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

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1845)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1850)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1900)

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. (1912)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1925)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1930)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1934)

Report of the Folkestone Natural History Society - Folkestone Natural History Society. (1871)

Report of the Hampstead Scientific Society - Hampstead Scientific Society. (1902)

Report of the proceedings at the ... annual meeting - Northern Nut Growers Association. (The Association, 1922)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1909)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1912)

Report of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1886)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1897)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1914)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1915)

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

Resultate der Wissenschaftlichen Erforschung des Balatonsees - Hungary. Földmm̋uvelésügyi Minisztérium. (E. Hölzel, 1897)

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

Retail list, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bagatelle Nursery, 1946)

Retail list and wholesale list : shrubs, trees, vines, ferns, 1939-1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1939)

Retail list : shrubs and trees, vines and perennials, 1938-1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1938)

Retail list : shrubs, trees, vines, perennials, 1937-1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1937)

Retail list : shrubs, vines, trees, perennials, roses, ferns, espaliers, herbs, camellias, ground covers, fertilizers, insecticides, pots 1947-1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1947)

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, 1937 : shrubs, trees, vines, palms, ferns, bedding plants, flowering plants and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward H. Rust, 1937)

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

Retail price list, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, Incorporated, 1941)

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

Retail price-list : spring, 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1924)

Revised catalogue of fruits recommended for cultivation in the various sections of the United States and the British provinces - United States. Division of Pomology. (Govt. Print. Off, 1899)

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

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2000)

Revue bretonne de botanique pure et appliquée - Daniel, Lucien, 1856 -1940 (Guillemin, 1912)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1933)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1951)

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

Revue critique de paléozoologie et de paléophytologie (M. Cossman, 1897)

Revue des sciences naturelles (1872)

Revue générale de botanique (Libraire générale de l'enseignement, 1899)

Revue générale de botanique (Libraire générale de l'enseignement, 1903)

Revue générale de botanique (Libraire générale de l'enseignement, 1904)

Revue générale de botanique (Libraire générale de l'enseignement, 1908)

Revue générale de botanique (Libraire générale de l'enseignement, 1917)

Revue générale de botanique (Libraire générale de l'enseignement, 1920)

Revue générale de botanique (Libraire générale de l'enseignement, 1923)

Revue générale des sciences pures et appliquées ([s.n.], 1898)

Revue générale des sciences pures et appliquées ([s.n.], 1922)

Revue horticole (Librairie agricole de la maison rustique, 1843)

Revue horticole (Librairie agricole de la maison rustique, 1846)

Revue horticole (Librairie agricole de la maison rustique, 1856)

Revue horticole (Librairie agricole de la maison rustique, 1859)

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

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

Revue horticole (Librairie agricole de la maison rustique, 1882)

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, 1829)

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

Revue horticole (Librairie agricole de la maison rustique, 1903)

Revue horticole (Librairie agricole de la maison rustique, 1907)

Revue horticole (Librairie agricole de la maison rustique, 1908)

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

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, 1913)

Revue horticole (Librairie agricole de la maison rustique, 1919)

Revue horticole (Librairie agricole de la maison rustique, 1920)

Revue horticole (Librairie agricole de la maison rustique, 1921)

Revue mycologique (Bureaux de la rédaction, 1905)

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, 1900)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1920)

Rhododendrons, azaleas & other choice hardy ornamental trees & shrubs, autumn 1922 spring 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Waterer, Sons & Crisp, Limited, 1922)

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

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1966)

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

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1980)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2001)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2003)

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

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1912)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1894)

Robinson's North Shore Gardens [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robinson's North Shore Gardens, 1927)

Rock's garden book : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rock's Flower Gardens, 1926)

Rock's garden book : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rock's Flower Gardens, 1927)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1949)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1976)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1980)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1982)

Roeding's quality ornamental trees, shrubs & plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Co, 1941)

Roeding's quality ornamental trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Co, 1942)

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

Die Rohstoffe des Pflanzenreichs : versuch einer Technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1918)

The romance of our trees - Wilson, Ernest Henry, 1876 -1930 (Doubleday, Page, 1920)

Root's planting guide, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Root's Nurseries, Inc, 1933)

Rosedale 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rosedale Nurseries, 1955)

Rosedale Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rosedale Nurseries, 1954)

Rosedale Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rosedale Nurseries, 1956)

Roses and shrubbery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Port Stockton Nursery, 1951)

Roses and shrubbery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Port Stockton Nursery, 1952)

Roses, ornamental trees, shrubs, hardy perennials, grass seed, etc. : Barr's nursery catalog, 1893-1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Son, 1947)

Roses, perennials, shrubs and evergreens, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1934)

Roses, vines, shrubs, perennials, evergreens, fruit trees, small fruits, ornamental trees, large tree moving, landscape contracting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons Company, 1938)

Round the year in the garden; a descriptive guide to the flowers of the four seasons, and to the work of each month in the flower, fruit and kitchen garden - Thomas, H. H. (Harry Higgott) (Cassell, 1916)

Round the year in the garden; a descriptive guide to the flowers of the four seasons, and to the work of each month in the flower, friut and kitchen garden - Thomas, H. H. (Harry Higgott) (Funk and Wagnalls company, 1916)

Roy Carter, Seedsman : wholesale list to trade only, summer list, 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Roy Carter Seedsman, 1958)

Roy Carter - Seedsman : wholesale list to trade only, summer list - 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Roy Carter Seedsman, 1959)

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)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1894)

Russellville Nurseries Inc., 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Russellville Nurseries Inc, 1929)

Saier's garden magazine : a manual of rare flowers, their selection and culture vol. 3, no. 1 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1952)

Sakata's reliable seeds for the nursery : 1936 crops - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1936)

Samen, Früchte und Keimlinge, der in Deutschland heimischen oder eingeführten forstlichen Culturpflanzen; ein Leitfaden zum Gebrauche bei Vorlesungen und Uebungen der Forstbotanik, zum Bestimmen und Nachschlagen für Botaniker, studierende und ausübende Forstleute, Gärtner und andere Pflanzenzüchter - Tubeuf, Carl, Freiherr von, 1862 -1941 (J. Springer, 1891)

Samen- und Pflanzen-Tauschliste des botanischen Gartens der Kgl. Technischen Hochschule Stuttgart - Technische Hochschule Stuttgart. Botanischer Garten. (Technische Hochschule in Stuttgart, 1928)

Samen- und Pflanzen-Tauschliste des botanischen Gartens der Kgl. Technischen Hochschule Stuttgart - Technische Hochschule Stuttgart. Botanischer Garten. (Technische Hochschule in Stuttgart, 1926)

Samen- und Pflanzen-Tauschliste des botanischen Gartens der Kgl. Technischen Hochschule Stuttgart - Technische Hochschule Stuttgart. Botanischer Garten. (Technische Hochschule in Stuttgart, 1931)

Samen-Verzeichnis des Botanischen Gartens der Stadt Köln am Rhein - Flora und Botanischer Garten Köln. ([Flora und Botanischer Garten Köln], 1936)

Samen-Verzeichnis des Botanischen Gartens der Stadt Köln am Rhein - Flora und Botanischer Garten Köln. ([Flora und Botanischer Garten Köln], 1937)

Samen-Verzeichnis des Botanischen Gartens der Stadt Köln am Rhein - Flora und Botanischer Garten Köln. ([Flora und Botanischer Garten Köln], 1931)

Samuel C. Moon's descriptive catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel C. Moon, 1889)

San Fernando Nursery Co. 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (San Fernando Nursery Company, 1929)

The San Jose or Chinese scale - Marlatt, C. L. (Gov't print. off, 1906)

The San José scale (Aspidiotus perniciosus, Comst.) and methods of treatment. A. E. Stene. Joint bulletin of the State board of agriculture and Extension department of the Rhode Island college of agriculture and mechanic arts. 1908 - Rhode Island. Board of agriculture. (1908)