Die Pflanzenwelt von West-Australien südlich des Wendekreises. Mit einer Einleitung über die Pflanzenwelt Gesamt-Australiens in Grundzügen. Ergebnisse einer im Auftrag der Humboldt-Stiftung der Kgl. Preussischen Akademie der Wissenschaften, 1900-1902 unternommenen Reise - Diels, Ludwig, 1874 -1945 (W. Engelmann, 1906)

Phanerogamen-Flora des Fürstenthums Lüneburg und seiner nächsten Begränzung : Tabellen zu einer leichten Bestimmung aller daselbst wildwachsenden und der in Gärten und Feldern häufig gebauten phanerogamischen Gewächse - Steinvorth, Heinrich. (Stern, 1849)

Die Phanerogamen - Flora Oesels und der benachbarten Eilande und Beitrag zur Flora der Insel Runoe - Sass, Arthur, Baron von. (Druck von H. Laakmann, 1860)

Phanerogamen- und Gefässkryptogamenflora der Umgegend von Nürnberg-Erlangen und des Angrenzenden Teiles des Fränkischen Jura um Freistadt, Neumarkt, Hersbruck, Muggendorf, Hollfeld - Schwarz, August Friedrich, 1852 -1915 (U. E. Sebald, 1892)

Phanerogamic flora of the divisions of Uitenhage and Port Elizabeth : with a sketch map - Schönland, S. 1860 - (Govt. Print. and Stationery Office, 1919)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 1989)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 2012)

Phil. Frid. Gmelin ... Otia botanica, quibus in usum praelectionum academicarum definitionibus et observationibus illustratum reddidit prodromum Florae Leydensis Adriani van Royen ... qui plantas terra marique crescentes methodo naturali digessit - Gmelin, Philipp Friedrich, 1721 -1768 (In Officina Bergeriana, 1760)

Philipp Cavolini's Abhandlungen über Pflanzen-thiere des Mittelmeers - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (Bei Johann Leonhard Schrag, 1813)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1906)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1913)

Philosophia botanica - Linné, Carl von, 1707 -1778 (P. Marin, 1792)

Philosophia botanica : in qua explicantur fundamenta botanica cum definitionibus partium, exemplis terminorum, observationibus rariorum, adiectis figuris aeneis - Linné, Carl von, 1707 -1778 (Typis Joannis Thomae Trattner, 1755)

Philosophia botanica : in qua explicantur fundamenta botanica cum definitionibus partium, exemplis terminorum, observationibus rariorum, adjectis figuris aeneis - Linné, Carl von, 1707 -1778 (apud Godofr. Kiesewetter, 1751)

Philosophia botanica, in qua explicantur fundamenta botanica cum definitionibus partium, exemplis terminorum, observationibus rariorum, adjectis figuris aeneis - Linné, Carl von, 1707 -1778 (Typis J.T. Trattner, 1763)

Philosophia botanica in qua explicantur fundmenta botanica cum definitionibus partium, exemplis terminorum observationibus rariorum. Adiectis figuris aeneis - Linné, Carl von, 1707 -1778 (C.F. Himburgi, 1780)

Philosophiae natvralis sive Physicae dogmaticae tomvs I[-IV] continens ... continvationem systematis philosophici Christiani L.B. de Wolff - Hanov, M. C. (Michael Christoph), 1695 -1773 (Prostat in officina libraria rengeriana, 1762)

The Philosophical magazine : comprehending the various branches of science, the liberal and fine arts, geology, agriculture, manufactures and commerce (Richard Taylor and Co, 1813)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1883)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1884)

Philosophie botanique de Charles Linné ... : dans laquelle sont expliqués les fondements de la botanique : avec les définitions de ses parties, les exemples des termes, des observations sur les plus rares ... - Linné, Carl von, 1707 -1778 (Cailleau, 1788)

Philosophie zoologique; ou, Exposition des considérations relatives à l'histoire naturelle des animaux. Nouv. éd., rev. et précédée d'une introd. biographique par Charles Martins - Lamarck, Jean-Baptiste-Pierre-Antoine de Monet de 1744 -1829 (F. Savy, 1873)

Photosynthesis and related processes - Rabinowitch, Eugene, 1901 - (Interscience Publishers, inc, 1951)

Photosynthesis and related processes - Rabinowitch, Eugene, 1901 - (Interscience Publishers, inc, 1945)

Phycologia Britannica, or, A history of British sea-weeds : containing coloured figures, generic and specific characters, synonymes, and descriptions of all the species of algae inhabiting the shores of the British Islands - Harvey, William H. (William Henry), 1811 -1866 (Reeve Brothers, 1846)

Phycologia Britannica, or, A history of British sea-weeds : containing coloured figures, generic and specific characters, synonymes, and descriptions of all the species of algae inhabiting the shores of the British Islands - Harvey, William H. (William Henry), 1811 -1866 (Reeve Brothers, 1849)

Phycologia britannica, or, A History of British sea-weeds, containing coloured figures, generic and specific characters, synonymes, and descriptions of all the species of algae inhabiting the shores of the British Islands - Harvey, William H. (William Henry), 1811 -1866 (Reeve and Benham, 1846)

Phycologia generalis : oder, Anatomie, physiologie und systemkunde der tange - Kützing, Friedrich Traugott, 1807 -1893 (F. A. Brockhaus, 1843)

Phycologia Germanica, d.i. Deutschlands Algen in bündigen Beschreibungen. Nebst einer Anleitung zum Untersuchen und Bestimmen dieser Gewächse für Anfänger - Kützing, Friedrich Traugott, 1807 -1893 (W. Köhne, 1845)

Phycologia mediterranea - Ardissone, Francesco, 1837 -1910 (Antica tip. ferri di Maj e Malnati, 1883)

Physiological botany; I. Outlines of the histology of phaenogamous plants; II. Vegetable physiology - Goodale, George L. (George Lincoln), 1839 -1923 (Ivison, Blakeman, Taylor, 1885)

Physiological botany; I. Outlines of the histology of phænogamous plants. II. Vegetable physiology - Goodale, George L. (George Lincoln), 1839 -1923 (American Book Co, 1885)

Physiological plant anatomy - Haberlandt, Gottlieb, 1854 -1945 (Macmillan and Co, 1914)

Physiological plant anatomy - Haberlandt, Gottlieb, 1854 -1945 (MacMillan, 1914)

Physiologische Pflanzenanatomie - Haberlandt, Gottlieb, 1854 -1945 (W. Engelmann, 1904)

The physiology of plants; a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon press, 1900)

The physiology of plants. a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon Press, 1900)

The physiology of plants; a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon press, 1903)

Physis - Sociedad Argentina de Ciencias Naturales. (Asociación Argentina de Ciencias Naturales [etc.], 1921)

Phytochemie - Rochleder, Friedrich, 1819 -1874 (W. Engelmann, 1854)

Phytogeographic survey of North America. A consideration of the phytogeography of the North American continent, including Mexico, Central America and the West Indies, together with the evolution of North American plant distribution - Harshberger, John W. (John William), 1869 -1929 (W. Engelmann, 1911)

Phytogeography of Nebraska. 1. General survey by Roscoe Pound and Frederic E. Clements - Clements, Frederic E. (Frederic Edward), 1874 -1945 (Published by the Seminar, 1900)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1968)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1969)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1974)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1976)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1977)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1980)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1989)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1990)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1992)

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

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1997)

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

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2019)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2021)

The Phytologist: a botanical journal - Irvine, Alexander, 1793 -1873 (William Pamplin, 1857)

The Phytologist: a botanical journal - Irvine, Alexander, 1793 -1873 (William Pamplin, 1858)

The Phytologist: a botanical journal - Irvine, Alexander, 1793 -1873 (William Pamplin, 1861)

The Phytologist: a botanical journal - Irvine, Alexander, 1793 -1873 (William Pamplin, 1862)

The Phytologist: a popular botanical miscellany - Newman, Edward, 1801 -1876 (John van Voorst, 1841)

The Phytologist: a popular botanical miscellany - Newman, Edward, 1801 -1876 (John van Voorst, 1847)

The Phytologist: a popular botanical miscellany - Newman, Edward, 1801 -1876 (John van Voorst, 1850)

Phytoneuron (Guy L. Nesom, 2013)

Phytoneuron (Guy L. Nesom, 2014)

Phytoneuron (Guy L. Nesom, 2015)

Phytoneuron (Guy L. Nesom, 2017)

Phytopinax, seu, Enumeratio plantarum ab herbariis nostro seculo descriptarum :cum earum differentiis : cui plurimarum hactenus ab iisdem non descriptarum succinctae descriptiones & denominationes accessere : additis aliquot hactenus non sculptarum plantarum viuis iconibus - Bauhin, Caspar, 1560 -1624 (Per Sebastianum Henricpetri, 1596)

Le piante fanerogame della Svizzera insubrica : enumerate secondo il methodo decandolliano - Favrat, Louis, 1827 -1893 (H. Georg, 1890)

The pictorial flora; or, British botany delineated, in 1500 lithographic drawings of all the species of flowering plants indigenous to Great Britain; illustrating the descriptive works on English botany by Sir J.E. Smith, Lindley, Hooker, Withering, and other authors - Jackson, Mary Ann (Longman, Orme, Brown, Green, and Longmans, 1840)

Picture of organized nature, in its spreading over the earth (Smith, 1828)

Pike, pickerel and muskalonge - Weed, Alfred C. (Alfred Cleveland), 1881 -1953 (Field Museum of Natural History, 1927)

Pike's "can't-be-beat" guaranteed seeds, bulbs, plants, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.W. Pike, Seedsman, Inc, 1936)

Pinetum flowerbulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pinetum Gardens, 1925)

Pinetum flowerbulbs: gladioli, montbretias, dahlias, peonies, lilies, iris, etc. : wholesale price list, no. 2, March 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pinetum Gardens, 1925)

Pinetum flowerbulbs: gladioli, montbretias, dahlias, peonies, lilies, iris, etc. : wholesale price list, no. 1, Jan. 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pinetum Gardens, 1925)

Pino's 1951, our 51st year : flower, vegetable and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1951)

Pino's flower, vegetable and lawn seeds : 1900, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pino's Seed Store, 1950)

Pino's flower, vegetable and lawn seeds, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1949)

Pino's garden book, 1952, our 52nd year : flower, vegetable and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1952)

Pino's garden book, 1953, our 53nd year : flower, vegetable and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1953)

Pino's garden book, 1954, our 54th year : flower, vegetable and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1954)

Pino's garden book, 1955, our 55th year : flower, vegetable and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1955)

Pino's garden book 1959, our 59th year : flower, vegetable and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1959)

Pino's garden book : flower, vegetable and lawn seeds for 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1957)

Pino's garden book for 1958, our 58th year : flower, vegetable and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1958)

Pioneer Nursery of Monrovia : [catalog] 1876-1925, forty-nine years experience - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Nursery of Monrovia, 1925)

Pittonia :a series of papers relating to botany and botanists - Greene, Edward Lee, 1843 -1915 (Doxey & Co. [etc.], 1889)

Pitzonka's Pansy Farm, "The home of the pansy" : perennials, bulbs, rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitzonka's Pansy Farm, 1934)

Pitzonka's Pansy Farm, "The home of the pansy" : rock plants, bulbs, perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitzonka's Pansy Farm, 1933)

Plant a garden for victory, health and economy : 1942, our 42nd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis S. Pino, 1942)

Plant analysis for nutrient assay of natural waters - Gerloff, Gerald C. (For sale by the Supt. of Docs., United States Govt. Print. Off, 1973)