<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2023v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-05-08T12:58:01-04:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>871719185</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>NEIDERHISER CONSULTING &amp; ACCOUNTING</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>2798 WOODGATE RD UNIT D</AddressLine1Txt>
        <CityNm>MONTROSE</CityNm>
        <StateAbbreviationCd>CO</StateAbbreviationCd>
        <ZIPCd>81401</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>841331789</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>MONTROSE BOTANICAL SOCIETY</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>MONT</BusinessNameControlTxt>
      <PhoneNum>3149564914</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 323</AddressLine1Txt>
        <CityNm>MONTROSE</CityNm>
        <StateAbbreviationCd>CO</StateAbbreviationCd>
        <ZIPCd>81402</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>PEGGY JUSTIS</PersonNm>
      <PersonTitleTxt>BOARD MEMBER</PersonTitleTxt>
      <PhoneNum>3149564914</PhoneNum>
      <SignatureDt>2024-05-07</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>PEGGY</PersonFirstNm>
        <PersonLastNm>JUSTIS</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>CHRISTINE NEIDERHISER CPA</PreparerPersonNm>
      <PTIN>P01457025</PTIN>
      <PhoneNum>9705492327</PhoneNum>
      <PreparationDt>2024-05-08</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="RetDoc2" referenceDocumentId="RetDoc3">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>WWW.MONTROSEGARDENS.ORG</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="RetDoc4">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>57105</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>26926</ContributionsGiftsGrantsEtcAmt>
      <MembershipDuesAmt>7675</MembershipDuesAmt>
      <InvestmentIncomeAmt>19779</InvestmentIncomeAmt>
      <GamingGrossIncomeAmt>1975</GamingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>479</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>1496</SpecialEventsNetIncomeLossAmt>
      <OtherRevenueTotalAmt>750</OtherRevenueTotalAmt>
      <TotalRevenueAmt>56626</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>4040</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>675</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>13189</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>1575</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>29482</OtherExpensesTotalAmt>
      <TotalExpensesAmt>48961</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>7665</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>422490</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>430155</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>133779</BOYAmt>
        <EOYAmt>131780</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>104022</BOYAmt>
        <EOYAmt>97592</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>184689</BOYAmt>
        <EOYAmt>200783</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>422490</BOYAmt>
        <EOYAmt>430155</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>422490</BOYAmt>
        <EOYAmt>430155</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <PrimaryExemptPurposeTxt>SEE SCHEDULE O</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>DEVELOP AND MAINTAIN BOTANIC GARDENS, AND PROVIDE HORTICULTURAL EDUCATION, INCLUDING ON WATER-EFFICIENT AND NATIVE PLANTS.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>21245</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>21245</TotalProgramServiceExpensesAmt>
      <InfoInScheduleOPartIVInd>X</InfoInScheduleOPartIVInd>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>TIM EDGAR</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>6.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>LIZ MAUCH</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>STEVE MANIS</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>6.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>STEVE MANIS</PersonNm>
        <TitleTxt>INTERIM VICE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>3.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DEBBY INGRAM</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>LINDA BENTLEY</PersonNm>
        <TitleTxt>INTERIM PRES</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>8.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>LINDA BENTLEY</PersonNm>
        <TitleTxt>INTERIM VICE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>3.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>PEGGY JUSTIS</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>3.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>PEGGY JUSTIS</PersonNm>
        <TitleTxt>INTERIM TREA</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>TRACY HARRISON</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>3.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>BRENDA BAFUS WILLIAMS</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <InfoInScheduleOPartVInd>X</InfoInScheduleOPartVInd>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>PEGGY JUSTIS</PersonNm>
        <USAddress>
          <AddressLine1Txt>PO BOX 323</AddressLine1Txt>
          <AddressLine2Txt>PO BOX 323</AddressLine2Txt>
          <CityNm>MONTROSE</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>81402</ZIPCd>
        </USAddress>
        <PhoneNum>3149564914</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="RetDoc4">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>39571</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>39746</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>38254</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>53901</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>34601</CurrentTaxYearAmt>
        <TotalAmt>206073</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <GovtFurnSrvcFcltsVl170Grp>
        <CurrentTaxYearMinus4YearsAmt>12000</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>12000</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>12000</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>12000</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>12000</CurrentTaxYearAmt>
        <TotalAmt>60000</TotalAmt>
      </GovtFurnSrvcFcltsVl170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>51571</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>51746</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>50254</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>65901</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>46601</CurrentTaxYearAmt>
        <TotalAmt>266073</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>266073</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>1317</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1318</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5849</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5420</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>6683</CurrentTaxYearAmt>
        <TotalAmt>20587</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp>
        <CurrentTaxYearMinus1YearAmt>98</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>496</CurrentTaxYearAmt>
        <TotalAmt>594</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
      <TotalSupportAmt>287254</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>46044</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.92630</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.95130</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="RetDoc3">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION OF PROPERTY: AMOUNT INTEREST INCOME 279 INVESTMENT INCOME 6,404 TOTAL INCLUDED ON FORM 990-EZ, LINE 4 6,683</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 8</FormAndLineReferenceDesc>
        <ExplanationTxt>GARDEN SPACE RENTAL 750 TOTAL 750</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>EXPENSES ADVERTISING 140 OFFICE EXPENSES 73 MEDIA SVCS &amp; WEBSITE 1,290 MEETINGS 50 INSURANCE 4,972 RENTALS &amp; SETUP 548 MEMORIALS 2,443 AWARDS &amp; GIFTS 668 OUTREACH &amp; EDUCATION 184 FEES, DUES &amp; SUBSCRIPTION 347 BANKING FEES 66 ENDOWMENT FEES 2,706 CO GARDEN GRANT EXPENSES 9,257 VOLUNTEER SUPPLIES 308 NON-INVESTMENT DEPRECIATION 6,430 TOTAL 29,482</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART II, LINE 24</FormAndLineReferenceDesc>
        <ExplanationTxt>0 0 LESS ACCUMULATED DEPRECIATION 0 0 INVESTMENTS - OTHER SECURITIES 184,689 200,783 TOTAL 184,689 200,783</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART III</FormAndLineReferenceDesc>
        <ExplanationTxt>PRIMARY EXEMPT PURPOSE - THE MONTROSE BOTANICAL SOCIETY IS A NON-PROFIT ORGANIZATION THAT PROVIDES HORTICULTURAL EDUCATION AND LEADERSHIP FOR RESIDENTS OF THE UNCOMPAHGRE VALLEY REGION THROUGH THE DEVELOPMENT OF THE BOTANIC GARDENS FOR DEMONSTRATION, EDUCATION AND LEISURE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART V</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DID NOT, DURING THE YEAR, RECEIVE ANY FUNDS, DIRECTLY, OR INDIRECTLY, TO PAY PREMIUMS ON A PERSONAL BENEFIT CONTRACT. THE ORIGANIZATION, DID NOT, DURING THE YEAR, PAY ANY PREMIUMS, DIRECTLY OR INDIRECTLY, ON A PERSONAL BENEFIT CONTRACT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
