Revista de la Facultad de Letras y Ciencias - Universidad de La Habana. Facultad de Letras y Ciencias. (Universidad de La Habana, 1905)

Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales de Madrid, 1920)

Revista de los Progresos de las Ciencias Exactas Fisicas y Naturales - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales, 1855)

Revista de los Progresos de las Ciencias Exactas Fisicas y Naturales - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales, 1869)

Revista del Museo de La Plata - Universidad Nacional de La Plata. (Talleres del Museo de La Plata, 1896)

Revista del Museo de La Plata - Universidad Nacional de La Plata. (Talleres del Museo de La Plata, 1905)

Revista del Museo de La Plata - Universidad Nacional de La Plata. (Talleres del Museo de La Plata, 1906)

Revista del Museo de La Plata - Universidad Nacional de La Plata. (Talleres del Museo de La Plata, 1907)

Revue botanique :recueil mensuel ... - Duchartre, Pierre Etienne Simon, 1811 -1894 (A. Franck, 1846)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1962)

Revue de viticulture : organe de l'agriculture des régions viticoles - Ravaz, L. (Louis) (Bureaux de la "Revue de Viticulture", 1895)

Revue des sciences naturelles (1881)

Revue des sciences naturelles appliquées - Société nationale d'acclimatation de France (La Société, 1892)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1887)

Revue générale des sciences pures et appliquées ([s.n.], 1895)

Revue générale des sciences pures et appliquées ([s.n.], 1917)

Revue horticole (Librairie agricole de la maison rustique, 1835)

Revue horticole (Librairie agricole de la maison rustique, 1847)

Revue horticole (Librairie agricole de la maison rustique, 1848)

Revue horticole (Librairie agricole de la maison rustique, 1851)

Revue horticole (Librairie agricole de la maison rustique, 1852)

Revue horticole (Librairie agricole de la maison rustique, 1854)

Revue horticole (Librairie agricole de la maison rustique, 1855)

Revue horticole (Librairie agricole de la maison rustique, 1857)

Revue horticole (Librairie agricole de la maison rustique, 1860)

Revue horticole (Librairie agricole de la maison rustique, 1861)

Revue horticole (Librairie agricole de la maison rustique, 1866)

Revue horticole (Librairie agricole de la maison rustique, 1870)

Revue horticole (Librairie agricole de la maison rustique, 1873)

Revue horticole (Librairie agricole de la maison rustique, 1876)

Revue horticole (Librairie agricole de la maison rustique, 1877)

Revue horticole (Librairie agricole de la maison rustique, 1881)

Revue horticole (Librairie agricole de la maison rustique, 1883)

Revue horticole (Librairie agricole de la maison rustique, 1885)

Revue horticole (Librairie agricole de la maison rustique, 1886)

Revue horticole (Librairie agricole de la maison rustique, 1888)

Revue horticole (Librairie agricole de la maison rustique, 1889)

Revue horticole (Librairie agricole de la maison rustique, 1894)

Revue horticole (Librairie agricole de la maison rustique, 1897)

Revue horticole (Librairie agricole de la maison rustique, 1898)

Revue horticole (Librairie agricole de la maison rustique, 1900)

Revue horticole (Librairie agricole de la maison rustique, 1902)

Revue horticole (Librairie agricole de la maison rustique, 1906)

Revue horticole (Librairie agricole de la maison rustique, 1910)

Revue horticole (Librairie agricole de la maison rustique, 1912)

Revue mycologique (Bureaux de la rédaction, 1883)

Revue mycologique (Bureaux de la rédaction, 1890)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1976)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2002)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2006)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2011)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2013)

Reynolds Gardens, "for the flower hobbyist", Armonk, New York - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reynolds Gardens, 1957)

Reynolds Gardens, "one or more of each variety", Armonk, New York - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reynolds Gardens, 1956)

Rheinisches Jahrbuch für Gartenkunde und Botanik (E. Strauss, 1883)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1959)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1965)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1967)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1970)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1975)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1981)

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

The Rhopalocera of Java - Piepers, M. C. (Marinus Cornelis), 1835 -1919 (M. Nijhoff; [etc., etc.], 1913)

ri ben zhi wu ming hui - Honda, Masaji 本田正次 1897 -1984 (san sheng tang)

Richard Schomburgk's travels in British Guiana, 1840-1844 - Schomburgk, Richard, 1811 -1891 ("Daily Chronicle" Office, 1922)

Richardson's catalogue : northern grown plants, seeds, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.M. Richardson & Co, 1890)

Richardson's catalogue : northern grown plants, seeds, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.M. Richardson & Co, 1891)

Robert Craig Company, Inc., Norwood, Delaware County, Pennsylvania : established June, 1856, the 97th year of continuous Craig ownership, management - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Craig Company, 1952)

Robert Craig Company, Norwood, Delaware County, Pa. 1856, 1954 : our 98th year of knowing and growing what the public prefers : February 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Craig Company, 1954)

Robert Craig Company, Norwood, Delaware County, Pa. : September 1954 : the 99th year of continuous Craig ownership-management - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Craig Company, 1954)

Robert Craig Company, Norwood, Delaware County, Penna. : established June, 1856, the 97th year of continuous Craig ownership, management : September, 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Craig Company, 1953)

Robert Craig Company, Norwood, Delaware County, Penna. : established June, 1856, the 97th year of continuous Craig ownership, management : September, 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Craig Company, 1952)

[Robert Drumm & Co. materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (Robert Drumm & Co, 1880)

Robert J. Halliday's descriptive wholesale circular : for the trade only of new and rare plants, all garden and greenhouse supplies, etc. for the spring of 1889 - Halliday, Robert J., 1865 -1945 (Robert J. Halliday, 1889)

Robert J. Halliday's guide & catalogue of all garden supplies vegetable flower & field seeds plants roots vines etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert J. Halliday, 1888)

Roberti Brownii Prodromus florae Novae Hollandiae et Insulae Van Diemen - Brown, Robert, 1773 -1858 (Veneunt a reductione Isidis, 1821)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1909)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1950)

Roehrs Nursery : at the sign of the tree : [catalog] - Roehrs, Julius, Company. (Julius Roehrs Co, 1916)

Die Rohstoffe des Pflanzenreiches; Versuch einer technischen Rohstofflehre des Pflanzenreiches, unter Mitwirkung von Max Bamberger [et. el.] - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1900)

The romance of nature; or, The poetical language of flowers - Miller, Thomas, 1807 -1874 (J.C. Riker, 1840)

Rosedale's Nurseries 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rosedale's Nurseries Inc, 1950)

Roses and other plants seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hill & Co, 1888)

Rumphia, sive, Commentationes botanicæ imprimis de plantis Indiæ Orientalis : tum penitus incognitis tum quæ in libris Rheedii, Rumphii, Roxburghii, Wallichii aliorum recensentur / scripsit C.L. Blume cognomine Rumphius - Blume, C. L. (Carl Ludwig), 1796 -1862 ([s.n.], 1848)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1858)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1862)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1878)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1886)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1890)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1897)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1919)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1924)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1925)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1931)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1933)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1946)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1949)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1953)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1850)

The Rural wreath, or, Life among the flowers - Greenwood, Laura. (Dayton and Wentworth, 1853)

Rust's garden grams : winter and spring planting number, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Landscape Department of the Edward H. Rust Nurseries, 1933)

Rustic adornments for homes of taste - Hibberd, Shirley, 1825 -1890 (W.H. and L. Collingridge, 1895)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1957)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1963)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1964)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1972)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1973)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1974)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1975)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1976)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1977)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1978)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1979)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1980)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1982)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1984)

Saguaroland Bulletin - Desert Botanical Garden (Ariz.) (Arizona Cactus and Native Flora Society, 1985)

Saier's garden magazine : a manual of rare flowers, their selection and culture Vol. 4, no. 1 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harry E. Saier, 1955)

Salzer's bulbs, 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John A. Salzer Seed Co, 1951)

Samoan hoya species : preliminary presentation - Kloppenburg, Dale (Dale Kloppenburg, 2014)