Echinocereus rischeri (R.C.Römer) W.Rischer
, Echinocereenfreund 20(4): 118 (2007).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77084014-1
- Publication
- Echinocereenfreund
- Collation
- 20(4): 118
- Family as entered in IPNI
- Cactaceae