Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1969)

Plant life - American Plant Life Society. (American Plant Life Society, 1946)

Plant life in Alpine Switzerland; being an account in simple language of the natural history of Alpine plants - Arber, E. A. Newell (Edward Alexander Newell), 1870 -1918 (J. Murray, 1910)

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 Hartsville, S.C - Coker, William Chambers, 1872 -1953 ([Pee Dee Historical Assn.], 1912)

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

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

Plant lists, China - Allison, Andrew, 1879 -1960 (1921)

Plant lists, Mexico - Hinton, George B., 1882 -1947 (1931)

Plant lists : Mexico, Guatamala, and British Honduras - Lundell, Cyrus Longworth, 1907 -1994 (1931)

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

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

Plant names, scientific and popular, including in the case of each plant the correct botanical name in accordance with the reformed nomenclature, together with botanical and popular synonyms ... - Lyons, A. B. (Albert Brown), 1841 -1926 (Nelson, Baker & Co, 1900)

Plant physiology; authorized English translation by R. J. HarveyGibson; supplement incorporating the alterations of the 2d ed. of the German original - Harvey-Gibson, R. J. (Robert John), 1860 -1929 (Clarendon Press, 1913)

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

Plant relations : a first book of botany - Coulter, John Merle, 1851 -1928 (D. Appleton and Company, 1910)

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)

Plant species of concern - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2003)

Plant specimen labels : Indonesia - Ismail, A. L. S. (1994)

Plant specimen labels : Papua New Guinea - Takeuchi, Wayne N., 1952 - (1999)

Plant structures; a second book of botany - Coulter, John Merle, 1851 -1928 (D. Appleton and company, 1900)

Plant testing lists : Costa Rica - Schubert, Bernice, 1913 -2000 (1955)

The Plant world - Plant World Association. (Plant World Association [etc.], 1900)

The Plant world - Plant World Association. (Plant World Association [etc.], 1914)

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

The Plant world - Plant World Association. (Plant World Association [etc.], 1917)

Plantae Bequaertianae; études sur les récoltes botaniques du Dr. J. Bequaert, chargé de missions au Congo Belge (1913-1915) - Wildeman, E. de (Emile), 1866 -1947 (A. Hoste; [etc., etc.], 1921)

Plantae ecuadorenses - Sodiro, Luis, 1836 -1909 (1898)

Plantae Laurentianae ou Énumération des plantes récoltées au Congo en 1893 et 1895-1896 par Émile Laurent - Laurent, Emile, 1861 -1904 (1903)

Plantae mattogrossenses, ou, relação de plantas novas : colhidas, classificadas e desengadas - Rodrigues, J. Barbosa (João Barbosa), 1842 -1909. (Leuzinger, 1898)

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

Plantae quaedam niloticae : quas in itinere cum divo Adalberto libero barone de Barnim facto collegit Robertus Hartmann - Schweinfurth, Georg August, 1836 -1925 (G. Reimer, 1862)

Plantae Thunbergianae : ein Verzeichnis der von C. P. Thunberg in Südafrika, Indien und Japan gesammelten und der in seinen Schriften beschriebenen oder erwähnten Pflanzen, sowie von den Exemplaren derselben, die im Herbarium Thunbergianum in Upsala aufbewahrt sind - Thunberg, Carl Peter, 1743 -1828 (A.-b. Akademiska bokhandeln, 1918)

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)

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

Les plantes vasculaires rares du Canada : notre patrimoine naturel - Argus, George W. (George William) (Programme des plantes rares et menacées, Musée canadien de la nature, 1990)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1968)

Plants and their ways in South Africa - Stoneman, Bertha M., 1866 -1943 (Longmans, Green, 1915)

Plants of Costa Rica collected for chemical testing by B.G. Schubert et al., 1955, 1956, and 1957 - Schubert, Bernice, 1913 -2000 (1957)

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 New Zealand - Blackwell, E. W. (Ellen Wright), 1864 -1952 (Whitcombe and Tombs, Ltd, 1906)

Plants of New Zealand - Blackwell, E. W. (Ellen Wright), 1864 -1952 (Whitcombe and Tombs, 1907)

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)

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)

Plants of Riding Mountain National Park, Manitoba - Canadian Parks Service. (Research Branch, Agriculture Canada, 1988)

Plants of the Punjab : a descriptive key to the flora of the Punjab, North-west Frontier Province, and Kashmir - Bamber, Charles James, 1855 - (Supt. Govt. Printing, Punjab, 1916)

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 west-central Montana : identification and ecology : annotated checklist - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1986)

Plants of Yellowstone National Park - McDougall, W. B. (Walter Byron), 1883 - (U.S. Govt. Print. Off, 1936)

Plants; a text-book of botany - Coulter, John Merle, 1851 -1928 (D. Appleton, 1907)

Plants : a text-book of botany - Coulter, John Merle, 1851 -1928 (D. Appleton and Company, 1907)

The Pliocene floras of the Dutch-Prussian border - Reid, Clement, 1853 -1916 (M. Nijhoff, 1915)

Die Pljesivica und ihr Verbindungszug mit dem Velebit in botanischer Hinsicht. A Pljesvica s a Velebittel összekötö hegyvonulat botan. viszonyai - Rossi, Ljudevit, 1850 - (Pallas Irodalmi és Nyomdai Részvénytársaság, 1913)

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)

A pocket synopsis of the families of British flowering plants : (based upon the system of Engler) - Grove, W. B. (William Bywater), 1848 -1938 (University Press, 1915)

Point Lobos Reseerve; State Park, California - California. Division of Beaches; Parks. ([State Print. Off, 1954)

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

A popular California flora, or Manual of botany for beginners. Containing descriptions of exogenous plants growing in central California, and westward to the ocean - Rattan, Volney, 1840 -1915 (A. L. Bancroft and Company, 1879)

A popular California flora, or Manual of botany for beginners. Containing descriptions of exogenous plants growing in central California, and westward to the ocean - Rattan, Volney, 1840 -1915 (A.L. Bancroft, 1879)

A popular California flora, or, Manual of botany for beginners - Rattan, Volney, 1840 -1915 (A.L. Bancroft and company, 1880)

Popular field botany; containing a familiar and technical description of the plants most common to the various localities of the British Isles, adapted to the study of either the artificial or natural systems - Catlow, Agnes, 1807? -1889 (Reeve, Benham, and Reeve, 1848)

Popular greenhouse botany; containing a familiar and technical description of a selection of the exotic plants introduced into the greenhouse - Catlow, Agnes, 1807? -1889 (L. Reeve, 1857)

Popular Science Review (1869)

Popular scientific recreations in natural philosophy, astronomy, geology, chemistry - Tissandier, Gaston, 1843 -1899 (Ward, Lock, 1883)

Popular west coast flora; an analytical key to the flora of the Pacific coast, in which are described over eighteen hundred species of flowering plants growing west of the Sierra Nevada and Cascade crests, from San Diego to Puget Sound - Rattan, Volney, 1840 -1915 (The Whitaker & Ray co. (incorporated), 1905)

Posthurricane survey of experimental dunes on Padre Island, Texas - Coastal Engineering Research Center (U.S.) (The Center, 1983)

Pot grown rock plants and alpines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1932)

Potted rock plants [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1930)

Practical botany for elementary students : introductory to the systematic study of flowering plants - Houston, David (W. Stewart & Co, 1882)

Praterflora. Beschreibung der im K.K. Prater und in der Brigittenau ausserhalb der Gärten wildwachsenden und angebauten Pflanzen - Bayer, Johann Nepomuk, 1802 -1870 (Wilhelm Braumüller, 1869)

Preliminary list of plants of the Metropolitan Park Reservations - Massachusetts. Metropolitan Park Commission. (1894)

Preliminary list of plants of the Metropolitan Park Reservations, 1895 - Massachusetts. Metropolitan Park Commission. (1895)

A preliminary list of the Uredinales of California - Blasdale, Walter Charles, 1871 -1960 (University of California press, 1919)

A preliminary list of the vascular plants of the Lackawanna and Wyoming valleys - Dudley, William Russel, 1849 -1911 (The Republican Press, 1887)

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)

A preliminary verified list of plant collectors in Mexico - Knobloch, Irving W. (Irving William), 1907 - (Harold N. Moldenke and Alma L. Moldenke, 1983)

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

Prirodoslovna istraživanja - Jugoslavenska akademija znanosti i umjetnosti. (1916)

Proceedings and Report of the Belfast Natural History and Philosophical Society - Belfast Natural History; Philosophical Society. (1921)

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, 1914)

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, 1852)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1909)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1934)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1935)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1949)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1950)