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

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 Southern New Jersey; with especial reference to the flora of the Pine Barrens and the geographic distribution of the species - Stone, Witmer. 1866 -1939 (1911)

The plants of Southern New Jersey with especial reference to the flora of the pine barrens and the geographic distribution of the species - Stone, Witmer. 1866 -1939 (1911)

Plants of the Bahamas, Jamaica and Grand Cayman - Hitchcock, A. S. (Albert Spear), 1865 -1935 (1893)

Plants of the Bermudas : or Somer's Islands - Reade, Oswald A. (Printed at the "Royal Gazette" Office, 1885)

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

Plants, seeds, and currents in the West Indies and Azores; the results of investigations carried out in those regions between 1906 and 1914 - Guppy, H. B. (Henry Brougham), 1854 -1926 (Williams and Norgate, 1917)

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)

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)

Pollen and spore morphology/plant taxonomy; gymnospermae, pteriodophyta, bryophyta (Illustrations) - Erdtman, G. (Gunnar), 1897 -1973 (Almqvist & Wiksell, 1957)

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

A popular description of the Natal Ferns : designed for the use of amateurs, &c - Wood, John Medley, 1827 -1915 (1877)

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 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 & Reeve, 1849)

A popular history of British sea-weeds, comprising their structure, fructification, specific characters, arrangement, and general distribution, with notices of some of the fresh-water Algae - Landsborough, D. (David), 1779 -1854 (Reeve and Benham, 1851)

A popular history of the British ferns and the allied plants, comprising the club-mosses, pepperworts, and horsetails - Moore, Thomas, 1821 -1887 (Reeve and Benham, 1851)

A popular history of the British ferns and the allied plants, : comprising the club-mosses, pepperworts, and horsetails - Moore, Thomas, 1821 -1887 (Routledge, Warne, & Routledge, 1859)

A popular history of the British ferns, and the allied plants, comprising the club-mosses, pepperworts, and horsetails - Moore, Thomas, 1821 -1887 (Routledge, Warne & Routladge, 1862)

A popular history of the British ferns and the allied plants : comprising the club-mosses, pepperworts and horsetails - Moore, Thomas, 1821 -1887 (Lovell Reeve, 1855)

A popular history of the British ferns and the allied plants, comprising the club-mosses, pepperworts, and horsetails - Moore, Thomas, 1821 -1887 (Routledge, Warne, & Routledge, 1859)

Popular perennials, roses, flowering shrubs, fruit trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.E. Randall, 1926)

Popular perennials, roses, flowering shrubs, fruit trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.E. Randall, 1927)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1889)

Popular science news, formerly Boston journal of chemistry. A popular illustrated monthly devoted to the progress in zoology, botany, mineralogy, archaeology, hygiene, invention, with related physical sciences and general scientific information - Agassiz Association. (J.R. Nichols & co. [etc.], 1866)

Popular Science Review (1867)

Popular Science Review (1870)

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 Catalog and seed annual for 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Co, 1924)

Portland Seed Company's Catalog and seed annual for 1925 - G.E. Conkey Company. (Portland Seed Co, 1925)

The Potomac or younger Mesozoic flora - Fontaine, William Morris, 1835 -1913 (Govt. Print. Off, 1889)

The Practical American gardener; exhibiting the time for every kind of work in the kitchen garden, fruit garden, orchard, nursery, shrubbery, pleasure ground, flower garden, hop yard, greenhouse, hot-house and grape vines; for every (F. Lucas, Jr, 1819)

Practical botany - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn and company, 1911)

Practical botany - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1911)

A practical course in botany : with especial reference to its bearings on agriculture, economics, and sanitation - Lloyd, Francis Ernest, 1868 -1947 (American Book Company, 1911)

A practical course in botany, with especial reference to its bearings on agriculture, economics, and sanitation - Lloyd, Francis Ernest, 1868 -1947 (American book company, 1911)

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 - Kirkegaard, John (Williams Bookstores Co, 1916)

Practical plant propagation; an exposition of the art and science of increasing plants as practiced by the nurseryman, florist and gardener - Hottes, Alfred Carl, 1891 -1955 (A. T. De La Mare company, inc, 1922)

Practical text-book of plant physiology - MacDougal, Daniel Trembly, 1865 -1958 (Longmans, 1908)

Practical text-book of plant physiology - MacDougal, Daniel Trembly, 1865 -1958 (Longmans, Green, and Co, 1901)

Preisliste - Mann, Otto (Firm) (Otto Mann, 1908)

Preliminary catalog of Anthophyta and Pteridophyta, reported as growing spontaneously within one hundred miles of New York City - Torrey Botanical Club. (1888)

Preliminary catalogue of indigenous Natal plants - Wood, John Medley, 1827 -1915 ("Natal Mercury" steam printing works, 1894)

A preliminary catalogue of the flora of New Jersey - Britton, Nathaniel Lord, 1859 -1934 (Office of the Survey, 1881)

... A preliminary catalogue of the flora of New Jersey - Britton, Nathaniel Lord, 1859 -1934 (Office of the survey, 1881)

Preliminary catalogue of the flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (1892)

A preliminary catalogue of the flowering plants and higher cryptogams growing without cultivation within thirty miles of Hanover, N.H., to which is appended a list of the vertebrates of the same region - Jesup, Henry G. (Henry Griswold), 1826 -1903 (N.A. McClary, 1882)

A preliminary list of Maine fungi - Ricker, Percy Leroy, 1878 -1973 (1902)

A preliminary list of the vascular flora of Allegheny County, Pennsylvania - Shafer, John Adolph, 1863 -1918 (Carnegie Institute Museum?, 1901)

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

Preliminary report of the United States Geological Survey of Wyoming : and portions of contiguous territories, (being a second annual report of progress) - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1872)

President's Address, Papers & Reports / West Kent Natural History, Microscopical & Photographic Society - West Kent Natural History Microscopical; Photographic Society. (1872)

Price list. Fall 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Educational Supply Co, 1916)

Price list. Spring 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Educational Supply Co, 1917)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1906)