External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:20609-2
- Publication
- Proceedings of the American Academy of Arts and Sciences. Boston, MA
- Collation
- 23: 279
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Mexico (Northern America)