A bibliographic enumeration of Bornean plants - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Printed by Fraser & Neave, ltd, 1921)

A bibliographic enumeration of Bornean plants - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Printed by Fraser & Neave, ltd, 1921)

Botanical publications of E.D. Merrill - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (1899)

Flora Malesiana Series I Spermatophyta - Kebun Raya Indonesia. (Noordhoff-Kolff, 1979)

Flora Malesiana Series I Spermatophyta - Kebun Raya Indonesia. (Noordhoff-Kolff, 1979)

The flora of the Malay Peninsula - Ridley, H. N. (Henry Nicholas), 1855 -1956 (L. Reeve & co., ltd, 1922)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1963)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1995)

Journal of the Straits Branch of the Royal Asiatic Society - Royal Asiatic Society of Great Britain; Ireland. Malaysian Branch. (1922)

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

Me´moires - Société botanique de France. (La Société, 1907)

Me´moires - Société botanique de France. (La Société, 1907)