Order: Lecanorales       Family: Cladoniaceae Pycnothelia papillaria Primary thallus crustose, followed by hollow podetia. Photos: On wet rock on acid heath. Ballingeary, Cork, SW Ireland Primary thallus of persistent whitish-grey crustose granules. Hollow, cylindrical, simple or branched podetia tipped with dark pycnidia. The short-stalked, dark reddish-brown apothecia are rare. Found in western Ireland on acidic peat or on shallow humus over rocks on wet heaths and moorland. Requires light and avoids shaded or permanently wet areas. K+ yellow, UV+ blue-white

     



     
Pycnothelia papillaria. Ballingeary area, County Cork. February 2009