Classification of the forest vegetation of Wyoming - Alexander, Robert R. (1986)

Classification of the plant communities of Beaverhead, Silver Bow, and Madison Counties, Montana - United States. Bureau of Land Management. Billings District Office. (Montana Natural Heritage Program, 1992)

Classification of wetlands and deepwater habitats of the United States - Biological Services Program (U.S.) (Fish and Wildlife Service, U.S. Dept. of the Interior, 1979)

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)

Collection of pamphlets on mollusks (1881)

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)

Communication from the Governor, transmitting several reports relative to the Geological Survey of the State [1836-1840 - New York (State). Natural History Survey. (1839)

The complete home landscape - Jennings, Arthur J. (A. T. De La Mare, 1924)

Comprehensive plan for the Illinois Nature Preserves System - Illinois. Dept. of Conservation. (Illinois Nature Preserves Commission, 1972)

Coniferous forest habitat types of northern Utah - Intermountain Forest; Range Experiment Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1984)

Conservation assessment of sensitive moonworts (Ophioglossaceae, Botrychium subgenus Botrychium) on the Kootenai National Forest - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1997)

Conservation status of glaciated pothole prairie in Montana - Lesica, Peter. ([The Nature Conservancy?], 1987)

Consolidated stand tables and biodiversity data base for Southwestern forest habitat types - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1990)

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

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, 1933)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1935)

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 Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1954)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1971)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1909)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1912)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1915)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1918)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1921)

Contributions from the Osborn Botanical Laboratory - Yale University. Osborn Botanical Laboratory (Osborn Botanical Laboratory, Yale University, 1916)

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, 1892)

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, 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, 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, 1931)

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, 2003)

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

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)

Cooking Lake-Blackfoot Grazing, Wildlife and Provincial Recreation Area management plan - Alberta. Alberta Environmental Protection. Natural Resources Service. (Alberta Environmental Protection, Natural Resources Service, 1997)

Cooperative Wildlife Program : phase I literature search and review project report - United States. Bureau of Land Management. ([Chevron U.S.A., Inc.?], 1984)

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

Cranberries; : the national cranberry magazine (Taylor Pub. Co. [etc.], 1949)

Cranberries; : the national cranberry magazine (Taylor Pub. Co. [etc.], 1974)

Cranberries; : the national cranberry magazine (Taylor Pub. Co. [etc.], 1986)

Creation of wetland habitats in northeastern Illinois - Illinois. Dept. of Energy; Natural Resources. (Illinois Dept. of Energy and Natural Resources, 1982)

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

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

Cultures of Uredineae 1899-1921 - Arthur, Joseph Charles, 1850 -1942 (1921)

Dairy farming : being the theory, practice, and methods of dairying - Sheldon, J. P. (John Prince), 1841 -1913 (Cassell, Petter, Galpin & Co, 1880)

De graminibus unifloris et sesquifloris, dissertatio botanica, sistens theoriae constructionis floris graminei epicrisin, terminologiae novae rationes, de methodo disquisitiones; adjecta generum ac specierum e tribu uni- et sesquiflororum plurium synopsi - Trinius, Carl Bernhard, 1778 -1844 (Impensis Academiae Imperialis Scientiarum, 1824)

Dedication papers : scientific papers presented at the dedication of the laboratory building and plant houses, April 19-21, 1917 - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1918)

Department bulletin - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1923)

Description and analysis of the vascular flora of the Cataraqui Marsh area - Catling, Paul M. (Research Branch, Agriculture Canada, 1985)

Diagnoses plantarum novarum Asiaticarum - Maximowicz, C. J., 1827 -1891 (Imperialis Academiae Scientiarum, 1877)

A dictionary of English names of plants applied in England and among English-speaking people to cultivated and wild plants, trees, and shrubs - Miller, William. (J. Murray, 1884)

Directory of Wetlands of International Importance (1987)

Directory of Wetlands of International Importance (1990)

Diseases of cereal and forage crops in the United States in 1921 - Stakman, E. C. (Elvin Charles), 1885 -1979 (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1922)

Diseases of cereal and forage crops in the United States in 1920 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1921)

Distribution méthodique de la famille des Graminées - Kunth, Karl Sigismund, 1788 -1850 (Librarie-Gide, 1835)

Documentation of the modeling of potential vegetation at three spatial scales using biophysical settings in the Columbia River Basin assessment area - United States. Bureau of Land Management. ([University of Washington], 1995)

Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz - Rabenhorst, Ludwig, 1806 -1881 (E. Kummer, 1907)

Draft environmental impact statement : Vail category III ski area development - United States. Army. Corps of Engineers. ([U.S. Dept. of Agriculture, Forest Service, White River National Forest, Holy Cross Ranger District, Rocky Mountain Region], 1995)

Dune building and stabilization with vegetation - Woodhouse, W. W. (William Walton), 1910 - (U. S. Army, Corps of Engineers, Coastal Engineering Research Center, 1978)

Duplicates sent to Gray Herbarium on account of exchange : Arctic plants - Malte, M. O. (Malte Oscar), 1880 -1933 (1927)

An ecological and grazing capacity study of the native grass pastures in Southern Alberta, Saskatchewan and Manitoba - Canada. Department of Agriculture. ([Dept. of Agriculture], 1942)

An ecological characterization of Coastal Maine (north and east of Cape Elizabeth) - U.S. Fish; Wildlife Service (Department of the Interior, U.S. Fish and Wildlife Service, Northeast Region, 1980)

Ecological inventory of wetland sites in the Thompson Chain of Lakes and vicinity - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2000)

Ecological inventory of wetland sites in the Thompson-Fisher conservation easement - Hendricks, P. (Montana Natural Heritage Program, 2002)

Ecological land classification and vegetation description of Upper Bob Creek Ecological Reserve - Cornish, Beth. (Alberta Environmental Protection, Resource Data Division, 1997)

Ecological land classification of Beauvais Lake Provincial Park study area - Alberta. Alberta Environment. (Alberta Environment, 2001)

Ecological land classification of Big Hill Springs Provincial Park, Alberta - Sutherland, Ian. (Alberta Environmental Protection, 1998)