Bøger i Subwasserflora Von Mitteleuropa / Freshwater Flora of Central Europe serien

Focuses on freshwater lichens (symbiotic associations of a fungus with a photosynthetic partner, usually green algae or cyanobacteria), which can be found in most running waterbodies with clean water and stable bedrocks, but some species are also characteristic for moderately polluted rivers and lake margins.