External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:35507-1
- Publication
- Nova Guinea; a Journal of Botany, Zoology, Anthropology, Ethnography, Geology and Palaeontology of the Papuan Region. Leiden
- Collation
- 8: 483
- Family as entered in IPNI
- Rubiaceae