This name is a synonym of Carex sylvatica subsp. paui (Sennen) A.Bolòs & O.Bolòs.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 345483) with original publication details: Fl. Catalunya 6: 84 1937.
This name was in version 1 of The Plant List, record kew-345483.