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)

An introduction to California plant life - Ornduff, Robert (University of California Press, 1974)

Invasive alien flora and fauna in South Africa : expertise and bibliography - South African National Biodiversity Institute. (South African National Biodiversity Institute, 2007)

Invertebrata : Tasmania's Invertebrate newsletter - Queen Victoria Museum; Art Gallery (Launceston, Tas.) (Queen Victoria Museum & Art Gallery, 1997)

Investigations of the white-pine blister rust - Spaulding, Perley (U.S. Dept. of Agriculture, 1922)

Irish gardening (Pub. Office, 1918)

Irish gardening (Pub. Office, 1919)

Island biology - Carlquist, Sherwin John, 1930 - (Columbia University Press, 1974)

IUCN Directory of Afrotropical Protected Areas (1987)

The IUCN Invertebrate Red Data Book (1983)

Jahresbericht über die Neuerungen und Leistungen auf dem Gebiete des Pflanzenschutzes - Hollrung, M. (Max), 1858 -1937 (P. Parey, 1898)

James W. Robinson Nurseries, [19]36-37 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (James W. Robinson Nurseries, 1936)

jiang xi sheng lu shan zi ran bao hu qu sheng wu duo yang xing kao cha yu yan jiu - Liu, Xinzhong & Wang Lang. (ke xue chu ban she)

Journal and proceedings of the Royal Society of New South Wales - Royal Society of New South Wales (C. Potter, Acting. Govt. Printer, 1909)

Journal and proceedings of the Royal Society of New South Wales - Royal Society of New South Wales (C. Potter, Acting. Govt. Printer, 1920)

Journal and proceedings of the Royal Society of New South Wales - Royal Society of New South Wales (C. Potter, Acting. Govt. Printer, 1925)

Journal and proceedings of the Royal Society of New South Wales - Royal Society of New South Wales (C. Potter, Acting. Govt. Printer, 1927)

Journal and proceedings of the Royal Society of New South Wales - Royal Society of New South Wales (C. Potter, Acting. Govt. Printer, 1929)

Journal and proceedings of the Royal Society of New South Wales - Royal Society of New South Wales (C. Potter, Acting. Govt. Printer, 1934)

Journal d'agriculture pratique (Dusacq, Librairie agricole de la Maison rustique, 1907)

Journal / Edinburgh Natural History Society - Edinburgh Natural History Society, (Edinburgh Natural History Society, 1984)

Journal / Edinburgh Natural History Society - Edinburgh Natural History Society, (Edinburgh Natural History Society, 1992)

The Journal of arachnology - American Arachnological Society (American Arachnological Society, 1988)

The Journal of arachnology - American Arachnological Society (American Arachnological Society, 1994)

Journal of economic entomology - American Association of Economic Entomologists (Entomological Society of America [etc.], 1910)

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

The Journal of horticulture, cottage gardener and country gentlemen (George W. Johnson and Robert Hogg, 1861)

The Journal of horticulture, cottage gardener and country gentlemen (George W. Johnson and Robert Hogg, 1870)

The Journal of horticulture, cottage gardener and country gentlemen (George W. Johnson and Robert Hogg, 1871)

The Journal of horticulture, cottage gardener and country gentlemen (George W. Johnson and Robert Hogg, 1874)

Journal of Hymenoptera research - International Society of Hymenopterists (International Society of Hymenopterists, 1992)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 2002)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 2003)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 2005)

The Journal of Research on the Lepidoptera - Lepidoptera Research Foundation (Lepidoptera Research Foundation, 1965)

The Journal of Research on the Lepidoptera - Lepidoptera Research Foundation (Lepidoptera Research Foundation, 1981)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1935)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1946)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1953)

Journal of the Adelaide Botanic Gardens - Adelaide Botanic Garden. (Adelaide Botanic Gardens, 1981)

Journal of the Adelaide Botanic Gardens - Adelaide Botanic Garden. (Adelaide Botanic Gardens, 1989)

Journal of the Adelaide Botanic Gardens - Adelaide Botanic Garden. (Adelaide Botanic Gardens, 2005)

The Journal of the Alabama Academy of Science - Alabama Academy of Science. ([Auburn University Printing Service], 2008)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1923)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1942)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1962)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1966)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1976)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1989)

The journal of the Bombay Natural History Society - Bombay Natural History Society. (Bombay Natural History Society, 1962)

The journal of the Bombay Natural History Society - Bombay Natural History Society. (Bombay Natural History Society, 1965)

Journal of the Elisha Mitchell Scientific Society - Elisha Mitchell Scientific Society (Chapel Hill, N.C.) (Elisha Mitchell Scientific Society [etc.], 1909)

Journal of the Entomological Society of British Columbia - Entomological Society of British Columbia (Entomological Society of British Columbia, 1996)

The Journal of the Horticultural Society of London, 1846-1855 - Horticultural Society of London (Published for the Society, by Longman and Co, 1849)

The Journal of the Horticultural Society of London, 1846-1855 - Horticultural Society of London (Published for the Society, by Longman and Co, 1850)

The Journal of the Horticultural Society of London, 1846-1855 - Horticultural Society of London (Published for the Society, by Longman and Co, 1855)

Journal of the Horticultural Society of New York - Horticultural Society of New York. (The Society, 1921)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1986)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1987)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1992)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1995)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1997)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1998)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 2002)

Journal of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 2008)

The Journal of the Linnean Society. Botany - Linnean Society of London. (Longman, Green, Longman, Roberts & Green, 1901)

Journal of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1930)

Journal of the New York Entomological Society - New York Entomological Society. (Allen Press [etc.], 1903)

Journal of the New York Entomological Society - New York Entomological Society. (Allen Press [etc.], 1992)

Journal of the New York Entomological Society - New York Entomological Society. (Allen Press [etc.], 1996)

Journal of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1984)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1889)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1892)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1898)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1899)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1906)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1913)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1914)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1921)

Journal of the Royal Microscopical Society - Royal Microscopical Society (Great Britain) (Royal Microscopical Society, 1901)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 1966)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 1982)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 1989)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 1994)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 1996)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 1998)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 2000)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 2002)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 2003)

Journal of the Royal Society of Western Australia - Royal Society of Western Australia (The Society, 2014)

Journal of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences], 1912)

Journal of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences], 1915)

Journal of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences], 1931)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1885)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1888)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1901)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1904)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1905)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1906)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1908)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1909)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1911)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1912)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1914)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1915)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1920)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1921)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1922)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1925)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1926)

The ladyslipper and I - Stebbins, G Ledyard, Jr., (George Ledyard), 1906 -2000 (Missouri Botanical Garden, 2007)

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)

Lasca leaves - Southern California Horticultural Institute. (California Arboretum Foundation, 1976)

LASCA miscellanea - Los Angeles State; County Arboretum. (Los Angeles State and County Arboretum ; Prepared for distribution by California Arboretum Foundation, Inc, 1953)

Latrobe Valley naturalist (Latrobe Valley Field Naturalists' Club, 1966)

Latrobe Valley naturalist (Latrobe Valley Field Naturalists' Club, 1968)

Latrobe Valley naturalist (Latrobe Valley Field Naturalists' Club, 1970)

Latrobe Valley naturalist (Latrobe Valley Field Naturalists' Club, 1979)

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], 1947)

Leonard Coates Nurseries, nurserymen, florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, 1931)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1952)