External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:3216-1
- Publication
- Hooker's Icones Plantarum; or figures, with brief descriptive characters and remarks of new or rare plants. London
- Collation
- 14: 7, t. 1311
- Family as entered in IPNI
- Asclepiadaceae