External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:30988-1
- Publication
- Bijdragen tot de Flora van Nederlandsch Indie
- Collation
- 14: 776
- Date of Publication
- Jul-Dec 1826
- Family as entered in IPNI
- Scrophulariaceae