Oliver Tackenberg is biologist and enthusiastic photographer. Prior working as a freelancer, he worked at the Goethe-University in Frankfurt (Germany) where he holds, among other, courses on plant identification.

Dr. Oliver Tackenberg
Pfingstweidstr. 29
61381 Friedrichsdorf


The Imprint is also applicable for the following Social Media Profiles and the Image Gallery:


green bits media
Ralf Thierfelder


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  • The information on the image sources used can be found under the pictures and in the image references.
  • The distribution maps of the Species within Germany are based on data from the FLORKART database of the German Floristic Mapping, as of 2013, the Federal Agency for Nature Conservation (BfN) and Netzwerk Phytodiversität Deutschland (NetPhyD). The classification of natural areas is based on data from Gauer & Kroiher (2012).
  • Maps showing the distribution of the species in Europe are based on data from the Euro+Med database (Euro+Med 2006f)
  • The identification keys and species fact sheets were assembled with great care. You will find a detailed list of the used literature and further literature in References and Weblinks