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 Hongkongensis; a description of the flowering plants and ferns of the island of Hongkong - Bentham, George, 1800 -1884 (L. Reeve, 1861)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 2012)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1960)

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

Nelle foreste di Borneo, viaggi e ricerche di un naturalista - Società geografica italiana (Tip. di S. Landi, 1902)