Opegrapha rufescens Pers.

British Columbia: Graham island (queen charlotte islands): northern tip of mayer lake at mouth of copp creek.
53 44 N, 132 03 W
Thuja-tsuga forest with pinus contorta along lake edge. on alnus rubra.

I. M. Brodo s.n., july 11, 1971
With P. Y. Wong
UBC

Opegrapha rufescens Pers.

British Columbia: Comox, vancouver island.
On maple trunks.

J. Macoun s.n., july 12, 1915
UBC