- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1135808-2
- Publication
- Proceedings of the American Academy of Arts and Sciences. Boston, MA
- Collation
- 16: 99
- Date of Publication
- Sep 1880
- Family as entered in IPNI
- Asteraceae
Remarks
Gray (p. 97) cited subgenus as the major infrageneric rank.