Gymnocereus altissimus (F.Ritter) Backeb.
, Cactaceae (Backeberg) 6: 3667 (1962).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:115527-2
- Publication
- Die Cactaceae: Handbuch der Kakteenkunde
- Collation
- 6: 3667
- Family as entered in IPNI
- Cactaceae