Research areas


  • Phylogeny and diversity of algae and lichens
    • Description of new taxa
    • Evolutionary relationships of cyanobacteria and cyanobacterial lichens
    • Ecophysiological diversity
  • Species interactions
    • Herbivory
    • Plant-animal interactions
    • Facilitation
    • Lichen symbiosis
  • Ecosystem analysis
    • Biogeographic patterns
    • Biodegradation
    • Functional diversity
    • C- and N-balances
    • Plant community analyses
  • Human impact
    • Land use
    • Habitat fragmentation
    • Climate change

Research programms, third party funds

DFG-Schwerpunkt Projekt SPP 1158 Antarktisforschung

Biological soil crust algae in the polar regions - biodiversity, genetic diversity and ecosystem resilience under global change scenarios


DFG-Schwerpunkt Projekt SPP 1803 Earthshape: earth surface shaping by biota

Biocrusts in soil formation and stabilisation


PROBRAL-Förderung des DAAD (Projekt-ID: 57273112) Chronic anthropogenic disturbances in tropical dry forests
Anthropogenic disturbance and key organisms of forest regeneration in the semiarid Caatinga – Brazil’s threatened tropical dry forest