The Bradley bibliography; a guide to the literature of the woody plants of the world published before the beginning of the twentieth century - Sargent, Charles Sprague, 1841 -1927 (Riverside Press, 1911)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1896)

Flora of Southern Africa : the Republic of South Africa, Basutoland, Swaziland and South West Africa - Codd, L. E. W. (Govt. Printer, 1986)

Flora of Southern Africa : the Republic of South Africa, Basutoland, Swaziland and South West Africa - Codd, L. E. W. (Govt. Printer, 1986)

Index to plant chromosome numbers - Missouri Botanical Garden. (Missouri Botanical Garden, 1990)

Journal de botanique (Bureau de journaux, 1896)

Journal of botany, British and foreign - Rendle, A. B. (Alfred Barton), 1865 -1938 (Robert Hardwicke, 1896)

Journal of botany, British and foreign - Rendle, A. B. (Alfred Barton), 1865 -1938 (Robert Hardwicke, 1896)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1937)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1896)

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

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