Hymenoptera of America north of Mexico : synoptic catalog - Krombein, Karl V. (U.S. Dept. of Agriculture, 1951)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)

The identification of important North American oak woods, based on a study of the anatomy of the secondary wood - Mell, Clayton Dissinger, (Govt. print. off, 1911)

Identification of the economic woods of the United States : including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (J. Wiley & Son, 1912)

Identification of the economic woods of the United States; including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (Wiley, 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (John Wiley & sons, inc.; [etc., etc. ], 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (J. Wiley & Sons, 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (John Wiley & sons, inc.; [etc., etc.], 1919)

The identification of trees & shrubs; how to recognize, without previous knowledge of botany, wild or garden trees and shrubs native to the north temperate zone - Makins, F. K. (Dutton, 1937)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1949)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1979)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1982)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1997)

Illinois forest management : a quarterly newsletter for Illinois landowners - University of Illinois at Urbana-Champaign. Cooperative Extension Service. (Dept. of Forestry and the Cooperative Extension Service, University of Illinois at Urbana-Champaign, 1998)

Illinois' forest resource - Raile, Gerhard K. (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1988)

Illinois forest statistics, 1985 - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1987)

Illinois Natural History Survey bulletin - Illinois. Natural History Survey Division (The Survey, 1987)

Illinois Natural History Survey bulletin - Illinois. Natural History Survey Division (The Survey, 2007)

The Illinois Natural History Survey reports - Illinois. Natural History Survey Division (Natural History Survey, Illinois Institute of Natural Resources, 2001)

Illinois River Bluffs area assessment - Illinois. Dept. of Natural Resources. (Illinois Dept. of Natural Resources, 1998)

Illinois wetland restoration and creation guide - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1997)

Illustrated and descriptive catalogue of fruit and ornamental trees : shrubs, roses, grape vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (First National Nurseries, 1909)

Illustrated and descriptive catalogue of fruit and ornamental trees : roses grape vines shrubs small fruits plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Nursery Co, 1912)

Illustrated and descriptive catalogue of fruit and ornamental trees : roses grape vines shrubs small fruits plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Nursery Co, 1910)

Illustrated and descriptive catalogue of ornamental trees, shrubs, roses, grape vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (First National Nurseries, 1917)

An illustrated catalogue of American insect galls - Felt, Ephraim Porter, 1868 -1943 (1915)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)

The Illustrated dictionary of gardening : a practical and scientific encyclopaedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. Upcott Gill, 1887)

The illustrated dictionary of gardening, a practical and scientific encyclopedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. U. Gill, 1884)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1896)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's Sons, 1896)

Illustrated key to the longhorned woodboring beetles of the Eastern United States - Lingafelter, Steven W. (Coleopterists Society, 2007)

Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada; based primarily upon leaf characters - Collins, J. Franklin (James Franklin), 1863 -1940 (Holt, 1912)

Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada; based primarily upon leaf characters - Preston, Howard W. 1859 - (H. Holt and company, 1912)

Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada based primarily upon leaf characters - Collins, J. Franklin (James Franklin), 1863 -1940 (McClelland and Goodchild, 1912)

Illustriertes Handbuch der Laubholzkunde; Charakteristik der in Mitteleuropa heimischen und im Freien angepflanzten angiospermen Gehölz-Arten und Formen mit Ausschluss der Bambuseen und Kakteen. Register - Schneider, Camillo, 1876 -1951 (G. Fischer, 1912)

Illustriertes Handbuch der Laubholzkunde :Charakteristik der in Mitteleuropa heimischen und im freien angepflanzten angiospermen Geho¨lz-Arten und Formen mit Ausschluss der Bambuseen und Kakteen - Schneider, Camillo, 1876 -1951 (G. Fischer, 1906)

The important timber trees of the United States, a manual of practical forestry, for the use fo foresters, students and laymen in forestry, lumbermen, farmers and other land-owners, and all who contemplate growing trees for economic purposes - Elliott, Simon Bolivar (H. Mifflin, 1912)

The important timber trees of the United States; a manual of practical forestry for the user of foresters, students and laymen in forestry, lumbermen, farmers and other land-owners, and all who contemplate growing trees for economic purposes - Elliott, Simon Bolivar (Houghton Mifflin Company, The Riverside Press Cambridge, 1912)

Index Kewensis plantarum phanerogamarum : nomina et synonym omnium generum et specierum a linnaeo usque as annum MDCCLXXXV complectans nomine recepro auctore patria unicuique planta subjectis : sumptibus beati Caroli Roberti Darwin ductu et consilio Josephi D. Hooker. Tomus 1-2 = Index Kewensis : an enumeration of the genera and species of flowering plants from the time of Linnaeus to the year 1885 inclusive together with their authors names, the works in which they were first published, their native countries and thei - Hooker, Joseph Dalton, 1817 -1911 (Clarendon Press, 1893)

Index of organisms and non-parasitic diseases in the Plant disease reporter, supplements 105-110, 1938 - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1939)

Index Rafinesquianus : the plant names published by C. S. Rafinesque with reductions, and a consideration of his methods, objectives, and attainments - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Arnold Arboretum of Harvard University, 1949)

An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

Indiana forest statistics, 1986 - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1988)

Indiana's timber industry–an assessment of timber product output and use, 1995 - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, North Central Research Station, 1998)

Indiana's timber resource, 1986 : an analysis - Spencer, John S. (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1990)

Indiana University studies - Indiana University (The University, 1923)

Indiana University studies - Indiana University (The University, 1929)

Injurious and beneficial insects of California - California. State Commission of Horticulture. (California state printing office, 1915)

Inpaws journal - Indiana Native Plant; Wildflower Society. (Indiana Native Plant and Wildflower Society, 2014)

Insect and disease report - Montana. Forestry Division. (Montana Dept. of Natural Resources and Conservation, Division of Forestry, 1976)

Insect galls of Springfield, Massachusetts, and vicinity - Stebbins, Fannie Adelle. (Springfield Museum of Natural History, 1909)

Insect life - United States. Division of Entomology. (G.P.O, 1888)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1892)

Insects : a guide to their collection, identification, preservation, and shipment - Stein, John D. (Rocky Mountain Forest and Range Experiment Station, 1976)

Insects galls of Springfield, Massachusetts, and vicinity - Stebbins, Fannie Adelle. (The Museum, 1909)

Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

Interior Columbia Basin ecosystem management project : analysis of vascular plants - Shelly, J. Stephen (U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station], 1997)

The International Phytogeographic Excursion (I.P.E.) in America, 1913 - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Botany School, 1915)

Internationally dangerous forest tree diseases - International Union of Forest Research Organizations. Working Group on International Cooperation in Forest Disease Research. (U.S. Dept. of Agriculture, Forest Service, 1963)

Introduction to botany - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1914)

Introduction to botany - Stevens, William Chase, 1861 -1955 (D. C. Heath & Co, 1902)

Introduction to botany - Stevens, William Chase, 1861 -1955 (D.C. Heath & Co, 1902)

Introduction to structural and systematic botany, and vegetable physiology - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1857)

Introduction to structural and systematic botany and vegetable physiology : being a fifth and revised edition of The botanical text-book - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1876)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1978)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 2004)

Iowa Erysiphaceae - Anderson, Jacob Peter, 1874 -1953 (1907)

Iowa forest resources, 1974 - Spencer, John S. (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1980)

The Iowa ornithologist - Iowa Ornithological Association. (David L. Savage, 1894)

Iowa parks - Pammel, L. H. (Louis Hermann), 1862 -1931 (1920)

Iowa parks. Conservation of Iowa historic, scenic and scientific areas. Also, a description of numerous areas suitable for public state parks, with reasons for their preservation. Report of the State board of conservation - Pammel, L. H. (Louis Hermann), 1862 -1931 (1920)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1818)

J. M. Nickell's Botanical ready reference : especially designed for druggists and physicians ... - Nickell, J. M. (Nickell, 1881)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1892)

Jahres-Bericht der Schlesischen Gesellschaft für Vaterländische Cultur - Herrick, Francis Hobart, 1858 -1940 (G.P. Aderholz, 1861)

Jahresbericht der Königl. Schwedischen Akademie der Wissenschaften über die Fortschritte der Botanik ... - Kungl. Svenska vetenskapsakademien. (Konigl. Schwedischen Akademie der Wissenschaften, 1828)

Jahresbericht über das Gebiet der Pflanzenkrankheiten - Hollrung, M. (Max), 1858 -1937 (P. Parey, 1907)

January bulletin of forestry and lining out stock : spring 1928 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1928)

Le Jardin (Librairie horticole du Jardin, 1898)

Le Jardin (Librairie horticole du Jardin, 1887)

Le Jardin des plantes : description complete, historique et pittoresque du Muséum d'histoire naturelle, de la ménagerie, des serres, des galeries de minéralogie et d'anatomie, et de la vallée suisse : moeurs et instincts des animaux, botanique, anatomie comparée : minéralogie, géologie, zoologie - Gervais, Paul, 1816 -1879 (L. Curmer, 1842)

John Charles Frémont : botanical explorer - Welsh, Stanley L. (Missouri Botanical Garden Press, 1998)

John Leonard Riddell and John Torrey correspondence, 1833-1838 - Riddell, John Leonard, 1807 -1867 (1833)

Joint bulletin - Vermont Botanical; Bird Club. (The Club, 1922)

Jonathan Pearson and John Torrey correspondence, 1844 - Pearson, Jonathan, 1813 -1887 (1844)

Journal d'agriculture pratique (Dusacq, Librairie agricole de la Maison rustique, 1853)

Journal kept by David Douglas during his travels in North America 1823-1827, together with a particular description of thirty-three species of American oaks and eighteen species of Pinus, with appendices containing a list of the plants introduced by Douglas and an account of his death in 1834. Published under the direction of the Royal Horticultural Society - Royal Horticultural Society (Great Britain) (W. Wesley & Son, 1914)

Journal of a botanical excursion in the northeastern parts of the states of Pennsylvania and New York, during the year 1807 - Pursh, Frederick, 1774 -1820 (Brinckloe & Marot, printers, 1869)

Journal of a botanical excursion in the northeastern parts of the states of Pennsylvania and New York : during the year 1807 - Pursh, Frederick, 1774 -1820 ([The Association], 1923)

Journal of agricultural research - Association of American Agricultural Colleges; Experiment Stations. (U.S. Govt. Printing Office, 1914)

The Journal of arachnology - American Arachnological Society (American Arachnological Society, 2014)

Journal of economic entomology - American Association of Economic Entomologists (Entomological Society of America [etc.], 1915)

Journal of forestry - Society of American Foresters. (Society of American Foresters, 1917)

Journal of forestry - Society of American Foresters. (Society of American Foresters, 1918)

The journal of forestry and estates management (W. Rider, 1877)