International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1908)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1911)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1919)

International catalogue of scientific literature [Sect.] M. Botany : 1st -14th annual issues, 1901-1914 (Published for the International Council by the Royal Society of London, 1904)

International review of the science and practice of agriculture - International Institute of Agriculture. Bureau of Agricultural Intelligence; Plant Diseases. (International Institute of Agriculture, Bureau of Agricultural Intelligence and Plant Diseases, 1916)

An introduction to the flora of Natal and Zululand - Bews, J. W. (John William), 1884 -1938 (City Printing Works, 1921)

An introduction to the structure and reproduction of plants - Fritsch, Felix Eugene, 1879 -1954 (Bell, 1920)

An introduction to the structure and reproduction of plants - Fritsch, Felix Eugene, 1879 -1954 (G. Bell and sons ltd, 1920)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1920)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1921)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1923)

IUCN Directory of Afrotropical Protected Areas (1987)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1891)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1896)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1905)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1911)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1912)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1913)

Jahres-Bericht der Schlesischen Gesellschaft für Vaterländische Cultur - Herrick, Francis Hobart, 1858 -1940 (G.P. Aderholz, 1885)

Jahresbericht der Naturhistorischen Gesellschaft zu Hannover - Naturhistorische Gesellschaft zu Hannover. (In Commission der Hahnśchen Verlagsbuchhandlung, 1904)

Jahresbericht über das Gebiet der Pflanzenkrankheiten - Hollrung, M. (Max), 1858 -1937 (P. Parey, 1905)

Jahresbericht über die Neuerungen und Leistungen auf dem Gebiete der Pflanzenkrankheiten - Hollrung, M. (Max), 1858 -1937 (P. Parey, 1901)

Jahreshefte des Vereins für vaterländische Naturkunde in Württemberg - Staatliches Museum für Naturkunde in Stuttgart. (1892)

Le Jardin (Librairie horticole du Jardin, 1897)

Le Jardin (Librairie horticole du Jardin, 1887)

Le Jardin (Librairie horticole du Jardin, 1900)

Le Jardin (Librairie horticole du Jardin, 1901)

Le Jardin (Librairie horticole du Jardin, 1903)

Journal d'agriculture tropicale: agricole, scientifique et commercial - Vilbouchevitch, J. 1866 -1907 (Dubois et Bauer, etc, 1901)

Journal d'agriculture tropicale: agricole, scientifique et commercial - Vilbouchevitch, J. 1866 -1907 (Dubois et Bauer, etc, 1902)

Journal d'agriculture tropicale: agricole, scientifique et commercial - Vilbouchevitch, J. 1866 -1907 (Dubois et Bauer, etc, 1903)

Journal d'agriculture tropicale: agricole, scientifique et commercial - Vilbouchevitch, J. 1866 -1907 (Dubois et Bauer, etc, 1904)

Journal d'agriculture tropicale: agricole, scientifique et commercial - Vilbouchevitch, J. 1866 -1907 (Dubois et Bauer, etc, 1905)