External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:35461-1
- Publication
- Notulae Systematicae. Herbier du Muséum de Paris. Phanérogramie. Paris
- Collation
- 16: 19
- Family as entered in IPNI
- Rubiaceae