External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77242238-1
- Publication
- Linnaea; Ein Journal für die Botanik in ihrem ganzen Umfange. Berlin
- Collation
- 15: 315
- Date of Publication
- (1841)
- Family as entered in IPNI
- Rubiaceae