External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:149621-2
- Publication
- Cactaceae, The (Britton & Rose). Descriptions and illustrations of plants of the cactus family
- Collation
- 3: 194, fig. 207
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Echinocactus muricatus Otto
- Same citation as
- Malacocarpus muricatus (Otto ex Pfeiff.) Britton & Rose
- Same citation as
- Malacocarpus muricatus Britton & Rose, Cactaceae (Britton & Rose) 3: 194 (1922).