3 literature references for Cyrto-hypnum pseudoinvolvens W. R. Buck & H. Crum, 1990:

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: W. R. Buck & H. Crum
Year: 1990
Title:
Source: Contr. Univ. Michigan Herb.
Author: Bescherelle
Year: 1902
Title:
Source: J. Bot. (Morot)