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Usnea lapponica

Usnea lapponica Vain.

Usnea laracina Vain. ex Rasanen

Usnea sorediifera sensu Mot.

Powdered Beard Lichen, Lapland Beard Lichen

KingdomFungiMushrooms, lichens, gel fungi, yeasts, and molds; also called eukaryotes
DivisionAscomycotaSac fungi
SubdivisionPezizomycotinaSac fungi with filaments
ClassLecanoromycetes“Lichenized” fungi
OrderLecanoralesMostly lichen-forming fungi
SuborderLecanorineaeLichens
FamilyParmeliaceaeIncludes many common lichens such as Xanthoparamelia, Usnea, Parmotrema, and Hypotrachyna
GenusUsneaFrom Arabic Ushnah, “lichen,” which was translated to Latin by Ebubekir Muhammed bin Zekeriya Razi
Specieslapponica

About plant names...

I don’t have a range map for this lichen yet.

Identification: Beard lichens are difficult to identify without chemical tests, so the photos at right may not be correct IDs.

Online References:

Usnea lapponica at the Consortium of North American Lichen Herbaria

Usnea lapponica on Stephen Sharnoff Photography

Usnea lapponica on Flickr

Usnea lapponica at Wisconsin Mushrooms

References:

Walewski, Joe, Lichens of the North Woods, Kollath+Stensaas Publishing, 2007, p. 137

Usnea lapponica description by Thomas H. Kent, last updated 12 Oct 2018.

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Usnea lapponica (Powdered Beard Lichen, Lapland Beard Lichen)

Looks like Bristly Beard Lichen (Usnea hirta) to the left. · 4/3/2010 · Birch Point Beach State Park, Owl's Head, ME
≈ 10 × 7" (26 × 17 cm) ID is uncertain

Usnea lapponica (Powdered Beard Lichen, Lapland Beard Lichen)

9/6/2018 ID is uncertain