External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77176656-1
- Publication
- Sweet's Hortus Britannicus: or, A catalogue of all the plants indigenous or cultivated in the gardens of Great Britain. Edition: 2d ed. London
- Collation
- ed. 2: 373
- Family as entered in IPNI
- Convolvulaceae