Lichens of Belgium, Luxembourg and northern France

Distribution map of Usnea fragilescens Hav. var. fragilescens  by Paul Diederich   Usnea fragilescens Hav. var. fragilescens
« Usnea floridaUsnea fulvoreagens »

On natural outcrops of siliceous rocks.

Belgium: Ard. (only in the western part): RR (1963).

Luxembourg: - .

France: - .

Lit.: L8: 83, La66: 458.

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