Horridocactus echinus (F.Ritter) Backeb.
, Descr. Cact. Nov. 3: 7 (1963).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:124099-2
- Publication
- Descriptiones Cactacearum Novarum
- Collation
- 3: 7
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Pyrrhocactus echinus F.Ritter, Taxon 12: 33 (1963).
- Same citation as
- Horridocactus echinus (F.Ritter) Backeb., Descr. Cact. Nov. iii. 7 (1963).