External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:117641-1
- Publication
- Pittonia; a Series of Papers Relating to Botany and Botanists. Berkeley, CA
- Collation
- 4(21): 94
- Date of Publication
- 8 Dec 1899
- Family as entered in IPNI
- Boraginaceae