This name is a synonym of Veronica anagalloides subsp. heureka M.A.Fisch..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Bot. Zhurn. (Moscow & Leningrad) 69: 1257 1984.
This name record (from WCSP (in review)) 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 Veronica heureka in version 1 of The Plant List.