Selected material studied: Cartagena, Sierra de la Muela, 30SXG6862, 250m, 7-III-1984, Ros s.n. (MUB 3974).
On trunk.
Previous records: Ros & Guerra (1987, 1988) sub Bryum flaccidum; Sánchez-Moya & Cano (1999) sub Bryum capillare var. flaccidum; Cano et al.(2004) sub Rosulabryum laevifilum.
