External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1198931-2
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 36(12): 677
- Date of Publication
- 28 Dec 1909
- Family as entered in IPNI
- Boraginaceae