2 literature references for Cryptopapillaria fuscescens Menzel, 1992:

Author: Crosby, M. R. and others - REVISED
Year: 1999
Title: REVISED: accepted in a monograph, revision, or descriptive flora since 1963
Source: Checklist Mosses
Author: Menzel
Year: 1992
Title:
Source: Willdenowia