External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:87528-2
- Publication
- Contributions from the United States National Herbarium. Smithsonian Institution
- Collation
- 12: 290
- Family as entered in IPNI
- Cactaceae
Type Information
- Distribution Of Types
- Mexico (Northern America)
Links
- Basionym of
- Ancistrocactus megarrhizus (Rose) Britton & Rose, Cactaceae (Britton & Rose) 4: 4, fig. 1 (1923).
- Nomenclatural link
- Ancistrocactus megarrhizus (Rose) Britton & Rose, Cactaceae (Britton & Rose) 4: 4, fig. 1 (1923).
- Same citation as
- Echinocactus megarrhizus Rose, Contr. U.S. Natl. Herb. xii. 290 (1909).