= Arthopyrenia alba (Schrader) Zahlbr.
= Arthopyrenia gemmata (Ach.) A. Massal.
= Arthopyrenia sphaeroides (Wallr.) Zahlbr.
Location: British Columbia, near Victoria, Vancouver Island Date: 2011-03-00 Photo by: Curtis Björk Notes: Trunk of large Quercus garryana in lawn, close to marine shore
