External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77330581-1
- Publication
- Contributions from the United States National Herbarium. Smithsonian Institution
- Collation
- 2(2): 224
- Date of Publication
- 1 Jun 1892
- Family as entered in IPNI
- Asteraceae
Nomenclatural Notes
Status: pro syn. , under Bidens procera D.Don