This name is a synonym of Ophrys fuciflora (F.W.Schmidt) Moench.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 466140) with original publication details: J. Eur. Orch. 42: 469 2010.
This name record (from WCSP) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Ophrys holoserica in version 1 of The Plant List.