mappings/VegCore-VegBIEN.csv: taxonomic terms: Changed _first to _alt because some datasources have NULL values in scientificNameWithAuthorship or scientificName, so it can't just be used in place of the joined-together taxonomic ranks
mappings/VegCore-VegBIEN.csv: taxonomic terms: Changed _first to _alt because some datasources have NULL values in scientificNameWithAuthorship or scientificName, so it can't just be used in place of the joined-together taxonomic ranks