Kelsey's hardy plants : 1938 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1938)

Kelsey's hardy plants : 1939 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1939)

Kelsey's hardy plants : nurserymen since 1885 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1954)

Kelsey's hardy plants : nurserymen since 1885 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1953)

Kelsey's native American plants : wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1936)

Kelsey's : nurserymen since 1885 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1951)

Key and flora, northern and central states - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1908)

Key and flora : northern and central states - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1908)

Key to important woody plants of eastern Oregon and Washington - Garrison, George A., 1917 - (U.S. Govt. Print. Off, 1960)

Key to the Rocky Mountain flora. Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (1919)

Klamath-Iron Gate Watershed analysis : version 1.1 - United States. Bureau of Land Management. Ashland Resource Area. (U.S. Department of the Interior, Bureau of Land Management, Medford District Office, Ashland Resource Area, 2000)

Knowledge. v. 1-40; Nov. 1881-Dec. 1917 (Wyman [etc.])

Köhler's Medizinal-Pflanzen in naturgetreuen Abbildungen mit kurz erläuterndem Texte : Atlas zur Pharmacopoea germanica, austriaca, belgica, danica, helvetica, hungarica, rossica, suecica, Neerlandica, British pharmacopoeia, zum Codex medicamentarius, sowie zur Pharmacopoeia of the United States of America - Gürke, M. (Max) 1854 -1911 (Fr. Eugen Köhler, 1890)

Det Kongelige Danske videnskabernes selskabs skrifter. Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1845)

Det Kongelige Danske videnskabernes selskabs skrifter. Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1873)

Det Kongelige Danske videnskabernes selskabs skrifter. Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1890)

Det Kongelige Danske videnskabernes selskabs skrifter. Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1918)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1865)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1916)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1902)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1918)

Kosmos (Ernst Günther, 1881)

Die krankheiten der pflanzen, ein handbuch fur land-und forstwirte, gartner, gartenfreunde und botaniker - Frank, Albert Bernhard, 1839 -1900 (Trewendt, 1896)

Kritisk ordbok öfver svenska växtnamnen - Fries, Elias, 1794 -1878 (P.A. Norstedt, 1880)

Kryptogamenflora der Mark Brandenburg und angrenzender Gebiete - Dahlemer Botanischer Verein (Gebrüder Borntraeger, 1905)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1857)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1886)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1896)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1905)

la han zhong zi zhi wu ming cheng : di er ban 拉汉种子植物名称:第二版 - ke xue yuan bian yi chu ban wei yuan hui 科学院编译出版委员 会 (ke xue chu ban she 科学出版社, 1974)

A Labrador Spring - Townsend, Charles Wendell, 1859 -1934 (Estes, 1910)

A Labrador spring - Townsend, Charles Wendell, 1859 -1934 (D. Estes & company, 1910)

A Labrador spring - Townsend, Charles Wendell, 1859 -1934 (D. Estes & Co, 1910)

A Labrador spring - Townsend, Charles Wendell, 1859 -1934 (D. Estes & co, 1910)

Labrador, the country and the people - Grenfell, Wilfred Thomason, Sir, 1865 -1940 (The Macmillan co, 1909)

Labrador, the country and the people - Grenfell, Wilfred Thomason, Sir, 1865 -1940 (The Macmillan co, 1913)

Labrador, the country and the people - Grenfell, Wilfred Thomason, Sir, 1865 -1940 (The Macmillan company, 1922)

Labrador : the country and the people - Grenfell, Wilfred Thomason, Sir, 1865 -1940 (Macmillan, 1912)

Labrador : the country and the people - Grenfell, Wilfred Thomason, Sir, 1865 -1940 (Macmillan Co, 1909)

Labrador, the country and the people - Grenfell, Wilfred Thomason, Sir, 1865 -1940 (Macmillan, 1909)

The ladies' floral cabinet - Williams, Henry T. (Henry T. Williams, 1886)

Laerebog i den botaniske terminologie og systemlaere - Drejer, Salomon Thomas Nicolai, 1813 -1842 (Schuboth, 1839)

Lake Superior: its physical character, vegetation, and animals, compared with those of other and similar regions - Agassiz, Louis, 1807 -1873 (Gould, Kendall and Lincoln, 1850)

Lake Superior - Agassiz, Louis, 1807 -1873 (R. E. Krieger Pub. Co, 1974)

Land birds of the Pacific district - Belding, Lyman, 1829 -1917 (California Academy of Sciences, 1890)

Land snail survey of the lower Salmon River drainage, Idaho - Frest, Terrence J. (Bureau of Land Management, Idaho State Office, 1997)

Die Land- und Süsswasser-Conchylien der Vorwelt - Sandberger, Fridolin, 1826 -1898 (1870)

Landmarks of botanical history; a study of certain epochs in the development of the science of botany. Part I.–Prior to 1562 A. D - Greene, Edward Lee, 1843 -1915 (Smithsonian institution, 1909)

Landmarks of botanical history; a study of certain epochs in the development of the science of botany - Greene, Edward Lee, 1843 -1915 (Smithsonian institution, 1909)

Landmarks of botanical history, a study of certain epochs in the development of the science of botany - Greene, Edward Lee, 1843 -1915 (Smithsonian Inst, 1909)

Landscape garden series - Root, Ralph Rodney. (The Garden Press, 1921)

The landscape gardening book, wherein are set down the simple laws of beauty and utility which should guide the development of all grounds - Tabor, Grace, 1873? - (R. M. McBride, 1916)

The landscape gardening book, wherein are set down the simple laws of beauty and utility which should guide the development of all grounds - Tabor, Grace, 1873? - (McBride, Winston & Company, 1911)

Landscape gardening : or, Parks and pleasure grounds. With practical notes on country residences, villas, public parks and gardens ... - Allen, Lewis F. (Lewis Falley), 1800 -1890 (C.M. Saxton, 1856)

Landscape gardening, or, Parks and pleasure grounds : with practical notes on country residences, villas, public parks, and gardens - Allen, Lewis F. (Lewis Falley), 1800 -1890 (C.M. Saxton, 1853)

Landscape gardening, or, Parks and pleasure grounds : with practical notes on country residences, villas, public parks and gardens - Allen, Lewis F. (Lewis Falley), 1800 -1890 (A.O. Moore, Agricultural Book Publisher, 1858)

The landscape line for 1955 : our sixty-seventh year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oak Park Nurseries, 1955)

Larva collecting and breeding; a handbook to the larvae of the British macro-lepidoptera and their food plants; both in nature and in confinement, with authorities - St. John, John Seymour. (W. Wesley, and to be had of the author, 1890)

Larva collecting and breeding : a handbook to the larvae of the British Macro-Lepidoptera and their food plants : both in nature and in confinement, with authorities - St. John, John Seymour. (W. Wesley, 1890)

Lasca leaves - Southern California Horticultural Institute. (California Arboretum Foundation, 1960)

Lasca leaves - Southern California Horticultural Institute. (California Arboretum Foundation, 1961)

Lasca leaves - Southern California Horticultural Institute. (California Arboretum Foundation, 1962)

Lasca leaves - Southern California Horticultural Institute. (California Arboretum Foundation, 1967)

Lasca leaves - Southern California Horticultural Institute. (California Arboretum Foundation, 1972)

Late Cretaceous and Cenozoic history of Latin American vegetation and terrestrial environments - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2010)

Late Quaternary vegetation history of the Yellowstone Lake Basin, Wyoming - Geological Survey (U.S.) (U.S. Dept. of the Interior, Geological Survey : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1976)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1932)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1937)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1941)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1944)