Periantria frullaniae

Hosts: Frullania dilatata and recently observed on F. tamarisci (Greiff, Janošík & Vega, unpub.; Europe), several other Frullania species in the USA.

Orange perithecium perforating host perianth from within. Ventnor Down, VC10, Sept 2018
Several orange perithecia have developed inside this infected perianth. Ventnor Down, VC10, Sept 2018
Elongate-cylindrical ascospores in water (1000X).
Spores from material on Frullania tamarisci. Scotland, Sept 2023. Leg. Greiff, Janosik & Vega.
Infected perianths visible in the field, especially when bleached and displaying orange flecks. Headon Warren, VC10, late Dec 2021
Infected perianth with a developing perithecium within. Headon Warren, VC10, late Dec 2021
Habitat shot of infected host patches on ash. Ventnor Down, VC10, March 2019