This name is a synonym of Avena strigosa var. solida (Hausskn.) Malzev.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 25510611) with original publication details: Mitth. Thüring. Bot. Vereins, n.s. 6: 41 1894.
This name was in version 1 of The Plant List, record tro-25510611, and has not been changed.