Park's illustrated flower book of choice dependable seeds, season of 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park Seed Company, 1937)

Park's illustrated flower book of choice dependable seeds, season of 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park Seed Company, 1936)

Park's illustrated flower book of choice dependable seeds, season of 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1933)

Park's illustrated flower book of choice dependable seeds, season of 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1934)

Patterson's numbered check-list of North American plants north of Mexico - Patterson, Harry N. (Harry Norton), 1853 -1919 (Patterson, 1892)

Paul J. Howard's California Flowerland roses : spring 1947 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's California Flowerland, 1947)

Paul J. Howard's California Flowerland, season 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's California Flowerland, 1945)

Paul J. Howard's California Flowerland, season 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's California Flowerland, 1946)

Paul J. Howard's superior roses, flower seeds, fruit trees for 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1936)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1842)

Payne's garden guide, 1927 : seeds, plants and trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1927)

Payne's garden guide [of] seeds, plants & trees : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1922)

Payne's garden guide [of] seeds, plants and trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1918)

Payne's garden guide [of] seeds, plants and trees : 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1919)

Payne's garden guide [of] seeds, plants and trees : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1925)

Payne's garden guide : seeds, plants & trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1920)

Payne's garden guide : seeds, plants & trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1921)

Payne's garden guide seeds, plants & trees : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1923)

Payne's garden guide : seeds, plants and trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1924)

Payne's garden guide : seeds, plants and trees : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1928)

Payne's garden guide : seeds, plants and trees, 1930 : an informative catalog of flower, vegetable, tree and shrub seeds, roses and flowering plants, vines, ornamental and fruiting shrubs and trees, including an extensive listing of California native trees, shrubs and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1930)

Payne's garden guide : seeds, plants and trees, 1931 : an informative catalog of flower, vegetable, tree and shrub seeds, roses and flowering plants, vines, ornamental and fruiting shrubs and trees, including an extensive listing of California native trees, shrubs and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1931)

Payne's garden guide : seeds, plants and trees, 1932 : an informative catalog of flower, vegetable, tree and shrub seeds, roses and flowering plants, vines, ornamental and fruiting shrubs and trees, including an extensive listing of California native trees, shrubs and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1932)

Pearce seeds, plants and bulbs : offer 45A (1946) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1946)

Pearce seeds, plants, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1945)

Pearce seeds, plants, bulbs : offer 39A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1943)

Perfection brand garden, flower and field seeds, poultry, dairy, dog and bee supplies : spring 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muskogee Seed House, 1945)

Perfection brand garden, flower and field seeds, poultry, dairy, dog and bee supplies : spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muskogee Seed House, 1947)

Perfection brand garden, flower and field seeds, poultry, dairy, dog and bee supplies : spring 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muskogee Seed House, 1946)

Perfection brand garden, flower and field seeds : spring 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Binding-Stevens Seed Company, 1945)

Perfection brand garden, flower and field seeds : spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Binding-Stevens Seed Co, 1947)

Perfection brand "home defense garden" bargain offer for only 1.00 postpaid - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muskogee Seed House, 1942)

Perfection brand "home defense garden" bargain offer for only 1.00 postpaid - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Binding-Stevens Seed Company, 1942)

Perfection brand seeds, since 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Binding-Stevens Seed Co, 1941)

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, 1935 : lawn, vegetable and flower seeds, bulbs, plants, garden and poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1935)

Perry's seeds, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1938)

Pests not known to occur in the United States or of limited distribution. no.50, Light-brown apple moth - United States. Animal; Plant Health Inspection Service. Plant Protection; Quarantine Programs. (United States Department of Agriculture, Animal and Plant Health Inspection Service, Plant Protection and Quarantine, 1984)

Petals from Flowerland : 1932 a new year, Olympiad a new rose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1932)

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

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

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1916)

Philips' garden seeds, 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Philips' Sons, 1952)

Philips' garden seeds, 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Philips' Sons, 1954)

Philips' garden seeds : 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Philips Seeds, 1955)

Philips' garden seeds : 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Philips Seeds, 1957)

PHS news - Pennsylvania Horticultural Society. (The Society, 1983)

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

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1972)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1973)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1975)

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, 1988)

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, 1992)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1995)

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, 2015)

Phytoneuron (Guy L. Nesom, 2012)

Phytoneuron (Guy L. Nesom, 2014)

Phytoneuron (Guy L. Nesom, 2019)

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)

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)

Plant a freedom garden in 1948 use Hall's premium seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hall Seed Company, Incorporated, 1948)

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

Plant a victory garden with Tait's thorobred seeds : 74th annual catalog, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. Tait & Sons, 1943)

Plant F1 hybrid petunias in 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Burnett-Seedsmen Inc, 1955)

Plant guide : Field Museum's Guatemala tour - Clark, Phil ([Field Museum], 1967)

Plant Hardie's seed for hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1947)

Plant Hardie's seed for hardy plants : garden for victory - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1945)

Plant Hart's seeds : 1937 descriptive catalog, 45th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. C. Hart Seed Co, 1937)

Plant Hart's seeds, quality garden seeds for 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. C. Hart Seed Co, 1951)

Plant Hart's seeds, spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. C. Hart Seed Co, 1952)

Plant Hart's seeds, spring 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. C. Hart Seed Co, 1953)

Plant immigrants - United States. Office of Foreign Seed; Plant Introduction. (Office of Foreign Seed and Plant Introduction, 1923)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1923)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1934)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1951)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1956)

Plant Jackson's seed for every need - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.P. Jackson Seed Company, Inc, 1949)

Plant Jackson's seed for every need - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.P. Jackson Seed Company, 1947)

Plant Jackson's seed for every need - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.P. Jackson Seed Company, 1946)

Plant Jackson's seed for every need - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.P. Jackson Seed Company, 1948)

Plant Jackson's seed for every need : food for freedom - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.P. Jackson Seed Company, 1945)

Plant Jackson's seed for every need : spring 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.P. Jackson Seed Company, Inc, 1950)

Plant life - American Plant Life Society. (American Plant Life Society, 1979)

Plant lists : China - Metcalf, Franklin P. (Franklin Post), 1892 -1955 (1924)

Plant lists : Colombia, Costa Rica, and Venezuela - Pittier, Henri, 1857 -1950 (1888)

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 quarantine import restrictions of Netherlands New Guinea - United States. Office of Experiment Stations. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1953)

Plant-quarantine import restrictions of the Netherlands East Indies - United States. Office of Experiment Stations. (United States Department of Agriculture, Bureau of Entomology and Plant Quarantine, 1937)

Plant "the south's best" - Steckler seeds : summer and fall catalog, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Steckler Seed Company, Inc, 1943)

Plantae Fendlerianae Novi-Mexicanae :an account of a collection of plants made chiefly in the vicinity of Santa Fe´ New Mexico, by Augustus Fendler - Gray, Asa, 1810 -1888 (1848)

Plantae Mexicanae. 1885-1906 - Pringle, Cyrus G. (Cyrus Guernsey), 1838 -1911 (C.G. Pringle, 1886)

Plantarum vascularium genera :secundum ordines naturales digesta eorumque differentiae et affinitates tabulis diagnostacis expositae - Weidmann. (Libraria Weidmannia, 1836)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1953)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1974)

Platt's seeds 1877-1952, our 75th anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank S. Platt Co., Seedsmen, 1952)

Platt's seeds 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank S. Platt Co, 1951)