This name is a synonym of Helictochloa pratensis subsp. gonzaloi (Sennen) Romero Zarco.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50091029) with original publication details: Bol. Soc. Iber. Ci. Nat. 5554 1925.
This name was in version 1 of The Plant List, record tro-50091029.