External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:20135-1
- Publication
- New Flora and Botany of North America
- Collation
- 4: 63
- Date of Publication
- dt. 1836; publ. late 1838
- Family as entered in IPNI
- Incertae_sedis