Letharia vulpina

Letharia vulpina

Letharia vulpina 1
On Calocedrus decurrens. From just west of Yosemite National Park, California.

Letharia vulpina 2
On bark. From the eastside of the Cascades, Oregon.

Letharia vulpina 3
On bark. From Malheur National Forest, central Oregon.

Letharia vulpina 4
On bark. From Malheur National Forest, central Oregon.

Letharia vulpina 5
On Calocedrus decurrens. From just west of Yosemite National Park, California.

Letharia vulpina 6
On wood. From western Montana.

Letharia vulpina 7
On bark. From Malheur National Forest, central Oregon.

Letharia vulpina 8
On twig. From western Montana.

Letharia vulpina 9
On twig. From western Montana.

Letharia vulpina 10
(tentative ID only from field and photo)
On bark. From Malheur National Forest, central Oregon.

Letharia vulpina 11
On Cedrus trunk. From Shasta-Trinity National Forest, northwestern California.

Letharia vulpina 12
On wood. From Siskiyou National Forest, northwestern California.

Letharia vulpina 13
On wood. From Siskiyou National Forest, northwestern California.

Letharia vulpina 14
On Calocedrus decurrens. From just west of Yosemite National Park, California.

Letharia vulpina 15
On Pinus bark. From Wallowa-Whitman National Forest, Washington.

Letharia vulpina 16
On Larix bark. From Wallowa-Whitman National Forest, Washington.