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        <RelatedOrExemptFunctionIncome>21048</RelatedOrExemptFunctionIncome>
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      <TotalRevenue>
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        <UnrelatedBusinessRevenue>0</UnrelatedBusinessRevenue>
        <ExclusionAmount>325946</ExclusionAmount>
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      <CompCurrentOfficersDirectors>
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        <ManagementAndGeneral>25649</ManagementAndGeneral>
        <Fundraising>20717</Fundraising>
      </CompCurrentOfficersDirectors>
      <OtherSalariesAndWages>
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        <ManagementAndGeneral>72558</ManagementAndGeneral>
        <Fundraising>133683</Fundraising>
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      <PensionPlanContributions>
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        <ManagementAndGeneral>16912</ManagementAndGeneral>
      </PensionPlanContributions>
      <OtherEmployeeBenefits>
        <Total>54882</Total>
        <ProgramServices>32389</ProgramServices>
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        <Fundraising>20619</Fundraising>
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      <PayrollTaxes>
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        <Fundraising>16159</Fundraising>
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      <FeesForServicesAccounting>
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        <ManagementAndGeneral>27569</ManagementAndGeneral>
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        <ManagementAndGeneral>32653</ManagementAndGeneral>
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        <Total>6480</Total>
        <ProgramServices>6480</ProgramServices>
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      <Advertising>
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        <ProgramServices>21350</ProgramServices>
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      <Travel>
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        <ManagementAndGeneral>122</ManagementAndGeneral>
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      <ConferencesMeetings>
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      <Interest>
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        <ManagementAndGeneral>15576</ManagementAndGeneral>
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        <Total>50173</Total>
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        <ManagementAndGeneral>37470</ManagementAndGeneral>
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      <OtherExpenses>
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        <EOY>1008668</EOY>
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        <EOY>6390130</EOY>
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        <EOY>0</EOY>
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        <EOY>7958946</EOY>
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        <EOY>130485</EOY>
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      <OtherLiabilities>
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        <EOY>160714</EOY>
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      <TotalLiabilities>
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        <EOY>381992</EOY>
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      <FollowSFAS117>X</FollowSFAS117>
      <UnrestrictedNetAssets>
        <BOY>949117</BOY>
        <EOY>990089</EOY>
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      <TemporarilyRestrictedNetAssets>
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        <EOY>473692</EOY>
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      <PermanentlyRestrictedNetAssets>
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        <EOY>6113173</EOY>
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      <TotalNetAssetsFundBalances>
        <BOY>7767204</BOY>
        <EOY>7576954</EOY>
      </TotalNetAssetsFundBalances>
      <TotalLiabNetAssetsFundBalances>
        <BOY>8086438</BOY>
        <EOY>7958946</EOY>
      </TotalLiabNetAssetsFundBalances>
      <InfoInScheduleOPartXI>X</InfoInScheduleOPartXI>
      <ReconcilationRevenueExpenses>-136845</ReconcilationRevenueExpenses>
      <ReconcilationOtherChanges>-53405</ReconcilationOtherChanges>
      <InfoInScheduleOPartXII>X</InfoInScheduleOPartXII>
      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
      <AccountantCompileOrReview>0</AccountantCompileOrReview>
      <FSAudited>1</FSAudited>
      <AuditCommittee>1</AuditCommittee>
      <FinancialStatementSeparate>X</FinancialStatementSeparate>
      <FederalGrantAuditRequired>0</FederalGrantAuditRequired>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PubliclySupportedOrg170b1Avi>X</PubliclySupportedOrg170b1Avi>
      <GiftsGrantsContribReceived170>
        <CurrentTaxYearMinus4Years>1251215</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>777095</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>675096</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>688891</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>481696</CurrentTaxYear>
        <Total>3873993</Total>
      </GiftsGrantsContribReceived170>
      <Total170>
        <CurrentTaxYearMinus4Years>1251215</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>777095</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>675096</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>688891</CurrentTaxYearMinus1Year>
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        <Total>3873993</Total>
      </Total170>
      <PublicSupportTotal170>3873993</PublicSupportTotal170>
      <GrossInvestmentIncome170>
        <CurrentTaxYearMinus4Years>521162</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>595344</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>184921</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>114227</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>121188</CurrentTaxYear>
        <Total>1536842</Total>
      </GrossInvestmentIncome170>
      <OtherIncome170>
        <CurrentTaxYearMinus2Years>31929</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>15125</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>21048</CurrentTaxYear>
        <Total>68102</Total>
      </OtherIncome170>
      <TotalSupport>5478937</TotalSupport>
      <GrossReceiptsFromAdmissionsEtc>1482261</GrossReceiptsFromAdmissionsEtc>
      <PublicSupportPertcentage170>0.70710</PublicSupportPertcentage170>
      <PublicSupportPertcentPriorYear>0.68330</PublicSupportPertcentPriorYear>
      <ThirtyThreePercntTestsCY170>X</ThirtyThreePercntTestsCY170>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInfo>
        <ContributorNumber>RESTRICTED</ContributorNumber>
        <ContributorNameBusiness>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorNameBusiness>
        <ContributorAddressUS>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorAddressUS>
        <AggregateContributions>RESTRICTED</AggregateContributions>
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    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
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      <CollectUsedForScholarResearch>X</CollectUsedForScholarResearch>
      <CollectUsedForPreservation>X</CollectUsedForPreservation>
      <SolicitedAssetsForSale>0</SolicitedAssetsForSale>
      <CurrentYear>
        <BeginningOfYearBalance>6226283</BeginningOfYearBalance>
        <Contributions>47000</Contributions>
        <InvestmentEarningsOrLosses>-121457</InvestmentEarningsOrLosses>
        <AdministrativeExpenses>32653</AdministrativeExpenses>
        <EndOfYearBalance>6119173</EndOfYearBalance>
      </CurrentYear>
      <CurrentYearMinus1Year>
        <BeginningOfYearBalance>5386586</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>839697</InvestmentEarningsOrLosses>
        <EndOfYearBalance>6226283</EndOfYearBalance>
      </CurrentYearMinus1Year>
      <CurrentYearMinus2Years>
        <BeginningOfYearBalance>4195512</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>1191074</InvestmentEarningsOrLosses>
        <EndOfYearBalance>5386586</EndOfYearBalance>
      </CurrentYearMinus2Years>
      <EndowmentsHeldByUnrelatedOrgs>0</EndowmentsHeldByUnrelatedOrgs>
      <EndowmentsHeldByRelatedOrgs>0</EndowmentsHeldByRelatedOrgs>
      <Buildings>
        <OtherCostOrOtherBasis>1147050</OtherCostOrOtherBasis>
        <Depreciation>386899</Depreciation>
        <BookValue>760151</BookValue>
      </Buildings>
      <Equipment>
        <OtherCostOrOtherBasis>247210</OtherCostOrOtherBasis>
        <Depreciation>226477</Depreciation>
        <BookValue>20733</BookValue>
      </Equipment>
      <OtherLandBuildings>
        <OtherCostOrOtherBasis>355634</OtherCostOrOtherBasis>
        <Depreciation>127850</Depreciation>
        <BookValue>227784</BookValue>
      </OtherLandBuildings>
      <TotalOfBookValueLandBuildings>1008668</TotalOfBookValueLandBuildings>
      <OtherSecurities>
        <Description>ENDOWMENTS</Description>
        <BookValue>6119173</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>MARKETABLE SECURITIES</Description>
        <BookValue>270957</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <TotalOfBookValueSecurities>6390130</TotalOfBookValueSecurities>
      <OtherLiabilities>
        <Description>ANNUITY PAYMENT LIABILITY</Description>
        <Amount>160714</Amount>
      </OtherLiabilities>
      <TotalOfAmounts>160714</TotalOfAmounts>
      <TotalRevenue>1138121</TotalRevenue>
      <TotalExpenses>1274966</TotalExpenses>
      <ExcessOrDeficitForYear>-136845</ExcessOrDeficitForYear>
      <NetUnrealizedGLOnInvestments>-53405</NetUnrealizedGLOnInvestments>
      <TotalAdjustments>-53405</TotalAdjustments>
      <ExcessOrDeficitPerFS>-190250</ExcessOrDeficitPerFS>
      <TotRevenueEtcAuditedFinclStmt>1247278</TotRevenueEtcAuditedFinclStmt>
      <NetUnrealizedGainsInvestments>-53405</NetUnrealizedGainsInvestments>
      <DonatedSrvcAndUseOfFacilities>5000</DonatedSrvcAndUseOfFacilities>
      <OtherRevenues>190215</OtherRevenues>
      <RevenueNotRptdF990>141810</RevenueNotRptdF990>
      <RevenueSubtotal>1105468</RevenueSubtotal>
      <InvestmentExpensesNotIncluded>32653</InvestmentExpensesNotIncluded>
      <RevenueNotRptdOnFinStmt>32653</RevenueNotRptdOnFinStmt>
      <TotalRevenuePerForm990>1138121</TotalRevenuePerForm990>
      <TotExpensesEtcAuditedFinclStmt>1437528</TotExpensesEtcAuditedFinclStmt>
      <DonatedServicesUseOfFacilities>5000</DonatedServicesUseOfFacilities>
      <OtherExpensesIncluded>190215</OtherExpensesIncluded>
      <ExpensesNotRptdF990>195215</ExpensesNotRptdF990>
      <ExpensesSubtotal>1242313</ExpensesSubtotal>
      <InvestmentExpensesNotIncluded2>32653</InvestmentExpensesNotIncluded2>
      <ExpensesNotRptdOnFinStmt>32653</ExpensesNotRptdOnFinStmt>
      <TotalExpensesPerForm990>1274966</TotalExpensesPerForm990>
      <Form990ScheduleDPartXIV>
        <ReturnReference>PART III, LINE 4:</ReturnReference>
        <Explanation>THE ARBORETUM HAS A MUSEUM OF ANTIQUE FURNITURE THAT IS HELD FOR EDUCATIONAL, RESEARCH AND CURATORIAL PURPOSES. THE COLLECTION IS NOT CAPITALIZED. EACH OF THE ITEMS IS PRESERVED AND CARED FOR, AND ACTIVITIES VERIFYING THEIR EXISTENCE AND ASSESSING THEIR CONDITION ARE PERFORMED CONTINUALLY.</Explanation>
      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Explanation>PART X, LINE 2: IN ACCORDANCE WITH THE FASB ASC SECTION REGARDING ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES, THE ARBORETUM IS REQUIRED TO RECOGNIZE THE FINANCIAL STATEMENT EFFECTS OF A TAX POSITION IF IT IS MORE LIKELY THAN NOT THAT THE POSITION WILL BE SUSTAINED UPON EXAMINATION. THE ARBORETUM HAS NO UNCERTAIN TAX POSITIONS THAT QUALIFY FOR RECOGNITION IN THE FINANCIAL STATEMENTS. PART XII, LINE 2D: ITEMS INCLUDED IN EXPENSES ON THE FINANCIAL STATEMENT, REPORTED ON FORM 990, PART VIII, STATEMENT OF REVENUE: ARBORETUM SHOP COST OF SALES $117,999 FUNDRAISING DIRECT EXPENSES 72,216 PART XIII, LINE 2D: ITEMS INCLUDED IN EXPENSES ON THE FINANCIAL STATEMENT, REPORTED ON FORM 990, PART VIII, STATEMENT OF REVENUE: ARBORETUM SHOP COST OF SALES $117,999 FUNDRAISING DIRECT EXPENSES 72,216</Explanation>
      </Form990ScheduleDPartXIV>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <EventsInformation>
        <NameOfEvent1>TWILIGHT AUCTION</NameOfEvent1>
        <GrossReceiptsEvent1>96290</GrossReceiptsEvent1>
        <GrossRevenueEvent1>96290</GrossRevenueEvent1>
        <OtherDirectExpensesEvent1>17434</OtherDirectExpensesEvent1>
        <NameOfEvent2>PUMPKIN DAYS</NameOfEvent2>
        <GrossReceiptsEvent2>56517</GrossReceiptsEvent2>
        <GrossRevenueEvent2>56517</GrossRevenueEvent2>
        <OtherDirectExpensesEvent2>26517</OtherDirectExpensesEvent2>
        <TotalNumberOfOtherEvents>4</TotalNumberOfOtherEvents>
        <GrossReceiptsOtherEvents>60210</GrossReceiptsOtherEvents>
        <GrossRevenueOtherEvents>60210</GrossRevenueOtherEvents>
        <OtherDirectExpensesOtherEvents>28265</OtherDirectExpensesOtherEvents>
        <GrossReceiptsTotal>213017</GrossReceiptsTotal>
        <GrossRevenueTotalEvents>213017</GrossRevenueTotalEvents>
        <OtherDirectExpensesTotalEvents>72216</OtherDirectExpensesTotalEvents>
        <DirectExpenseSummaryEvents>72216</DirectExpenseSummaryEvents>
        <NetIncomeSummary>140801</NetIncomeSummary>
      </EventsInformation>
    </IRS990ScheduleG>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTraded>
        <NonCashCheckbox>X</NonCashCheckbox>
        <NumberOfContributions>1</NumberOfContributions>
        <NoncashContribsRptdF990>7959</NoncashContribsRptdF990>
        <MethodOfDeterminingRevenues>ACTUAL SELLING PRICE</MethodOfDeterminingRevenues>
      </SecuritiesPubliclyTraded>
      <OtherNonCashContributionsTable>
        <NonCashCheckbox>X</NonCashCheckbox>
        <Description>BUILDING IMPROVEMENTS</Description>
        <NumberOfContributions>4</NumberOfContributions>
        <NoncashContribsRptdF990>20732</NoncashContribsRptdF990>
        <MethodOfDeterminingRevenues>DONOR VALUATION</MethodOfDeterminingRevenues>
      </OtherNonCashContributionsTable>
      <AnyPropertyThatMustBeHeld>0</AnyPropertyThatMustBeHeld>
      <ReviewProcessUnusualNCGifts>0</ReviewProcessUnusualNCGifts>
      <ThirdPartiesUsed>0</ThirdPartiesUsed>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 11</ReturnReference>
        <Explanation>THE ORGANIZATION'S ASSET MANAGEMENT COMMITTEE REVIEWS AND APPROVES FORM 990 PRIOR TO FILING. THE ORGANIZATION PROVIDES A COPY TO EACH VOTING MEMBER OF THE ORGANIZATION'S GOVERNING BODY.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>ANNUALLY, THE OFFICERS AND BOARD MEMBERS DISCLOSE INTERESTS THAT COULD GIVE RISE TO CONFLICTS. MANAGEMENT CONTINUOUSLY MONITORS AND ENFORCES THIS POLICY.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 15</ReturnReference>
        <Explanation>INDEPENDENT BOARD MEMBERS REVIEW AND APPROVE COMPENSATION USING DATA OF SIMILARLY QUALIFIED PERSONS IN FUNCTIONALLY COMPARABLE POSITIONS AT SIMILARLY SITUATED ORGANIZATIONS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>THE ORGANIZATION'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC UPON REQUEST AT THE ARBORETUM'S ADMINISTRATIVE OFFICE DURING NORMAL BUSINESS HOURS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>CHANGES IN NET ASSETS OR FUND BALANCES:</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 5:</ReturnReference>
        <Explanation>NET UNREALIZED LOSSES ON INVESTMENTS: -53,405.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>FORM 990, PART XII, LINE 2C:</Identifier>
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      </GeneralExplanation>
    </IRS990ScheduleO>
  </ReturnData>
</Return>