Order: Lecanorales Family: Parmeliaceae
Species: Usnea florida
Dense, shrubby, +/- erect grey-green thallus, base persistly blackened. Main stems with minute papillae and numerous fibrils. Soredia and isidia absent, usually fertile with large apothecia surrounded by ray-like projections.
Found in exposed, well-lit habitats, usually on deciduous twigs and branches in the tree canopy. S, W British Isles, only scattered records for Ireland. Medulla K+ yellow, C-, KC-, P+ orange
Can be confused with fertile Usnea subfloridana
Usnea florida November 2009