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

Les plantes alpines et de rocailles; description, culture, acclimatation - Correvon, Henry 1854 -1939 (O. Doin, 1895)

Les plantes dans l'antiquité et au moyen âge, histoire, usages et symbolisme ... - Joret, Charles, 1839 -1914 (É. Bouillon, 1897)

Les plantes dans l'antiquité et au moyen âge, histoire, usages et symbolisme ... - Joret, Charles, 1839 -1914 (E. Bouillon, 1897)

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

Planting guide, Holland bulbs 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1956)

Plantland celebrates its 20th anniversary at Elsberry with a great money saving harvest sale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (St. Louis Post-Dispatch, 1957)

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, 1947)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1948)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1952)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1954)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1959)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1963)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1980)

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

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

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1992)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1993)

Plants and bulbs, 1953-1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. J. Ball, Inc, 1953)

Plants [and] bulbs for home [and] garden, 1852-1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valentin Burgevin, Inc, 1932)

Plants, bulbs, seeds to and from all over the world : wholesale list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1947)

Plants for rock gardens grown by the Poughkeepsie Nursery Company, Inc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Poughkeepsie Nursery Company, Inc, 1933)

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 Mississippi : a list of flowering plants and ferns - Lowe, E. N. (Ephraim Noble), 1864 -1933 (Mississippi State Geological Survey, 1921)

Play safe, plant roses this fall : 1945 fall catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ackerman Nurseries, 1945)

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

A pocket synopsis of the families of British flowering plants : (based upon the system of Engler) - Grove, W. B. (William Bywater), 1848 -1938 (University Press, 1915)

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 garden flowers; anemones: asters: begonias: carnations: chrysanthemums: crocuses: daffodils: dahlias: geraniums: gladioli: hollyhocks: hyacinths: irises: lilies: pansies: phloxes: primulas: sweet peas: stocks: tulips: roses &c - Wright, Walter P. (Walter Page), 1864 -1940 (G. Richards ltd, 1911)

Popular garden flowers : anemones, asters, begonias ... [et al.] - Wright, Walter P. (Walter Page), 1864 -1940 (Doubleday Page, 1911)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1886)

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 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)

Porter-Walton's 1948 autumn list : bulbs plants seeds for particular planters - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Porter-Walton Co, 1948)

Porter-Walton's 1949 autumn list : bulbs plants seeds for particular planters - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Porter-Walton Co, 1949)

Porter-Walton's autumn bulb and plant list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Porter-Walton Co, 1951)

Portland Seed & Pet Store : Diamond quality bulbs are unsurpassed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed & Pet Store, 1941)

Portland Seed Company's autumn catalog [of] trees, roses, bulbs, plants : fall 1916-spring 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Company, 1916)

Portland Seed Company's autumn catalog [of] trees, roses, bulbs, plants : fall 1917-spring 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Co, 1917)

Posthumous papers bequeathed to the honorable the East India company, and printed by order of the government of Bengal ... - Griffith, William, 1810 -1845 (Bishop's College Press, 1847)

[Powell Seed Store bulb trade circular and price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Powell Seed Store, 1939)

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

The practical gardener, and modern horticulturist - McIntosh, Charles, 1794 -1864 (T. Kelly, 1836)

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 plant biochemistry - Onslow, Muriel Wheldale 1880 -1932 (University Press, 1923)

Practical plant biochemistry - Onslow, Muriel Wheldale 1880 -1932 (University Press, 1920)

Practical plant biochemistry - Onslow, Muriel Wheldale 1880 -1932 (University press, 1920)

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)

Der praktische landschaftsgärtner. Eine anleitung zur anlegung oder verschönerung von gärten verschiedener grösse ... Mit anweisung zu einer zweckmässigen benützung des küchengartens, zu spargel- und artischokenpflanzung, champignons-zucht, gurken- and melonentreiberei u.s.w - Hertz, Wilhelm. (Hoffmann, 1840)

Praterflora. Beschreibung der im K.K. Prater und in der Brigittenau ausserhalb der Gärten wildwachsenden und angebauten Pflanzen - Bayer, Johann Nepomuk, 1802 -1870 (Wilhelm Braumüller, 1869)

Pre-season offer until August 1, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stassen Floral Gardens, Inc, 1937)

Pre-season sale : a selection of Holland bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloomingdale's, 1946)

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

Presenting fall collection of prize winning bulbs & roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain, 1958)

Presenting Germain's 1959 fall collection of prize winning bulbs & roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain, 1959)

Preview of spring - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lexington Nurseries, Inc, 1948)

[Price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New Braunfels Nursery & Floral Company, 1952)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nursery, 1933)

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

Price list , 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1929)

Price list , 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1930)

Price list, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (White Elm Nursery Co, 1931)

Price list 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Las Positas Nursery, 1935)

Price list, fall 1938-spring 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1938)

Price list, fall 1939-spring 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1939)

Price list, fall 1940-spring 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1940)

Price list, fall 1941-spring 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1941)

Price list : fall 1946–spring 1947 / Overlook Nurseries ; K. Sawada - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Overlook Nurseries, 1946)

Price list : fall 1947–spring 1948 / Overlook Nurseries ; K. Sawada - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Overlook Nurseries, 1947)

Price list : fall 1948, spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Hill Nursery, 1948)

Price list fall 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.L. Allen & Son, 1951)

Price list fall 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.L. Allen & Son, 1952)

Price list fall 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R.L. Allen & Son, 1953)

Price list, fall and winter 1955 : perennials, annuals, bulbs & roses, pansies a specialty - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fowler's Nursery, 1955)

Price list, fall and winter 1956 : perennials, annuals, bulbs & roses, pansies a specialty - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fowler's Nursery, 1956)

Price list, fall and winter 1957 : perennials, annuals, bulbs & roses, pansies a specialty - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fowler's Nursery, 1957)

Price list, fall and winter 1958 : perennials, annuals, bulbs & roses, pansies a specialty - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fowler's Nursery, 1958)

Price list, fall and winter 1959 : perennials, annuals, bulbs & roses, pansies a specialty - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fowler's Nursery, 1959)

Price list for Autumn 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shiloh Gardens, 1929)

Price list for fall 1945 and winter 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nurserymen's Exchange, 1945)

Price list for spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1947)

Price list, hardy plants, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1955)

Price list, issued August 1st, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nursery, 1931)

Price-list of bulbs for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, 1912)

Price list [of] nursery stock of every description - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glendale Distributing Company, 1935)

Price list of trees, shrubs, vines, and herbaceous plants, 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1909)

Price list of White Elm Nursery Co., fall 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (White Elm Nursery Co, 1946)

Price list of White Elm Nursery Company, Hartland, Wis. for 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (White Elm Nursery Company, 1929)

Price list, season 1937-38 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Soule's Gladiolus Garden, 1937)

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

Price list spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shady Grove Plantation and Nursery, 1958)

Price list to the trade : fall 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1926)

Price list to the trade : fall 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1927)

Price list to the trade : special list of stock that can be transplanted early fall 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1925)

[Prices quoted are for double-nosed bulbs] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edwin C. Powell, 1930)

Pride's Bulb Co., 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pride's Bulb Company, 1950)

Pride's Bulbs, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pride's Bulbs, 1949)

Pride's Bulbs, nineteen fifty-one - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pride's Bulb Company, 1951)

Pride's price prevue for 1954 : "plant with pride." - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pride's, 1954)

Primae lineae systematis naturæ : nexui naturali omnium evolutionique progressivae per nixus reascendentes superstructi - Gori͡aninov, Pavel Fedorovich, 1796 -1865 (Typis Karoli Krajanis, 1834)

Primroses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Redwoods Garden, 1946)

Primroses from Nyden's finest hardy primulas and perennials, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nyden's Primrose Path Gardens, 1947)

Principia botanica: or, a concise and easy introduction to the sexual botany of Linnaeus ... - Linné, Carl von, 1707 -1778 (Printed by Allin and co. and sold by G. G. J. and J. Robinson, London, 1787)

Principios de botanica : sacados de los mejores escritores : y puestos en la lengua castellana. parte primera - Barnades, Miguel, 1708 -1771 (En la Imprenta de Antonio Perez De Soto, 1767)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton, 1899)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton and company, 1898)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton, 1896)

The principles of floriculture - White, Edward Albert, 1872 -1943 (The Macmillan company, 1915)

The principles of plant-teratology - Worsdell, Wilson Crosfield (The Ray Society, 1915)

The principles of plant-teratology - Worsdell, Wilson Crosfield (The Ray Society, 1916)

Prírodopis prostonárodni : cili popsání zwírat, rostlin a nerostu : wedlé tríd a rádu jejich - Stanka, Wáclawa. (W kommissi u Kronbergra a Riwnáce, 1843)

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

Proceedings - Dorset Natural History; Archaeological Society.

Proceedings and transactions of the Natural History Society of Glasgow - Natural History Society of Glasgow. (The Society, 1892)

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

Proceedings - Cambridge Philosophical Society. Mathematical and physical sciences - Cambridge Philosophical Society. (Cambridge Philosophical Society [etc.], 1880)

Proceedings - Dorset Natural History and Archaeological Society - Dorset Natural History; Archaeological Society. (1877)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1904)

Proceedings of the annual convention of the society of American Florists - Society of American Florists; Ornamental Horticulturists. (Society of American Florists and Ornamental Horticulturalists, 1885)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1896)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1902)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1987)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1903)

Proceedings of the Botanical Society of the British Isles - Botanical Society of the British Isles. (1967)

Proceedings of the Dublin University Zoological and Botanical Association - Dublin University. Zoological; Botanical Association.

Proceedings of the Horticultural Society of London - Royal Horticultural Society (Great Britain) (Bradbury and Evans, 1843)

Proceedings of the Linnean Society of London - Linnean Society of London. (Published for the Linnean Society of London by Academic Press [etc.], 1909)

Proceedings of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 2010)

Proceedings of the Royal Society of Victoria - Royal Society of Victoria (Melbourne, Vic.) (The Society, 1921)

Procès-verbaux - Société Linnéenne de Bordeaux. (1895)