A.D.E. Elmer's field notes : Philippines collections, January 1906 to July 1917, nos. 7037 to 18477a - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (1925)

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

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

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

Flora Malesiana Series I Spermatophyta - Kebun Raya Indonesia. (Noordhoff-Kolff, 1972)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1968)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1968)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1968)

Leaflets of Philippine botany (Oriental Printing Co, 1911)

Leaflets of Philippine botany (Oriental Printing Co, 1911)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1908)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1908)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1908)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1908)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1909)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1909)