External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:8812-1
- Publication
- Pittonia; a Series of Papers Relating to Botany and Botanists. Berkeley, CA
- Collation
- 2(11): 247
- Date of Publication
- 22 Jul 1892
- Family as entered in IPNI
- Asteraceae