Perfegro hi-quality seeds : 1944 catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Company, 1944)

Perkins' garden annual, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkins Seed Store, 1942)

Perkins' garden annual, 1944 : with complete planting guide for home gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkins Seed Store, 1944)

Perry's seeds, bulbs, plants, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1946)

Perry's seeds, bulbs, plants, poultry supplies & sundries, 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1944)

Perry's seeds, bulbs, plants, poultry supplies & sundries, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1943)

Perry's seeds, bulbs, plants, poultry supplies and sundries, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1941)

Perry's seeds, bulbs, plants, poultry supplies and sundries, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1945)

Perry's seeds, bulbs, plants, poultry supplies and sundries, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1942)

Perry Seed Company, 1929 : successors to Fiske Seed Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1929)

Perry Seed Company, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1931)

Perry Seed Company, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1932)

Perry Seed Company, successors to Fiske Seed Company : 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1930)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Pestmegye és tájéka viránya - Gönczy, Pál, 1817 -1892 (Magyar Királyi Egyetemi Nyomda Sajátja, 1879)

Pestmegye és tájéka viránya - Gönczy, Pál, 1817 -1892 (Ráth mór Bizománya, 1864)

Peter Henderson & Co's manual of everything for the garden : 1889 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1889)

Peter Henderson & Co's tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1891)

Peter Henderson & Co.'s wholesale catalogue of seeds, plants and bulbs, implements, tools, fertilizers, insecticides, books, requisites, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1904)

Peter Henderson & Co.s manual of everything for the garden : 1886 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1886)

Peter Henderson & Co.s manual of everything for the garden : 1890 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1890)

Peter Henderson, Stumpp & Walter : 1953 garden annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson, Stumpp & Walter Co, 1953)

Petersen's catalog of sound seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Petersen Seed Company, 1920)

Petersen's catalog of sound seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Petersen Seed Company, 1921)

Petersen's catalog of sound seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Petersen Seed Company, 1919)

Petersen's seed book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jul. Petersen Seed Co, 1923)

Petersen's seed book of tested garden, flower and field seeds, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jul. Petersen Seed Co, 1928)

Petersen's tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Petersen Company, 1931)

Petersen Seed Company, St. Louis, Missouri - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Petersen Seed Company, 1922)

Petunia fire chief : all—American sweepstakes winner for 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paradise Seed Co, 1950)

P.F. Cürie's Anleitung, die im mittleren und nördlichen Deutschland wildwachsenden und angebauten Pflanzen auf eine leichte und sichere Weise durch eigene Untersuchung zu bestimmen - Cürie, P. F. (C.G. Zobel, 1856)

Die Pflanze und ihr Leben. Populäre Vorträge, von M. J. Schleiden. Mit 5 farbigen Tafeln und 15 Holzschnitten - Schleiden, M. J. (Matthias Jacob), 1804 -1881 (W. Engelmann, 1850)

Pflanzen-teratologie systematisch geordnet - Penzig, O. (Ottone), 1856 -1929 (A. Ciminago, 1894)

Die Pflanzendecke Österreich-Ungarns. Auf Grund fremder und eigener Forschungen geschildert - Hayek, August von, 1871 -1928 (F. Deuticke, 1914)

Die Pflanzenfeinde aus der Klasse der Insekten. Ein nach Pflanzenfamilien geordnetes Handbuch sämmtlicher auf den einheimischen Pflanzen bisher beobachteten Insekten zum Gebrauch für Entomologen, Insektensammler, Botaniker, Land- und Forstwirthe und Gartenfreunde - Kaltenbach, J. H. (Johann Heinrich), 1807 -1876 (J. Hoffmann, 1874)

Die Pflanzennamen der deutschen Flora : mit den wichtigern Synonymen in alphabetischer Ordnung, etymologisch erklärt - Martin, Adolf. (H.W. Schmidt, 1851)

Die Pflanzenwelt - Warburg, Otto, 1859 -1938 (Bibliographisches Institut, 1913)

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)

Pharmaceutical botany - Youngken, Heber W. (Heber Wilkinson), 1885 -1963 (P. Blakiston's Son & Co, 1918)

Pharmaceutical botany; a text-book for students of pharmacy and science - Youngken, Heber W. (Heber Wilkinson), 1885 -1963 (P. Blakiston's son & co, 1920)

Pharmaceutical botany, with glossary of botanical terms - Youngken, Heber W. (Heber Wilkinson), 1885 -1963 (Blakiston, 1921)

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

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)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1941)

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, 1977)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1979)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1978)

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, 1981)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1982)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1983)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1987)

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, 1991)

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, 1998)

Phytoneuron (Guy L. Nesom, 2015)

Le piante vascolari raccolte dal Rev. P.C. Silvestri nell'Hu-peh, durante gli anni 1904-1907 (e negli anni 1909, 1910) - Silvestri, Cipriano. (Pellas, 1911)

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)

Pike's garden annual 1924 : seeds, bulbs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.W. Pike, 1924)

Pike's garden annual : plants, bulbs, seeds and nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.W. Pike, 1929)

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)

The plain truth about seed. 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (McVay Seed & Floral Co, 1916)

The plain truth about seed. 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (McVay Seed & Floral Co, 1917)

Plant & eat vegetables for health : 1936, forty-third annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Aggeler & Musser Seed Co, 1936)

Plant & eat vegetables for health : 1936 seed annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Abel's Seed House, 1936)

The plant : a biography - Henfrey, Arthur, 1819 -1859 (H. Bailliere, 1848)

The plant : a biography : in a series of popular lectures - Henfrey, Arthur, 1819 -1859 (H. Bailliere, 1848)

The plant; a biography. In a series of thirteen popular lectures - Henfrey, Arthur, 1819 -1859 (H. Bailliere, 1853)

Plant a garden for national defense : plant Hardie's dependable vegetable seed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1942)

Plant a garden : for victory - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, Inc, 1944)

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 a peacetime garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, Inc, 1945)

Plant a vegetable garden for victory : Hardie's dependable vegetable seed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1944)

Plant a vegetable garden for victory : Jackson's seed for every need - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.P. Jackson Seed Company, 1943)

Plant a victory garden this year, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Powell Seed Store, 1943)

Plant a victory garden with our hormone treated seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (St. Louis Seed Co, 1944)

The plant, a biography in a series of popular lectures - Henfrey, Arthur, 1819 -1859 (H. Bailliere, 1848)

Plant communities of playa wetlands in the southern Great Plains - Haukos, David A. (Museum of Texas Tech University, 2004)

Plant community classification for vegetation on BLM lands, Pryor Mountains, Carbon County, Montana - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1993)

Plant culture; a working handbook of every day practice for all who grow flowering and ornamental plants in the garden and greenhouse - Hottes, Alfred Carl, 1891 -1955 (A. T. De La Mare Co., Inc, 1921)

Plant culture; a working handbook of every day practice for all who grow flowering and ornamental plants in the garden and greenhouse - Hottes, Alfred Carl, 1891 -1955 (A. T. De La Mare co., inc, 1921)

Plant habits and habitats in the arid portions of South Australia - Cannon, William Austin, 1870 -1958 (Carnegie Institute, 1921)

Plant habits and habitats in the arid portions of South Australia - Cannon, William Austin, 1870 -1958 (Carnegie Institution of Washington, 1921)