Pyrrhocactus sanjuanensis (Speg.) Backeb.
, Cactaceae (Backeberg) 3: 1573 (1959).- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:215047-2
- Publication
- Die Cactaceae: Handbuch der Kakteenkunde
- Collation
- 3: 1573
- Family as entered in IPNI
- Cactaceae