This name is a synonym of Pseudolysimachion alatavicum (Popov) Holub.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 29205707) with original publication details: Bjull. Moskovsk. Obač. Isp. Prir., Otd. Biol. 47: 87 1938.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:811581-1.
This name was in version 1 of The Plant List, record tro-29205707, and has not been changed.