External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:228718-2
- Publication
- Proceedings of the American Academy of Arts and Sciences. Boston, MA
- Collation
- 38: 217, pl. 1, fig. 9-10
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Barrington Island, (Galapagos Islands)