Report on the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903 and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (Scottish Oceanographical Laboratory, 1912)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1857)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1854)

Reports of the Survey. Botanical series - Geological; Natural History Survey of Minnesota. (1892)

Research for tomorrow's forests : 1983 research accomplishments - United States. Forest Service. (USDA, Forest Service, 1984)

Research natural areas in Colorado, Wyoming, Nebraska, North Dakota, South Dakota, and parts of Wyoming - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1994)

Resource management report - Ontario. Fish; Wildlife Branch.

Résultats des campagnes scientifiques accomplies sur son yacht par Albert Ier, prince souverain de Monaco ... - Albert I, Prince of Monaco, 1848 -1922 (Impr. de Monaco, 1912)

Results of a biological reconnoissance of south-central Idaho - Stejneger, Leonhard, 1851 -1943 (Govt. Print. Off, 1891)

Results of field surveys for Allotropa virgata in the Beaverhead and Deerlodge National Forests - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Retail, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1941)

Retail price list, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1935)

Retail price list, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1936)

Retail price list, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1939)

Retail price list : fall 1943, spring 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1943)

Retail price list : January 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo Nurseries, 1959)

Retail trade list Spring, 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Nurseries, 1917)

Revised checklist of New York State plants - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1997)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1975)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1976)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1968)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1880)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1961)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1977)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1993)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1996)

Rhododendrons, rhododendrons, rhododendrons, rhododendrons - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.N. Roberson Co, 1955)

Rhododendrons, rhododendrons, rhododendrons, rhododendrons - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.N. Roberson Co, 1954)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1930)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1937)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1940)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1960)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1969)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1976)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1978)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1979)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1982)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1989)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1990)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1991)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1992)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1995)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1996)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1997)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1998)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2002)

Riparian zone associations : Deschutes, Ochoco, Fremont, and Winema National Forests - United States. Forest Service. Pacific Northwest Region. (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, 1987)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1901)

Rock garden alpines, and other Colorado native plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1933)

Rock-garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.E. Marshall & Co., Inc, 1925)

Rock garden plants, hardy perennials, hybrid lilacs, cotoneasters, azaleas, flowering apples, fruit trees and ornamental trees and shrubs : 1930 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1930)

Rock garden plants, list No. 9 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (White & Johnson Co, 1933)

Rock gardens: how to make and maintain them - Meredith, Lewis B. (Williams & Norgate, 1910)

Rock gardens; how to make and maintain them - Meredith, Lewis B. (C. Scribner's sons, 1914)

Rock plants & perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Logan Nurseries, 1930)

Rock plants and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Logan Nurseries, 1927)

Rock plants and perennials : 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Logan Nurseries, 1932)

Rock River area assessment - Illinois. Dept. of Natural Resources. (Illinois Dept. of Natural Resources, 1996)

Rocky Mountain flowers : an illustrated guide for plant-lovers and plant-users - Clements, Frederic E. (Frederic Edward), 1874 -1945 (H. W. Wilson, 1920)

Rocky mountain flowers; an illustrated guide for plantlovers and plant-users - Clements, Frederic E. (Frederic Edward), 1874 -1945 (the H.W. Wilson company, 1914)

Root distribution of some native trees and understory plants growing on three sites within ponderosa pine watersheds in Colorado - United States. Forest Service. (Rocky Mountain Forest and Range Experiment Station, 1958)

Roses, delphiniums, perennials and evergreens : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rose Farm, 1931)

The rough fescue dominated community types in the foothills of north-central Alberta - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Public Lands Division, 2001)

Rubber and resin content of native and introduced plants of Canada - Minshall, William Harold, 1911 - (Canada Dept. of Agriculture, 1900)

Russkoe entomologicheskoe obozrenie = Revue russe d'entomologie - Russkoe entomologicheskoe obshchestvo (Russkoe entomologicheskoe obshchestvo, 1925)

The sagacity & morality of plants; a sketch of the life & conduct of the vegetable kingdom - Taylor, J. E. (John Ellor), 1837 -1895 (Chatto and Windus, 1884)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 1991)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 2000)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 2003)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 2007)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 2010)

Sandusky flora. A catalogue of the flowering plants and ferns growing without cultivation in Erie county, Ohio, and the peninsula and islands of Ottawa County - Moseley, Edwin Lincoln, 1865 -1948 (Clapper, 1899)

Science - American Association for the Advancement of Science. ([s.n.], 1884)

Science - American Association for the Advancement of Science. ([s.n.], 1898)

Science-gossip (Simpkin Marshall, Hamilton, Kent & Co, 1896)

The Scientific basis for conserving forest carnivores : American marten, fisher, lynx, and wolverine in the western United States - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1994)

Scottish gardens; being a representative selection of different types, old and new - Maxwell, Herbert, Sir, 1845 -1937 (Longmans, Green & co.; [etc., etc.], 1908)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1873)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1875)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 1986)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1879)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1881)

The Scottish naturalist (T. Buncle & Co. [etc.], 1951)

The Scottish naturalist (T. Buncle & Co. [etc.], 1953)

The Scottish naturalist (T. Buncle & Co. [etc.], 1961)

Scrinia florae selectae - Magnier, Charles.

Seaside planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries Inc, 1955)

Season 1941, fall 1940 wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1940)

A second edition of Webber's "Appendix to the catalogue of the flora of Nebraska" - Bessey, Charles E. (Charles Edwin), 1845 -1915 ([University of Nebraska?, 1892)

Seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mrs. S.B. Walker, 1902)

Seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mrs. S.B. Walker, 1905)

Seedlings and transplants : hardy trees and plants for 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris Nursery Company, 1931)

Seeds, bulbs, plants : 1944 offer 41A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1944)

Seeds for nurserymen : Fall 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers Seedsmen, Inc, 1959)

Seeds for the nurseryman and forester, 1937, fall and winter planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1937)

Seeds for the nurseryman and forester, 1938-1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1938)

Seeds for the nurseryman and forester, 1939-1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1939)

Seeds for the nurseryman and forester, 1940-1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1940)

Seeds for the nurseryman and forester, fall 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1946)

Seeds for the nurseryman and forester : fall 1947, preliminary offer - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1947)

Seeds for the nurseryman and forester, fall 1948 : preliminary offer - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1948)

Seeds for the nurseryman and forester, fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Schumacher, 1949)

Seeds of native plants : crop of 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1954)

Seeds of rare plants : offer no. 25 B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1935)

Seeds of rare plants : offer no. 27B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1937)

Seeds of rare plants : offer no. 27C - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1937)

Seeds of rare plants : offer no. 27D - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1937)

Select extra-tropical plants : readily eligible for industrial culture or naturalization, with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (J. Ferres, 1885)

Select extra-tropical plants, readily eligible for industrial culture or naturalisation, with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (T. Richards, government printer, 1881)

Select extra-tropical plants readily eligible for industrial culture or naturalisation, with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (Off. of the superintendent of government printing, 1880)

Select extra-tropical plants readily eligible for industrial culture or naturalisation, with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (Off. of the Superintendent of Government Printing, 1880)

Select extra-tropical plants readily eligible for industrial culture or naturalization, with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (G.S. Davis, 1884)

Select extra-tropical plants readily eligible for industrial culture or naturalisation with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (C. Troedel and Co, 1891)

Select extra-tropical plants readily eligible for industrial culture or naturalisation with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (1895)

Select extra-tropical plants readily eligible for Victorian industrial culture or naturalisation with indications of their native countries and some of their uses - Mueller, Ferdinand von, 1825 -1896 (J. Ferres, 1885)

Select nursery stock : wholesale price list, fall 1939, spring 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc, 1939)

Select nursery stock : wholesale price list, fall 1958, spring 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc. Nurseries, 1958)

Select nursery stock : wholesale price list, September 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc, 1940)

Select nursery stock : wholesale price list, September 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc, 1941)

Select nursery stock : wholesale price list, September 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc, 1942)

Select nursery stock : wholesale price list, September 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc, 1943)

Select nursery stock : wholesale price list, September 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc, 1944)

Select plants readily eligible for industrial culture or naturalisation in Victoria - Mueller, Ferdinand von, 1825 -1896 (Printed for the government of Victoria by McCarron, Bird & co, 1876)

A Selected bibliography of insect-vascular plant associational studies - Kingsolver, John M. (U.S. Dept. of Agriculture, Agricultural Research Service, 1984)

Selected vertebrate endangered species of the seacoast of the United States - Biological Services Program (U.S.) (The Service : [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1980)

Sempervirens : the quarterly of the Virginia Native Plant Society - Virginia Native Plant Society. (The Society, 2015)

Sensitive plant species in weed management areas on the Helena National Forest: final report - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2002)

Sensitive plant species survey at the southern end of the Elkhorn Mountains, Broadwater and Jefferson Counties, Montana - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1995)

Sensitive plant species survey, Garfield and McCone Counties, Montana - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1994)

Sensitive plant survey in the Sioux District, Custer National Forest, Carter County, Montana, and Harding County, South Dakota - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1995)