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

The pipevine - California Native Plant Society. Mount Lassen Chapter. (Mount Lassen Chapter, California Native Plant Society, 2014)

Plant associations of region two : potential plant communities of Wyoming, South Dakota, Nebraska, Colorado, and Kansas - Johnston, Barry C. (USDA Forest Service, Rocky Mountain Region, 1987)

Plant associations of the Crooked River National Grassland - United States. Forest Service. Pacific Northwest Region. (USDA, Forest Service, Pacific Northwest Region, 1983)

Plant bugs on fruit crops in Canada : Heteroptera: Miridae - Kelton, Leonard A. (Research Branch, Agriculture Canada, 1982)

Plant ecology - McDougall, W. B. (Walter Byron), 1883 - (Lea & Febiger, 1941)

Plant Form - Bell, Adrian D. (OXFORD UNIVERSITY PRESS, 1991)

Plant hybridization before Mendel - Mendel, Gregor, 1822 -1884 (Princeton University Press, 1929)

Plant Indumentum: a handbook of terminology - Hewson, Helen (Australian Govt. Pub. Service, 2019)

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

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)

The plant life of Maryland - Shreve, Forrest, 1878 -1950 (Johns Hopkins Press, 1910)

Plant physiology - Hopping, Aleita, 1890 - (P. Blakiston's Son & Co, 1918)

Plant physiology - Hopping, Aleita, 1890 - (P. Blakiston, 1923)

Plant physiology; a textbook for colleges and universities - Anderson, Donald Benton, 1899 - (D. Van Nostrand Company, inc, 1939)

Plant relations in North Dakota - Gilmore, Melvin R. (Melvin Randolph), 1868 -1940 (University of North Dakota, 1921)

Plant responses to salinity : an indexed bibliography (Office of the Regional Administrator for Agricultural Research (Western Region), Science and Education Administration, U.S. Department of Agriculture, 1978)

The Plant world - Plant World Association. (Plant World Association [etc.], 1909)

The Plant world - Plant World Association. (Plant World Association [etc.], 1911)

The Plant world - Plant World Association. (Plant World Association [etc.], 1913)

The Plant world - Plant World Association. (Plant World Association [etc.], 1915)

The Plant world - Plant World Association. (Plant World Association [etc.], 1918)

Plantas nuevas chilenas ... - Philippi, Rodolfo Amando, 1808 -1904 (Impr. Cervantes, 1896)

Les plantes industrielles - Heuzé, Gustave, 1816 -1907 (L. Hachette, 1859)

Les plantes médicinales - Losch, Friedrich. (Vigot Frères, 1906)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1951)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1967)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1990)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1991)

Plants observed growing near Hollidaysburg, Pennslvania - Lowrie, Jonathan Roberts, 1823 -1885

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

The plants of Michigan; simple keys for the identification of the native seed plants of the state - Gleason, Henry A. (Henry Allan), 1882 -1975 (G. Wahr, 1918)

Plants of Mississippi : a list of flowering plants and ferns - Lowe, E. N. (Ephraim Noble), 1864 -1933 (Mississippi State Geological Survey, 1921)

Plants of possible insecticidal value : a review of the literature up to 1941 - United States. Office of Experiment Stations. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1945)

The plants of Prince Edward Island - Erskine, D. S. (David Sterling) (Research Branch, Agriculture Canada, 1985)

The plants of Prince Edward Island - Erskine, D. S. (David Sterling) (Plant Research Institute, Research Branch, Canada Dept. of Agriculture, 1960)

The plants of Southern New Jersey with especial reference to the flora of the pine barrens and the geographic distribution of the species - Stone, Witmer. 1866 -1939 (1911)

Plants of the Seven Devils Mountains of Idaho : an annotated checklist - Intermountain Forest; Range Experiment Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1987)

Plants of the U.S. Military Academy, West Point, New York - Barringer, Kerry Alan (Brooklyn Botanic Garden, 1990)

Plants tested for or reported to possess insecticidal properties - McIndoo, N. E. (Norman Eugene), 1881 -1956 (U.S. Dept. of Agriculture, 1924)

Plantsman - New Hampshire Plant Growers' Association. (1998)

Pocket gopher food habits on two disturbed forest sites in central Arizona - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1984)

The poisonous plants of New Jersey - Halsted, Byron D. (Byron David), 1852 -1918 (New Jersey Agricultural Experiment Stations, 1899)

Popular botany; the living plant from seed to fruit - Step, Edward, 1855 -1931 (H. Holt and company, 1913)

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Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei - Verein für natur- und heilkunde, Pressburg (1905)

Preliminary inventory of Canadian weeds - Crompton, Clifford W. (Agriculture Canada, Research Branch, 1988)

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

Preliminary plant associations of the Southern Oregon Cascade Mountain province - Atzet, Thomas. (U.S.D.A. Forest Service, Pacific Northwest Region, Siskiyou National Forest, 1990)

Preservation of natural features and scenic views in New York City - Clarke & Rapuano. (The Department, 1974)

The primeval forest types of southwestern New York - Gordon, Robert B. (Robert Benson), 1901 -1981 (University of the State of New York, 1940)

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Principia botanica: or, A concise and easy introduction to the sexual botany of Linnaeus ... Arranged in a tabular form, under each class and order; and digested alphabetically under several generic distinctions. Together with three indexes ... Also a table of several vegetable drugs not in the indexes ... - Darwin, Robert Waring, 1724 -1816 (Printed and sold by M. Hage; [etc., etc.], 1810)

The principles of botany, and of vegetable physiology - Willdenow, Karl Ludwig, 1765 -1812 (Printed at the University Press, for William Blackwood, 1805)

The principles of botany : as exemplified in the phanerogamia - Coultas, Harland, 1817 -1877 (King & Baird, printers, 1854)

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Principles of scientific botany, or, Botany as an inductive science - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (Longman, Brown, Green, and Longmans, 1849)

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The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1897)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1898)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1900)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1902)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1903)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1905)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1907)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1915)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1916)

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