schemas/VegCore/VegCore.ERD.mwb: link each taxon_string to a parsed_taxon_assertion. removed verbatim_taxon_assertion because that function is now performed by taxon_string.
schemas/VegCore/VegCore.ERD.mwb: link each taxon_string to a parsed_taxon_assertion. removed verbatim_taxon_assertion because that function is now performed by taxon_string.