External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:221937-2
- Publication
- University of California Publications in Botany. Berkeley, CA
- Collation
- 4: 387
- Family as entered in IPNI
- Rubiaceae
Type Information
- Distribution Of Types
- Mexico (Northern America)