A short guide to Canadian genera of seed plants - Canada. Department of Agriculture. (Dominion of Canada, Dept. of griculture, 1938)

A short guide to Canadian genera of seed plants - Adams, John, 1872 -1950 (Dominion of Canada, Dept. of Agriculture, 1927)

A short guide to the best varieties of evergreens, shade trees, shrubs, forestry seedlings, transplants, etc. : with special quantity prices applying for the year of 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1931)

A short guide to the best varieties of evergreens, shade trees, shrubs, forestry seedlings, transplants, etc. : with special quantity prices applying for the spring of 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Kelsey Nursery Company, 1929)

A short guide to the best varieties of evergreens, shade trees, shrubs, forestry seedlings, transplants, etc. : with special quantity prices applying for the spring of 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1930)

A short guide to the best varieties of evergreens, shade trees, shrubs, forestry seedlings, transplants, etc. : with special quantity prices applying for the spring of 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1932)

A short guide to the best varieties of evergreens, shade trees, shrubs, forestry seedlings, transplants, etc. : with special quantity prices applying for the year of 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1933)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 1988)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 1990)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 2001)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 2003)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 2006)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 2011)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 2012)

Shortia : a newsletter of the Western Carolina Botanical Club - Western Carolina Botanical Club. (The Club, 2023)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1979)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1992)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 2004)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 2006)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1896)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1902)

The silva of North America a description of the tree which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin, 1902)

The silva of North America a description of the tree which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin, 1896)

Silvical characteristics of Canadian trees (The Club, 1915)

Silvical characteristics of Canadian trees - Toronto (Ont.) Faculty of Forestry (University of Toronto, Foresters' Club, 1915)

Silvical characteristics of Canadian trees - University of Toronto. Faculty of Forestry. (University of Toronto, Foresters' Club, 1915)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1909)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1923)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1933)

Some new and important plant disease occurrences and developments in the United States in 1952 - United States. Plant Disease Survey. (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, 1953)

Some new and important plant disease occurrences and developments in the United States in 1954 - United States. Plant Disease Epidemics; Identification Section. (Plant Disease Epidemics and Identification Section, Agricultural Research Service, United States Department of Agriculture, 1955)

Some new and important plant disease occurrences and developments in the United States in 1957 - Nance, Nellie W. (Crops Research Division, Agricultural Research Service, United States Department of Agriculture, 1958)

Some special bargains for autumn 1929 selected from our complete lists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1929)

Some special bargains from our complete lists : evergreens, trees and shrubs available at particularly low prices in quantity for autumn 1930–in small sizes as well as large - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1930)

The Sonoran Quarterly - Desert Botanical Garden (Ariz.) (Desert Botanical Garden, 2009)

Sources of the Ohio flora - Duvel, J. W. T. (1899)

South Carolina forest resources and industries - Frothingham, E. H. (Earl Hazeltine), 1880 - (U.S. Dept. of Agriculture, 1944)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2001)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2003)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2004)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2007)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2008)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2009)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2010)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2011)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2012)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2013)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2014)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2015)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2016)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2017)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2018)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2019)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2020)

The Southern Appalachian forests - Ashe, W. W. (William Willard), 1872 -1932 (Govt. Print. Off, 1905)

Southern wild flowers and trees, together with shrubs, vines and various forms of growth found through the mountains, the middle district and the low country of the South - Rowan, Ellis, 1848 -1922 (F.A. Stokes Co, 1901)

Special papers - Ohio Academy of Science. (The Academy, 1909)

Species of special concern in Pennsylvania - Genoways, Hugh H. (Carnegie Museum of Natural History, 1985)

Spring flora of Ohio consisting of descriptions of the early native flowering plants ... - Kellerman, W. A. (William Ashbrook), 1850 -1908 (J. L. Trauger, 1895)

Spring trade list : bulletin no. 3 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1930)

Spring trade list : bulletin no. 4 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1930)

St. Mary's County - Bauer, L. A. (Louis Agricola), 1865 -1932 (The Johns Hopkins Press, 1907)

Stand dynamics in Connecticut forests-the new series plots (1959-2000) - Connecticut Agricultural Experiment Station. (Connecticut Agricultural Experiment Station, 2005)

Stand dynamics in Connecticut hardwood forests : the old series plots (1927-1997) - Connecticut Agricultural Experiment Station. (Connecticut Agricultural Experiment Station, 1999)

The standard cyclopedia of horticulture; a discussion, for the amateur, and the professional and commercial grower, of the kinds, characteristics and methods of cultivation of the species of plants grown in the regions of the United States and Canada for ornament, for fancy, for fruit and for vegetables; with keys to the natural families and genera, descriptions of the horticultural capabilities of the states and provinces and dependent islands, and sketches of eminent horticulturists - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Co.; [etc., etc.], 1916)

The standard cyclopedia of horticulture; a discussion, for the amateur, and the professional and commercial grower, of the kinds, characteristics and methods of cultivation of the species of plants grown in the regions of the United States and Canada for ornament, for fancy, for fruit and for vegetables; with keys to the natural families and genera, descriptions of the horticultural capabilities of the states and provinces and dependent islands, and sketches of eminent horticulturists - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1919)

Standardized plant names; a catalogue of approved scientific and common names of plants in American commerce - Olmsted, Frederick Law, 1870 -1957 (1923)

Statement of work done by the Pennsylvania Department of Forestry, during - Pennsylvania. Department of Forestry. (Wm. Stanley Ray, state printer of Pennsylvania, 1902)

Station bulletin - New Hampshire Agricultural Experiment Station. (Agricultural Experiment Station, University of New Hampshire, 1948)

The strumella disease of oak and chestnut trees - Heald, F. D. (Frederick De Forest), 1872 - (W. S. Ray, state printer, 1914)

Studies of trees - Levison, Jacob Joshua, 1881 - (J. Wiley & sons, 1914)

Studies of trees - Levison, Jacob Joshua, 1881 - (J. Wiley, 1914)

Studies of trees in winter; a description of the deciduous trees of northeastern America - Huntington, Annie Oakes, 1875 -1940 (D. Estes and Company, 1910)

Studies of trees in winter; a description of the deciduous trees of northeastern America - Huntington, Annie Oakes, 1875 -1940 (D. Estes and company, 1910)

Studies of trees in winter; a description of the deciduous trees of northeastern America, with an introd. by Charles S. Sargent - Huntington, Annie Oakes, 1875 -1940 (Knight and Millet, 1905)

The study of plant communities : an introduction to plant ecology - Oosting, Henry John, 1903 - (W.H. Freeman, 1948)

Sturtevant's notes on edible plants - Hedrick, U. P. (J.B. Lyon, 1919)

The suitability of American woods for paper pulp - Rue, John Davidson, 1882 - (U.S. Dept. of Agriculture, 1927)

A summary of the prevalence of plant diseases in the Dominion of Canada, 1920-1924 - Canada. Department of Agriculture. (F.A. Acland, Printer to the King's Most Excellent Majesty, 1926)

Summer wholesale trade list : July 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1930)

Surplus bargain list of evergreen and deciduous trees and complete lining-out stock prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1931)

A survey of Canadian plants in relation to their environment - Adams, John, 1872 -1950 (Canada Dept. of Agriculture, 1927)

Survival of food crops and livestock in the event of nuclear war Proceedings of a symposium held at Brookhaven National Laboratory, Upton, Long Island, New York, Sept. 15-18, 1970 - Brookhaven National Laboratory. (1971)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1897)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1898)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1913)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1925)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1977)

A synthesis of evolutionary theory - Ross, Herbert H. (Herbert Holdsworth), 1908 -1978 (Prentice-Hall, 1962)

Systematic studies in the tribe Neominthoini (Diptera, Tachinidae) - Arnaud, Paul H. Jr. (Paul Henri), 1924 - (American Museum of Natural History, 1963)

Talbot county - Maryland Geological Survey. (Johns Hopkins press, 1926)

Technical publication - New York State College of Forestry at Syracuse University. (The College, 1914)

Technical publication - New York State College of Forestry at Syracuse University. (The College, 1918)