Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1998)

Phytoneuron (Guy L. Nesom, 2012)

Phytoneuron (Guy L. Nesom, 2013)

Phytoneuron (Guy L. Nesom, 2020)

Pittier, plants of Venezuela, 1919 - 1920 - Pittier, Henri, 1857 -1950 (1919)

Plant-geography upon a physiological basis - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1903)

Plant-geography upon a physiological basis. Translated by W.R. Fisher; rev. and edited by Percy Groom and I.B. Balfour - Schimper, A. F. W. (Andreas Franz Wilhelm), 1856 -1901 (Clarendon Press, 1903)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1923)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1929)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1934)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1942)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1951)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1966)

Plant lists : Chile, Colombia, Ecuador, and Peru - Rusby, Henry Hurd, 1855 -1940 (1916)

Plant lists : Colombia - Doyle, C. B. (Conrad Bartling), 1884 -1973

Plant lists : Venezuela - Pittier, Henri, 1857 -1950 (1917)

Plant propagation; greenhouse and nursery practice - Kains, M. G. (Maurice Grenville), 1868 -1946 (Orange Judd company, 1916)

Plantae Hasslerianae, soit énumération des plantes recoltées au Paraguay par le dr. Emile Hassler ... - Chodat, R. (Robert), 1865 -1934 (Impr. Romet, 1898)

Plantae Insulae Ananasensis. A catalogue of plants collected on the Isle of Pines, Cuba, by Don José Blain - Millspaugh, Charles Frederick, 1854 -1923 (1900)

Plantae Mattogrossenses, ou, Relação de plantas novas colhidas, classificadas e desenhadas - Rodrigues, J. Barbosa (João Barbosa), 1842 -1909. (Typographia Leuzinger, 1898)

Plantarum vascularium genera :secundum ordines naturales digesta eorumque differentiae et affinitates tabulis diagnostacis expositae - Weidmann. (Libraria Weidmannia, 1836)

Plantas de la Amazonía peruana : clave para identificar las familias de Gymnospermae y Angiospermae - Vásquez Martínez, Rodolfo (Museo de Historia Natural, 2004)

Les plantes de serre; description, culture, emploi des espèces ornementales ou intéressantes cultivées dans les serres de l'Europe - Bellair, Georges Adolphe, 1860 -1939 (Octave Doin, 1900)

Plants and seeds outward register, 29 March 1973-12 February 1992 - Botanic Gardens (Singapore) (1973)

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)

Pomona College journal of economic botany as applied to subtropical horticulture - Pomona College (Claremont, Calif.). Department of Biology. (Dept. of Biology of Pomona College, 1911)

Pomona College journal of economic botany as applied to subtropical horticulture - Pomona College (Claremont, Calif.). Department of Biology. (Dept. of Biology of Pomona College, 1912)

Popular history of the palms and their allies, containing a familiar account of their structure, geographical and geological distribution, history, properties, and uses - Seemann, Berthold, 1825 -1871 (L. Reeve, 1856)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1890)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1913)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1915)

Price list of seeds of conifers, forest and ornamental trees, shrubs, palms, fruit trees and roots and seeds of medicinal plants. No. 46, season 1927-1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Co, 1927)

Price list of seeds of conifers, forest and ornamental trees, shrubs, palms, fruit trees and roots and seeds of medicinal plants. No. 44, season 1926-1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Co, 1926)

The primaeval world of Switzerland - Heer, Oswald, 1809 -1883 (Longmans, Green, 1876)

Primeras noticias acerca de la vegetacio´n americana, suministradas por el almirante Colo´n y los inmediatos continuadores de las investigacionas dirigidas al conocimiento de las plantas, con un resumen de las expediciones bota´nicas de los espan oles - Colmeiro, Miguel, 1816 -1901 (Ateneo de Madrid, 1892)

Primitiae florae costaricensis - Durand, Théophile Alexis 1855 -1912 (Jardin botanique de l'état, 1891)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1883)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1914)

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 California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1995)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1992)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1996)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2002)

Proceedings of the Royal Horticultural Society London (Royal Horticultural Society, 1862)

Proceedings of the Royal Horticultural Society London (Royal Horticultural Society, 1863)

Proceedings of the Royal Horticultural Society London (Royal Horticultural Society, 1864)

Proceedings of the Royal Horticultural Society London (Royal Horticultural Society, 1866)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1922)

Pronunciation of plant names - Garden Club of America. (Reproduced and printed by National Process Company], 1922)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1970)

Publicações. Comissão de linhas telegraficas estratégicas de Mato Grosso ao Amazonas (A Comissão, 1912)

Publication. Field Columbian Museum. Botanical series - Field Columbian Museum. (Field Columbian Museum, 1895)

Publication. Field Columbian Museum. Botanical series - Field Columbian Museum. (Field Columbian Museum, 1900)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1940)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1941)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1931)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1936)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1960)