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  <xsd:element id="bku_CoveredLoanSalesCommercialTableTextBlock" name="CoveredLoanSalesCommercialTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_CoveredLoanSalesResidentialTableTextBlock" name="CoveredLoanSalesResidentialTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_CoveredLoansReceivableFairValueDisclosure" name="CoveredLoansReceivableFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_CoveredMember" name="CoveredMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_CreditScoreAxis" name="CreditScoreAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_CreditScoreDomain" name="CreditScoreDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_CurrentSubordinationLevel" name="CurrentSubordinationLevel" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_DecreaseIncreaseInFDICIndemnificationAssetClaimsFiledInvestingActivities" name="DecreaseIncreaseInFDICIndemnificationAssetClaimsFiledInvestingActivities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_DeferredCompensationPlan2To6OfEligibleCompensationMember" name="DeferredCompensationPlan2To6OfEligibleCompensationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_DeferredCompensationPlanFirst1OfEligibleCompensationMember" name="DeferredCompensationPlanFirst1OfEligibleCompensationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_DeferredCompensationPlanMember" name="DeferredCompensationPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_DeferredIncomeTaxBenefitNetOperatingLossCarryforward" name="DeferredIncomeTaxBenefitNetOperatingLossCarryforward" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_DeferredStateandLocalIncomeTaxExpenseBenefitTaxLawChanges" name="DeferredStateandLocalIncomeTaxExpenseBenefitTaxLawChanges" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_DeferredTaxAssetsAcquisitionCosts" name="DeferredTaxAssetsAcquisitionCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_DeferredTaxAssetsExcessOfTaxBasisOverCarryingValueOfAcquiredLoans" name="DeferredTaxAssetsExcessOfTaxBasisOverCarryingValueOfAcquiredLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_DeferredTaxAssetsUnrealizedLossesOnDerivativesDesignatedAsCashFlowHedges" name="DeferredTaxAssetsUnrealizedLossesOnDerivativesDesignatedAsCashFlowHedges" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_DeferredTaxLiabilitiesUnrealizedGainsOnInvestmentSecuritiesAvailableForSale" name="DeferredTaxLiabilitiesUnrealizedGainsOnInvestmentSecuritiesAvailableForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_DepositsAverageBalance" name="DepositsAverageBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_DepositsMoneyMarketDepositsAverageBalance" name="DepositsMoneyMarketDepositsAverageBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_DepositsSavingsDepositsAverageBalance" name="DepositsSavingsDepositsAverageBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_DerivativeAssetLiabilityCollateralOffset" name="DerivativeAssetLiabilityCollateralOffset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_DerivativeAssetLiabilityFairValueAmountNotOffsetAgainstCollateral" name="DerivativeAssetLiabilityFairValueAmountNotOffsetAgainstCollateral" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_DerivativeAssetLiabilityFairValueGrossLiabilityAsset" name="DerivativeAssetLiabilityFairValueGrossLiabilityAsset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_DerivativeAssetLiabilityFairValueOfCollateral" name="DerivativeAssetLiabilityFairValueOfCollateral" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_DerivativeAssetsMember" name="DerivativeAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_DerivativeLiabilitiesMember" name="DerivativeLiabilitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_Disbursementofloanproceedsfromescrow" name="Disbursementofloanproceedsfromescrow" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_DiscontinuationCashFlowHedgeNotionalAmount" name="DiscontinuationCashFlowHedgeNotionalAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_DiscreteIncomeTaxBenefit" name="DiscreteIncomeTaxBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_DividendEquivalentRights" name="DividendEquivalentRights" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_DividendsDeclaredAndPayable" name="DividendsDeclaredAndPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_DueFromFederalReserveBank" name="DueFromFederalReserveBank" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_EffectiveDurationOfInvestmentPortfolio" name="EffectiveDurationOfInvestmentPortfolio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_EffectiveIncomeTaxRateReconciliationDiscreteTaxBenefit" name="EffectiveIncomeTaxRateReconciliationDiscreteTaxBenefit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_EffectiveIncomeTaxRateReconciliationUncertainTaxPositionsReversal" name="EffectiveIncomeTaxRateReconciliationUncertainTaxPositionsReversal" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_EmployeeStockOptionExchangedForPIUsMember" name="EmployeeStockOptionExchangedForPIUsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_EquityBasedCompensationAbstract" name="EquityBasedCompensationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_EquityInEarningsOfSubsidiaries" name="EquityInEarningsOfSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_EquityInUndistributedEarningsOfSubsidiaries" name="EquityInUndistributedEarningsOfSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ExercisePrice27.00Member" name="ExercisePrice27.00Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ExercisePrice63.74Member" name="ExercisePrice63.74Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ExercisePriceRange10001339Member" name="ExercisePriceRange10001339Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ExercisePriceRange15.94-19.97Member" name="ExercisePriceRange15.94-19.97Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ExercisePriceRange21.36-22.31Member" name="ExercisePriceRange21.36-22.31Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FDICAssetandLiabilityTableTextBlock" name="FDICAssetandLiabilityTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FDICIndemnificationAssetAtFairValue" name="FDICIndemnificationAssetAtFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_FDICIndemnificationAssetPolicyTextBlock" name="FDICIndemnificationAssetPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FDICIndemnificationAssetandLiabilitynet" name="FDICIndemnificationAssetandLiabilitynet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_FDICIndemnificationLiability" name="FDICIndemnificationLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_FHLBAdvancesNotesandOtherBorrowingsAbstract" name="FHLBAdvancesNotesandOtherBorrowingsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FICOScore720orLessMember" name="FICOScore720orLessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FICOScore721to740Member" name="FICOScore721to740Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_FairValueAssetsLevelTransfersAmount" name="FairValueAssetsLevelTransfersAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FairValueInputsLevels12And3Member" name="FairValueInputsLevels12And3Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FairValueInputsLevels2And3Member" name="FairValueInputsLevels2And3Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" 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 id="bku_FederalDepositInsuranceCorporationIndemnificationReimbursementOfCostsOfResolutionOfCoveredAssets" name="FederalDepositInsuranceCorporationIndemnificationReimbursementOfCostsOfResolutionOfCoveredAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FederalFundsLinesCreditMember" name="FederalFundsLinesCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" 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_Financingreceivablecreditqualityindicatorthevalueatwhichrelationshipsarereevaluatedatleastannually" name="Financingreceivablecreditqualityindicatorthevalueatwhichrelationshipsarereevaluatedatleastannually" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_FloridaMember" name="FloridaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_ForwardLoanSaleCommitmentDerivativeMember" name="ForwardLoanSaleCommitmentDerivativeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_FurnitureFixturesAndEquipmentMember" name="FurnitureFixturesAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_GainLossAssociatedWithCoveredAssets" name="GainLossAssociatedWithCoveredAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_GainLossOnCoveredInvestmentSecuritiesAvailableForSale" name="GainLossOnCoveredInvestmentSecuritiesAvailableForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <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_ImpairedLoansPolicyTextBlock" name="ImpairedLoansPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" 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_IncomeTaxDisclosureAxis" name="IncomeTaxDisclosureAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_IncomeTaxDisclosureDomain" name="IncomeTaxDisclosureDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_IncomeTaxDisclosureLineItems" name="IncomeTaxDisclosureLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_IncomeTaxDisclosureTable" name="IncomeTaxDisclosureTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_IncomeTaxesAbstract" name="IncomeTaxesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_IndirectAutoMember" name="IndirectAutoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_InterestBearingDepositLiabilitiesDomesticAverageBalance" name="InterestBearingDepositLiabilitiesDomesticAverageBalance" 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_InvestmentInSubsidiaries" name="InvestmentInSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_LetterofCreditissuedbyFHLBpledgedassecurityforpublicfundsdeposits" name="LetterofCreditissuedbyFHLBpledgedassecurityforpublicfundsdeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="bku_LoanOriginationCommitmentsNonCoveredMember" name="LoanOriginationCommitmentsNonCoveredMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_LoanPurchaseCommitmentsNonCoveredMember" name="LoanPurchaseCommitmentsNonCoveredMember" 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_LoansandLeasesReceivableNetChargeOffRateCalculationBanksUsedInAssumption" name="LoansandLeasesReceivableNetChargeOffRateCalculationBanksUsedInAssumption" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MaturinginAfterYearFiverangeofinterestratesinPercent" name="MaturinginAfterYearFiverangeofinterestratesinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginNextTwelveMonths31daysorless" name="MaturinginNextTwelveMonths31daysorless" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginNextTwelveMonths31daysorlessWeightedAverageRateinPercent" name="MaturinginNextTwelveMonths31daysorlessWeightedAverageRateinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginNextTwelveMonths31daysorlessrangeofinterestratesinPercent" name="MaturinginNextTwelveMonths31daysorlessrangeofinterestratesinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginNextTwelveMonthsOver31days" name="MaturinginNextTwelveMonthsOver31days" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginNextTwelveMonthsOver31daysWeightedAverageRateinPercent" name="MaturinginNextTwelveMonthsOver31daysWeightedAverageRateinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginNextTwelveMonthsOver31daysrangeofinterestratesinPercent" name="MaturinginNextTwelveMonthsOver31daysrangeofinterestratesinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginYearThreerangeofinterestratesinPercent" name="MaturinginYearThreerangeofinterestratesinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturinginYearTworangeofinterestratesinPercent" name="MaturinginYearTworangeofinterestratesinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_MaturitiesofTimeDepositsTableTextBlock" name="MaturitiesofTimeDepositsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MaximumAmountFDICWillReimburse" name="MaximumAmountFDICWillReimburse" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_MaximumPeriodOfLoansPastDueReportedAsCurrent" name="MaximumPeriodOfLoansPastDueReportedAsCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MinimumPeriodOfUnpaidPrincipalOrInterestAtWhichNewAndNonACILoansCommercialPlacedOnNonAccrualStatus" name="MinimumPeriodOfUnpaidPrincipalOrInterestAtWhichNewAndNonACILoansCommercialPlacedOnNonAccrualStatus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MinimumPeriodOfUnpaidPrincipalOrInterestAtWhichNewAndNonACILoansResidentialAndConsumerPlacedOnNonAccrualStatus" name="MinimumPeriodOfUnpaidPrincipalOrInterestAtWhichNewAndNonACILoansResidentialAndConsumerPlacedOnNonAccrualStatus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MinimumperiodofdelinquencyatwhichafourquarterrollmatrixisusedtoestimatetheamountwithineachdelinquencybucketinDuration" name="MinimumperiodofdelinquencyatwhichafourquarterrollmatrixisusedtoestimatetheamountwithineachdelinquencybucketinDuration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MinimumperiodofdelinquencyfornewopenandclosedendloanssecuredbyresidentialrealestateatwhichanassessmentofcollateralvalueismadeinDuration" name="MinimumperiodofdelinquencyfornewopenandclosedendloanssecuredbyresidentialrealestateatwhichanassessmentofcollateralvalueismadeinDuration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MinimumperiodofdelinquencyofanyoutstandingloanbalanceinexcessoffairvaluelesscosttosellatwhichitischargedoffinDuration" name="MinimumperiodofdelinquencyofanyoutstandingloanbalanceinexcessoffairvaluelesscosttosellatwhichitischargedoffinDuration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MortgageLoanCommitmentTimePeriodMaximum" name="MortgageLoanCommitmentTimePeriodMaximum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_MortgageLoanCommitmentTimePeriodMinimum" name="MortgageLoanCommitmentTimePeriodMinimum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_MortgageLoanFundingCommitmentMember" name="MortgageLoanFundingCommitmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_MortgageServicingRightsMember" name="MortgageServicingRightsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <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_NetReserveRequirement" name="NetReserveRequirement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <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_NewYorkMember" name="NewYorkMember" 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 id="bku_NonACILoansPolicyTextBlock" name="NonACILoansPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" 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_NonCoveredMember" name="NonCoveredMember" 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_NoninterestBearingDepositLiabilitiesDomesticAverageBalance" name="NoninterestBearingDepositLiabilitiesDomesticAverageBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_NonmarketableEquitySecuritiesPolicyTextBlock" name="NonmarketableEquitySecuritiesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <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 abstract="true" id="bku_OREOMember" name="OREOMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_OREOandRepossessedAssetsMember" name="OREOandRepossessedAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" 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_OptionsGrantedAbstract" name="OptionsGrantedAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_OtherComprehensiveIncomeLossReclassifiedToInterestExpenseAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax" name="OtherComprehensiveIncomeLossReclassifiedToInterestExpenseAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" 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 id="bku_OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnDepositsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" name="OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnDepositsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnDepositsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" name="OtherComprehensiveIncomeLossReclassifiedToInterestExpenseOnDepositsAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_OtherExpense" name="OtherExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_OthersMember" name="OthersMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_Pay-fixedInterestRateSwapsCapsMember" name="Pay-fixedInterestRateSwapsCapsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" 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_PayVariableInterestRateSwapsAndCapsMember" name="PayVariableInterestRateSwapsAndCapsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PayfixedInterestRateSwapCDsMember" name="PayfixedInterestRateSwapCDsMember" 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_PercentOfElectiveDeferralsWhichVestImmediately" name="PercentOfElectiveDeferralsWhichVestImmediately" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PercentOfLoansAndLeasesReceivableNetOfDeferredIncomeCoveredAndNotCovered" name="PercentOfLoansAndLeasesReceivableNetOfDeferredIncomeCoveredAndNotCovered" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_PercentOfLossSeverityAssumptionForHomeEquityLoansAndLinesOfCreditProjectedToRollTo120DaysDeliquency" name="PercentOfLossSeverityAssumptionForHomeEquityLoansAndLinesOfCreditProjectedToRollTo120DaysDeliquency" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PercentOfLossesInExcessOfMaximumAmountFDICWillReimburse" name="PercentOfLossesInExcessOfMaximumAmountFDICWillReimburse" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_PercentOfMatchingContributionsWhichVestUponTheEarlierOfADefinedChangeInControlOrTheParticipantsDeathDisabilityAttainmentOfNormalRetirementAgeOrTheCompletionOfTwoYearsOfService" name="PercentOfMatchingContributionsWhichVestUponTheEarlierOfADefinedChangeInControlOrTheParticipantsDeathDisabilityAttainmentOfNormalRetirementAgeOrTheCompletionOfTwoYearsOfService" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PercentOfTotalLoans" name="PercentOfTotalLoans" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_PercentageFloorAfterWhichTheLikelihoodThatTheTaxBenefitRelatedToUncertainTaxPositionsAreMeasured" name="PercentageFloorAfterWhichTheLikelihoodThatTheTaxBenefitRelatedToUncertainTaxPositionsAreMeasured" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PercentofoutstandingFHLBAdvancesofwhichthesumofqualifyingfirstmortgagesCREloansHomeequitylinesandcreditandmortgagebackedsecuritiespledgedmustequalinPercent" name="PercentofoutstandingFHLBAdvancesofwhichthesumofqualifyingfirstmortgagesCREloansHomeequitylinesandcreditandmortgagebackedsecuritiespledgedmustequalinPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodAfterReceiptOfNotificationOfFilingFromTheBankruptcyCourtAtWhichAnyOutstandingBalanceInExcessOfFairValueOfCollateralLessCostToSellAtWhichItIsChargedOff" name="PeriodAfterReceiptOfNotificationOfFilingFromTheBankruptcyCourtAtWhichAnyOutstandingBalanceInExcessOfFairValueOfCollateralLessCostToSellAtWhichItIsChargedOff" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodOfDeliquencyAtWhich100PercentLossSeverityIsAssumed" name="PeriodOfDeliquencyAtWhich100PercentLossSeverityIsAssumed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodOfNoMissedPaymentsBorrowerExemptFromTroubledDebtRestructuring" name="PeriodOfNoMissedPaymentsBorrowerExemptFromTroubledDebtRestructuring" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodOfPrincipalOrInterestPaidAtWhichNewAndNonACILoansResidentialAndConsumerReturnedToAccrualStatus" name="PeriodOfPrincipalOrInterestPaidAtWhichNewAndNonACILoansResidentialAndConsumerReturnedToAccrualStatus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodPursuantToModifiedLoanTermsOfBorrowerComplianceLoanReturnedToAccrualStatus" name="PeriodPursuantToModifiedLoanTermsOfBorrowerComplianceLoanReturnedToAccrualStatus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodWithinDaysOfDiscoveryOfFraudulentActivityAtWhichAnyOutstandingBalanceInExcessOfFairValueOfCollateralLessCostToSellAtWhichItIsChargedOff" name="PeriodWithinDaysOfDiscoveryOfFraudulentActivityAtWhichAnyOutstandingBalanceInExcessOfFairValueOfCollateralLessCostToSellAtWhichItIsChargedOff" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodWithinDeterminationOfLossIfAllBorrowersAreDeceasedAtWhichAnyOutstandingBalanceInExcessOfFairValueOfCollateralLessCostToSellAtWhichItIsChargedOff" name="PeriodWithinDeterminationOfLossIfAllBorrowersAreDeceasedAtWhichAnyOutstandingBalanceInExcessOfFairValueOfCollateralLessCostToSellAtWhichItIsChargedOff" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PeriodofdelinquencyofconsumerloansatwhichatwhichtheyarechargedoffwhenmanagementdeemsthemtobeuncollectibleinDuration" name="PeriodofdelinquencyofconsumerloansatwhichatwhichtheyarechargedoffwhenmanagementdeemsthemtobeuncollectibleinDuration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_Plan2010Member" name="Plan2010Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PremisesAndEquipmentAndLeaseCommitmentsAbstract" name="PremisesAndEquipmentAndLeaseCommitmentsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_PremisesAndEquipmentAndLeaseObligationsTextBlock" name="PremisesAndEquipmentAndLeaseObligationsTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <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_ProceedsRecordedInInterestIncomeFromCoveredLoansSold" name="ProceedsRecordedInInterestIncomeFromCoveredLoansSold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_PropertyPlantandEquipmentTypeAbstract" name="PropertyPlantandEquipmentTypeAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_ProvisionForCoveredLoansAndUnfundedCommitments" name="ProvisionForCoveredLoansAndUnfundedCommitments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_ProvisionForCoveredUnfundedCommitments" name="ProvisionForCoveredUnfundedCommitments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" 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 id="bku_Provisionforloanlossesrecordedupontransfertoloansheldforsale" name="Provisionforloanlossesrecordedupontransfertoloansheldforsale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_Publicfundsdepositsincludedindeposits" name="Publicfundsdepositsincludedindeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_RatioFDICIndemnificationAssetAndCoveredAssetsAreRiskWeightedAt" name="RatioFDICIndemnificationAssetAndCoveredAssetsAreRiskWeightedAt" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <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 id="bku_ScheduleOfDerivativesOffsettingOfDerivativeAssetsAndLiabilitiesTableTextBlock" name="ScheduleOfDerivativesOffsettingOfDerivativeAssetsAndLiabilitiesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_ScheduleOfInterestExpenseOnDepositsTableTextBlock" name="ScheduleOfInterestExpenseOnDepositsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_ServiceFeesFromSubsidiaries" name="ServiceFeesFromSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodDateOfGrantClosingPriceMaximum" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodDateOfGrantClosingPriceMaximum" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodDateOfGrantClosingPriceMinimum" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodDateOfGrantClosingPriceMinimum" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateGrantDateFairValueVested" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateGrantDateFairValueVested" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_SharesofcommonstockcalledbyeachwarrantinShares" name="SharesofcommonstockcalledbyeachwarrantinShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" 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_StockholdersEquityOtherAbstract" name="StockholdersEquityOtherAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_SummaryOfAverageBalancesAndWeightedAverageRatesPaidOnDepositsTableTextBlock" name="SummaryOfAverageBalancesAndWeightedAverageRatesPaidOnDepositsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" 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 id="bku_TimeDeposits250000OrMore" name="TimeDeposits250000OrMore" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="bku_TimeDepositsAverageBalance" name="TimeDepositsAverageBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="bku_TotalExpense" name="TotalExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_TotalIncome" name="TotalIncome" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="bku_USGovernmentAgencySponsoredEnterpriseResidentialCommercialMortgageBackedSecuritiesMember" name="USGovernmentAgencySponsoredEnterpriseResidentialCommercialMortgageBackedSecuritiesMember" 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 id="bku_UnamortizedmodificationcostsonFHLBAdvances" name="UnamortizedmodificationcostsonFHLBAdvances" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="bku_Uncertainstatetaxpositionslapseofstatuteamount" name="Uncertainstatetaxpositionslapseofstatuteamount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" 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 abstract="true" id="bku_UnfundedCommitmentsUnderLinesCreditNonCoveredMember" name="UnfundedCommitmentsUnderLinesCreditNonCoveredMember" 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 id="bku_UnrecognizedTaxBenefitsIncomeTaxPenaltiesandInterestExpensenetoftax" name="UnrecognizedTaxBenefitsIncomeTaxPenaltiesandInterestExpensenetoftax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <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_UnvestedShareAwardsEmploymentInducementMember" name="UnvestedShareAwardsEmploymentInducementMember" 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_ValueOfUnpaidPrincipalBalanceOfACILoansSold" name="ValueOfUnpaidPrincipalBalanceOfACILoansSold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="bku_VestingPeriodOfEmployerContributions" name="VestingPeriodOfEmployerContributions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_WeightedAverageLifeOfInvestmentPortfolio" name="WeightedAverageLifeOfInvestmentPortfolio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="bku_WeightedAverageRateInterestBearingDomesticDeposit" name="WeightedAverageRateInterestBearingDomesticDeposit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="bku_WeightedAverageRateNonInterestBearingDomesticDeposit" name="WeightedAverageRateNonInterestBearingDomesticDeposit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
</xsd:schema>
