External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:662637-1
- Publication
- Prodromus Plantarum Capensium, quas in Promontorio Bonae Spei Africes, annis 1772-1775, collegit Carol. Peter. Thunberg. Upsaliae
- Collation
- 2: 97
- Family as entered in IPNI
- Scrophulariaceae