External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:133281-1
- Publication
- Cactaceae (Berlin)
- Collation
- 1942, Pt. 1, 23 (1942); cf. Gray Herb. Card Cat.
- Family as entered in IPNI
- Cactaceae
Original Data
- Remarks
- Echinocactus gielsdorfianus