Umbilicaria trefacta (Lightf.) Shrad.

British Columbia: Vancouver i.: sayward area: schoen lake park, (cwh) Elev. 400 m
50 10'N, 126 15'W
S-facing mossy granitic outcrop; saxicolous.

Trevor Goward s.n., july 8, 1991
With H. Knight
UBC