Pioneer Seed House, nursery & greenhouse of the Northwest, 1883-1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oscar H. Will & Co, 1928)

Pioneer Seed House, Nursery and Greenhouses of the Northwest, seed corn specialists : 1883-1932, 49th annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oscar H. Will & Co, 1932)

Plant anatomy : from the standpoint of the development and functions of the tissues : and handbook of micro-technic - Stevens, William Chase, 1861 -1955 (P. Blakiston, 1907)

Plant anatomy from the standpoint of the development and functions of the tissues, and handbook of micro-technic - Stevens, William Chase, 1861 -1955 (P. Blakiston's Son, 1910)

Plant anatomy from the standpoint of the development and functions of the tissues, and handbook of microtechnic - Stevens, William Chase, 1861 -1955 (P. Blakiston, 1910)

Plant culture; a working handbook of every day practice for all who grow flowering and ornamental plants in the garden and greenhouse - Oliver, George W. (George Watson), 1858 -1923 (A. T. De La Mare Printing and Publishing Co, 1900)

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)

The plant disease reporter - United States. Bureau of Plant Industry. (Bureau of Plant Industry, U.S. Dept. of Agriculture, 1942)

Plant disease surveys in the Northeastern United States in 1943 - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1944)

Plant explorations : ornamentals in Italy, southern France, Spain, Portugal, England, and Scotland - Meyer, Frederick G. 1917 -2006 (U. S. Dept. of Agriculture in cooperation with Longwood Gardens of the Longwood Founcation, 1959)

Plant-geography upon a physiological basis - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1903)

Plant hardiness zone map - United States. Agricultural Research Service. (Govt. Print. Off, 1960)

Plant hardiness zone map - American Horticultural Society. (Agricultural Research Service, 1965)

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, 1966)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1968)

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)

Plant materials of decorative gardening; the woody plants - Trelease, William, 1857 -1945 (The author, 1921)

Plant materials of decorative gardening; the woody plants - Trelease, William, 1857 -1945 (The author, 1917)

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

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

Plant physiology - Hopping, Aleita, 1890 - (P. Blakiston's son & co, 1923)

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 physiology, with special reference to plant production - Duggar, Benjamin M. (Benjamin Minge), 1872 -1956 (The Macmillan company, 1911)

Plant physiology, with special reference to plant production - Duggar, Benjamin M. (Benjamin Minge), 1872 -1956 (MacMillan, 1920)

Plant production - Halligan, Charles Parker, 1881 - (American Book Co, 1919)

Plant production. Part I. Agronomy - Halligan, Charles Parker, 1881 - (American book company, 1919)

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 world; its past, present & future; an introd. to the study of botany - Massee, George, 1850 -1917 (Whittaker, 1891)

Plantae utiliores ; or illustrations of useful plants, employed in the arts and medicine - Burnett, Gilbert T. (Gilbert Thomas), 1800 -1835 (Whittaker, 1840)

Plantae vasculares seu cotyledoneae Scandanaviae, nempe Sveciae et Norvegiae : juxta regni vegetabilis systema naturale digestae - Beurling, Pehr Johan, 1800 -1866 (P. A. Norstedt, 1859)

Plantarum a Josepho Comollio ... in Lariensi provincia lectarum enumeratio : quam ipse in botanophilorum usu atque commodo exhibet uti prodromum florae Comensis - Comolli, Giuseppe, 1780 -1849 (C.P. Ostinelli, 1824)

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

Plantenkunde voor Indië - Haak, J. (G. C. T. Van Dorp & Co, 1892)

Planters manual : hardy nursery stock for the Northwest - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (North Star Nursery Company, 1931)

Planters manual : hardy nursery stock for the Northwest - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (North Star Nursery Company, 1926)

Planters manual : hardy nursery stock for the Northwest - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (North Star Nursery Company, 1927)

Les plantes - Faideau, Ferdinand, 1862 -1930? (Larousse, 1922)

Planting guide. Catalog no. 33 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1956)

Planting guide. Catalog no. 32 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1954)

The planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo & Co, 1931)

Planting guide : 1869-1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Earl Ferris Nursery, 1955)

Planting guide, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1949)

Planting guide 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Earl Ferris Nursery, 1958)

Planting guide for 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1944)

Planting guide for 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1945)

Planting guide for 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1946)

Planting guide for fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1947)

Planting guide for spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1947)

Planting home grounds; the beautifying of home grounds by the planting of trees, shrubs, plants and flowers suitable for southern and central Kansas and vicinity - MacDonald, Alfred. (Board of park commissioners, 1924)

Plantland's annual harvest sale! : continuing through September, October, November - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Forrest Keeling Nurseries, 1959)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1945)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1950)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1957)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1958)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1960)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1962)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1964)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1966)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1970)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1971)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1976)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1977)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1981)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1982)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1984)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1989)

Plants for every purpose : fall 1925, spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1925)

Plants for your garden [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rhinebeck Floral Company, 1930)

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 Monroe County, New York, and adjacent territory - Beckwith, Florence. (1896)

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) (Plant Research Institute, Research Branch, Canada Dept. of Agriculture, 1960)

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

The plants of Prospect Park - Jelliffe, Smith Ely, 1866 -1945 (1890)

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

"Plants that live" : trees, shrubs, annuals, evergreens, perennials, landscape design, landscape construction, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chebacco Nurseries, 1932)

Plants, their natural growth and ornamental treatment - Hulme, F. Edward (Frederick Edward), 1841 -1909 (Marcus Ward & Co, 1874)

Plantsman - New Hampshire Plant Growers' Association. (1994)

Plantsman - New Hampshire Plant Growers' Association. (1999)

Der Plauische Grund bei Dresden : mit Hinsicht auf Naturgeschichte und schöne Gartenkunst - Darnstedt, Johann Adolph, 1769 -1844 (In der Frauenholzischen Kunsthandlung, 1799)

Poatkowé rostlinoslowí - Presl, Jan Svatopluk, 1791 -1849 (W kommissí u Kronbergra a iwnáe, 1848)

Pollen - Edgeworth, Michael Pakenham, 1812 -1881 (Hardwicke & Bogue, 1877)

Pomologische Monotshefte - Lucas, Eduard, 1816 -1882 (E. Ulmer, 1874)

Pomona Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.E. Steele, 1912)

Pontiac Nursery Company [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pontiac Nursery Co, 1921)

Pontiac planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pontiac Nursery Co, 1930)

Pontiac planting guide [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pontiac Nursery Co, 1926)

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

Popular garden botany; containing a familiar and scientific description of most of the hardy and half-hardy plants introduced into the flower garden - Catlow, Agnes, 1807? -1889 (L. Reeve, 1855)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1887)

Popular names of flowers, fruits, &c., as used in the county of Somerset and the adjacent parts of Devon, Dorset and Wilts - Macmillan, Alexander Stuart. (Western Gazette, 1922)

Populäre biologische Vorträge - Molisch, Hans, 1856 -1937 (G. Fischer, 1922)

Populäre Botanik oder gemeinfassliche Anleitung zum Studium der Pflanze und des Pflanzenreiches. Zugleich ein Handbuch zum Bestimmen der Pflanzen auf Excursionen - Schmidlin, Eduard, 1808? -1890 (Krais & Hoffmann, 1857)

Populäre Naturgeschichte der drei Reiche - Jussieu, Adrien de, 1797 -1853 (Verlag von Scheible, Rieger & Sattler, 1845)

Portland Seed Company's complete seed annual and planters guide for 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Company, 1928)

Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei - Verein für natur- und heilkunde, Pressburg (1884)

Practical botany for beginners - Bower, F. O. (Frederick Orpen), 1855 -1948 (1894)

Practical floriculture, a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter. (Judd, 1869)

Practical floriculture; a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (Orange Judd company, 1879)

Practical floriculture; a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (O. Judd company, 1883)

Practical floriculture; a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (Orange Judd company, 1882)

Practical floriculture; a guide to the successful cultivation of florists' plants, for the amateur and professional florist - Henderson, Peter, 1822 -1890 (Orange Judd company, 1874)

Practical foresty; a popular handbook on the rearing and growth of trees for profit or ornament - Webster, A. D. (Angus Duncan), 1855 -1931 (W. Rider, 1917)

The practical fruit, flower and vegetable gardener's companion, with a calendar - Pardee, R. G. (Richard Gay), 1811 -1869 (C. M. Saxton and co, 1855)

The practical fruit, flower and vegetable gardener's companion, with a calendar - Emerson, G. (Gouverneur), 1796 -1874 (C. M. Saxton & co, 1855)

The practical fruit, flower and vegetable gardener's companion with calendar - Pardee, R. G. (Richard Gay), 1811 -1869 (C.M. Saxton and Co, 1855)

A practical guide to garden plants, containing descriptions of the hardiest and most beautiful annuals and biennials, hardy herbaceous and bulbous perennials, hardy water and bog plants, flowering and ornamental trees and shrubs, conifers; hardy ferns; hardy bamboos and other ornamental grasses. Also the best kinds of fruits and vegetables that may be grown in the open air in the British Isles with full and practical instruction as to culture and propagation - Weathers, John, 1867 -1928 (Longmans, Green, 1901)

A practical handbook of trees, shrubs, vines and herbaceous perennials - Kirkegaard, John (The Bullard company, 1912)

A practical handbook of trees, shrubs, vines and herbaceous perennials. Hardy and ornamental varieties, their characteristics, uses and treatment - Kirkegaard, John (Williams Bookstores Co, 1916)