Plate 1 



A. VERRUCARIA VIRIDULA (SCHRAD.) ACH. 



Plant on rock, showing the perithecia in raised spots of the thallus. Enlarged 3>4 diameters. 



B. STAUROTHELE CLOPIMA (WAHL.) T. FRIES 



Plant on rocks, showing the areolate thallus and a few perithecia. Enlarged 3 diameters. 



