Echinocereus viereckii var. morricalii (Říha) N.P.Taylor
, Gen. Echinocereus 93 (1985).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:276272-2
- Species Name
- Echinocereus viereckii Werderm., Kakteenkunde 1934: 188, fig (1934).
- Publication
- Genus Echinocereus, the
- Collation
- 93
- Family as entered in IPNI
- Cactaceae