External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:87701-2
- Publication
- Monatsschrift für Kakteenkunde. Berlin
- Collation
- 18: 149
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Echinocactus courantii Lem.
- Same citation as
- Echinocactus sellowii var. courantii (Lem.) Gürke