Plant life through the ages : a geological and botanical retrospect - Seward, A. C. (Albert Charles), 1863 -1941 (Hafner, 1933)

Plant lists : Western United States and Mexico - Pringle, Cyrus G. (Cyrus Guernsey), 1838 -1911 (1882)

Plant lore, legends, and lyrics. Embracing the myths, traditions, superstitions, and folk-lore of the plant kingdom - Folkard, Richard. (S. Low, Marston, Searle, and Rivington, 1884)

Plant physiology; authorized English translation by R. J. HarveyGibson; supplement incorporating the alterations of the 2d ed. of the German original - Harvey-Gibson, R. J. (Robert John), 1860 -1929 (Clarendon Press, 1913)

Plant sociology; the study of plant communities - Braun-Blanquet, J. (Josias), 1884 -1980 (McGraw-Hill book company, inc, 1932)

The Plant world - Plant World Association. (Plant World Association [etc.], 1897)

The Plant world - Plant World Association. (Plant World Association [etc.], 1900)

The Plant world - Plant World Association. (Plant World Association [etc.], 1917)

Plantæ favershamienses : a catalogue of the more perfect plants growing spontaneously about Faversham, in the county of Kent - Jacob, Edward, 1709 or 1710 -1788 (Printed for the author; by J. March, 1777)

Plantae Postianae - Autran, Eugène, 1855 -1912 (G. Bridel, 1893)

Plantarum Belgii confoederati indigenarum spicilegium : quo Dav. Gorteri viri cl. Flora VII. provinciarum loculetatur - Gorter, David de, 1717 -1783 (Apud Joannem van Kasteel, 1788)

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

Plantenkunde voor apothekers en artsen of beschrijvingen der geneeskrachtige planten : naar de natuurlijke familien van het plantenrijk - Vriese, W. H. de (Willem Hendrik), 1806 -1862 (C.C. van der Hoek, 1835)

Les plantes de serre; description, culture, emploi des espèces ornementales ou intéressantes cultivées dans les serres de l'Europe - Bellair, Georges Adolphe, 1860 -1939 (Octave Doin, 1900)

Les plantes des montagnes et des rochers, leur acclimatation et leur culture dans les jardins - Correvon, Henry 1854 -1939 (L'auteur; [etc., etc.], 1914)

Les plantes a feuillage coloré : histoire, description, culture, emploi des espèces les plus remarquables pour la décoration des parcs, jardins, serres, appartements précédé d'une introduction par Charles Naudin - Lowe, E. J. (Edward Joseph), 1825 -1900 (Rothschild, 1867)

Les plantes médicinales - Losch, Friedrich. (Vigot Frères, 1906)

Plantes usuelles, indigènes et exotiques : décrites ou indiquées par Chomel, dessinées dans l'état de floraison par des artistes distingués - Dubuisson, J. B. Rémi-Jacquelin, 1777 - (Duprat-Duverger, 1809)

Plantes vasculaires des environs de Cherbourg - Le Jolis, Auguste, 1823 -1904 (J.B. Baillière, 1860)

Plantevæxten paa Færøerne : med sæerlig hensyntagen til blomsterplanterne - Ostenfeld, C. H. (Carl Hansen), 1873 -1931 (Gyldendal, 1906)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1961)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1969)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1972)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1988)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1991)

Plants collected and for sale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.M. Crayton & Sons, 1920)

Plants collected and for sale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.M. Crayton & Sons, 1921)

Plants for the hardy border, the rockery and the wild garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardenside Nurseries, Inc, 1931)

Plants for the hardy border, the rockery and the wild garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardenside Nurseries, Inc, 1932)

Plants observed growing near Hollidaysburg, Pennslvania - Lowrie, Jonathan Roberts, 1823 -1885

Plants of Iowa; a preliminary list of the native and introduced plants of the state, not under cultivation - Greene, Wesley. (Bishard brothers, printers, 1907)

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

Plants of North America - Heller, Amos Arthur, 1867 -1944 (1892)

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 Westford, Massachusetts : Herbarium of Emily F. Fletcher - Fletcher, Emily Frances, 1845 -1923

Die Pljesivica und ihr Verbindungszug mit dem Velebit in botanischer Hinsicht. A Pljesvica s a Velebittel összekötö hegyvonulat botan. viszonyai - Rossi, Ljudevit, 1850 - (Pallas Irodalmi és Nyomdai Részvénytársaság, 1913)

Point Lobos Reseerve; State Park, California - California. Division of Beaches; Parks. ([State Print. Off, 1954)

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)

Popular geography of plants; or, A botanical excursion round the world - Daubeny, Charles, 1795 -1867 (L. Reeve, 1855)

Popular geography of plants; or, A botanical excursion round the world - Daubeny, Charles, 1795 -1867 (1855)

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 & Routladge, 1862)

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 (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)

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

Popular Science Review (1869)

A popular treatise on vegetable physiology - Society for the promotion of popular instruction. London. (Lea & Blanchard, 1842)

Potter's cyclopaedia of botanical drugs and preparations - Holmes, E. M. (Edward Morell), 1843 -1930 (Potter & Clarke, 1915)

Potter's cyclopedia of botanical drugs and preparations - Wren, R. C. (Richard Cranfield), 1864 -1931 (Potter & Clarke, 1900)

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

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)

Practical hints on the culture and general management of Alpine or rock plants ... to which is appended a list of Alpines, fern ... etc - Lothian, James. (W.H. Lizars, 1845)

Practical taxidermy : a manual of instruction to the amateur in collecting, preserving, and setting up natural history specimens of all kinds : to which is added a chapter upon the pictorial arrangement of museums - Browne, Montagu (L. Upcott Gill, 1884)

A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures - Quekett, John, 1815 -1861 (H. Bailliere, 1848)

A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures - Quekett, John, 1815 -1861 (H. Bailliere; [etc., etc.], 1852)

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)

Preliminary list of plants growing without cultivation in the vicinity of Manchester, New Hampshire - Batchelder, Frederick William. (Manchester institute of arts and sciences, 1909)

Preliminary list of the plants growing without cultivation in Alabama - Mohr, Charles (Charles Theodore), 1824 -1901 (1880)

A preliminary list of the plants of New Brunswick - Fowler, James, 1829 -1923 (Ellis, Robertson & Co, 1885)

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)

A preliminary report on the palaeontology of Perry County, describing the order and thickness of its formations and its folded and faulted structure - Claypole, E. W. (Edward Waller), 1835 -1901 (Board of commissioners for the Second geological survey, 1885)

Price list, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wild Flowers (Inc.), 1932)

Price list , 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1934)

Price list, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1936)

Price list, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1937)

Price list, 1943–1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1943)

Price list, F. 39 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1939)

Price list fall 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1922)

Price list fall 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1923)

Price list, fall 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1924)

Price list, fall 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1925)

Price list, fall 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1926)

Price list, fall 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1927)

Price list : fall 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Co, 1928)

Price list for fall 1952 : hardy ferns, wild flowers, bulbs and native orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson's Nurseries, 1952)

Price list for spring 1941 : native ornamental plants for pleasing landscape effect - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Blue Ridge Rhododendron Gardens, 1941)

Price list of evergreens, trees, shrubs, vines, roses and herbaceous perennials : spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1927)

Price list of evergreens, trees, shrubs, vines, roses and herbaceous perennials : fall 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1927)

Price list of hardy plants, shrubs, vines and aquatics : for the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bellevue Nursery, 1892)

Price list of Meehan-grown trees, shrubs, evergreens and hardy garden flowers : autumn 1921- spring 1922, supplementing Meehans' manual of outdoor plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1921)

Price-list of native ferns, wild flowers : 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Irving Holcomb, 1913)

Price-list of native ferns, wild flowers : 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Irving Holcomb, 1921)

Price list of native ferns, wild flowers : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Irving Holcomb, 1924)

Price-list of native ferns, wild flowers : 1924[-7] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Irving Holcomb, 1927)

Price list spring 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1921)

Price list spring 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1922)

Price list spring 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1923)

Price list, spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1924)

Price list, spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1925)

Price list, spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1926)

Price list : spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wildwood Nurseries, 1930)

A priced (and partially descriptive) Catalogue of Stove, Greenhouse and Hardy Exotic, and British Ferns : grown for sale by Abm. Stansfield & Sons ... Vale Nurseries, Todmorden - Stansfield, Abraham. (1865)

A priced (and partially descriptive) Catalogue of Stove, Greenhouse and Hardy Exotic, and British Ferns : offered for sale by Abm. Stansfield & Sons ... Vale Nurseries, Todmorden - Stansfield, Abraham. (1869)

Primitiae florae costaricensis - Durand, Th. (Théophile), 1855 -1912 (Jardin botanique de l'état, 1891)

The principles of botany, and of vegetable physiology - Willdenow, Karl Ludwig, 1765 -1812 (Printed at the University Press, for William Blackwood, 1805)

The principles of botany, and of vegetable physiology / translated from the German of D.C. Willdenow - Willdenow, Karl Ludwig, 1765 -1812 (Blackwood, 1811)

The principles of botany, as exemplified in the Cryptogamia. For the use of schools and colleges - Coultas, Harland, 1817 -1877 (Lindsay and Blakiston, 1853)

Principles of stratigraphy - Grabau, Amadeus W. (Amadeus William), 1870 -1946 (A.G. Seiler and company, 1913)

Prirodoslovna istraživanja - Jugoslavenska akademija znanosti i umjetnosti. (1916)

Problems of cytology and evolution in the Pteridophyta - Manton, I. (University Press, 1950)

Proceedings - Nova Scotian Institute of Science. (1866)

Proceedings - Dorset Natural History; Archaeological Society.

Proceedings (and Annual Report) of the Holmesdale Natural History Club, Reigate - Holmesdale Natural History Club. (1865)

Proceedings and Transactions of the Croydon Microscopical & Natural History Club - Croydon Microscopical; Natural History Club. (1889)

Proceedings and Transactions of the Croydon Microscopical & Natural History Club - Croydon Microscopical; Natural History Club. (1901)

Proceedings and transactions of the Croydon Natural History and Scientific Society - Croydon Natural History; Scientific Society. (Croydon Natural History and Scientific Society, 1903)

Proceedings and transactions of the Croydon Natural History and Scientific Society - Croydon Natural History; Scientific Society. (Croydon Natural History and Scientific Society, 1905)

Proceedings and transactions of the Natural History Society of Glasgow - Natural History Society of Glasgow. (The Society, 1883)

Proceedings and transactions of the Natural History Society of Glasgow - Natural History Society of Glasgow. (The Society, 1886)

The Proceedings and transactions of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1890)

Proceedings and transactions of the Nova Scotian Institute of Natural Science - Nova Scotian Institute of Natural Science. (Nova Scotian Institute of Natural Science, 1863)

The Proceedings and transactions of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1894)

Proceedings and transactions of the Nova Scotian Institute of Natural Science - Nova Scotian Institute of Natural Science. (Nova Scotian Institute of Natural Science, 1883)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1885)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1902)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1953)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1956)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1959)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1962)