External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77188681-1
- Species Name
- Psychotria butayei De Wild., Ann. Mus. Congo Belge, Bot. sér. 5, 2[2]: 180 (1907).
- Publication
- Bulletin du Jardin botanique de l'État à Bruxelles. Brussels
- Collation
- 34: 196
- Family as entered in IPNI
- Rubiaceae