Protective Chemicals
Carboxylic Acids	Allopertusaric, Dihydropertusaric

Biotopes:	Beech Forest	Hedge Rows
Microhabitat:	Fagus sylvatica	Acer pseudoplatanus

Lichens of Belgium, Luxembourg and Northern France: Pertusaria albescens
Irish Lichens: Pertusaria albescens
Last Dragon: Pertusaria albescens

Pictures © 2003, 2004 J.K. Lindsey

Caution

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