External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:122242-2
- Publication
- Bulletin de la Société Botanique de France. Paris
- Collation
- 65: 48
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Oregon (Northwestern U.S.A., Northern America)