External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1021100-2
- Species Name
- Macrosiphonia petraea (A.St.-Hil.) K.Schum., Nat. Pflanzenfam. [Engler & Prantl] 4, Abt. 2: 168 (1895).
- Family as entered in IPNI
- Apocynaceae