Irish lichens

Usnea subfloridana
Order: Lecanorales       Family: Parmeliaceae

Species: Usnea subfloridana

Growth type fruticose.
Photos: On Larch branch. Gougane Barra, Cork, SW Ireland.
Identification of fertile specimen by Mike Simms

Base blackened, branches neither constricted, warty or annulated (with pale rings). Erect and bushy, becoming sub-pendulous. Round patches of soredia and insidia. Infrequently fertile, apothecia are smaller than those of Usnea florida.

Widespread on trees (often on twigs), fences and rocks.
Medulla K+ yellow or orange, P+ yellow to orange-red instantly.

Similar: Usnea wasmuthii


Usnea subfloridana


Usnea subfloridana


Usnea subfloridana       Usnea subfloridana
Usnea subfloridana. Gougane Barra, Co.Cork

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