External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:636487-1
- Publication
- Conspectus Florae Europaeae
- Collation
- Suppl. 2(1): 293
- Date of Publication
- 1-15 Dec 1889
- Family as entered in IPNI
- Orchidaceae