Nectria muscivora

Hosts: various mosses on walls, especially Pottiaceae on vertical walls.

A group of perithecia on Didymodon luridus. Hollow Lane, Godshill, Isle of Wight, 30.XII.2025.
Zoomed out version of the same collection showing necrosis.
Outer excipulum in water.
Tomentum / aerial hyphae in water.
Periphyses in squash mount in water.
Fresh asci and spores in water.
Ascospores (living) in water.