Opegrapha (unidentified species)

Opegrapha 1
On bark or wood. From Santa Catalina Island, California.

Opegrapha 2
On sandstone. From Santa Rosa Island, California.

Opegrapha 3
On sandstone. From Santa Rosa Island, California.

Opegrapha 4
On rock. From Santa Cruz Island, California.

Opegrapha 5
On rock. From Santa Rosa Island, California.

Opegrapha 6
On Acer. From the Croatan National Forest, North Carolina.

Opegrapha 7
On Populus. From the north coast of California.

Opegrapha 8
On Populus. From the north coast of California.

Opegrapha 9
On Populus. From the north coast of California.