External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1148152-2
- Species Name
- Echinocactus ottonis (Lehm.) Link & Otto, Icon. Pl. Rar. [Link, Klotzsch & Otto] 31 (t. 16) (1828).
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Echinocactus tenuispinus Link & Otto