This name is a synonym of Harmonia stebbinsii (T.W.Nelson & J.P.Nelson) B.G.Baldwin.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record D859409A-1E41-47D2-86D5-D68B8919D29F) with original publication details: 1980.
This name was in version 1 of The Plant List, record gcc-126981, and has not been changed.