External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:168949-2
- Publication
- Cactaceae, The (Britton & Rose). Descriptions and illustrations of plants of the cactus family
- Collation
- 3: 95, fig. 105
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Echinopsis nigricans Linke
- Same citation as
- Neoporteria nigricans Britton & Rose, Cactaceae (Britton & Rose) 3: 95 (1922).
- Same citation as
- Neoporteria nigricans (Linke) Britton & Rose