Decaisne, J. (1838), Annales des Sciences Naturelles; Botanique Ser. II, 9:: . [tax. nov.]

• Type: JAVA: Leschenault s.n. (holo: P!).

Forster, P.I. (14 February 1992), A taxonomic revision of Heterostemma Wight & Arn. (Asclepiadaceae: Stapelieae) in Australia and the western Pacific. Australian Systematic Botany 5(1): 75, figs 1A-B, D-E, 3, 2 (map) [secondary reference]

taxonomic synonym: Tylophora calcarata Benth. legitimate taxonomic synonym: Vincetoxicum calcaratum (Benth.) Kuntze legitimate taxonomic synonym: Heterostemma papuanum Schltr. legitimate

Forster, P.I. (22 September 1993), Additional records for some species of Finlaysonia Wallich, Gymnanthera R. Br., Heterostemma Wight & Arn. and Sarcolobus R. Br. (Asclepiadaceae) in Malesia and Papuasia. Austrobaileya 4(1): 129 [secondary reference]

Hyland, B.P.M., Gray, B. & Elick, R.W. in Cooper, W.E. & Cooper, W.T. (1994), Appendix I: Provisional Species List. Fruits of the Rainforest: 301 [secondary reference]

Forster, P.I. in Orchard, A.E. (ed.) (1996), Asclepiadaceae. Flora of Australia 28: 278-280, Figs 87, 123A-D, Map 332 APC [secondary reference]

taxonomic synonym: Tylophora calcarata Benth. legitimate taxonomic synonym: Vincetoxicum calcaratum (Benth.) Kuntze legitimate

• APC Dist.: Qld

Hyland, B.P.M., Whiffin, T.P., Christophel, D.C., Gray, B. & Elick, R.W. (2003), Australian tropical rain forest plants. Trees, Shrubs and Vines: Code 2562 [secondary reference]

Cooper, W.E. & Cooper, W.T. (2004), Fruits of the Australian Tropical Rainforest: 41 [secondary reference]

---