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  <xsd:element abstract="false" id="buse_PercentageOfEntityStockholderEquityInExcessOfAggregateBookOrMarketValue" name="PercentageOfEntityStockholderEquityInExcessOfAggregateBookOrMarketValue" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="buse_PercentageOfGeneralObligationBondsRatedByAtLeastSpecifiedNationallyRecognizedStatisticalRatingOrganization" name="PercentageOfGeneralObligationBondsRatedByAtLeastSpecifiedNationallyRecognizedStatisticalRatingOrganization" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="buse_MinimumNumberOfNationallyRecognizedStatisticalRatingOrganization" name="MinimumNumberOfNationallyRecognizedStatisticalRatingOrganization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="buse_PercentageOfGeneralObligationBondsUnrated" name="PercentageOfGeneralObligationBondsUnrated" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="buse_CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsForUnratedInvestmentSecurities" name="CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsForUnratedInvestmentSecurities" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="buse_DoddFrankWallStreetReformAndConsumerProtectionActBaselIIIRulesMember" name="DoddFrankWallStreetReformAndConsumerProtectionActBaselIIIRulesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <element id="buse_CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets" name="CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <xsd:element abstract="false" id="buse_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAdjustedAssets" name="TierOneLeverageCapitalRequiredToBeWellCapitalizedToAdjustedAssets" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="buse_MaximumConsolidatedAssetsOfBankHoldingCompanies" name="MaximumConsolidatedAssetsOfBankHoldingCompanies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="buse_CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsForRatedInvestmentSecurities" name="CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsForRatedInvestmentSecurities" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <element id="buse_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSettlementPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSettlementPeriod" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <xsd:element abstract="false" id="buse_ScheduleOfAmortizedCostAndFairValueOfEntityPortfolioOfBondsByIssuerStateTableTextBlock" name="ScheduleOfAmortizedCostAndFairValueOfEntityPortfolioOfBondsByIssuerStateTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <element id="buse_HergetFinancialCorpAndHergetBankNationalAssociationMember" name="HergetFinancialCorpAndHergetBankNationalAssociationMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationConsiderationTransferredPerShareInCash" name="BusinessCombinationConsiderationTransferredPerShareInCash" nillable="true" type="num:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_LoansAndLeasesReceivableLimitAboveWhichLoansAreProcessedThroughExpeditedUnderwritingProcess" name="LoansAndLeasesReceivableLimitAboveWhichLoansAreProcessedThroughExpeditedUnderwritingProcess" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_NumberOfBranches" name="NumberOfBranches" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_HergetBankNationalAssociationMember" name="HergetBankNationalAssociationMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationProvisionalInformationMaximumPeriodOfFairValueAdjustmentsFromClosingDate" name="BusinessCombinationProvisionalInformationMaximumPeriodOfFairValueAdjustmentsFromClosingDate" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSecuritiesAvailableForSale" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSecuritiesAvailableForSale" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoans" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoans" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilities" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPerformedLoansFairValue" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPerformedLoansFairValue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCreditImpairedLoansFairValue" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCreditImpairedLoansFairValue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_PurchasedCreditImpairedLoanMember" name="PurchasedCreditImpairedLoanMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommonEquityTierOneRiskBasedCapitalAbstract" name="CommonEquityTierOneRiskBasedCapitalAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommonEquityTierOneRiskBasedCapital" name="CommonEquityTierOneRiskBasedCapital" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacy" name="CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacy" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalized" name="CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalized" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommonEquityRiskBasedRatiosAbstract" name="CommonEquityRiskBasedRatiosAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommonEquityTierOneRiskBasedCapitalToRiskWeightedAssets" name="CommonEquityTierOneRiskBasedCapitalToRiskWeightedAssets" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets" name="CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_AccretionAmortizationOfSecurityPremiumsAndDiscounts" name="AccretionAmortizationOfSecurityPremiumsAndDiscounts" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_CommercialAndMortgageTransferToOtherRealEstate" name="CommercialAndMortgageTransferToOtherRealEstate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_RealEstateInForeclosure" name="RealEstateInForeclosure" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_OtherRealEstateAdditionsFairValueFromAcquisition" name="OtherRealEstateAdditionsFairValueFromAcquisition" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_StockIssuedDuringPeriodValueTreasuryStock" name="StockIssuedDuringPeriodValueTreasuryStock" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_MaximumAssetsOfBankHoldingCompaniesToRetainExistingTreatmentForAccumulatedOtherComprehensiveIncomeNotCurrentlyAffectingRegulatoryCapital" name="MaximumAssetsOfBankHoldingCompaniesToRetainExistingTreatmentForAccumulatedOtherComprehensiveIncomeNotCurrentlyAffectingRegulatoryCapital" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_InterestAndDividendIncomeOperatingNet" name="InterestAndDividendIncomeOperatingNet" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_FloridaDepartmentOfRevenueMember" name="FloridaDepartmentOfRevenueMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="buse_PaymentsForFractionalSharesReverseStockSplit" name="PaymentsForFractionalSharesReverseStockSplit" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
</xsd:schema>
