Catalogue of the flora of Missouri - Missouri Botanical Garden. (Missouri Botanical Garden, 1990)

Catalogue of the flora of Montana and the Yellowstone National Park - Rydberg, Per Axel, 1860 -1931 (1900)

Catalogue of the flora of Oak Island, Revere, Massachusets: with notes - Young, Herbert Andrew, 1857 -1894 (Printed at the Salem Press, 1883)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History SUrvey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Harger, Edgar Burton, 1867 - (Printed for the State Geological and Natural History Survey, 1910)

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

A catalogue of the flowering plants and higher cryptogams, both native and introduced, found within about thirty miles of Hanover, N. H., including a few cultivated species, to which is appended a list of vertebrate animals of the same region - Jesup, Henry G. (Henry Griswold), 1826 -1903 (Printed for the Author, 1891)

Catalogue of the herbarium of the late Dr. Charles C. Parry of Davenport, Iowa - Iowa State University. Herbarium. (Printed by H.N. Patterson, 1891)

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 library of the Linnean Society of London - Linnean Society of London. Library. (The Society, 1896)

Catalogue of the phaenogamous and acrogenous plants of Suffolk County, Long Island - Miller, Elihu Sanford, 1848 -1940 (Wm. A. Overton, 1874)

Catalogue of the phaenogamous and vascular crytogamous plants of Illinois : native and introduced - Patterson, Harry N. (Harry Norton), 1853 -1919 ("Spectator" Print, 1876)

Catalogue of the plants of Los Angeles County. Pt. I Phaenogamia - Davidson, Anstruther, 1860 -1932 (B. R. Baumgardt, 1896)

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

Catalogue of the plants under cultivation in the Government Botanic Garden, Adelaide, South Australia - Adelaide Botanic Gardens. (W.C. Cox, government printer, 1878)

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

Catalogue of trees, shrubs, climbers, conifers, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G. Reuthe Ltd, 1958)

Catalogues of the animals and plants of Massachusetts : with a copious index - Massachusetts. Geological Survey. (J.S. and C. Adams, 1835)

Catalogus florae Ludovicianae - Riddell, John Leonard, 1807 -1867 (s.n, 1852)

Catalogus plantarum cubensium exhibens collectionem Wrightianam aliasque minores ex insula Cuba missas - Grisebach, A. (August), 1814 -1879 (Apud Gulielmum Engelmann, 1866)

Catalogus plantarum in Horto Florae Poloniae cultivatarum - Uniwersytet Lwowski. Ogród botaniczny. (Tipografia Pierwsza Zwiazkowa Drukarnia, 1934)

Catalogus plantarum quae in horto Aksakoviano coluntur / Katalog rastenii, nakhodiashchikhsia v sadu Nikolaia Timofeevicha Aksakova v Penzenskoi gubernii / privel v poriadok E. Regel - Regel, E. (Eduard), 1815 -1892 (V tipografii Ministerstva vnytrennikh giel, 1860)

Catalogus plantarum quae in Horto Botanico Bogoriensi coluntur - Kebun Raya Indonesia. (Lands-Drukkerij, 1866)

Catalogus plantarum vascularium chilensium adhuc descriptarum - Philippi, Federico, (Imprenta Nacional, 1881)

Catalogus seminum in Horto Botanico Universitatis Valentinæ anno ... collectorum - Universidad de Valencia. Jardin Botanico. (Hijo F. Vives Mora, 1925)

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)

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)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1888)

The Century dictionary : an encyclopedic lexicon of the English language: prepared under the superintendence of William Dwight Whitney - Whitney, William Dwight, 1827 -1894 (Century Co, 1889)

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)

Channel Islands Lepidoptera - Shaffer, Michael, 1936 -2009 (Michael Shaffer, 2008)

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)

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)

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)

A checklist of the vascular flora in the vicinity of the Oldman River Dam - Alberta Environmental Centre. (Alberta Environmental Centre, 1992)

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 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)

Christmas Island - Long, Charles R. (Charles Robert), 1936 - (1964)

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 all parts of the United States and Canada - Wood, Alphonso, 1810 -1881 (A.S. Barnes & Burr, 1860)

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)

Clavis, classium, ordinum et familiarum atque index generum regni vegetabilis = Diagnostische Uebersichtstafeln des natürlichen Pflanzensystems : nebst vollständigem Gattungsregister - Perleb, Karl Julius, 1794 -1845 (A. Emmerling, 1838)

Climbing plants - Watson, William, 1858 -1925 (T.C. & E.C. Jack, 1915)

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

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)