lichen-Usnea strigosa

Usnea strigosa

Usnea strigosa photo by Ray Showman

Usnea strigosa photo by Ray Showman

Usnea strigosa specimen from South Carolina photo by Bob Klips

Usnea strigosa specimen from South Carolina photo by Bob Klips

DIAGNOSTIC FEATURES: Small, somewhat abundantly branched, treelike, papillate thallus; NIS; apothecia usually present; K- or K+ yellow turning red; U. strigosa is the only non-sorediate species recorded from Ohio.

ECOLOGY: Common in the eastern US; the most commonly collected Usnea in Ohio, widely distributed but not abundant in eastern and southern counties; on bark and old wood exclusively.

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