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  <xsd:element id="bku_FairValueInputsAveragefarepertripTaxiMedallion" name="FairValueInputsAveragefarepertripTaxiMedallion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_FairValueInputsDaysWorkedperMonthTaxiMedallion" name="FairValueInputsDaysWorkedperMonthTaxiMedallion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FairValueInputsNumberoftripspershiftTaxiMedallion" name="FairValueInputsNumberoftripspershiftTaxiMedallion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FairValueInputsSecondShiftRentalAchievementRateTaxiMedallion" name="FairValueInputsSecondShiftRentalAchievementRateTaxiMedallion" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FairValueofLevel3SecuritieswithZeroSubordination" name="FairValueofLevel3SecuritieswithZeroSubordination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_FdicIndemnificationAssetAbstract" name="FdicIndemnificationAssetAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FederalDepositInsuranceCorporationIndemnificationAssetTextBlock" name="FederalDepositInsuranceCorporationIndemnificationAssetTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FicoScore741To760Member" name="FicoScore741To760Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FicoScore761OrGreaterMember" name="FicoScore761OrGreaterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FinancialcollateralpledgedbycounterpartiestoCompany" name="FinancialcollateralpledgedbycounterpartiestoCompany" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_Financingreceivablecreditqualityindicatorthevalueatwhichrelationshipsarereevaluatedatleastannually" name="Financingreceivablecreditqualityindicatorthevalueatwhichrelationshipsarereevaluatedatleastannually" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
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  <xsd:element id="bku_GainLossOnIndemnificationAsset" name="GainLossOnIndemnificationAsset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_GainLossoncoveredOREOnet" name="GainLossoncoveredOREOnet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_GainLossonindemnificationassetfromcoveredloanssold" name="GainLossonindemnificationassetfromcoveredloanssold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_GainLossonsaleofloansnetlossrelatedtocoveredloans" name="GainLossonsaleofloansnetlossrelatedtocoveredloans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_GainsAndLossesAssociatedWithCoveredAssets" name="GainsAndLossesAssociatedWithCoveredAssets" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_GrossAmountsRecognizedDerivativeAssetsAndLiabilities" name="GrossAmountsRecognizedDerivativeAssetsAndLiabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_HomeEquityLoansAndLinesOfCreditMember" name="HomeEquityLoansAndLinesOfCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ImpairedLoansMember" name="ImpairedLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_IncomeLossFromResolutionOfCoveredAssets" name="IncomeLossFromResolutionOfCoveredAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_Interestratecapspurchasedindexedto1monthLiborDomain" name="Interestratecapspurchasedindexedto1monthLiborDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_Interestratecapssoldindexedto1monthLiborDomainDomain" name="Interestratecapssoldindexedto1monthLiborDomainDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_InterestratederivativecontractscentrallyclearedthroughtheCME" name="InterestratederivativecontractscentrallyclearedthroughtheCME" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_LiabilitybasedawardssettledinsharesMember" name="LiabilitybasedawardssettledinsharesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_LoanToValueEightyPercentOrMoreMember" name="LoanToValueEightyPercentOrMoreMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_LoanToValueSeventyPercentToEightyPercentMember" name="LoanToValueSeventyPercentToEightyPercentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_LoanToValueSixtyPercentOrLessMember" name="LoanToValueSixtyPercentOrLessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_LoanToValueSixtyPercentToSeventyPercentMember" name="LoanToValueSixtyPercentToSeventyPercentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_LoansAndLeasesReceivableAllowanceCoveredAndNotCovered" name="LoansAndLeasesReceivableAllowanceCoveredAndNotCovered" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_LoansAndLeasesReceivableDeferredIncomeCovered" name="LoansAndLeasesReceivableDeferredIncomeCovered" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_LoansAndLeasesReceivableDeferredIncomeCoveredAndNotCovered" name="LoansAndLeasesReceivableDeferredIncomeCoveredAndNotCovered" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_LoansAndLeasesReceivableNetOfDeferredIncomeCovered" name="LoansAndLeasesReceivableNetOfDeferredIncomeCovered" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_LoansAndLeasesReceivableNetOfDeferredIncomeCoveredAndNotCovered" name="LoansAndLeasesReceivableNetOfDeferredIncomeCoveredAndNotCovered" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_LoansandLeasesReceivableGrossCoveredandNonCovered" name="LoansandLeasesReceivableGrossCoveredandNonCovered" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_MaximumAmountFDICWillReimburse" name="MaximumAmountFDICWillReimburse" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_NetGainLossOnIndemnificationAssetMember" name="NetGainLossOnIndemnificationAssetMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_NetImpactOnPretaxEarningsMember" name="NetImpactOnPretaxEarningsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_Netpretaximpactonearningsfromloanssold." name="Netpretaximpactonearningsfromloanssold." nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_NewAndNonAciMember" name="NewAndNonAciMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_NewLoansMember" name="NewLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_NonACILoansCoveredMember" name="NonACILoansCoveredMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_NonAciLoansMember" name="NonAciLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_NonMortgageAssetBackedSecuritiesMember" name="NonMortgageAssetBackedSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_NoncoveredLoansReceivableFairValueDisclosure" name="NoncoveredLoansReceivableFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_NumberOfBranches" name="NumberOfBranches" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_NumberOfGeographicAreasBranchesLocatedIn" name="NumberOfGeographicAreasBranchesLocatedIn" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_NumberOfHeldToMaturitySecurities" name="NumberOfHeldToMaturitySecurities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_NumberOfLossSharingAgreements" name="NumberOfLossSharingAgreements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_NumberOfSecuritiesAmountOfImpairmentInsignificant" name="NumberOfSecuritiesAmountOfImpairmentInsignificant" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_NumberOfSecuritiesDeterminedToBeOtherThanTemporarilyImpairedDuringThePeriod" name="NumberOfSecuritiesDeterminedToBeOtherThanTemporarilyImpairedDuringThePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_NumberOfSubsidiaries" name="NumberOfSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_Numberoffixedratesecuritiesinunrealizedlosspositions" name="Numberoffixedratesecuritiesinunrealizedlosspositions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_Numberofvariableratesecuritiesinunrealizedlosspositions" name="Numberofvariableratesecuritiesinunrealizedlosspositions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_OREOandRepossessedAssetsMember" name="OREOandRepossessedAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_Obligationincurredinacquisitionoflimitedpartnership" name="Obligationincurredinacquisitionoflimitedpartnership" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_OneToFourSingleFamilyResidentialMember" name="OneToFourSingleFamilyResidentialMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_OtherCommercialandindustrialMember" name="OtherCommercialandindustrialMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnBorrowingsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax" name="OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnBorrowingsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnBorrowingsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" name="OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnBorrowingsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnBorrowingsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTaxEffect" name="OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnBorrowingsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTaxEffect" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PayFixedForwardStartingSwapBorrowingsMember" name="PayFixedForwardStartingSwapBorrowingsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PayFixedInterestRateSwapsBorrowingsMember" name="PayFixedInterestRateSwapsBorrowingsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PayfixedinterestrateswapsMemberMember" name="PayfixedinterestrateswapsMemberMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PayvariableinterestrateswapsMember" name="PayvariableinterestrateswapsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PercentFDICWillReimburseForLosses" name="PercentFDICWillReimburseForLosses" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_PercentOfLossesInExcessOfMaximumAmountFDICWillReimburse" name="PercentOfLossesInExcessOfMaximumAmountFDICWillReimburse" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_PercentOfTotalLoans" name="PercentOfTotalLoans" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_PrivatelabelresidentialmortgagebackedsecuritiesandCMOsInvestmentgradeMember" name="PrivatelabelresidentialmortgagebackedsecuritiesandCMOsInvestmentgradeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PrivatelabelresidentialmortgagebackedsecuritiesandCMOsNoninvestmentgradeMember" name="PrivatelabelresidentialmortgagebackedsecuritiesandCMOsNoninvestmentgradeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PrivatelabelresidentialmortgagebackedsecuritiesandCMOsOptionarmMember" name="PrivatelabelresidentialmortgagebackedsecuritiesandCMOsOptionarmMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_ProvisionForLoanAndLeaseLossesCoveredLoans" name="ProvisionForLoanAndLeaseLossesCoveredLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_RSUandPSUAwardsMember" name="RSUandPSUAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ReRemicsMember" name="ReRemicsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_Recordedinvestmentinloanssold" name="Recordedinvestmentinloanssold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ResidentialServicingRightsMemberMember" name="ResidentialServicingRightsMemberMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_ScheduleOfDerivativesOffsettingOfDerivativeAssetsAndLiabilitiesTableTextBlock" name="ScheduleOfDerivativesOffsettingOfDerivativeAssetsAndLiabilitiesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ServicingRightsMember" name="ServicingRightsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_SinglefamilyrentalrealestatebackedsecuritiesMember" name="SinglefamilyrentalrealestatebackedsecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_SmallBusinessAdministrationSecuritiesMember" name="SmallBusinessAdministrationSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_SummaryofSignificantAccountingPoliciesAxis" name="SummaryofSignificantAccountingPoliciesAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_SummaryofSignificantAccountingPoliciesDomain" name="SummaryofSignificantAccountingPoliciesDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_SummaryofSignificantAccountingPoliciesLineItems" name="SummaryofSignificantAccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_SummaryofSignificantAccountingPoliciesTable" name="SummaryofSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_TaximedallionMember" name="TaximedallionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_USGovernmentagencyandsponsoredenterpriseresidentialmortgagebackedsecuritiesMember" name="USGovernmentagencyandsponsoredenterpriseresidentialmortgagebackedsecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_UnfundedCommitmentsUnderLinesCredit-CoveredMember" name="UnfundedCommitmentsUnderLinesCredit-CoveredMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_UnfundedCommitmentsUnderLinesCreditMember" name="UnfundedCommitmentsUnderLinesCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_UnpaidPrincipalBalanceOfAciLoans" name="UnpaidPrincipalBalanceOfAciLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_Unpaidprincipalbalanceofloanssold" name="Unpaidprincipalbalanceofloanssold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_Unrealizedlossasapercentofamortizedcostonsecuritiesincontinuousunrealizedlosspositions" name="Unrealizedlossasapercentofamortizedcostonsecuritiesincontinuousunrealizedlosspositions" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_UnvestedRestrictedShareAwardsMember" name="UnvestedRestrictedShareAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_UsGovernmentSponsoredEnterprisesDebtSecuritiesCommercialMember" name="UsGovernmentSponsoredEnterprisesDebtSecuritiesCommercialMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_ValueAtWhichNonAccrualStatusCommercialRelationshipsAreEvaluatedForImpairment" name="ValueAtWhichNonAccrualStatusCommercialRelationshipsAreEvaluatedForImpairment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_ValueOfPledgedRealEstateLoansWithUnpaidPrincipalBalance" name="ValueOfPledgedRealEstateLoansWithUnpaidPrincipalBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_WeightedAverageLifeOfInvestmentPortfolio" name="WeightedAverageLifeOfInvestmentPortfolio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
</xsd:schema>
