Chair of Forest Growth and Dendroecology, University of Freiburg, Freiburg, Germany.|Bioinformatics Group, Department of Computer Science, University of Freiburg, Freiburg, Germany.|Bioinformatics Group, Department of Computer Science, University of Freiburg, Freiburg, Germany.|Bioinformatics Group, Department of Computer Science, University of Freiburg, Freiburg, Germany.