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Report (to accompany bill S. no. 241) - Linn, Lewis Fields, 1795 -1843 (Blair & Rives, printers, 1838)

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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)

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Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1903)

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Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1901)

The reptiles of western North America, an account of the species known to inhabit California and Oregon, Washington, Idaho, Utah, Nevada, Arizona, British Columbia, Sonora and Lower California - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1922)

Western Australian Herbarium Research Notes - Western Australia. Department of Biodiversity, Conservation; Attractions (Western Australian Herbarium, 1980)

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Résultats du voyage du S.Y. Belgica en 1897-1898-1899 : sous le commandement de A. de Gerlache de Gomery. Rapports scientifiques publiés aux frais du gouvernement belge, sous la direction de la Commission de la Belgica - Belgica (Ship) (Impr. J.E. Buschmann, 1905)

A review of the identifications of the species described in Blanco's Flora de Filipinas - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of public printing, 1905)

A review of the references to the Hortus malabaricus of Henry Van Rheede Van Draakenstein [sic] - Reede tot Drakestein, Hendrik van, 1637 -1691 (Printed at the Cambrian-Office, by Murray and Rees, 1839)

A revised catalogue of the indigenous flowering plants and ferns of Ceylon - Willis, J. C. (John Christopher), 1868 -1958 (H.C. Cottle, Govt. Printer, 1911)

Revisio generum plantarum vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum, mit erläuterungen - Kuntze, Otto, 1843 -1907 (A. Felix [etc., etc.], 1891)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1891)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1898)

Revision of the flora of the Bombay presidency. Parts III-XI, Gramineae - Blatter, Ethelbert, 1877 -1934 (s.n.], 1927)

Revista chilena de historia natural - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Litografia e Impr. Industrial (F. Peters), 1921)

Revista de la Facultad de Agronomía y Veterinaria, La Plata (La Facultad, 1897)

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Revue bretonne de botanique pure et appliquée - Daniel, Lucien, 1856 -1940 (Guillemin, 1910)

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Revue de la flore des environs de Spa - Lejeune, Alexandre Louis Simon, 1779 -1858 (Duvivier, 1824)

Revue de la Flore des environs de Spa. Contenant l'énumération de toutes les plantes y décrites, avec les observations, les descriptions, les additions et les corrections nécessaires pour la mettre le plus possible à la hauteur de la science Par A.L.S. Lejeune ... - Hall, H. C. van (Herman Christiaan), 1801 -1874 (Ve Duvivier, 1824)

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

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

Revue générale de botanique (Libraire générale de l'enseignement, 1895)

Revue générale de botanique (Libraire générale de l'enseignement, 1911)

Revue générale de botanique (Libraire générale de l'enseignement, 1922)

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

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Rheinische Flora. Beschreibung der wildwachsenden und cultivirten Pflanzen des Rheingebietes vom Bodensee bis zur Mosel und Lahn, mit besonderer Beru¨cksichtigung des Grossherzogthums Baden - Döll, Johann Christof, 1808 -1885 (H.L. Brnner, 1843)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1899)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1901)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1909)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1915)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1916)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1920)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1924)

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

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1948)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1953)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1949)

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

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1977)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1892)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1890)

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

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

Rock garden and alpine plants ; choice perennials, rare flowering trees and shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wittenberg & Co, 1933)

Rock garden and alpine plants ; hardy perennials, rare flowering trees and shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wittenberg & Co, 1934)

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

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

Rock plants and iris - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1938)

Rock plants and iris - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker Gardens, 1936)

Rock plants and iris - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1937)

Rock plants and iris, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1939)

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)

Rocky Mountain wild flower studies; an account of the ways of some plants that live in the Rocky Mountain region - Longyear, Burton Orange, 1868 - (Merchants Publishing Co, 1909)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1946)

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

Roses, ornamental trees and shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1935)

Roses, perennials, climbing plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1937)

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

Rostlinnictví : cili Návod k snadnému urcení a pojmenování rostlin v Cechách, Morave a jiných zemích Rakouského mocnárství domácích - Sloboda, Daniel. (V kommissí u Fr. Rivnáce, 1852)

The rural cyclopedia, or, A general dictionary of agriculture and of the arts, sciences, instruments, and practice, necessary to the farmer, stockfarmer, gardener, forester, landsteward, farrier, &c - Wilson, John M. (John Marius) (A. Fullarton, 1850)

Rural life described and illustrated, in the management of horses, dogs, cattle, sheep, pigs, poultry, etc. etc. : their treatment in health and disease : with authentic information on all that relates to modern farming, gardening, shooting, angling, etc. etc - Sherer, John. (London Printing and Pub. Co, 1868)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1901)

Sämereien zum Tausch aus dem grossherzoglichen botanischen Garten der Universität Rostock - Universität Rostock. Botanischer Garten. (Botanischer Garten zu Rostock, 1935)