This name is a synonym of Euphorbia taihsiensis (Chaw & Koutnik) Oudejans.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 38260) with original publication details: Bot. Bull. Acad. Sin. n.s., 31: 163 1990.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:939724-1.
This name was in version 1 of The Plant List, record kew-38260, and has not been changed.