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 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 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, 1910)

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, 1968)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1978)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1982)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 2001)

Contributions of the American Entomological Institute - American Entomological Institute. (American Entomological Institute], 1969)

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

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)

The control of sap-stain, mold, and incipient decay in green wood, with special reference to vehicle stock - Forest Products Laboratory (U.S.) (U.S. Dept. of Agriculture, 1922)

The control of sap-stain, mold, and incipient decay in green wood with special reference to vehicle stock - Howard, Nathaniel Orson, 1880 - (Govt. print. off, 1922)

Control of the gipsy moth by forest management : part 1 : the gipsy moth in woods - Clement, George Edwards, 1877 - (U.S. Dept. of Agriculture, 1917)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1951)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1974)

Cooperative plant pest report - United States. Animal; Plant Health Inspection Service. (The Service, 1976)

Corliss Bros., Inc. Nurseries, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Corliss Bros., Incorporated, Nurseries, 1938)

The Cottage Gardens nursery book : a complete descriptive catalogue of all the horticultural products grown and offered for sale by - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Company, 1904)

Cottage Gardens nursery book : price list 1905-06 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Co, 1906)

Course on care of trees - Allen, George Howard, 1882 - (Naturebureau, 1908)

Creating your landscape - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holm & Olson Incorporated, 1917)

Creating your landscape - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holm & Olson Incorporated, 1916)

Creating your landscape - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holm & Olson Inc, 1915)

Creating your landscape - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holm & Olson, 1914)

Creating your landscape - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holm & Olson Inc, 1918)

Cryptogamie. Mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1993)

Cupsuptic Nursery : price list, spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Brown Company, 1932)

Current Northeast paleoethnobotany - New York State Museum. (University of the State of New York, State Education Dept, 2008)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1900)

Cyclopedia of American horticulture : comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1906)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1909)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Doubleday, Page & Company, 1906)

Danish fungi as represented in the herbarium of E. Rostrup - Lind, Jens Vilhelm August, 1874 - (Gyldendalske Boghandel-Nordisk Forlag, 1913)

Danish fungi as represented in the herbarium of E. Rostrup - Lind, Jens Vilhelm August, 1874 - (Gyldendalske boghandel, 1913)

Decayed wood identification of bearing trees of public land surveys - Drahn, Richard. (U.S. Department of Agriculture, Forest Service, Eastern Region, 1981)

Defoliation and mortality in Connecticut forests - Connecticut Agricultural Experiment Station. (Connecticut Agricultural Experiment Station, 1981)

DeKalb Nurseries landscaping - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (DeKalb Nurseries, 1919)

Demography of the little northern chipmunk Eutamias minimus borealis (Allen) near Heart Lake, Northwest Territories - University of Alberta. Department of Zoology. (1973)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1918)

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

Department bulletin - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1913)

Dependable trees and plants. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Brothers, Inc, 1919)

Dependable trees and plants. 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Brothers Inc, 1918)

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

Descriptive catalog [of] ornamental and fruit trees : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1915)

Descriptive catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1914)

Descriptive catalogue - American Nursery Company. (American Nursery Company, 1918)

Descriptive catalogue for 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Company, 1921)

Descriptive catalogue of the Willadean Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willadean Nurseries, 1917)

A descriptive catalogue of useful fiber plants of the world : including the structural and economic classifications of fibers - Dodge, Charles Richards, 1847 -1918 (Govt. print. off, 1897)

A descriptive catalogue of useful fiber plants of the world, including the structural and economic classifications of fibers - Dodge, Charles Richards, 1847 -1918 (Govt. print. off, 1897)

Destructive insects affecting Ohio shade and forest trees - Houser, John S. (1918)

Determining replacement value of trees and shrubs in Alberta - Alberta. Alberta Agriculture. (Alberta Agriculture, 1985)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1912)

Deutsches Magazin für Garten- und Blumenkunde - Neubert, Wilhelm. (G. Weise, 1849)

Development and transmission of Protostrongylus boughtoni (Nematoda: Metastrongyloidea), a lungworm of the snowshoe hare (Lepus americanus) - Kralka, Robert A. (University of Alberta, Dept. of Zoology, 1983)

Dictionary of German and English forest-terms - Philipp, Karl. (J. Neumann, 1900)

Dictionary of German and English forestterms - Philipp, Karl (J. Neumann, 1900)

Dictionnaire raisonné, etymologique, synonymique et polyglotte, des termes usités dans les sciences naturelles - Jourdan, A.-J.-L. (Antoine Jacques Louis), 1788 -1848 (J.-B. Baillière, 1834)

Dictionnaire raisonné, étymologique, synonymique et polyglotte, des termes usités dans les sciences naturelles ... - Jourdan, A.-J.-L. (Antoine Jacques Louis), 1788 -1848 (J.-B. Baillière, 1834)

Directory of Wetlands of International Importance (1987)

Directory of Wetlands of International Importance (1990)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1926 - Martin, G. Hamilton. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1927)

Dispersal of white spruce seed on Willow Island in interior Alaska - Pacific Northwest Research Station (Portland, Or.) (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1992)

Distribution, abundance and habitat selection of northern pygmy and barred owls along the Eastern Slopes of the Alberta Rocky Mountains - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Data and Species at Risk Section, 2004)

Distribution of active ectomycorrhizal short roots in forest soils of the inland Northwest : effects of site and disturbance - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1986)

The distribution of important forest trees of the United States - Munns, E. N. (Edward Norfolk), 1889 -1972 (U.S. Dept. of Agriculture, 1938)

Distribution of plant-parasitic nematodes associated with forest trees of the world - Southeastern Forest Experiment Station (Asheville, N.C.) (Southeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967)

A distributional list of the birds of Montana, with notes on the migration and nesting of the better known species - Saunders, Aretas A. (Aretas Andrews), 1884 -1970 (The Club, 1921)

Dividends from wood research - Forest Products Laboratory (U.S.) (Forest Products Laboratory, 1985)

Dividends from wood research - Forest Products Laboratory (U.S.) (Forest Products Laboratory, 1992)

Draft environmental assessment, forest fire management, Glacier National Park - United States. National Park Service. (The Service, 1977)

Draft environmental impact statement, Custer National Forest : noxious weed treatment program : Montana ... - United States. Forest Service. (The Service, 1986)

Draft vegetation treatments using aminopyralid, fluroxypyr, and rimsulfuron on Bureau of Land Management lands in 17 western states programmatic environmental impact statement - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, 2015)

Drainage potential in Alberta : an integrated study : summary report - Alberta. Alberta Agriculture. (Alberta Water Resources Commission; Alberta Agriculture; Alberta Environment; Alberta Forestry, Lands and Wildlife, 1987)

The Drosophila (Sophophora) obscura species group in the Americas (Diptera, Drosophilidae) : review, revisions, and three new species - Grimaldi, David A. (American Museum of Natural History, 2024)

e la han zhong zhi zhi wu ming chen (shi yong ben ) - Zhongguo ke xue yuan. Bian yi chu ban wei yuan hui. (ke xue chu ban she)

Eastern forest tree diseases in relation to stand improvement - Hepting, George H. (George Henry), 1907 -1988 (U.S. Govt. Print. Off, 1934)

The ecological characteristics and historical distribution of the family Cervidae in Alberta - Dwyner, Mary V. (1969)

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 investigations upon the germination and early growth of forest trees - Boerker, Richard H. D. (Richard Hans Douai), 1887 -1966 (1916)

Ecological land classification of Carson-Pegasus Provincial Park - Alberta. Alberta Environment. (Alberta Environment, 1999)

An ecological study of the Douglas fir vegetation in Banff and Jasper National Parks - Stringer, Paul William. (1966)

An ecological study of the moose in the Rock Lake Area of Alberta - University of Alberta. Department of Zoology. (the University of Alberta, 1953)

An ecological study of wildlife and fisheries in the Pembina and Sturgeon River Basins - Alberta. Dept. of Environment. Water Resources Division, (Government of Alberta, 1971)

An ecological survey in northern Michigan - Adams, Charles C. (Charles Christopher), 1873 -1955 (Wynkoop Hallenbeck Crawford co., state printers, 1906)

An ecological survey of Isle Royale, Lake Superior - Adams, Charles C. (Charles Christopher), 1873 -1955 (Wynkoop Hallenbeck Crawford Co., State Printers, 1909)

Ecologically significant wetlands in the Missouri headwaters : Jefferson, lower Madison, lower Gallatin, and upper Red Rock River watersheds - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2004)

Ecologically significant wetlands in the Upper Yellowstone River watershed : including the Boulder, Clarks Fork Yellowstone, Shields, and Stillwater River drainages - United States. Environmental Protection Agency. (Montana Natural Heritage Program, 2001)

Ecology and management of larix forests : a look ahead : proceedings of an international symposium, Whitefish, Montana, U.S.A. October 5-9, 1992 - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1995)

The ecology and status of Mountain caribou and caribou range in Central British Columbia - Bloomfield, Michael Irwin. (University of Alberta, Dept. of Animal Science, 1979)

Ecology of the aspen parkland of western Canada in relation to land use - Bird, Ralph Durham, 1901 -1972 (Research Branch, Canada Dept. of Agriculture, 1961)

Ecology of the muskrat (Ondatra zibethicus spatulatus) on the Peace-Athabasca Delta, Wood Buffalo National Park - Westworth, David Arthur. (University of Alberta, Dept. of Zoology, 1974)

Economics of forestry : a bibliography for the United States and Canada, 1953-1954 - Berry, Margaret W. (Forest Service, U.S. Dept. of Agriculture, 1953)

The Edward J. Canning Company [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward J. Canning Company, 1922)

The effect of abnormal weather conditions during 1934 on vegetation in the northeast - Northeastern Forest Experiment Station (Radnor, Pa.) ([Northeastern Forest Experiment Station], 1935)