External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:97842-2
- Publication
- Oesterreichische Botanische Zeitschrift. Gemeinnütziges Organ für Botanik ...
- Collation
- 106: 155
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Cephalocereus ulei Gürke, Monatsschr. Kakteenk. 18: 85 (1908).
- Same citation as
- Espostoa ulei (Gürke) Buxb., Oesterr. Bot. Z. 106: 155 (1959).