ProHort - Center for Urban Horticulture (1995)

Propagation of forest trees having commercial value and adapted to Pennsylvania - Pennsylvania. Department of Forest; Waters. (W. S. Ray, state printer, 1902)

Propagation of forest trees having commercial value and adapted to Pennsylvania - Wirt, George H. (George Hermann), 1880 -1961 (Pennsylvania Dept. of Forestry, 1902)

Le propriétaire-planteur; semer et planter traité pratique et économique des reboisements et des plantations des parcs et jardins - Cannon, David (L. Laveur, 1906)

A provisional host-index of the fungi of the United States - Farlow, W. G. (William Gilson), 1844 -1919 (1888)

A provisional host-index of the fungi of the United States - Farlow, W. G. (William Gilson), 1844 -1919 (1890)

A provisional host-index of the fungi of the United States - Farlow, W. G. (William Gilson), 1844 -1919 (1891)

A provisional list of the parasitic fungi of Wisconsin - Davis, John Jefferson. (1914)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1889)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1895)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1899)

Publication. Field Columbian Museum. Botanical series - Field Columbian Museum. (Field Columbian Museum, 1896)

Publication. Field Museum of Natural History. Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1940)

Publications of the Central States Forest Experiment Station, July 1927 through December 1949 - Central States Forest Experiment Station (Columbus, Ohio) (The Station, 1950)

The publications of the Pennsylvania chestnut tree blight commission, 1911-1913 - Pennsylvania. Chestnut Tree Blight Commission. (W. S. Ray, state printer, 1915)

Publications to January 1960 - Central States Forest Experiment Station (Columbus, Ohio) (The Station, 1960)

Queen Anne's county - Maryland Geological Survey. (The Johns Hopkins press, 1926)

Random notes on natural history (Southwick & Jencks, 1885)

Rapport sur les substances végétales et animales, fait à la commission française du jury international de l'Exposition universelle de Londres - Payen, M. (Anselme), 1795 -1871 (Imprimerie impériale, 1855)

A record of the fungi named by J.B. Ellis - United States. Bureau of Plant Industry, Soils,; Agricultural Engineering. (Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, U.S. Dept. of Agriculture, 1952)

Recueil de mémoires et autres pièces de prose et de vers : qui ont été lus dans les séances de la Société des amis des sciences, des lettres, de l'agriculture et des arts, à Aix - Société des amis des sciences, des lettres, de l'agriculture et des arts (Aix-en-Provence, France) (Augustin Pontier, 1819)

Reference catalog : ornamental trees, shrubs, evergreens, perennial plants, roses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern Nursery and Landscape Company, 1940)

Reise in das innere Nord-America in den Jahren 1832 bis 1834 - Wied, Maximilian, Prinz von, 1782 -1867 (Bei J. Hœlscher, 1839)

The relation of insect defoliation to mortality in Connecticut forests - Stephens, George Robert, 1929 - (Connecticut Agricultural Experiment Station, 1971)

Reliably hardy evergreens for fall planting : autumn 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1915)

Repertorium annuum literaturae botanicae periodicae - Bemmelen, J. A. van. (Erven Loosjes, 1873)

Report / Botanical Society and Exchange Club of the British Isles - Botanical Society; Exchange Club of the British Isles. (1923)

Report of the botanical exploration of southwestern Virginia during the season of 1892 - Small, John Kunkel, 1869 -1938 (1893)

Report of the Botanist - New York (State). State Botanist. (James B. Lyon, State Printer, 1867)

Report of the Commissioner of Agriculture ... - United States. Department of Agriculture. (G.P.O, 1876)

Report of the Commissioner of Agriculture ... - United States. Department of Agriculture. (G.P.O, 1863)

Report of the Commissioner of Agriculture ... - United States. Department of Agriculture. (G.P.O, 1887)

Report of the Entomologist - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Bureau of Entomology, 1886)

Report of the Fruit Growers' Association of Ontario for the year .... Report of the Entomological Society of Ontario for the year ... - Entomological Society of Ontario. (The Association, 1880)

Report of the Geological Survey of Ohio - Geological Survey of Ohio. (Nevins & Myers, state printers, 1893)

Report of the geological survey of Ohio - Geological Survey of Ohio. (Nevins & Meyers, 1893)

Report of the Government Botanist and Director of the Botanic Garden - Mueller, Ferdinand von, 1825 -1896 (Govt. Printer, 1869)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1904)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1905)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1911)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1912)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1913)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1914)

Report of the Northern Great Plains Field Station for the 10-year period, 1913-1922, inclusive - Stephens, John Morman, 1879 - (U.S. Dept. of Agriculture, 1925)

Report of the State board of agriculture on the work of extermination of the gypsy moth - Massachusetts. State board of agriculture. (Wright & Potter printing co., state printers, 1893)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1901)

Report of the State Entomologist on injurious and other insects of the state of New York - Felt, Ephraim Porter, 1868 -1943 (Weed, Parsons and Co.; University of the State of New York, 1904)

Report of the State Entomologist on injurious and other insects of the state of New York - Felt, Ephraim Porter, 1868 -1943 (Weed, Parsons and Co.; University of the State of New York, 1907)

Report of the State Entomologist on injurious and other insects of the state of New York - Felt, Ephraim Porter, 1868 -1943 (Weed, Parsons and Co.; University of the State of New York, 1921)

Report on forest 1899 - New Jersey Geological Survey. (State printers, 1900)

Report on forests - Geological Survey of New Jersey. (MacCrellish & Quigley, 1900)

Report on forests and forestry - Warder, J. A. (John Aston), 1812 -1883 (G.p.o, 1875)

Report on the botany of Barren and Edmonson counties - Hussey, John. 1831 -1888 (1876)

Report on the forests of North America, exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Govt. Print. Off, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (Govt. print. off, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (G.P.O, 1884)

Report on the geology and agriculture of the State of Mississippi - Mississippi. State Geologist. (E. Barksdale, State Printer, 1860)

Report on the Natal forests - Fourcade, Henry George, 1865 -1948 (s.n.], 1889)

A report on the trees and shrubs growing naturally in the forests of Massachusetts : Published agreeably to an order of the Legislature, by the Commissioners on the zoological and botanical survey of the state - Emerson, George B. (George Barrell), 1797 -1881 (Dutton and Wentworth, Printers, 1846)

A report on the trees and shrubs growing naturally in the forests of Massachusetts. Originally published agreeably to an order of the Legislature, by the Commissioners on the Zoological and Botanical Survey of the State - Emerson, George B. (George Barrell), 1797 -1881 (Brown, 1894)

A report on the trees and shrubs growing naturally in the forests of Massachusetts - Emerson, George B. (George Barrell), 1797 -1881 (Little, Brown, and Company, 1903)

Report upon forestry. From the committee appointed to memorialize Congress and the state legislatures, regarding the cultivation of timber and the preservation of forests - Hough, Franklin Benjamin, 1822 -1885 (Govt. Print. Off, 1878)

Report upon the forestry investigations of the U.S. Department of agriculture. 1877-1898 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. print. off, 1899)

Reports and transactions - Cardiff Naturalists' Society. (1893)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1854)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1901)

Reports of the Survey. Botanical series - Geological; Natural History Survey of Minnesota. (1892)

Research accomplishments - United States. Forest Service. (1970)

Retail, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1941)

Retail price list : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Van Lindley Nursery Company, 1923)

Retail price list 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1925)

Retail price list, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1935)

Retail price list, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1936)

Retail price list, 1937 : shrubs, trees, vines, palms, ferns, bedding plants, flowering plants and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward H. Rust, 1937)

Retail price list, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1939)

Retail price list : Fall 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Van Lindley Nursery Co, 1920)

Retail price list : fall 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1922)

Retail price list : fall 1943, spring 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1943)

Retail price list : January 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo Nurseries, 1959)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1914)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1915)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1916)

Review of the species of New World Erythroneurini (Hemiptera ; Cicadellidae: Typhlocybinae) : IV. Genus Eratoneura - Illinois. Natural History Survey Division (Illinois Natural History Survey, 2010)

Revised checklist of New York State plants - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1997)

A revision of the North American species of buprestid beetles belonging to the tribe Chrysobothrini - Fisher, Warren Samuel, 1878 -1971 (U.S. Dept. of Agriculture, 1942)

Revue de viticulture : organe de l'agriculture des régions viticoles - Ravaz, L. (Louis) (Bureaux de la "Revue de Viticulture", 1894)

Revue horticole (Librairie agricole de la maison rustique, 1852)

Revue horticole (Librairie agricole de la maison rustique, 1857)

Revue horticole (Librairie agricole de la maison rustique, 1860)

Revue horticole (Librairie agricole de la maison rustique, 1885)

Revue horticole (Librairie agricole de la maison rustique, 1887)

Revue horticole (Librairie agricole de la maison rustique, 1889)

Revue horticole (Librairie agricole de la maison rustique, 1829)

Revue horticole (Librairie agricole de la maison rustique, 1896)

Revue horticole (Librairie agricole de la maison rustique, 1897)

Revue horticole (Librairie agricole de la maison rustique, 1898)

Revue horticole (Librairie agricole de la maison rustique, 1919)

Revue mycologique (Bureaux de la rédaction, 1889)

Revue mycologique (Bureaux de la rédaction, 1894)

Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1897)

Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1888)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1920)

Rhode Island plants, or additions and emendations to the catalogue of plants published by the Providence Franklin Society in March, 1845 - Olney, Stephen T. (Stephen Thayer), 1812 -1878 (Providence Franklin Society, 1846)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1901)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1903)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1911)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1913)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1915)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1916)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1919)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1922)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1923)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1926)