External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:87451-2
- Publication
- Gesamtbeschreibung der Kakteen (Monographia Cactacearum) ... Neudamm
- Collation
- 317
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Echinocactus helophorus Lem.
- Same citation as
- Echinocactus ingens var. helophorus (Lem.) K.Schum.