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

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

Pomona College journal of economic botany as applied to subtropical horticulture - Pomona College (Claremont, Calif.). Department of Biology. (Dept. of Biology of Pomona College, 1911)

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

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, 1886)

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

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1872)

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)

Port Stockton Nursery, Stockton, California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Port Stockton Nursery, 1940)

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)

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)

Pot-pourri from a Surrey garden - Bulwer-Lytton, Constance Georgina, Lady, 1869 -1923 (E. P. Dutton, 1898)

Pot-pourri from a Surrey garden - Bulwer-Lytton, Constance Georgina, Lady, 1869 -1923 (Smith, Elder, 1897)

Pot-pourri from a Surrey garden - Bulwer-Lytton, Constance Georgina, Lady, 1869 -1923 (Smith, Elder & co, 1898)

Practical forestry. A treatise on the propagation, planting, and cultivation, with a description, and the botanical and popular names of all the indigenous trees of the United States - Fuller, Andrew S. (Andrew Samuel), 1828 -1896 (Orange Judd company, 1884)

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 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 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)

Practical hints on planting ornamental trees, with particular reference to coniferae... - Noble, Charles, Nurseryman, (Bradbury and Evans, 1852)

The practical nurseryman (W.F. Heikes, 1893)

The practical nurseryman and horticultural advertiser (W.F. Heikes, 1898)

A practical treatise of how to grow flowers, fruits, vegetables, shrubbery, evergreens, shade trees, ornamental trees - Buchanan, W. D. (McQuiddy printing company, 1910)

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)

The praise of gardens; an epitome of the literature of the garden-art - Sieveking, Albert Forbes, 1857 -1951 (J. M. Dent & co, 1899)

The praise of gardens; an epitome of the literature of the garden-art - Sieveking, Albert Forbes, 1857 -1951 (J.M. Dent & Co, 1899)

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

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

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Verhalen Nursery Co, 1948)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Citronelle Nursery and Orchard Co, 1916)

Price-list. Season 1904-1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Saint Mary Nurseries, 1905)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Claremont Nurseries, 1914)

Price list - California Nursery Co. (The Nursery, 1910)

Price list - California Nursery Co. (The Nursery, 1911)

Price list - California Nursery Co. (The Nursery, 1912)

Price list - California Nursery Co. (The Nursery, 1913)

Price list - California Nursery Co. (The Nursery, 1914)

Price list - California Nursery Co. (The Nursery, 1915)

Price list - California Nursery Co. (The Nursery, 1916)

Price list. 1918-1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conyers B. Fleu, Jr, 1918)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sea Island Nursery, 1957)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacRorie-McLaren Company, 1924)

Price list. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros. Co, 1919)

Price list. No. 15 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1925)

Price list. No. 16 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1926)

Price list. No. 12 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1922)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, Inc, 1940)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sea Island Nursery, 1951)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sea Island Nursery, 1950)

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

Price-list, 1906-7 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen St. Mary Nurseries, 1906)

Price list 1908-1909 : fruit and ornamental trees evergreens, palms, shrubs, roses etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1908)

Price list 1909-1910 : fruit and ornamental trees evergreens, palms, shrubs, roses etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1909)

Price list : 1911-1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1911)

Price list : 1912-1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1912)

Price list : 1913-1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1913)

Price list, 1914-1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Saibara Nurseries, 1914)

Price list : 1914-1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1914)

Price list : 1915-1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1915)

Price list : 1916-1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1916)

Price list : 1917-1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1917)

Price list : 1917-1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Nurseries (Incorporated), 1917)

Price-list : 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Saint Mary Nurseries Company, 1920)

Price list : 1923-1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Draime Brothers, 1923)

Price-list : 1923-1924 - Hume, H. Harold (Hardrada Harold), 1875 -1965 (Glen Saint Mary Nurseries Company, 1923)

Price list : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Fresno Nursery Co., Inc, 1924)

Price list : 1926-1927 - Hume, H. Harold (Hardrada Harold), 1875 -1965 (Glen Saint Mary Nurseries Co, 1926)

Price list 1926-1927 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Summit Nurseries, 1926)

Price list : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Brothers Nursery, 1928)

Price list, 1928-1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Summit Nurseries, 1928)

Price list, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros. Nursery, 1929)

Price list : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Citronelle Nursery and Orchard Co, 1930)

Price list 1948-1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tom Dodd Nurseries, 1948)

Price list : autumn 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westcott Nursery Co, 1926)

Price list, autumn 1938 spring 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1938)

Price list : fall 1921, spring 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stokes Nurseries, 1921)

Price list fall 1922-1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogansville Nurseries, 1922)

Price list : fall 1922, spring 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stokes Nurseries, 1922)

Price list, fall 1925-spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogansville Nurseries, 1925)

Price list : fall 1926, spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T. A. Mitchell, 1926)

Price list : fall, 1926 spring, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros. Nursery, 1926)

Price list : fall 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westcott Nursery Company, 1928)

Price list : fall, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westcott Nursery Company, 1929)

Price list, fall 1932-spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1932)

Price list, fall 1933-spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1933)

Price list, fall 1934-spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1934)

Price list, fall 1935-spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1935)

Price list, fall 1936 spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1936)

Price list, fall 1936 spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mecklenburg Nurseries, Inc, 1936)

Price list, fall 1936-spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1936)

Price list : fall 1957 - spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.M. Hobbs & Sons, 1957)

Price list, fall and spring 1933-1934 : azaleas, broad-leaved evergreens, new and rare shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Le-Mac Nurseries, Incorporated, 1933)

Price-list : fall and winter 1925-1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reasoner Brothers' Royal Palm Nurseries, 1925)

Price list : fall and winter 1926-1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, 1926)

Price list fall-winter-spring, 1949-1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kiskatom Nurseries, 1949)

Price list : for fall 1913 and spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A. Lingham], 1913)

Price list for fall 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1941)

Price list for fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1949)

Price list for fall 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1950)

Price list for fall of 1899 and spring of 1900 of nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Little Rock Nursery, 1900)

Price list for particular people : fancy nursery stock aristocratic rare plants 1930 - 31 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.M. Ellis, 1930)

Price list for spring 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1948)

Price list for spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1949)

Price list : landscape designing and planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (News-Blade Job Print, 1920)

Price list [of] Bolen Nursery and Orchard Company high grade nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bolen Nursery and Orchard Company, 1928)

Price list [of] Bolen Nursery and Orchard Company high grade nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bolen Nursery and Orchard Company, 1929)

Price list of field grown roses : 1910-1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. K. Nelson, 1910)

Price list of fruit and ornamental trees grapes, small fruits, etc. of the Napa Valley Nursery : season 1895-1896 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Napa Valley Nursery Co, 1895)

Price list of fruit and ornamental trees, small fruits, evergreens, roses, etc., of the California Nursery Co - California Nursery Co. (The Nursery, 1915)

Price list of fruit and ornamental trees, small fruits, evergreens, roses, etc., of the California Nursery Co - California Nursery Co. (The Nursery, 1881)

Price list of Nine Mile Point Nurseries : pecan trees, orange trees, fruit, shade and ornamental trees, shrubbery, plants, palms and rose bushes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nine Mile Point Nurseries, 1916)

Price list [of] nursery stock, landscape gardening, tree surgery : [1925-1926] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Dew's Nursery, 1925)

Price list of ornamental trees, shrubs, plants and vines : January 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nursery Co, 1924)

Price list of seeds of conifers, forest and ornamental trees, shrubs, palms, fruit trees and roots and seeds of medicinal plants. No. 50, season 1929-1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Co, 1929)

Price list of seeds of trees, shrubs and fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1904)

Price list of seeds of trees, shrubs and fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, Inc, 1909)

Price list of seeds of trees, shrubs and fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, Inc, 1906)

Price list of seeds of trees, shrubs and fruits, etc. : Season 1904-5 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, Inc, 1905)

Price list of seeds of trees, shrubs and fruits, etc. : Season 1907-8 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, Inc, 1908)

Price list of the Ashby nursery : fruit trees, ornamental trees, shrubs, roses, palms, bedding and border plants, bulbs, vines, house plants, seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.H. Wolters, 1909)

Price list of the Munson Nurseries. 1918-1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Munson Nurseries, 1918)

Price list of the oldest nursery in Indiana : fall 1958 - spring 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.M. Hobbs & Sons, 1958)

Price list of the Orange County Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richman & Mills, 1903)

Price list of the Orange County Nurseries : fall of 1900 spring of 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richman & Mills, 1901)

Price list of the Pacific Nurseries : fruit and ornamental trees, shrubs, roses, palms, bedding and border plants, bulbs, vines and house plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pacific Nurseries, 1916)

Price list of the Southern California Acclimatizing Association - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern California Acclimatizing Association, 1914)

Price list of tree and shrub seeds : season 1909-10 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.A. Miller, 1910)

Price list of trees, shrubs and flowers for the lower South : fall 1924-spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jennings Nursery, 1924)

Price list of trees, shrubs, plants and evergreens : spring 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Warner Harper, 1918)

Price list : ornamental trees, shrubs and vines for planting in nursery rows - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas J. Lane, 1917)

Price list : ornamental trees shrubs and vines, palms, ferns, grasses and flowering plants : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward H. Rust, 1925)

Price list : season 1921-1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Summit Nurseries, 1921)

Price list : season 1922-1923 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Summit Nurseries, 1922)

Price-list, spring 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen St. Mary Nurseries, 1901)

Price list : spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westcott Nursery Co, 1927)

Price list : spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wescott Nursery Company, (Westcott Nursery Company), 1928)

Price list to accompany Tropical planting book of the Royal Palm Nurseries : issue of January 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, 1939)

Price list : Towson Nurseries, Inc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Towson Nurseries, 1942)

Price list : Towson Nurseries, Inc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Towson Nurseries, 1938)

Prince catalogue - Wm. R. Prince & Co. (Wm. R. Prince & Co)

Prince's annual catalogue of fruit and ornamental trees and plants : cultivated and for sale at the Linnaean Botanic Garden & Nurseries, Flushing, Long Island, near New-York. All orders are to be addressed only to Wm. R. Prince & Co. only, no other resident of Flushing being authorized to receive any orders whatever for this establishment - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1841)

Prince's descriptive catalogue of fruit and ornamental trees, shrubbery, vines and plants, cultivated and for sale at the great original establishment, Prince's Linnaean Botanic Garden and Nurseries, Flushing, Long Island, near New-York, comprising the immense collections made by the ancestory of the present proprietors and by themselves during a century, together with rejected lists of such as their long experience has proved to be valueless - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1847)

Prince's descriptive catalogue of fruit and ornamental trees, shrubbery, vines and plants, cultivated and for sale at the great original establishment, Prince's Linnaean Botanic Garden and Nurseries, Flushing, Long Island, near New-York, comprising the immense collections made by the ancestors of the present proprietors and by themselves during a century, together with rejected lists of such as their long experience has proved to be valueless - Wm. R. Prince & Co. (Wm. R. Prince & Co. :b William Osborn [printer], 1845)

Prince's descriptive catalogue of fruit and ornamental trees, shrubbery, vines and plants, cultivated and for sale at the great original establishment, Prince's Linnaean Botanic Garden and Nurseries, Flushing, Long Island, near New-York - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1844)

Prince's select catalogue of the unrivaled collection of fruit & ornamental trees and shrubs, vines, creepers, p©onies, &c. : cultivated at the Linn©an Botanic Garden & Nurseries (founded 1732), Flushing, near New-York - Wm. R. Prince & Co. (s.n, 1863)

Prince's Select Descriptive Catalogue of the Unrivaled Collection of Fruit & Ornamental Tree and Shrubs, Vines, Creepers, Paeonies, &c., Cultivated at the Linnaean Botanic Garden and Nurseries, Flushing, Near New York - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1857)

Prince’s select catalogue of the unrivaled collection of fruit & ornamental trees and shrubs, vines, creepers, pæonies, &c. : cultivated at the Linnæan Botanic Garden & Nurseries (founded 1732), Flushing, near New-York - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1863)

Prince’s select descriptive catalogue of the unrivaled collection of fruit & ornamental trees and shrubs, vines, creepers, pæonies, &c. : cultivated at the Linnæan Botanic Garden & Nurseries, Flushing, near New York - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1860)

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)

Principles of scientific botany, or, Botany as an inductive science - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (Longman, Brown, Green, and Longmans, 1849)

Principles of scientific botany, or, Botany as an inductive science - Lankester, Edwin, 1814 -1874 (Printed for Longman, Brown, Green, and Longmans, 1849)

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

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

Proceedings and transactions of the Texas Academy of Science - Texas Academy of Science. (The Academy, 1941)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1854)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1875)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1889)