A short guide to the best varieties of evergreens, shade trees, shrubs, forestry seedlings, transplants, perennials, etc. : with special quantity prices for the spring of 1939 : catalog No. 12A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Kelsey Nursery Co, 1939)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1968)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1975)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1988)

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

Silvical characteristics of Canadian trees (The Club, 1915)

Silvical characteristics of Engelmann spruce - Alexander, Robert R. (USDA, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1984)

Silvical characteristics of subalpine fir - Alexander, Robert R. (1984)

Silvicultural systems and cutting methods for old-growth lodgepole pine forests in the Central Rocky Mountains - Alexander, Robert R. (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1986)

Silvicultural systems and cutting methods for old-growth spruce-fir forests in the Central and Southern Rocky Mountains - Alexander, Robert R. (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1986)

Silviculture of central and southern Rocky Mountain forests : a summary of the status of our knowledge by timber types - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1974)

Silviculture of southwestern mixed conifers and aspen : the status of our knowledge - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1974)

Silviculture of subalpine forests in the central and southern Rocky mountains : the status of our knowledge - Alexander, Robert R. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1974)

Site index equations and mean annual increment equations for Pacific Northwest Research Station forest inventory and analysis inventories, 1985-2001 - Pacific Northwest Research Station (Portland, Or.) (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2003)

Site indexes for Engelmann spruce - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967)

Site preparation aids natural regeneration in western larch-Engelmann spruce strip clearcuttings - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest & Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1969)

Sitka spruce : a bibliography with abstracts - Ruth, Robert H. (Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1970)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1921)

Smithsonian contributions to knowledge - Smithsonian Institution (Smithsonian Institution, 1895)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1961)

Soil disturbance-tree growth relations in central Idaho clearcuts - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1987)

Soil microbiology in land reclamation - Alberta. Reclamation Research Technical Advisory Committee. (Alberta Land Conservation and Reclamation Council, Reclamation Research Technical Advisory Committee, 1984)

Some case histories of natural regeneration in the western white pine type - Boyd, Raymond J. (Intermountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1969)

Some new and important plant disease occurrences and developments in the United States in 1955 - United States. Plant Disease Epidemics; Identification Section. (Plant Disease Epidemics and Identification Section, Agricultural Research Service, United States Department of Agriculture, 1956)

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

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

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

The Southern headwaters at risk project : a multi-species conservation strategy for the headwaters of the Oldman River - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Data and Species at Risk Section, 2004)

Southwest Montana wetland assessment : developing a statewide assessment and monitoring strategy for Montana - United States. Environmental Protection Agency. (Montana Natural Heritage Program, 2012)

A southwestern mixed conifer plantation : case history and observations - Jones, John R. (John Robert), 1926 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1975)

Special bulletin - Smithsonian Institution (Government Printing Office, 1895)

Special price list autumn of 1914 : fall offer - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Company, 1914)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1973)

Special summer and autumn planting list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Company, 1908)

Special surplus list of young stock for plantations and specimen stock for immediate effect : April 21, 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1924)

Spring 1928 surplus list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Brouwer and Hancock Nurseries, 1928)

Spring 1928 wholesale price list of Hess' Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hess' Nurseries, 1928)

Spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hess' Nurseries, 1929)

Spring 1942, fall 1941 wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1941)

Spring 1943, fall 1942 wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1942)

Spring 1944, fall 1943 wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1943)

Spring 1945, fall 1944 wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1944)

Spring 1946, fall 1945 wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1945)

Spring 1947, fall 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1946)

Spring 1948, fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1947)

Spring 1950, fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1949)

Spring price list : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.C. Thurlow's Sons, Inc, 1915)

Spring trade list : 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lovett's Nursery, Inc, 1940)

The spruce and balsam fir trees of the Rocky Mountain region - Sudworth, George B. (George Bishop), 1864 -1927 (U.S. Dept. of Agriculture, 1916)

Spruce beetle epidemiology and management in NW Alberta : 1997/98 update - Alberta. Alberta Environmental Protection. (Alberta Environmental Protection, 1998)

Spruce-fir forests of the highlands of northern Alberta - Achuff, P. L. (University of Alberta, Dept. of Botany, 1974)

Stand dynamics system field remeasurement manual - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Public Lands and Forests Division, Forest Management Branch, 2005)

Stand hazard rating for central Idaho forests - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1996)

A standardized data structure for describing and exchanging data from remeasured growth and yield plots - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1990)

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

Standards for tree improvement in Alberta - Alberta. Alberta Sustainable Resource Development. (Land and Forest Division, Alberta Sustainable Resource Development, 2003)

Standards for tree improvement in Alberta - Alberta. Alberta Sustainable Resource Development. (Land and Forest Division, Alberta Sustainable Resource Development, 2005)

Status and conservation management of terrestrial mollusks of special concern in Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2003)

Status and management of neotropical migratory birds : September 21-25, 1992, Estes Park Center, YMCA of the Rockies, Colorado - U.S. Fish; Wildlife Service (Rocky Mountain Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1993)

The status, distribution, and management of mountain goats in the Greater Yellowstone Ecosystem : final report - Laundré, John W. (National Park Service, 1990)

Status of forest insect and disease conditions and programs in the Intermountain region - United States. Forest Insect; Disease Control. (The Branch, 1972)

Status of forest insect and disease conditions and programs in the Intermountain region - United States. Forest Insect; Disease Control. (The Branch, 1973)

Status of the Brown Creeper (Certhia americana) in Alberta - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, 2003)

Status of the Whitebark Pine (Pinus albicaulis) in Alberta - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Species At Risk, 2007)

Status report on sensitive lady's slipper orchids (Cypripedium Calceolus var. parviflorum and Cypripedium passerinum) on the Kootenai National Forest - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1996)

Status report on sensitive lady's slipper orchids (Cypripedium calceolus var. parviflorum and Cypripedium passerinum) on the Kootenai National Forest - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1996)

Status review of Agoseris lackschewitzii, U.S.D.A., Forest Service, Region 1, Gallatin National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1990)

Status review of Agoseris lackschewitzii, U.S.D.A. Forest Service, Region 1, Gallatin National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1990)

Status review of Allotropa virgata, U.S.D.A. Forest Service, Region 1, Bitterroot and Deerlodge National Forests, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Status review of Aquilegia brevistyla, U.S.D.A. Forest Service, Region 1 ; Lewis & Clark National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Status review of Botrychium minganense, U.S.D.A. Forest Service, Region 1, Lolo National Forest - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Status review of Cypripedium passerinum, U.S. Forest Service, Region 1, Flathead and Lewis & Clark National Forests, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1988)

Status review of Epipactis gigantea, U.S.D.A. Forest Service, Region 1, Flathead National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1988)

Status review of Goodyera repens, U.S.D.A. Forest Service, Region 1, Lewis and Clark National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

Status review of Howellia aquatilis, U.S. Forest Service, Region 1, Flathead National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1988)

Status review of Mertensia bella, U.S.D.A. Forest Service, Region 1, Lolo National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

Status review of Orchis rotundifolia, U.S. Forest Service, Region 1, Flathead and Lewis & Clark National Forests, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1988)

Status review update of Goodyera repens, Lewis and Clark National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Stereum and allied genera of fungi in the Upper Mississippi Valley - Lentz, Paul L. (Paul Lewis), 1918 - (U.S. Dept. of Agriculture, 1956)

A study of heart-rot in western hemlock - Weir, James R. (James Robert), 1882 -1943 (U.S. Dept. of Agriculture, 1918)

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

A study of the vegetation of southeastern Washington and adjacent Idaho - Weaver, John E. (John Ernest),‏ ‎ 1884 -1966 (1917)

Styer's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. J. Styer & Son, 1936)

Successional status of subalpine fir in the Cascade Range - Pacific Northwest Forest; Range Experiment Station (Portland, Or.) (Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1967)

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

A summary of research at the Manitou Experimental Forest in Colorado, 1937-1983 - Gary, Howard L. (1985)

Surplus list to the trade only. shade trees, ornamentals & roses. February 1, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Co, 1929)

Surplus offer : April 25, 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1923)

Survey for Botrychium paradoxum in the vicinity of Storm Lake, Deerlodge National Forest - U.S. Fish; Wildlife Service (Montana Natural Heritage Program, 1993)

Survey for sensitive plant species on BLM lands in the vicinity of Lemhi Pass, Beaverhead County - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1994)

Survey of Cypripedium calceolus, U.S.D.I. Bureau of Land Management, Butte District, Garnet Resource Area, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Survey of rare vascular plants in Fidler-Greywillow Wildland Provincial Park - Alberta. Parks; Protected Areas Division. (Alberta Community Development, Parks and Protected Areas, 2005)

Survey of rare vascular plants in La Butte Creek wildland provincial park - Alberta. Parks; Protected Areas Division. (Alberta Community Development, Parks and Protected Areas, 2005)

Surveys for significant plant resources and related vegetation types for the Missoula Field Office of the Bureau of Land Management in the Hoodoo Mountain and Flint Creek watersheds - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2006)

Surveys of forest reserves - Geological Survey (U.S.) (1897)

Survival comparisons of three fall and spring plantings of four coniferous species in northern Idaho - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest & Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1973)