heterotypic synonyms:
Centrostemma elegans Blume; Cyrtoceras elegans Miq.;
protologue: Bijdr. Fl. Ned. Ind. : 1065 (1827)
538080Hoya rumphii Blume
[Nummularia lactea major I fusca]
G.E. Rumphius (Rumpf), Herb. Amboin., vol. 5 : p. 470, t. 175, fig. 1 (1747)