Repertorium botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus Friderici Hofmeister, 1845)

Repertorium botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus Friderici Hofmeister, 1846)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1907)

Repertorium specierum novarum regni vegetabilis. Beihefte (Verlag des Repertoriums, 1922)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1910)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1905)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1920)

Report / Botanical Exchange Club of the British Isles - Botanical Exchange Club of the British Isles. (1890)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1905)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1926)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1928)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1929)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1935)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1945)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1904)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1911)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1933)

Report on the botany of the expedition - Torrey, John, 1796 -1873 ([s.n.], 1857)

Report on the United States and Mexican boundary survey :made under the direction of the secretary of the Interior - Emory, William H. 1811 -1887 (C. Wendell, printer, 1859)

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, 1855)

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.], 1856)

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.], 1853)

Reputation garden guide : flower seeds, garden seeds, garden bulbs, grass seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Duluth Floral Co, 1930)

Retail price list of the Reading Nursery : ornamental, deciduous, shade, and evergreen trees and shrubs, conifers, and hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reading Nursery, 1888)

Return / British Museum - British Museum (Natural History) (British Museum, 1925)

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)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1888)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1891)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1893)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1949)

Revue des sciences naturelles (1872)

Revue des sciences naturelles (1874)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1890)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1894)

Revue générale de botanique (Libraire générale de l'enseignement, 1890)

Revue générale de botanique (Libraire générale de l'enseignement, 1892)

Revue générale de botanique (Libraire générale de l'enseignement, 1907)

Revue générale de botanique (Libraire générale de l'enseignement, 1910)

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

Revue horticole (Librairie agricole de la maison rustique, 1858)

Revue horticole (Librairie agricole de la maison rustique, 1864)

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

Revue horticole (Librairie agricole de la maison rustique, 1879)

Revue horticole (Librairie agricole de la maison rustique, 1892)

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, 1903)

Revue horticole (Librairie agricole de la maison rustique, 1904)

Revue horticole (Librairie agricole de la maison rustique, 1909)

Revue horticole (Librairie agricole de la maison rustique, 1911)

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

Revue horticole (Librairie agricole de la maison rustique, 1916)

Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1888)

Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1893)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1893)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1901)

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.], 1988)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1903)

Rocenka, 1933 / National Seed and Importing Co., Inc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (National Seed and Importing Co., Inc, 1933)

Rochester and district; a sketch-guide to its geology, flora, & fauna - Hepworth, J. (Parrett & Neves, 1913)

Rock, 1928-1929 - Rock, Joseph F. (Joseph Francis), 1884 -1962 (1928)

Rock field book no. 16001-18850 - Rock, Joseph F. (Joseph Francis), 1884 -1962 (1928)

Rock field book no. 8035-9999 - Rock, Joseph F. (Joseph Francis), 1884 -1962 (1923)

The rock garden - Jenkins, Edmund Howard, 1856 -1921 (Country life, ltd. [etc.], 1920)

Rock gardening for amateurs - Thomas, H. H. (Harry Higgott) (Cassell and company, limited, 1914)

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 and iris : 1932 descriptive list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1932)

Rock plants and iris, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1940)

Rock plants and iris, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1941)

Rock plants and iris, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1942)

Rock plants, dwarf shrubs and iris, 1944-45 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1944)

Rock plants, dwarf shrubs and iris, 1946-47 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1946)

Rock plants, dwarf shrubs and iris, 1947-48 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1947)

Rock plants, dwarf shrubs and iris, 1949-50 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1949)

Rock plants, dwarf shrubs and iris, 1950-51 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1950)

Die rohstoffe des pflanzenreiches; versuch einer technischen rohstofflehre des pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1903)

Die Rohstoffe des Pflanzenreichs : versuch einer Technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1914)

Roses : also fruit trees, trees, shrubs, herbaceous and rock plants, garden seeds and bulbs : catalogue 1935-36 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chaplin Bros. Ltd, 1935)

The Royal Botanic Garden Edinburgh 1670-1970 - Fletcher, Harold R. (Her Majesty's Stationery Office, 1970)

The Royal botanic gardens, Kew : historical and descriptive - Bean, W. J. (William Jackson), 1863 -1947 (Cassell and Co., Ltd, 1908)

Royal gardens - Ward, Cyril, 1863 -1935 (Longmans, Green, 1912)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1929)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1930)

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

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1934)

Sämereien zum Tausch aus dem grossherzoglichen botanischen Garten der Universität Rostock - Universität Rostock. Botanischer Garten. (Botanischer Garten zu Rostock, 1932)

Sämereien zum Tausch aus dem grossherzoglichen botanischen Garten der Universität Rostock - Universität Rostock. Botanischer Garten. (Botanischer Garten zu Rostock, 1933)

Sage notes : Idaho Native Plant Society newsletter - Idaho Native Plant Society. (Idaho Native Plant Society, Pahove Chapter, 2023)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs-all kinds, gardener's supplies : over 4,000 species and varieties. no. 48-2 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1948)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 49-9 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1949)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 49-7 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1949)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 50-8 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1949)