Catalogue of the flowering plants and gymnosperms of Peru = Catálogo de las angiospermas y gimnospermas del Perú - Brako, Lois, 1950 - (Missouri Botanical Garden, 1993)

Catalogue of the library of the Arnold Arboretum of Harvard University - Sargent, Charles Sprague, 1841 -1927 (Printed at the Cosmos Press, 1914)

Catalogue of the Niagara flora. A catalogue of the flowering and fern-like plants growing without cultivation in the vicinity of the falls of Niagara. Prepared at the request of the commissioners of the state reservation at Niagara - Day, David F. (David Fisher) (The Troy Press Company, Printers, 1888)

Catalogue of the phaenogamous plants of Evanston and vicinity, for 1883 - Raddin, Charles S. (R. Vandercook, Printer, 1883)

Catalogue of the phanerogams and ferns of Licking County, Ohio - Jones, Herbert Lyon, 1866 -1898 (Press of Granville Times, 1892)

A catalogue of the plants found in New Bedford and its vicinity : arranged according to the season of their flowering - Hervey, E. W. (Eliphalet Williams), 1834 -1925 (Press of E. Anthony, 1860)

Catalogue of the plants of the state of Illinois - Lapham, Increase Allen, 1811 -1875 (s.n, 1800)

Catalogue of the science collections for teaching and research in the South Kensington Museum - South Kensington Museum. (Printed for H.M. Stationery Off. by Eyre and Spottiswoode, 1891)

Catalogue of the vascular plants of Ecuador = Catálogo de las plantas vasculares del Ecuador - González, Amada Pedroni. (Missouri Botanical Garden Press, 1999)

Catalogus seminum in Horto Botanico Universitatis Valentinæ anno ... collectorum - Universidad de Valencia. Jardin Botanico. (Hijo F. Vives Mora, 1926)

Catalogus seminum in Horto Botanico Universitatis Valentinæ anno ... collectorum - Universidad de Valencia. Jardin Botanico. (Hijo F. Vives Mora, 1927)

Catalogus seminum in Horto Botanico Universitatis Valentinæ anno ... collectorum - Universidad de Valencia. Jardin Botanico. (Hijo F. Vives Mora, 1928)

Catalogus seminum in Horto Botanico Universitatis Valentinæ anno ... collectorum - Universidad de Valencia. Jardin Botanico. (Hijo F. Vives Mora, 1929)

Celastraceae hippocrateoideae - Hallé, Nicolas (1986)

A census of the plants of Victoria, with their regional distribution and the vernacular names, as adopted by the Plant Names Committee of the Field Naturalists' Club of Victoria - Field Naturalists' Club of Victoria. (Field Naturalists Club of Victoria, 1923)

Certain aspects of the metabolism of some quinolizidane alkaloids by Lupinus luteus var. Romulus - Graham, Donald M. (Dept. of Biochemistry, University of Alberta, 1965)

Ceylon journal of science. Section A, Botany - Royal Botanical Gardens, Peradeniya. (Director of Agriculture, 1926)

Check list of plants housed in the Forest Service, Southern Region, Herbarium - United States. Forest Service. Southern Region. Herbarium. (U.S. Dept. of Agriculture, Forest Service, Southern Region, 1982)

A check list of plants of the San Joaquin Experimental Range - California Forest; Range Experiment Station. (California Forest and Range Experiment Station, 1958)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1919)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1917)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1918)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1910)

A check list of the vascular plants of Nicaragua : based largely on collections in Nicaragua made by the author and companions, 1968-1976 - Seymour, Frank Conkling. (H.N. Moldenke and A.L. Moldenke, 1980)

Checklist of CITES Species (1998)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (1996)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2001)

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

Checklist of plants of the Ottawa District - Gillett, John M. (John Montague), 1918 -2014 (1958)

Checklist of the vascular flora of St. Catherines Island, Georgia - Jones, Samuel B., 1933 - (American Museum of Natural History, 1988)

Checklist of the vascular plants of Alabama from the John D. Freeman Herbarium and the University of Alabama Herbarium - Morton, Cynthia M. (Carnegie Museum of Natural History, 2002)

Checklist of the vascular plants of Powdermill Nature Reserve, Westmoreland County, Pennsylvania - Utech, Frederick H. (Carnegie Museum of Natural History, 1999)

Checklist of the vascular plants of the intermountain region - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest & Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1966)

Checklist of vascular plants of the Ottawa-Hull region, Canada = Liste des plantes vasculaires de la râegion d'Ottawa-Hull, Canada - Gillett, John M. (John Montague), 1918 -2014 (National Museum of Natural Sciences, National Museums of Canada, 1978)

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

Checklists for the CORINE Biotopes Programme and its application in the PHARE countries of Central and East Europe: including comparisons with relevant conventions and agreements on the conservation of European species and habitats - WCMC (EC, 1994)

Chemical interactions among milkweed plants (asclepiadaceae) and lepidopteran herbivores - Cohen, James A., 1952 - (1983)

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

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)

The Classification of a botanical library - Trelease, William, 1857 -1945 (1900)

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

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

The classification of lower organisms - Copeland, Herbert Faulkner (Pacific Books, 1956)

Claytonia : newsletter of the Arkansas Native Plant Society - Arkansas Native Plant Society. (The Society], 2003)

Claytonia : newsletter of the Arkansas Native Plant Society - Arkansas Native Plant Society. (The Society], 2014)

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)

Coefficient of conservatism rankings for the flora of Montana. Part III - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2017)

The Coleopterists' Bulletin - Coleopterists Society. (Coleopterists' Society, 1978)

Collection of pamphlets on mollusks (1881)

College botany, structure, physiology and economics of plants - Cook, Melville Thurston, 1869 -1952 (Lippincott, 1920)

A college text-book of botany : being an enlargement of the author's "Elementary botany," - Atkinson, George Francis, 1854 -1918 (Henry Holt and Company, 1905)

A college text-book of Botany, being an enlargement of the author's "Elementary Botany." - Atkinson, George Francis, 1854 -1918 (Holt, 1905)

A college text-book of botany; being an enlargement of the author's "Elementary botany." - Atkinson, George Francis, 1854 -1918 (Holt, 1908)

Common Florida angiosperm families - Zomlefer, Wendy B., 1954 - (Biological Illustrations, 1900)

Common medicinal plants of Darjeeling and the Sikkim Himalayas - Biswas, Kalipada, 1899 - (Supt., Govt. Print., West Bengal Govt. Press, 1956)

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

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

Comparative ecology and mimetic relationships of ithomiine butterflies in eastern Ecuador - Drummond, Boyce Alexander, 1946 - (1976)

Compendio della flora italiana; ossia, Manuale per la determinazione delle piante che trovansi selvatiche od inselvatichite nell'Italia e nelle isole adiacenti - Arcangeli, G. (Giovanni), 1840 -1921 (E. Loescher, 1882)

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

Compositae newsletter - Naturhistoriska riksmuseet (Sweden). Dept. of Phanerogamic Botany. (Dept. of Botany, Ohio State University, 1996)

Compositae newsletter - Naturhistoriska riksmuseet (Sweden). Dept. of Phanerogamic Botany. (Dept. of Botany, Ohio State University, 2005)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1955)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1968)