Cinclidium stygium Sw.

http://www.staff.amu.edu.pl/~mariuszl/microfossils.html
Magnified view of Cinclidium stygium leaves

Michael Lüth @ USDA-NRCS
PLANTS Database / Lüth, M. 2004.
Pictures of Bryophytes from
Macroscopic view of a loose tuft of Cinclidium stygium

Michael Lüth @ USDA-NRCS
PLANTS Database / Lüth, M. 2004.
Pictures of Bryophytes from
Magnified view of macroscopic tuft
(note the red-brown stems and costae)

http://www.pictures.dnlb.dk/Homepage/Hefter/14211440.html
Drawings of various Cinclidium
stygium structures
(note the pale-yellowish peristome teeth)

Malcolm
and Malcolm, 2000
The abruptly narrowed apiculus of Cinclidium stygium

Malcolm and Malcolm, 2000
The leaf border of Cinclidium
stygium
(note the 3-4 narrow rows of thick-walled cells at the border)
Malcolm,
B. and N. Malcolm, Mosses and Other Bryophytes: An Illustrated Glossary,
Micro-Optics Press, pgs. 16, 31.