Richardiana (Tropicalia, 2005)

Richardiana (Tropicalia, 2006)

Richardiana (Tropicalia, 2009)

Richardiana (Tropicalia, 2010)

Rivermont's seedlings, yellow-bronze-unusual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rivermont Orchids, 1953)

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)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1935)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1952)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1956)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 1984)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2005)

Rodriguésia: Revista do Jardim Botânico do Rio de Janeiro (Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2010)

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

The rose; a treatise on the cultivation, history, family characteristics, etc., of the various groups of roses, with accurate descriptions of the varieties now generally grown - Ellwanger, H. B. (Henry Brooks), 1851 -1883 (Dodd, Mead & company, 1892)

The rose :ba treatise on the cultivation, history, family characteristics, etc., of the various groups of roses, with accurate descriptions of the varieties now generally grown - Ellwanger, H. B. (Henry Brooks), 1851 -1883 (Dodd, Mead & company, 1882)

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; a treatise on the cultivation, history, family characteristics, etc., of the various groups of roses, with accurate descriptions of the varieties now generally grown - Ellwanger, H. B. (Henry Brooks), 1851 -1883 (Dodd, Mead, 1914)

The rose; a treatise on the cultivation, history, family characteristics, etc., of the various groups of roses, with accurate descriptions of the varieties now generally grown - Ellwanger, H. B. (Henry Brooks), 1851 -1883 (Dodd, Mead & company, 1882)

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

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1901)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1904)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1918)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1884)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1900)

Ryerson 1954 expansible orchid folder - mature hybrids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Daniel Ryerson], 1954)

Ryerson 1958 expansible folder : hybrid orchid seed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daniel Ryerson, 1958)

Ryerson August specials (1957), seed-seedlings-established back division - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daniel Ryerson, 1957)

Ryerson expansible folder : community-pot-lots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daniel Ryerson, 1959)

Ryerson expansible orchid folder - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daniel Ryerson, 1952)

Saier's garden magazine : a manual of rare flowers, their selection and culture. Vol. 3, no. 6 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harry E. Saier, 1954)

Sammlung neuer oder wenig bekannter aussereuropäischer Schmetterlinge - Herrich-Schäffer, G. A. W. (Gottlieb August Wilhelm), 1799 -1874 (G.J. Manz, 1855)

Sanders' orchid guide, rev. (1927) ed. containing all the best known species, varieties, and natural hybrids of orchids in cultivation. Their native countries, descriptions, seasons of flowering, best methods of cultivation, temperatures, &c. ... - Sanders, St. Albans. (Sanders, 1927)

SC 39, The Kerr Family Fonds: Letter book (carbon), March 2, 1885 to July 16, 1886 - Kerr, John William, 1812 -1888 (1885)

Schirmer's Orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shirmer's Orchids, 1948)

Schirmer's Orchids : July 1st 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shirmer's Orchids, 1950)

Die schmetterlinge der Philippinischen inseln. Beitrag zur indo-malayischen lepidopteren-fauna - Semper, Georg, 1837 -1909 (C. W. Kreidel, 1898)

Die schmetterlinge der Philippinischen inseln. Beitrag zur indo-malayischen lepidopteren-fauna - Semper, Georg, 1837 -1909 (C. W. Kreidel, 1902)

Die Schmetterlinge Deutschlands mit besonderer Berücksichtigung ihrer Biologie - Eckstein, Karl, 1859 -1930 (K.G. Lutz' Verlag, 1915)

Die Schmetterlinge Europas - Hofmann, Ernst, 1837 -1892 (E. Schweizerbart, 1908)

Die Schmetterlinge Europas - Hofmann, Ernst, 1837 -1892 (E. Schweizerbart, 1910)

Schmetterlingsbuch; oder Allgemeine naturgeschichte der Schmetterlinge und besondere der europäischen Gattungen; nebst einer vollständigen Anweisung zum Fang, zur Erziehung, Zubereitung, Aufgewahrung, und überhaupt zu allen dem Sammler nöthigen Dingen - Berge, Fr. (Friedrich), 1811 -1883 (Thienemann's Verlag, 1863)

Schriften der Königlichen Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Königliche Physikalisch-Ökonomische Gesellschaft zu Königsberg. (In Commission bei Gräfe und Unzer, 1862)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1911)

Schule der systematischen Botanik - Hallier, Ernst, 1831 -1904 (W.G. Korn, 1878)

Schweizerische Zeitschrift für Gartenbau (Verlag von Meyer und Zeller, 1847)

Schweizerische Zeitschrift für Gartenbau (Verlag von Meyer und Zeller, 1848)

Science-gossip (Simpkin Marshall, Hamilton, Kent & Co, 1895)

Scientific news for general readers; a popular illustrated weekly journal of science (1888)

The Scientific proceedings of the Royal Dublin Society - Royal Dublin Society. (The Society, 1893)

A second century of orchidaceous plants - Bateman, Jas. (James), 1811 -1897 (L. Reeve & co, 1876)

Seeds bulbs, and plants, American and European novelties : wholesale price lists for florists, seedsmen and nurserymen, spring edition 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Bulb Company, 1939)

Seeds, bulbs, plants, florists accessories : spring edition 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Bulb Company, 1941)

Seeds, plants & bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitcher & Manda, 1897)

Seeds, plants & bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitcher & Manda, United States Nurseries, 1896)

Seeds, plants and bulbs. Offer no. 67A, 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pearce Seed Company, 1957)

Seeds, plants and bulbs : a year-round catalog : 1952, offer 57A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1952)

Seeds, plants and bulbs : offer no. 61-A, 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pearce Seed Co, 1954)

Seeds, plants and bulbs : offer no. 63A, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pearce Seed Company, 1955)

Seeds plants bulbs and garden supplies : spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tether & Don, 1929)

Seeds plants bulbs and garden supplies : spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tether & Don, 1930)

La Semaine horticole ([s.n.], 1897)

La Semaine horticole ([s.n.], 1898)