Species: Usnea fragilescens var. mollis
Photos: On fallen Oak branch. Glengarrif woods, Cork, SW Ireland.
Base blackened, branchlets constricted due to very lax medulla. Thallus soft, flexible when dry. Large, yellowish-green, more/less pendulous with combed appearance. Groups of small pointed isidia.
Infrequent, occurs in the canopy of damp, deciduous woodland.
Medulla: K+ orange, P+ red
Similar: Usnea wasmuthii
Usnea fragilescens. Glengarriff woods, Co.Cork. January 2009