This name is a synonym of Tabernaemontana pandacaqui Lam..
The record derives from WCSP which reports it as a synonym (record 71896) with original publication details: Bot. Jahrb. Syst. 61: 200 1927.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:78911-1.