Lichens of Belgium, Luxembourg and northern France
|Usnea wasmuthii Räsänen|
On deciduous trees in forests (e. g. Fagus) and in exposed conditions (on Prunus spinosa).
Belgium: Ard.: RRR (†1890).
Luxembourg: Ard.: RRR (1986), Lorr.: RRR (1978).
France: - .
The specimens reported by La66: 459-460 either refer to U. silesiaca or to U. subfloridana.
Lit.: L8: 84-85.