Origin of cultivated plants - Candolle, Alphonse de, 1806 -1893 (D. Appleton and company, 1902)

Origin of cultivated plants - Candolle, Alphonse de, 1806 -1893 (K. Paul, Trench, 1884)

Origin of cultivated plants - Candolle, Alphonse de, 1806 -1893 (D. Appleton, 1885)

Origin of cultivated plants - Candolle, Alphonse de, 1806 -1893 (Paul, Trench, 1886)

Florist's journal (How and Parsons, 1842)

Ornamental and fruit trees : illustrated descriptive catalog 1921-22 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Co, 1921)

Ornamental gardening in Florida - Simpson, Charles Torrey, 1846 -1932 (The author, 1916)

Ornithological miscellany - Mintern Bros., (Trübner and Co., Bernard Quaritch, R.H. Porter, 1876)

Ornithologie Nordost-Afrika's : der Nilquellen- und Küsten Gebiete des Rothen Meeres und des nördlichen Somal-Landes - Heuglin, Theodor von, 1824 -1876 (T. Fischer, 1871)

Ornithologisches Jahrbuch (V. Tschusi, 1914)

Orthoptera of northeastern America : with especial reference to the faunas of Indiana and Florida - Blatchley, W. S. (Willis Stanley), 1859 -1940 (Nature Pub. Co., 1920, 1920)

Outlines of classification and special morphology of plants - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1887)

Outlines of classification and special morphology of plants - Goebel, K. (Karl), 1855 -1932 (Clarendon Press, 1887)

Oversigt over det Kongelige Danske videnskabernes selskabs forhandlinger = Bulletin de l'Académie royale des sciences et des lettres de Danemark - Kongelige Danske videnskabernes selskab. (A.F. Høst, 1875)

Oxford gardens, based upon Daubeny's Popular guide to the physick garden of Oxford: with notes on the gardens of the colleges and on the University park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker & son; [etc., etc.], 1912)

Pacific science - University of Hawaii. (University Press of Hawaii, 1947)

Pacific science - University of Hawaii. (University Press of Hawaii, 1954)

Pacific science - University of Hawaii. (University Press of Hawaii, 1959)

Une page d'histoire de la medecine : la thérapeutique sous les premiers Césars - Lépine, R. (Raphael), 1840 -1919 (F. Alcan, 1890)

Palaeontographica (Theodor Fischer, 1864)

Palaeontographica (Theodor Fischer, 1897)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1994)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1991)

Palestine : the physical geography and natural history of the Holy Land - Kitto, John, 1804 -1854 (Charles Knight, 1841)

The palm tree - Moody, Sophy. (T. Nelson and Sons, Paternoster Row; Edinburgh, and New York, 1864)

Palms for California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tetley Nurseries, 1957)

Palms for California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tetley Nurseries, 1958)

[Pamphlets on agriculture in Guam] (s.n, 1905)

Pamphlets on forestry in Hawaii (1900)

Pamphlets on silviculture (1899)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 2000)

Papers presented at the Celebration of the Twentieth Anniversary of the New York Botanical Garden, September 6-9, 1915. Published by the aid of the David Lydig Fund, bequethed by Charles P. Daly - New York Botanical Garden (1916)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1903)

Park's floral guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George W. Park, 1900)

Park's floral guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1897)

Park's floral guide, 1896 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1896)

Park's floral guide 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George W. Park, 1901)

Park's floral guide : 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1906)

Park's floral guide for 1898 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1898)

The parks and gardens of Paris, considered in relation to the wants of other cities and of the public and private gardens; being notes on a study of Paris gardens - Robinson, W. (William), 1838 -1935 (Macmillan and co, 1878)

The parks, promenades & gardens of Paris : described and considered in relation to the wants of our own cities and of public and private gardens - Robinson, W. (William), 1838 -1935 (John Murray, 1869)

The parks, promenades, & gardens of Paris, described and considered in relation to the wants of our own cities, and the public and private gardens - Robinson, W. (William), 1838 -1935 (J. Murray, 1869)

Parrots in captivity - Lydon, A. F. (Alexander Francis) (George Bell and Sons, 1884)

Parrots in captivity - Greene, W. T. (William Thomas) (G. Bell & Sons, 1884)

Parte práctica de botánica del caballero Cárlos Linneo, que comprehende las clases, órdenes, géneros, especies y variedades de las plantas, con sus caracteres genéricos y especificos, sinónimos mas selectos, nombres triviales, lugares donde nacen, y propriedades - Linné, Carl von, 1707 -1778 (En la Imprenta Real, 1784)

Patologia vegetale. Fanerogame parassite, mixomiceti, bacterii, ifomiceti od eumiceti (funghi) - Voglino, Pietro. (Unione tipografico-editrice [Gia ditta Pomba e c], 1905)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1837)