External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1021845-2
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 35: 563
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Cereus gracilis Mill.
- Same citation as
- Harrisia gracilis Britton, Bull. Torrey Bot. Club 35: 563 (1909).