External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:33080-1
- Publication
- Annals of the New York Academy of Sciences
- Collation
- 6: 216, 234
- Date of Publication
- 1891 publ. 1892
- Family as entered in IPNI
- Ranunculaceae