4 literature references for Trichostomum fragilifolium Dixon, 1930:

Author: Jaeger
Year: 1872
Title:
Source: Ber. Thatigk. St. Gallischen Naturwiss. Ges.
Author: Crosby, M. R. and others - USED
Year: 1999
Title: USED in a checklist or nondescriptive flora, citing collections, since 1963
Source: Checklist Mosses
Author: Dixon
Year: 1930
Title:
Source: J. Bot.
Author: A. J. E. Smith
Year: 1992
Title:
Source: J. Bryol.