Die Pilze (Fungi) von Tirol, Vorarlberg und Liechtenstein - Magnus, P. (Paul), 1844 -1914 (Verlag der Wagner'schen Universitts-Buchh, 1905)

Die pilze in morphologischer, physiologischer, biologischer und systematischer beziehung - Zopf, W. (Wilhelm), 1846 -1909 (E. Trewendt, 1890)

Die Pilze Schlesiens - Schroeter, J. (J.U. Kern's Verlag, 1889)

A plain and easy account of British fungi : with descriptions of the esculent and poisonous species, details of the principles of scientific classification, and a tabular arrangement of orders and genera - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1862)

A plain and easy account of British fungi; with descriptions of the esculent and poisonous species. . .and a tabular arrangement of orders and genera - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (R. Hardwicke, 1862)

A plain and easy account of British Fungi : with especial reference to the esculent and economic species - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (W.H. Allen & co, 1884)

A plain and easy account of the British fungi : with descriptions of the esculent and poisonous species, details of the principles of scientific classification, and a tabular arrangement of orders and genera - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (1866)

A plain and easy account of the British fungi, with descriptions of the esculent and poisonous species, details of the principles of scientific classification, and a tabular arrangement of orders and genera - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Hardwicke, 1871)

A plain easy account of British fungi : with descriptions of the esculent and poisonous species - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (1862)

Plant disease Fungi - Stevens, Frank Lincoln, 1871 -1934 (The Macmillan company, 1925)

The plant disease reporter - United States. Bureau of Plant Industry. (Bureau of Plant Industry, U.S. Dept. of Agriculture, 1942)

Plant diseases in color - United States. Plant Quarantine Branch. (1956)

Plant diseases in Montana in 1928 - Morris, H. E. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1929)

Plant diseases of international importance - Kumar, Jatinder (Prentice Hall, 1900)

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 health care for woody ornamentals : a professional's guide to preventing and managing environmental stresses and pests - International Society of Arboriculture. (Cooperative Extension Service, College of Agricultural, Consumer and Environmental Sciences, University of Illinois at Urbana-Champaign, 1997)

Plant life of Alabama : an account of the distribution, modes of association, and adaptations of the flora of Alabama, together with a systematic catalogue of the plants growing in the state - Mohr, Charles (Charles Theodore), 1824 -1901 (Brown Printing Co, 1901)

Plant life of Alabama, an account of the distribution, modes of association, and adaptations of the flora of Alabama, together with a systematic catalogue of the plants growing in the state - Mohr, Charles (Charles Theodore), 1824 -1901 (Brown printing co, 1901)

Plant life of Alabama. An account of the distribution, modes of association, and adaptations of the flora of Alabama, together with a systematic catalogue of the plants growing in the state. Prepared in cooperationwith the Geological Survey of Alabama - Mohr, Charles (Charles Theodore), 1824 -1901 (Govt. Print. Off, 1901)

Plant morphology - Haupt, Arthur W. (Arthur Wing), 1894 - (McGraw-Hill, 1953)

Plant pathological investigation in the United States II - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1950)

Plantae bakerianae - Greene, Edward Lee, 1843 -1915 (s.n, 1901)

Plantae Bakerianae - Greene, Edward Lee, 1843 -1915 (s.n, 1901)

Plantæ Bakerianæ - Greene, Edward Lee, 1843 -1915 (s.n, 1901)

Plantas Romaniae hucusque cognitas - Kanitz, Ágost, 1843 -1896 (Apud E. Demjén, 1879)

The planting and care of shade trees - Smith, John Bernhard, 1858 -1912 (State gazette publishing co., printers, 1912)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1966)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1977)

Plants of Iowa; a preliminary list of the native and introduced plants of the state, not under cultivation - Greene, Wesley. (Bishard brothers, printers, 1907)

Plants of Rhode Island : being an enumeration of plants growing without cultivation in the State of Rhode Island - Bennett, James Lawrence, 1832 -1904 (Providence Press, 1888)

Platanaceae through Myricaceae of New York State - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1988)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1911)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1872)

Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei - Verein für natur- und heilkunde, Pressburg (1884)

Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei - Verein für natur- und heilkunde, Pressburg (1894)

Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei - Verein für natur- und heilkunde, Pressburg (1901)

Practical forestry - Mattoon, Wilbur R. (Wilbur Reed), 1875 -1941 (Connecticut Forest and Park Association, 1939)

Practical foresty; a popular handbook on the rearing and growth of trees for profit or ornament - Webster, A. D. (Angus Duncan), 1855 -1931 (W. Rider, 1917)

Practical fruit culture - Cheal, Joseph. (George Bell & Sons, 1892)

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)

The practice of forestry, concerning also the financial aspect of afforestation - Maw, Percival Trentham. (T.F. Unwin, 1909)

The practice of forestry : concerning also the financial aspects of afforestation - Maw, Percival Trentham. (T. F. Unwin, 1909)

A preliminary catalogue of the flora of New Jersey - Britton, Nathaniel Lord, 1859 -1934 (Office of the Survey, 1881)

... A preliminary catalogue of the flora of New Jersey - Britton, Nathaniel Lord, 1859 -1934 (Office of the survey, 1881)

A preliminary list of Maine fungi - Ricker, Percy Leroy, 1878 -1973 (1902)

Principles of plant pathology - Owens, Charles Elmer, 1877 - (Wiley, 1928)

Proceedings - Dorset Natural History; Archaeological Society.

Proceedings, 35th annual meeting - Montana. Forestry Division. (Division of Forestry, Montana Dept. of State Lands, 1983)

Proceedings (and Annual Report) of the Holmesdale Natural History Club, Reigate - Holmesdale Natural History Club. (1893)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1910)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1950)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1962)

Proceedings - Dorset Natural History and Archaeological Society - Dorset Natural History; Archaeological Society. (1877)

Proceedings of the 1st joint meeting of the 12th National Symposium on Forest Parasites and the 54th Western Forest Insect Work Conference (WFIWC) Guadalajara, Mexico, November 3-6, 2003 : enhancing our parnerships - Steed, Brytten E. (USDA Forest Service, 2003)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1890)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1893)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1894)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1895)

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, 1889)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1921)