3 literature references for Leucobryum molliculum Brotherus, 1894:

Author: Crosby, M. R. and others - INSUFFICIENT
Year: 1999
Title: INSUFFICIENTLY known because not REVISED since its pre-1963 publication; that is to say we have no more information about the species than Index Muscorum; merely relisted without additional specimens in a checklist since 1963; may have been treated in
Source: Checklist Mosses
Author: A. J. E. Smith
Year: 1992
Source: J. Bryol.
Author: Brotherus
Year: 1894
Source: Bot. Jahrb. Syst.