Lists of taxa for each country and a few other administrative zones harvested from effechecka using simplified versions of geonames polygons. See https://github.com/diatomsRcool/checklists for details
A dataset containing 3125 species occurrences available in GBIF matching the query: { "and" : [ "DatasetKey is Flora von Deutschland (Phanerogamen)", "Geometry POLYGON((13.17761 50.8878,13.3157 50.