Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1913)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1914)

Report / Botanical Exchange Club of the British Isles - Botanical Exchange Club of the British Isles. (1882)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1920)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1916)

Report of the Third International Conference 1906 on Genetics : hybridisation (the cross-breeding of genera or species), the cross-breeding of varieties, and general plant-breeding - Royal Horticultural Society (Great Britain) (Royal Horticultural Society, 1907)

Reports and papers on botany - Grisebach, A. (August), 1814 -1879 (Printed for the Ray society, 1846)

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

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

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, 1864)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1885)

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, 1895)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1958)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1883)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1884)

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

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1898)

Revue générale de botanique (Libraire générale de l'enseignement, 1891)

Revue générale des sciences pures et appliquées ([s.n.], 1918)

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

Revue horticole (Librairie agricole de la maison rustique, 1863)

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, 1896)

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

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, 1905)

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

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

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

Revue horticole (Librairie agricole de la maison rustique, 1922)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1909)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1963)

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

Rivista di biologia (Università di Perugia, etc, 1922)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1902)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1906)

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

Die Rohstoffe des Pflanzenreiches; Versuch einer technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1914)

Die Rohstoffe des Pflanzenreiches versuch einer technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1873)

Die Rohstoffe des Pflanzenreichs : versuch einer Technischen Rohstofflehre des Pflanzenreiches - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1921)

Rosarum monographia, or, A botanical history of roses : to which is added an appendix, for the use of cultivators, in which the most remarkable garden varieties are systematically arranged, with nineteen plates - Lindley, John, 1799 -1865 (Printed for James Ridgeway, 1820)

Rosarum monographia, or, A botanical history of roses : to which is added an appendix for the use of cultivators in which the most remarkable garden varieties are systematically arranged - Lindley, John, 1799 -1865 (Printed for J. Ridgeway, 1820)

Die Rose : Geschichte und Symbolik in ethnographischer und kulturhistorischer Beziehung - Schleiden, M. J. (Matthias Jacob), 1804 -1881 (W. Engelmann, 1873)

The rose-amateur's guide : containing ample descriptions of all the fine leading varieties of roses, regularly classed in their respective families; their history, and mode of culture - Rivers, Thomas, 1798 -1877 (Longmans, Green, 1877)

The rose amateur's guide : containing ample descriptions of all the fine leading varieties of roses regularly classed in their respective families, their history and mode of culture - Rivers, Thomas, 1798 -1877 (Printed for Longman, Brown, Green, and Longmans, 1843)

The rose-amateur's guide: containing ample descriptions of all the fine leading varieties of roses, regularly classed in their respective families. Their history and mode of culture - Rivers, Thomas, 1798 -1877 (Longman, Green, Longman, Roberts, & Green, 1863)

The rose book, a complete guide for amateur rose growers - Easlea, Walter. (Cassell, 1914)

The rose book : a complete guide for amateur rose growers - Easlea, Walter. (Cassell, 1920)

La rose chez les différents peuples, anciens et modernes; description, culture et propriété des roses - Chesnel de la Charbouclais, Louis Pierre François Adolphe, 1791 -1862 (Société Reproductive des Bons Livres, 1838)

La rose dans l'antiquité et au moyen âge. Histoire, légendes et symbolisme - Joret, Charles, 1839 -1914 (É. Bouillon, 1892)

The rose fancier's manual - Gore, Mrs. (Catherine Grace Frances), 1799 -1861 (H. Colburn, 1838)

The rose garden. In two divisions. Division 1. Embracing the history of the rose, the formation of the rosarium, and a detailed account of the various practices adopted in the successful cultivation of this popular flower:...Division II. Containing an arrangement, in natural groups, of the most esteemed varieties ... with full descriptions and remarks on their origin and mode of culture - Paul, William, 1822 -1905 (Sherwood, Gilbert & Piper, 1848)

The rose garden : in two divisions : Division I. Embracing the history of the rose, the formation of the rosarium, and a detailed account of the various practices adopted in the successful cultivation of this popular flower; illustrated with numerous engravings on wood. Division II. Containing an arrangement, in natural groups, of the most esteemed varieties of roses recognized and cultivated in the various rose gardens, English and foreign; with full descriptions and remarks on their origin and mode of culture - Paul, William, 1822 -1905 (Kent, 1881)

The rose garden, in two divisions : Division I. Embracing the history of the poetry of the rose, the formation of the rosarium, and a detailed account of the various practices adopted in the successful cultivation of this popular flower : Division II. Containing an arragement, in natural groups, of the most esteemed varieties of roses recognized and cultivated in the various rose gardens, English and foreign; with full description and remarks on their origin and mode of culture - Paul, William, 1822 -1905 (Simpkin, Marshall, Hamilton, Kent & co, 1903)

Rose gardening; how to manage roses and enjoy them - Hampden, Mary. (C. Scribner's sons, 1922)

The rose: its history, poetry, culture, and classification - Parsons, Samuel Bowne, 1819 -1906 (Wiley & Halsted, 1856)

The rose: its history, poetry, culture, and classification - Parsons, Samuel Bowne, 1819 -1906 (Wiley & Putnam, 1847)

The rose manual; containing accurate descriptions of all the finest varieties of roses, properly classed in their respective families, their character and mode of culture, with directions for their propagation, and the destruction of insects - Buist, Robert, 1805 -1880 (The author [etc.], 1844)

The rose manual; containing accurate descriptions of all the finest varieties of roses, properly classed in their respective families, their character and mode of culture, with directions for their propagation, and the destruction of insects - Buist, Robert, 1805 -1880 (For the author, 1859)

Die Rosen des südlichen und mittleren Frankenjura : ihr System und ihre Phylogenetischen Beziehungen, erörtert mit Hinsicht auf die ganze Gattung Rosa und das allgemeine Deszendenzproblem - Schwertschlager, Joseph. (Isaria, 1910)

Rosen und Sommerblumen : mit einem Anhang über Gruppenpflanzen, Frühlingsblumen, und Balkonpflanzen - Mütze, Wilhelm. (J. J. Weber, 1910)

Der Rosenzüchter, oder die Cultur der Rosen in den Töpfen und im freien Lande - Otto, Adolph. (F. Enke, 1858)

Roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1936)

Roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1925)

Roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1927)

Roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1929)

Roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1920)

Roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1931)

Roses and rose growing - Kingsley, Rose Georgina, 1845 or 1846 -1925 (Macmillan Co, 1908)

Roses by Bobbink & Atkins, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1932)

Roses by Bobbink & Atkins : supplement 1926-1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1926)

Les roses cultivées à l'Haÿ en 1902 : essai de classement - Gravereaux, Jules. (Rousset, 1902)