E.  .D.Merrill, ?Diagnoses of Hainan Plants,II?, The Philippine Journal of Science, vol. 23, no. 3, 1923.

E. D.  Merrill, ?Notes on the Flora of Kwangtung Province, China?, The Philippine Journal of Science, vol. 12, no. 2, 1917.

E.  D.Merrill, ?Notes on the Flora of Southeastern China?, The Philippine Journal of Science, vol. 21, no. 5, 1922.