Tortella fragilis (Hook. & Wilson) Limpr.

Didymodon fragilis Drumm. Basionym,

Trichostomum fragile (Hook. & Wilson) Müll. Hal. ,

Mollia fragilis (Drumm.) Lindb.

habras keerdsammal Estonian,

skjørvrimose Norwegian Bokmål,

skjørvrimose Norwegian Nynorsk