[Lichens West of the Cascade Mountains of Oregon and Washington]

Old Man's Beard, Methuselah's Beard Lichen

Dolichousnea longissima

Synonym: Usnea longissima

Old Man's Beard, Methuselah's Beard Lichen: Dolichousnea longissima (Synonym: Usnea longissima) - Old Man's Beard, Methuselah's Beard Lichen: Dolichousnea longissima (Synonym: Usnea longissima) - Old Man's Beard, Methuselah's Beard Lichen: Dolichousnea longissima (Synonym: Usnea longissima)

Old man's beard lichen observed on bigleaf maple trees along the Willapa Hills Trail between Rainbow Falls State Park and Pe Ell, WA.......December 3, 2018.

Old Man's Beard, Methuselah's Beard Lichen: Dolichousnea longissima (Synonym: Usnea longissima) - Old Man's Beard, Methuselah's Beard Lichen: Dolichousnea longissima (Synonym: Usnea longissima) - Old Man's Beard, Methuselah's Beard Lichen: Dolichousnea longissima (Synonym: Usnea longissima)

Methuselah's beard observed along the Banks-Vernonia Trail (Tophill to Beaver Creek section), northwestern Oregon.........February 12, 2017.

Old Man's Beard, Methuselah's Beard Lichen: Dolichousnea longissima (Synonym: Usnea longissima)

Methuselah's beard draping conifer branches at the parking area for the Lewis & Clark National Historic Park south of Astoria, OR........October 27, 2017.

Paul Slichter