Plants, seeds, and currents in the West Indies and Azores; the results of investigations carried out in those regions between 1906 and 1914 - Guppy, H. B. (Henry Brougham), 1854 -1926 (Williams and Norgate, 1917)

A pocket botanical dictionary; comprising the names, history, and culture of all plants known in Britain; with a full explanation of technical terms - Lindley, John, 1799 -1865 (J. Andrews, 1840)

Pollen - Edgeworth, Michael Pakenham, 1812 -1881 (Hardwicke & Bogue, 1877)

Pollen and spores of Barro Colorado Island - Roubik, David W. (David Ward), 1951 - (Missouri Botanical Garden, 1991)

Polygonacées, chénopodiacées, amaranthacées, nyctaginacées, phytolaccacées, aizoacées, portulacacées, caryophyllacées - Laboratoire de phanérogamie, Paris (1963)

Populaire vorlesungen aus dem gebiete der natur. Erster Band, Mikroskopische Blicke in den innern Baw und das Leben der Gewächse... - Rossmässler, E. A. (Emil Adolf), 1806 -1867 (H. Costenoble, 1852)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1885)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1886)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1887)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1888)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1889)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1890)

Popular gardening for town and country (Popular Gardening Pub. Co, 1888)

Posthumous papers bequeathed to the honorable the East India company, and printed by order of the government of Bengal ... - Griffith, William, 1810 -1845 (Bishop's College Press, 1854)

Practical floriculture : a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (O. Judd co, 1909)

Practical floriculture; a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (O. Judd co, 1887)

Practical floriculture : a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (Orange Judd co, 1892)

Practical floriculture; a guide to the successful cultivation of florists' plants for the amateur and professional florist - Henderson, Peter, 1822 -1890 (Orange Judd, 1899)

Practical floriculture; a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (O. Judd company, 1883)

A practical guide to garden plants, containing descriptions of the hardiest and most beautiful annuals and biennials, hardy herbaceous and bulbous perennials, hardy water and bog plants, flowering and ornamental trees and shrubs, conifers; hardy ferns; hardy bamboos and other ornamental grasses. Also the best kinds of fruits and vegetables that may be grown in the open air in the British Isles with full and practical instruction as to culture and propagation - Weathers, John, 1867 -1928 (Longmans, Green, 1901)

Practical plant propagation; an exposition of the art and science of increasing plants as practiced by the nurseryman, florist and gardener - Hottes, Alfred Carl, 1891 -1955 (A. T. De La Mare company, inc, 1922)

A practical treatise of how to grow flowers, fruits, vegetables, shrubbery, evergreens, shade trees, ornamental trees - Buchanan, W. D. (McQuiddy printing company, 1910)

Preliminary catalog of Anthophyta and Pteridophyta, reported as growing spontaneously within one hundred miles of New York City - Torrey Botanical Club. (1888)

Preliminary catalogue of Anthophyta and Pteridophyta, reported as growing spontaneously within one hundred miles of New York City - Torrey Botanical Club. (1888)

Preliminary catalogue of indigenous Natal plants - Wood, John Medley, 1827 -1915 ("Natal Mercury" steam printing works, 1894)

Price catalogue season 1909-1910 : fruit and ornamental trees, evergreens, palms, roses - Roeding, George Christian, 1868 -1928 (Geo. C. Roeding, 1909)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Claremont Nurseries, 1914)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co, 1908)

Price list. Spring 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros. Co, 1920)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Abele Bros, 1920)

Price list. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros. Co, 1919)

Price list : 1927-1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knull Floral Co, 1927)

Price list and catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Locke's Nursery & Floral Company, 1940)

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

Price-list for fall and spring of 1909-1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joliet Nurseries, 1909)

Price list in effect from October, 1924 to October, 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Idle Hour Nurseries, 1924)

Price list in effect from October, 1925 to October, 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Idle Hour Nurseries, 1925)

Price list in effect from October, 1928 to October, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Idle Hour Nurseries, 1928)

Price list of Ada Greenhouse - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ada Greenhouse, 1922)

Price list of chrysanthemums, roses, carnations, &c. : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Scott Brothers, 1915)

Price list of Fancher Creek Nurseries - Roeding, George Christian, 1868 -1928 (George C. Roeding, 1903)

Price list of Fancher Creek Nurseries - Roeding, George Christian, 1868 -1928 (Geo. C. Roeding, 1900)

Price list of Fancher Creek Nurseries - Roeding, George Christian, 1868 -1928 (George C. Roeding, 1904)

Price list of Fancher Creek Nurseries - Roeding, George Christian, 1868 -1928 (Geo. C. Roeding, 1905)

Price list of Fancher Creek Nurseries - Roeding, George Christian, 1868 -1928 (Geo. C. Roeding, 1906)

Price list of Fancher Creek Nurseries : 1901-1902 - Roeding, George Christian, 1868 -1928 (Fancher Creek Nurseries, Incorporated, 1901)

Price list of Fancher Creek Nurseries : 1907-1908 - Roeding, George Christian, 1868 -1928 (Geo. C. Roeding, 1907)

Price list of garden plants, summer flowering bulbs, plants, shrubbery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Montgomery Gardens, 1924)

Price list of Ilka Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ilka Nurseries, 1889)

Price list of nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain Fruit Company, 1894)

Price list of plants, seeds, trees and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nanz & Neuner Co., Inc, 1915)

Price list of the Orange County Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richman & Mills, 1900)

Price list of the Orange County Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richman & Mills, 1902)

Price list of the Orange County Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.S. Richman, 1906)

Price list of the Orange County Nurseries : fall of 1900 spring of 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richman & Mills, 1901)

Price list of the Orange County Nursery and Land Company - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.S. Richman, 1908)

Price list of the Orange County Nursery and Land Company - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Orange County Nursery and Land Company, 1907)

Price list, season 1937-38 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Soule's Gladiolus Garden, 1937)

Price list : spring, 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros, 1921)

Price list : spring 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros, 1922)

Price list : spring 1927 : bulbs, plants, funeral designs, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Moss, 1927)

Price list : spring 1928 : bulbs, plants, funeral designs, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Moss, 1928)

Price list : spring 1929 : bulbs, plants, funeral designs, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Moss, 1929)

Price list : spring 1931 : plants, bulbs, funeral designs, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Moss, 1931)

Price list : spring 1932 : plants, bulbs, funeral designs, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.E. Moss, 1932)

Price list to accompany Tropical planting book of the Royal Palm Nurseries : issue of January 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, 1939)

Primae lineae systematis naturæ : nexui naturali omnium evolutionique progressivae per nixus reascendentes superstructi - Gori͡aninov, Pavel Fedorovich, 1796 -1865 (Typis Karoli Krajanis, 1834)

Primitiae florae essequeboensis adjectis descriptionibus centum circiter stirpium novarum, observationibusque criticis - Meyer, G. F. W. (Georg Friedrich Wilhelm), 1782 -1856 (Sumptibus H. Dieterich, 1818)

Primitiae florae Portobellensis, sive, Enumeratio plantarum vascularium quas juxta oppidum Portobello in Isthmo Panamensi Americae Centralis, mense Aprili anno 1826, legit doct. Joh. Eman. Billberg - Beurling, Pehr Johan, 1800 -1866 (s.n, 1854)

The principles of floriculture - White, Edward Albert, 1872 -1943 (The Macmillan company, 1915)

Proceedings. - Entomological Society of Ontario. (1887)

Proceedings and transactions of the Nova Scotian Institute of Natural Science - Nova Scotian Institute of Natural Science. (Nova Scotian Institute of Natural Science, 1870)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1889)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1913)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1841)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1860)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1882)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1885)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1902)

Proceedings of the annual convention of the society of American Florists - Society of American Florists; Ornamental Horticulturists. (Society of American Florists and Ornamental Horticulturalists, 1885)

Proceedings of the ... annual meeting of the Florida State Horticultural Society - Florida State Horticultural Society. Meeting. (The Society, 1909)

Proceedings of the ... annual meeting of the Florida State Horticultural Society - Florida State Horticultural Society. Meeting. (The Society, 1922)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1915)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1907)

Proceedings of the Botanical Society of the British Isles - Botanical Society of the British Isles. (1960)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1911)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1907)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1933)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1941)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1936)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1952)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1953)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1951)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1967)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1977)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1981)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1987)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2004)

Proceedings of the Hawaiian Entomological Society - Hawaiian Entomological Society. (Hawaiian Entomological Society, 1908)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1887)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1888)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1889)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1912)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1913)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1925)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1929)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1941)