Monachino, J.V. (1949), A revision of the genus Alstonia (Apocynaceae). Pacific Science; a quarterly devoted to the biological and physical sciences of the pacific region 3: 166 [tax. nov.]

• Type: Brass 5138 (holo NY; iso A, BM), Papua New Guinea, Central District, Mafulu, 9 Nov. 1933, fl.

Markgraf, F. (1975), Florae Malesianae Praecursores LIV. Apocynaceae III. Blumea 22(1): 28 [secondary reference]

Sidiyasa, K. (1998), Taxonomy, phylogeny, and wood anatomy of Alstonia (Apocynaceae). Blumea Supplementary Series 11: 149 [taxonomic synonym]

taxonomic synonym of: Alstonia macrophylla Wall. ex G.Don legitimate

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