External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:220900-1
- Publication
- Verhandlungen der Kaiserlich-Koniglichen Zoologisch-Botanischen Gesellschaft in Wien. Vienna
- Collation
- 45: 339
- Family as entered in IPNI
- Asteraceae