EDIT

        getView().getValidationField().getValidatedNameComboBox().getSelect().setCaptionGenerator(new CdmTitleCacheCaptionGenerator<TaxonName>());

        // reusing the basionymPagingProvider for the replaced synonyms to benefit from caching

        getView().getValidationField().getValidatedNameComboBox().loadFrom(basionymPagingProvider, basionymPagingProvider, basionymPagingProvider.getPageSize());

        getView().getValidationField().getValidatedNameComboBox().getSelect().addValueChangeListener(new ToOneRelatedEntityReloader<>(getView().getValidationField().getValidatedNameComboBox(), this));

        getView().getValidationField().getCitatonComboBox().getSelect().setCaptionGenerator(new CdmTitleCacheCaptionGenerator<Reference>());

        getView().getValidationField().getCitatonComboBox().loadFrom(referencePagingProvider, referencePagingProvider, referencePagingProvider.getPageSize());

        getView().getValidationField().getCitatonComboBox().getSelect().addValueChangeListener(new ToOneRelatedEntityReloader<>(getView().getValidationField().getCitatonComboBox(), this));

        ReloadableLazyComboBox<TaxonName> sourceField = (ReloadableLazyComboBox<TaxonName>)event.getSourceComponent();

        if(sourceField == getView().getValidationField().getValidatedNameComboBox().getSelect()){

            // validatedNameSourceField .. this is awkward, better use a map to correlate fields to popup editors!!!!

        } else {

            basionymSourceField = sourceField;

            basionymNamePopup = getNavigationManager().showInPopup(TaxonNamePopupEditor.class, getView());

            basionymNamePopup.grantToCurrentUser(EnumSet.of(CRUD.UPDATE, CRUD.DELETE));

            basionymNamePopup.withDeleteButton(true);

            getView().getModesActive().stream()

                    .filter(

                            m -> !TaxonNamePopupEditorMode.NOMENCLATURALREFERENCE_SECTION_EDITING_ONLY.equals(m))

                    .forEach(m -> basionymNamePopup.enableMode(m));

            basionymNamePopup.loadInEditor(event.getEntityUuid());

            basionymNamePopup.getBasionymToggle().setVisible(false);

        }