Wallich, N. in Roxburgh, W. (1824), Flora Indica [microform] : or descriptions of Indian plants / by William Roxburgh, to which are added descriptions of plants more recently discovered by Nathaniel Wallich ; edited by William Carey 2: 536-537 [tax. nov.]

• Type: "Found on the hills of Pulo Pinang by Mr. Porter..."

Candolle, A.P. de in Candolle, A.P. de (ed.) (1830), Rubiaceae. Prodromus Systematis Naturalis Regni Vegetabilis 4: 394 [basionym]

basionym of: Cupia densiflora (Wall.) DC. legitimate

Bentham, G. (1861), Flora Hongkongensis: 156 [basionym]

basionym of: Randia densiflora (DC.) Benth. legitimate

Mueller, F.J.H. von (1869), Fragmenta Phytographiae Australiae 7(52): 47 [basionym]

basionym of: Gardenia densiflora (Wall.) F.Muell. legitimate

---