External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:242890-1
- Publication
- Proceedings of the American Academy of Arts and Sciences. Boston, MA
- Collation
- 9: 199
- Family as entered in IPNI
- Asteraceae
Nomenclatural Notes
Benth. & Hook. f. ex Hemsl. Biol. Centr. Am.Bot. ii. 212