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, 1900)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1901)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1902)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1903)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1905)

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, 1908)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1909)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1910)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1911)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1912)

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, 1915)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1916)

Journal of the Royal Horticultural Society of London - Horticultural Society of London (Printed for the Royal Horticultural Society by Spottiswoode & Co, 1918)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1884)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1887)

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

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1890)

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

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1893)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1897)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1902)

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, 1907)

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, 1910)

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

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

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

The ladies' magazine of gardening - Loudon, Mrs. (Jane) 1807 -1858 (William Smith, 1842)

Laelia orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julia G. Seide, 1955)

Lebensgeschichte der Blütenpflanzen Mitteleuropas : spezielle Ökologie der Blütenpflanzen Deutschlands, Österreichs und der Schweiz - Schröter, Carl, 1855 -1939 (E. Ulmer, 1936)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1886)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1889)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1898)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1899)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1900)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1885)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1886)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1889)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1893)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1894)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1895)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1898)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1901)

Lindenia : iconography of orchids - Linden, Jean Jules, 1817 -1898 (L. Linden, 1893)

Lindenia : iconography of orchids - Linden, Jean Jules, 1817 -1898 (L. Linden, 1896)

Lindenia : iconography of orchids - Linden, Jean Jules, 1817 -1898 (L. Linden, 1895)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1844)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1937)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1938)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1939)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1940)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1948)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1931)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1973)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1977)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1978)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1963)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1950)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1951)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1956)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1959)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1985)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1953)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1961)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1958)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1987)