Lichenopeltella alpestris sensu lato

Hosts: Often collected on Plagiochila asplenioides (Marsh et al., 2010), but recently found on a moribund shoot of Polytrichum commune

Minute thyriothecia on Plagiochila asplenioides leaf under the dissecting microscope. Merionethshire, VC48, Sept 2021
Thyriothecia with thickened cells at the ostiolar collar and a whitish mycelium surrounding. Host: P. asplenioides. Merionethshire, VC48, Sept 2021
Ascospores in water (1000X, cropped). Host: P. asplenioides. Merionethshire, VC48, Sept 2021
Top view of thyriothecium in water. Host: P. asplenioides. Merionethshire, VC48, Sept 2021
Side view of thyriothecium in water. Host: P. asplenioides. Merionethshire, VC48, Sept 2021
Thyriothecium section from Polytrichum commune – on cuticle of abaxial (outward-facing) sides of old antheridial cups. Merionethshire, VC48, Sept 2021
A squashed tyriothecium on Plagiochila asplenioides. Midger Wood, England, VC33, Oct 2022.