsina, 1910)

Christiania amegns phanerogamer og bregner, med angivelse af deres udbredelse samt en indledning om vegetationens afhaengighed af underlaget - Blytt, Axel, 1843 -1898 (Trykt hos Brøgger & Christie, 1870)

Chronological history of plants : man's record of his own existence illustrated through their names, uses, and companionship - Pickering, Charles, 1805 -1878 (Little, Brown & company, 1879)

Chronological history of plants: man's record of his own existence illustrated through their names, uses, and companionship - Pickering, Charles, 1805 -1878 (Little, Brown & company, 1879)

Chronologischer Raupenkalender, oder, Naturgeschichte der europäischen Raupen : wie dieselben der Zeit nach in gewissen Monaten in der Natur zum Vorschein kommen : nebst einem einleitenden Vorbericht über das Aufsuchen und zweckmässige Erziehen der Raupen, Auffinden und Ueberwintern der Puppen, Einfangen und Aufbewahren der Schmetterlinge etc - Vogel, Christian Friedrich, 1837 - (Im Verlage von Theodor Bade, 1837)

Circle west vegetation baseline study : final report - Montana. Energy Division. (Energy Division, Montana Dept. of Natural Resources and Conservation, 1978)

Circle West vegetation monitoring study - Montana. Energy Division. (Energy Division, Montana Dept. of Natural Resources and Conservation, 1982)

Class book of botany : being an introduction to the study of the vegetable kingdom - Balfour, John Hutton, 1808 -1884 (Adam and Charles Black, 1854)

Class-book of botany : being outlines of the structure, physiology and classification of plants : with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A.S. Barnes & Burr, 1861)

Class-book of botany : being outlines of the structure, physiology, and classification of plants : with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A.S. Barnes & Co, 1874)

Class-book of botany: being outlines of the structure, physiology, and classification of plants; with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A. S. Barnes & co, 1869)

Class-book of botany being outlines of the structure, physiology, and classification of plants : with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A.S. Barnes, 1875)

Class-book of botany being outlines of the structures, physiology, and classification of plants : with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (American Book Co, 1881)

Classification and management of USDI Bureau of Land Management's riparian and wetland sites in eastern and southern Idaho - United States. Bureau of Land Management. Idaho State Office. (Bitterroot Restoration Incorporated, 2002)

The classification of flowering plants - Rendle, A. B. (Alfred Barton), 1865 -1938 (University press, 1904)

Clavis agrostographiae antiquioris. Uebersicht des Zustandes der Agrostographie bis auf Linné; und Versuch einer Reduction der alten Synonyme der Gräser auf die heutigen Trivialnahmen - Trinius, Carl Bernhard, 1778 -1844 (In der Biedermann'schen Hofbuchhandlung, 1822)

Coefficient of conservatism rankings for the flora of Montana. report to the Montana Department of Environmental Quality, Helena, Montana Part I - Montana. Department of Environmental Quality (Montana Natural Heritage Program, 2015)

Coefficient of conservatism rankings for the flora of Montana Part II - Montana. Department of Environmental Quality (Montana Natural Heritage Program, 2016)

Coleoptera Neerlandica : de schildvleugelige insecten van Nederland en het aangrenzend gebied - Everts, Edouard Jacques Guillaume, 1849 -1932 (Nijhoff, 1922)

The Coleoptera of the British islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland, with notes as to localities, habitats, etc - Donisthorpe, Horace St. John Kelly (L. Reeve & co, 1890)

The Coleoptera of the British islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland, with notes as to localities, habitats, etc - Donisthorpe, Horace St. John Kelly (L. Reeve & co, 1891)

[Collected reprints, 1895-1916 - Beal, F. E. L. (Foster Ellenborough Lascelles), 1840 -1916 (s.n, 1900)

[A collection of various papers; mostly on birds of Greenland, Denmark and the North Atlantic Ocean, 1892-1902.] - Helms, O. (Otto), 1866 -1942 (1892)

Colonsay, one of the Hebrides, its plants: their local names and usses–legends, ruins, and place-names–Gaelic names of birds, fishes, etc.–climate, geological formation, etc - McNeill, Murdoch. (D. Douglas, 1910)

Common and scientific names of weeds in Canada = Noms populaires et scientifiques des plantes nuisibles du Canada - Darbyshire, S. J. (Agriculture and Agri-Food Canada = Agriculture et agroalimentaire Canada, 2000)

Common weeds of Canada a pocket guide - Hamilton, D. Wiley (David Wiley), 1878 -1935 (Macmillan, 1910)

Common weeds of the Canadian Prairies - Canada. Department of Agriculture. Research Branch. (Queen's Printer, 1963)

Common weeds of the United States - United States. Agricultural Research Service. (Dover Publications, 1971)

Communications to the Board of agriculture, on subjects relative to the husbandry and internal improvement of the country - Great Britain. Board of Agriculture. (Printed by W. Bulmer, 1797)

Comparative anatomy of the vegetative organs of the phanerogams and ferns - Bary, A. de (Anton), 1831 -1888 (Clarendon Press, 1884)

Compendium florae Germaniae Sectio I Plantae phanerogamicae seu vasculosae - Bluff, Matthias Joseph, 1805 -1837 (J.L. Schrag, 1836)

Compendium florae Philadelphicae : containing a description of the indigenous and naturalized plants found within a circuit of ten miles around Philadelphia - Barton, William P. C. (William Paul Crillon), 1786 -1856 (M. Carey, 1818)

Compendium of plant disease and decay fungi in Canada, 1960-1980 - Ginns, J. H. (James Herbert) (Research Branch, Agriculture Canada, 1986)

A compendium of the Cybele britannica; or British plants in their geographical relations - Watson, Hewett Cottrell, 1804 -1881 (Longmans, Green, Reader & Dyer, 1870)

The complete grazier and farmers' and cattlebreeders' assistant ... - Youatt, William, 1776 -1847 (C. Lockwood and son, 1908)

A complete guide to the English lakes - Martineau, Harriet, 1802 -1876 (John Garnett, 1855)

A complete guide to the English lakes - Martineau, Harriet, 1802 -1876 (J. Garnett, 1860)

A complete guide to the English lakes : with frontispiece, travelling maps, and an account of the flowering plants, ferns, and mosses of the district, and a complete directory - Martineau, Harriet, 1802 -1876 (John Garnett, 1858)

Compte rendu du Congrès international d'essais de semences. Discussions at the International Seed Testing Conference. Verhandlungen der Internationalen Konferenz für Samenprüfung à/in Copenhague (Danemark), 6.- 10. VI. 1921 - Dorph-Petersen, Knud, 1872 - (1922)

Compte rendu du Congres international d'essais de semences (Druck von Lutcke & Wulff], 1922)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1914)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1850)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1857)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1891)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1894)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1916)

Comptes rendus sténographiques - France. Ministère de l'agriculture et du commerce. (Imprimerie Nationale, 1880)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1953)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1965)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1970)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1973)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1995)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2006)

Congrès international d'entomologie : [proceedings] (Hayez, 1910)

Congrès international d'entomologie : [proceedings] (Hayez, 1952)

Congrès Scientifiques de France (1852)

Conspectul florei României. Plantele vasculare indigene si cele naturalizate ce se gasesc pe teritoriul României, considerate subt punctul de vedere sistematic si geografic - Grecescu, Dimitrie, 1841 -1910 (Tip. Dreptatea, 1898)

Conspectus florae groenlandicae - Lange, Joh., 1818 -1898 (I commission hos C.A. Reitzel, 1887)

The constitution and by-laws of the Ann Arbor Scientific Association with the proceedings for the year ending May 1, 1876 - Ann Arbor Scientific Association. (Courier Steam Printing House, 1876)

Contribución al estudio de la flora de la Sierra de la Ventana - Spegazzini, Cárlos, 1858 -1926 (Ministerio de Obras Públicas de la Provincia de Buenos Aires, Talleres de Publicaciónes del Museo, 1896)

Contribución al estudio de la flora del Tandil - Spegazzini, Cárlos, 1858 -1926 (1901)

Contribuciones a la materia médica argentina - Domínguez, Juan A. (Juan Aníbal), 1876 -1946 (Talleres s. a. Casa J. Peuser, 1928)

Contribution a l'étude comparée de la flore du Massif Scandinave et du Massif Central de la France - Carlson, C. S. (Imp. G. Bonnet, 1905)

A contribution to the flora of Australia - Woolls, William, 1814 -1893 (F. White, 1867)

A contribution to the flora of Derbyshire being an account of the flowering plants, ferns, and Characeae found in the county - Painter, W. H. (George Bell, 1889)

A contribution to the fungus flora of Utah and Nevada - Rhoads, Arthur S. (Arthur Stevens), 1893 - (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1946)

Contributions à la connaissance de la flore du nord-ouest de l'Afrique : et plus spécialement de la Tunisie. / par Sv. Murbeck - Murbeck, Svante, 1859 -1946 (E. Malmström, 1897)

Contributions à la flore de la Chine, comprenant les algues marines récoltées en Chine et les florules de Shang-hai, Tché-foû et Tien-tsin - Debeaux, Jean Odon, 1826 -1910 (F. Savy, 1879)

Contributions from the Botanical Laboratory - University of Pennsylvania. Botanical Laboratory. (University of Pennsylvania Press, 1892)

Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania - University of Pennsylvania. Botanical Laboratory. ([s.n, 1934)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1929)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1931)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1939)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1945)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1955)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1907)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1892)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1893)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1897)

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, 1900)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1906)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1915)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1919)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1920)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1925)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1943)

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

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1985)

Contributions to Canadian biology and fisheries - Biological Board of Canada. (1901)

Contributions to Canadian biology : being studies from the Marine Biological Station of Canada - Canada. Department of Marine; Fisheries. (s.n.], 1901)

Contributions to embryology - Carnegie Institution of Washington

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 Iowa - Bessey, Charles E. (Charles Edwin), 1845 -1915 (1871)

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

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