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<document ID-CLB-Dataset="178552" ID-DOI="http://dx.doi.org/10.5091/plecevo.93804" ID-GBIF-Dataset="b81a9d39-2fc5-4ad4-b7c5-c5a156ea7533" ID-Pensoft-Pub="2032-3921-3-333" ID-Pensoft-UUID="25E654810B77590B9A1361328390B022" ID-Zenodo-Dep="7029068" ModsDocID="2032-3921-155-3-333" checkinTime="1667483744530" checkinUser="pensoft" docAuthor="Fischer, Eberhard, Dumbo, Bonny &amp; Dumbo, Landry" docDate="2022" docId="99D7468BBE3351CB9973214B5E34E6A5" docLanguage="en" docName="PlantEcolEvol 155(3): 333-342" docOrigin="Plant Ecology and Evolution 155 (3)" docPubDate="2022-08-26" docSource="http://dx.doi.org/10.5091/plecevo.93804" docTitle="Amorphophallus mayoi Eb. Fisch., B. Dumbo &amp; L. Dumbo 2022, comb. et stat. nov." docType="treatment" docVersion="5" id="25E654810B77590B9A1361328390B022" lastPageNumber="333" masterDocId="25E654810B77590B9A1361328390B022" masterDocTitle="A new species of Amorphophallus (Araceae) from Eastern D. R. Congo, and a new record of the genus from Rwanda" masterLastPageNumber="342" masterPageNumber="333" pageNumber="333" updateTime="1720536649760" updateUser="ExternalLinkService">
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<mods:title id="B27C85A160E022BA33C9CCF728259C28">A new species of Amorphophallus (Araceae) from Eastern D. R. Congo, and a new record of the genus from Rwanda</mods:title>
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<mods:name id="CE9255611C4034E3C9556FDBDB8C5CD5" type="personal">
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<mods:namePart id="8969904462A8E69577EC91D914D6ADBE">Fischer, Eberhard</mods:namePart>
<mods:nameIdentifier id="29652189FBAAA57493EE38EE6C25E82D" type="ORCID">https://orcid.org/0000-0001-7455-9833</mods:nameIdentifier>
<mods:affiliation id="88FF87A70B59CE255E5812961C8D0E7D">University of Koblenz and Landau, Mainz, Germany</mods:affiliation>
<mods:nameIdentifier id="7518553C85F11D7452EFB83C509FA5C8" type="email">efischer@uni-koblenz.de</mods:nameIdentifier>
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<mods:namePart id="F5CB6240CE277A60E832F3881C087AFA">Dumbo, Bonny</mods:namePart>
<mods:affiliation id="3715D4A7994A7ADD1CC4FD1024C3CF3D">Centre de Recherche CRSN Lwiro, Bukavu, Congo</mods:affiliation>
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<mods:namePart id="EA231C69EBC63CE04E259C522B68C299">Dumbo, Landry</mods:namePart>
<mods:affiliation id="36CAF26F8E1B219CD0D79C237BAC5701">Centre de Recherche CRSN Lwiro, Bukavu, Congo</mods:affiliation>
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<mods:title id="5E3C453871EC409CE2606F5FE9CEA93F">Plant Ecology and Evolution</mods:title>
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<mods:date id="28DF87A0171CE840AA2B30ACD6E4FA38">2022</mods:date>
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<mods:identifier id="078AAF26AA55FDB6A316651A28255A67" type="DOI">http://dx.doi.org/10.5091/plecevo.93804</mods:identifier>
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<treatment id="99D7468BBE3351CB9973214B5E34E6A5" ID-GBIF-Taxon="203930343" LSID="urn:lsid:plazi:treatment:99D7468BBE3351CB9973214B5E34E6A5" httpUri="http://treatment.plazi.org/id/99D7468BBE3351CB9973214B5E34E6A5" lastPageNumber="333" pageId="0" pageNumber="333">
<subSubSection id="ADEE46CB11AADAF371D378666BCE4BA4" pageId="0" pageNumber="333" type="nomenclature">
<paragraph id="EA94A3978A551672DF451C81BCD9110D" pageId="0" pageNumber="333">
<taxonomicName id="3E5FED7655E79E2C383FFF1473D0C706" ID-CoL="CCQLB" LSID="99D7468B-BE33-51CB-9973-214B5E34E6A5" authority="(Ittenb.) Eb. Fisch., B. Dumbo &amp; L. Dumbo" authorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" authorityYear="2022" baseAuthorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Amorphophallus mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="mayoi" status="comb. et stat. nov.">Amorphophallus mayoi (Ittenb.) Eb.Fisch., B.Dumbo &amp; L.Dumbo</taxonomicName>
<taxonomicNameLabel id="73786CE7A411919B9487C25CCAFBDA04" pageId="0" pageNumber="333">comb. et stat. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="F0E37806659644185493FDF8D505B4E4" pageId="0" pageNumber="333" type="description">
<paragraph id="6173DDA848EBB9CEFF53672BB6928B85" pageId="0" pageNumber="333">
<figureCitation id="1EAD32E964790D9B58E46070AF5CB7FC" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Amorphophallus mayoi. A - E. Inflorescences. F. Leaf. Scale bars: 5 cm (A, C-E), 10 cm (B). Photographs taken by Eberhard Fischer at Kakamega Forest in February 2007 (A, C-D) and on 10 Apr. 2009 (F), and at Budongo Forest in February 2006 (B)." figureDoi="10.5091/plecevo.93804.figure3" httpUri="https://binary.pensoft.net/fig/735544" pageId="0" pageNumber="333">Figs 3</figureCitation>
<figureCitation id="F93FE268EA8B4D7A4800B068A50474D2" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Amorphophallus mayoi. A - C. Inflorescences. D, G. Infructescences. E. Leaf. F. Detail of petiole. Scale bars: 5 cm (A-C), 1 cm (D, F-G), 10 cm (E). Photographs taken at Cyamudongo Forest on 1 Nov. 2019 by Bonny Dumbo (A-C) and on 31 Dec. 2017 by Eberhard Fischer (E), and at Budongo Forest on 11 Oct. 2005 by Eberhard Fischer (D, F-G)." figureDoi="10.5091/plecevo.93804.figure4" httpUri="https://binary.pensoft.net/fig/735545" pageId="0" pageNumber="333">, 4</figureCitation>
<figureCitation id="C1B1F391146FE57DADBCEEA1F1653248" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. A. Distribution map of Amorphophallus dumboi, A. margretae, and A. mayoi in D. R. Congo and Rwanda. B. Distribution map of A. mayoi." figureDoi="10.5091/plecevo.93804.figure5" httpUri="https://binary.pensoft.net/fig/735546" pageId="0" pageNumber="333">, 5</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="73A49FFB671335F29F6230119FDAA8D0" pageId="0" pageNumber="333" type="reference_group">
<paragraph id="97DBD7F00D35F6C093FCFE690A70145A" pageId="0" pageNumber="333">
<taxonomicName id="1B18C42CD88B0A03C6E3AAF0F30AAFBF" authorityName="Fischer &amp; Dumbo &amp; Dumbo" authorityYear="2022" baseAuthorityName="Fischer &amp; Dumbo &amp; Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Amorphophallus calabaricus subsp. mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="subSpecies" species="calabaricus" status="comb. et stat. nov." subSpecies="mayoi">Amorphophallus calabaricus N.E.Br. subsp. mayoi</taxonomicName>
Ittenb., Willdenowia 27(1-2): 159. 1997. (
<bibRefCitation id="A836115C32623171D2E1158895F8B540" DOI="https://doi.org/10.3372/wi.27.2713" author="Ittenbach, S" journalOrPublisher="Willdenowia" pageId="0" pageNumber="333" pagination="147 - 160" refId="B17" refString="Ittenbach, S, Lobin, W, 1997. Notes on the genus Amorphophallus (Araceae) - 6. Six new species and two new subspecies from Africa. Willdenowia 27 (1-2): 147 - 160, DOI: https://doi.org/10.3372/wi.27.2713" title="Notes on the genus Amorphophallus (Araceae) - 6. Six new species and two new subspecies from Africa." url="https://doi.org/10.3372/wi.27.2713" volume="27" year="1997">Ittenbach and Lobin 1997</bibRefCitation>
: 159)
</paragraph>
</subSubSection>
<subSubSection id="EC8F5675F1DE865ED0AE00476A2BBC02" pageId="0" pageNumber="333" type="materials_examined">
<paragraph id="D8AFF1655BFF4C6F55ECE7F0E2C76D82" pageId="0" pageNumber="333">
<typeStatus id="3A5F5A7D08994F221DCB5827B08CBF0F">Type</typeStatus>
.
</paragraph>
<paragraph id="4FC279E9DB4AA10EF4264F1A7968B303" pageId="0" pageNumber="333">
<materialsCitation id="DCCC772FDB9410C929E002A90351F451" ID-GBIF-Occurrence="3960829303" collectingDate="1938-04" country="Uganda" elevation="16" location="Mengo Distr." municipality="Kajansi Forest Reserve" specimenCount="1" typeStatus="holotype">
<collectingCountry id="C24E4BE3969408617D58C396AF5A6B88" name="Uganda">Uganda</collectingCountry>
-
<emphasis id="9CBC61FB2A741C1210A549E11679B14D" bold="true" pageId="0" pageNumber="333">U4</emphasis>
<location id="C33721D0DACACED8E0C64F743C3C0440" LSID="urn:lsid:plazi:treatment:99D7468BBE3351CB9973214B5E34E6A5:C33721D0DACACED8E0C64F743C3C0440" country="Uganda" municipality="Kajansi Forest Reserve" name="Mengo Distr.">Mengo Distr.</location>
,
<collectingMunicipality id="C3EB8A0D088DFC0F846B200486293CD0">Kajansi Forest Reserve</collectingMunicipality>
,
<quantity id="0B18ABA7031886C7892DF22B5D6451B2" metricMagnitude="1" metricUnit="m" metricValue="1.6" unit="m" value="16.0">
<elevation id="B946383C3426B7640FF7722219281507" metricMagnitude="1" metricUnit="m" metricValue="1.6" unit="m" value="16.0">16 m</elevation>
</quantity>
on road to Entebbe;
<collectingDate id="4308CC19F47F948801E5D03CF1D6FFDA" value="1938-04">April 1938</collectingDate>
;
<emphasis id="BBA1827E08AD18A3188735D61738B744" italics="true" pageId="0" pageNumber="333">Chandler 2433</emphasis>
;
<typeStatus id="3A2BA6E219AA10FC595AF04D6E43E01F">holotype</typeStatus>
: K [K000609683, K000609684]
</materialsCitation>
.
</paragraph>
<caption id="7FD95EDB655A2459232F1A50568533CA" doi="10.5091/plecevo.93804.figure3" httpUri="https://binary.pensoft.net/fig/735544" pageId="0" pageNumber="333" start="Figure 3" startId="F3">
<paragraph id="27108C05DE3C5211C691E2512E4E3DC7" pageId="0" pageNumber="333">
<emphasis id="93B1EB6D4C51287BCA49C336C4507DDA" bold="true" pageId="0" pageNumber="333">Figure 3.</emphasis>
<taxonomicName id="27452C34F946C2BEBF7D8BA4D8A2E92F" authorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" authorityYear="2022" baseAuthorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="mayoi">
<emphasis id="1F4762B08F4714EE0DDE0E20E01A847E" italics="true" pageId="0" pageNumber="333">Amorphophallus mayoi</emphasis>
</taxonomicName>
.
<emphasis id="B4AEED61C2587446E30E3D1FEB806448" bold="true" pageId="0" pageNumber="333">A</emphasis>
-
<emphasis id="A2D02E3658310576A759C73269A19BC0" bold="true" pageId="0" pageNumber="333">E</emphasis>
. Inflorescences.
<emphasis id="CCC1E4DEF06853C9B6B0A563BE1CDD66" bold="true" pageId="0" pageNumber="333">F</emphasis>
. Leaf. Scale bars:
<quantity id="0FE4AE18D5943C579EAB150429D39FF2" metricMagnitude="-2" metricUnit="m" metricValue="5.0" unit="cm" value="5.0">5 cm</quantity>
(A, C-E),
<quantity id="065EFC08B73EB60558478138726BEF3F" metricMagnitude="-1" metricUnit="m" metricValue="1.0" unit="cm" value="10.0">10 cm</quantity>
(B). Photographs taken by Eberhard Fischer at Kakamega Forest in
<date id="92FD14D5D1CEE266F4026D7C92C7DBBE" value="2007-02">February 2007</date>
(A, C-D) and on
<date id="4A5D654A66F25DA09E53E25C4A4233E8" value="2009-04-10">10 Apr. 2009</date>
(F), and at Budongo Forest in
<date id="4D019D916B526B4A344F86CF20C7F5B5" value="2006-02">February 2006</date>
(B).
</paragraph>
</caption>
<caption id="C258754D23EC7B937FA1DB0712E8A21C" doi="10.5091/plecevo.93804.figure4" httpUri="https://binary.pensoft.net/fig/735545" pageId="0" pageNumber="333" start="Figure 4" startId="F4">
<paragraph id="B8E51C79746450AA0E5F83D959E45062" pageId="0" pageNumber="333">
<emphasis id="3EB5D5CA27E0CF25B45230A020CA52B7" bold="true" pageId="0" pageNumber="333">Figure 4.</emphasis>
<taxonomicName id="4D5DAC125E166FFDA2031A7E9F408158" authorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" authorityYear="2022" baseAuthorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="mayoi">
<emphasis id="98F84E53E8E64361C04927242EE0FC9E" italics="true" pageId="0" pageNumber="333">Amorphophallus mayoi</emphasis>
</taxonomicName>
.
<emphasis id="A422CA83AF0C1F537E9C9CC920307942" bold="true" pageId="0" pageNumber="333">A</emphasis>
-
<emphasis id="824A787FF63D35D79AC1850F32220CA4" bold="true" pageId="0" pageNumber="333">C</emphasis>
. Inflorescences.
<emphasis id="65631538EC4BD975951025EFFE15FF79" bold="true" pageId="0" pageNumber="333">D</emphasis>
,
<emphasis id="76D40F1E24343AA4C552BF5DA9ACF59E" bold="true" pageId="0" pageNumber="333">G</emphasis>
. Infructescences.
<emphasis id="983F804155C8F427D955FF8F7B5AFC25" bold="true" pageId="0" pageNumber="333">E</emphasis>
. Leaf.
<emphasis id="4F5330AF6629EAFCC5EA2B6591EB5D49" bold="true" pageId="0" pageNumber="333">F</emphasis>
. Detail of petiole. Scale bars:
<quantity id="92209070A50B0D04A0125407148E8C62" metricMagnitude="-2" metricUnit="m" metricValue="5.0" unit="cm" value="5.0">5 cm</quantity>
(A-C),
<quantity id="43CD00ADE0F0E262E0A84150F2140C07" metricMagnitude="-2" metricUnit="m" metricValue="1.0" unit="cm" value="1.0">1 cm</quantity>
(D, F-G),
<quantity id="0F8C1A1596375817DD47D306C29E2A8A" metricMagnitude="-1" metricUnit="m" metricValue="1.0" unit="cm" value="10.0">10 cm</quantity>
(E). Photographs taken at Cyamudongo Forest on
<date id="7FE09A1F125513323BD6E8FEA7534206" value="2019-11-01">1 Nov. 2019</date>
by Bonny Dumbo (A-C) and on
<date id="B316BD9147207A9E48B988F1FDC26E36" value="2017-12-31">31 Dec. 2017</date>
by Eberhard Fischer (E), and at Budongo Forest on
<date id="7CB33246920916DB1312F36E57336219" value="2005-10-11">11 Oct. 2005</date>
by Eberhard Fischer (D, F-G).
</paragraph>
</caption>
<caption id="E6AB54DD825106512AF87C06DFE130AC" doi="10.5091/plecevo.93804.figure5" httpUri="https://binary.pensoft.net/fig/735546" pageId="0" pageNumber="333" start="Figure 5" startId="F5">
<paragraph id="D54BFF71BD784D5E396C32830AE224B1" pageId="0" pageNumber="333">
<emphasis id="36EC174D0CE45BA29CC132E9D0A2D14D" bold="true" pageId="0" pageNumber="333">Figure 5.</emphasis>
<emphasis id="5B3EF97684D4945B4B27DB8C242862AD" bold="true" pageId="0" pageNumber="333">A</emphasis>
. Distribution map of
<taxonomicName id="30AB892F1AD41F50A0CF0284A330873F" authorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" authorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus dumboi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="dumboi">
<emphasis id="969ADFDB26227606CD8505EDE93503BA" italics="true" pageId="0" pageNumber="333">Amorphophallus dumboi</emphasis>
</taxonomicName>
,
<taxonomicName id="BB2BBF5E266E527EC9C49656F271B5E3" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="A. margretae" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="margretae">
<emphasis id="A9903380CB3CA245094BB1D772F547F6" italics="true" pageId="0" pageNumber="333">A. margretae</emphasis>
</taxonomicName>
, and
<taxonomicName id="FFBC953F93BB128D8FC77B245DFEB507" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="A. mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="mayoi">
<emphasis id="2400D15D53B3E340CDDF76789F3198D5" italics="true" pageId="0" pageNumber="333">A. mayoi</emphasis>
</taxonomicName>
in D.R.
<collectingCountry id="83C6CB7F83991B1556F0BFD2EA1AC9A4" name="Democratic Republic of the Congo">Congo</collectingCountry>
and
<collectingCountry id="0294C741BA265B6A749F56D9DC195025" name="Rwanda">Rwanda</collectingCountry>
.
<emphasis id="30D6B41D9C0C60FA53B5266F155E658D" bold="true" pageId="0" pageNumber="333">B</emphasis>
. Distribution map of
<taxonomicName id="6B38AE0BD46E974EE32559CF89013C15" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="A. mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="mayoi">
<emphasis id="31F6B330541B0CDE2D2E32E3082A88F3" italics="true" pageId="0" pageNumber="333">A. mayoi</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="1340751A1D8D8F4E332374F86ABAF2B7" pageId="0" pageNumber="333" type="additional specimens studied">
<paragraph id="E53D3BFC55432757F18249DDB7BF8CAD" pageId="0" pageNumber="333">Additional specimens studied.</paragraph>
<paragraph id="9357C5069C399BCCC32443EB607AF6DC" pageId="0" pageNumber="333">
D.R. CONGO -
<emphasis id="6F2B5F067304777B59A4754CE59EA356" bold="true" pageId="0" pageNumber="333">Forestier Central</emphasis>
<normalizedToken id="4EF8C1434B463BB9026D5E506B981599" originalValue="à">a</normalizedToken>
8 km
<normalizedToken id="02B49DE630D21F725B0041A69DAE17E2" originalValue="à">a</normalizedToken>
<normalizedToken id="B634EC381708E4BFCDD8F956BB22314F" originalValue="louest">l'ouest</normalizedToken>
du Village Yakombe (route Yangambi-Gazi),
<normalizedToken id="158D9C657664E4EB8E02D9752901070F" originalValue="forêt">foret</normalizedToken>
secondaire lianeuse
<normalizedToken id="2ABA8F6236F2219A063314449ACDD7DD" originalValue="à">a</normalizedToken>
<normalizedToken id="87032DD744ED199091DBF000C0C9B7ED" originalValue="lemplacement">l'emplacement</normalizedToken>
<normalizedToken id="5F0D2288EB4DD979A9B4BEB4EBC0C270" originalValue="dun">d'un</normalizedToken>
ancient village
<normalizedToken id="C9FA43DEA6A414DE2EA699C0E435400D" originalValue="appelé">appele</normalizedToken>
<normalizedToken id="5309E63B53CF8BF23146B4E1383A7E0C" originalValue="“Elongo”">&quot;Elongo&quot;</normalizedToken>
, endroit
<normalizedToken id="B499872DB76C42FB6F32F6F5B0621627" originalValue="clairièré">clairiere</normalizedToken>
; 9 May 1940;
<emphasis id="73993C7821883F070D0C5E5661658220" italics="true" pageId="0" pageNumber="333">Germain 340</emphasis>
; BR [BR0000019942988] • Yangambi; Mar. 1949;
<emphasis id="DB17D96D6ED794D89EFF98FD0B4A23DD" italics="true" pageId="0" pageNumber="333">Germain 4768</emphasis>
; BR [BR0000019942995].
</paragraph>
<paragraph id="94F39C4A8546A230E19391973B682F45" pageId="0" pageNumber="333">
RWANDA -
<emphasis id="11E564D43D0479C2B4D07683339290E0" bold="true" pageId="0" pageNumber="333">Lacs Edouard et Kivu</emphasis>
• Western Province, Nyungwe National Park, Cyamudongo Forest, near Nyakabuye River; 1801 m; 1 Nov. 2019;
<emphasis id="DF66EB5138D6A05680F75AA5F94688A7" italics="true" pageId="0" pageNumber="333">B. Dumbo &amp; M. Harbusch s.n.</emphasis>
; KOBL.
</paragraph>
<paragraph id="309F87C059C9284C2EFA60D0F908BD8C" pageId="0" pageNumber="333">
Uganda -
<emphasis id="C2F6376B0FFCD514A3D7A87B00D6CB1B" bold="true" pageId="0" pageNumber="333">U2</emphasis>
• Bunyoro Distr., Budongo Forest; 28 June 1972;
<emphasis id="838F7D56F7DE8BEEEEB89E745CAC519B" italics="true" pageId="0" pageNumber="333">Synnott 1080</emphasis>
; K • ibid.; Oct. 2005;
<emphasis id="FA380841046FEF7CAD014661855B6D63" italics="true" pageId="0" pageNumber="333">Fischer &amp; Killmann s.n.</emphasis>
; KOBL • Mbale District, 10 km N of Busia, Oruchor Hill; 4 May 1951;
<emphasis id="C597DF53306363FFA2C40C38DF2A9E67" italics="true" pageId="0" pageNumber="333">Wood 257</emphasis>
; K.
</paragraph>
<paragraph id="63A5349F514AE250292FAF1A7AF09511" pageId="0" pageNumber="333">
Kenya -
<emphasis id="18B3E311310CEFE7DFF4E11DA9B40DF6" bold="true" pageId="0" pageNumber="333">K5</emphasis>
• N Kavirondo Distr., Kakamega Forest; 12 Apr. 197;
<emphasis id="06970B79834ECA7B01C349FB7800E1FF" italics="true" pageId="0" pageNumber="333">O.J.Hansen 921</emphasis>
; K, EA • ibid.; Oct. 2005;
<emphasis id="6CB53AC2A5B4561DD74AB4C2D362B50F" italics="true" pageId="0" pageNumber="333">Fischer &amp; Killmann s.n.</emphasis>
; KOBL.
</paragraph>
</subSubSection>
<subSubSection id="98FF01915AF3A4CB076852DE31DC3943" pageId="0" pageNumber="333" type="habitat">
<paragraph id="4932EBC7DA37FEE2EE72292F1034D151" pageId="0" pageNumber="333">Habitat.</paragraph>
<paragraph id="1ACE54BE9D532BF1B9B9EDFF816278A8" pageId="0" pageNumber="333">
Closed canopy montane rainforest with dominating
<taxonomicName id="5C0C55E230E677C970CA28BC1CB33BAC" class="Magnoliopsida" family="Fabaceae" genus="Newtonia" kingdom="Plantae" lsidName="Newtonia buchananii" order="Fabales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="buchananii">
<emphasis id="2FA7AB2851A95BC7BFC1D902569E3C4F" italics="true" pageId="0" pageNumber="333">Newtonia buchananii</emphasis>
</taxonomicName>
(Baker) G.C.C.Gilbert &amp; Boutique and
<taxonomicName id="E52116AE739A9B4496FE06D2577B0F92" class="Magnoliopsida" family="Meliaceae" genus="Entandrophragma" kingdom="Plantae" lsidName="Entandrophragma excelsum" order="Sapindales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="excelsum">
<emphasis id="60233560122BD5213D4FEBF76DC35E49" italics="true" pageId="0" pageNumber="333">Entandrophragma excelsum</emphasis>
</taxonomicName>
Sprague at 1801 m a.s.l.
</paragraph>
</subSubSection>
<subSubSection id="F5F0D84601334A6A13B63D6E9F6558AD" pageId="0" pageNumber="333" type="preliminary iucn conservation assessment">
<paragraph id="0131230D3F692936CAFFD70F5E1FCFFD" pageId="0" pageNumber="333">Preliminary IUCN conservation assessment.</paragraph>
<paragraph id="87FE40F0A2F1F13F47EF7D3E68D452B8" pageId="0" pageNumber="333">
<taxonomicName id="B9EEDC007FE882087AFDBB635685A1E8" authorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" authorityYear="2022" baseAuthorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="mayoi">
<emphasis id="0E49CE9A71F21D3DC9D67631B36ACF3C" italics="true" pageId="0" pageNumber="333">Amorphophallus mayoi</emphasis>
</taxonomicName>
is widespread and known from at seven localities, four of them under protection as Forest Reserve or National Park. It is assessed here as Vulnerable (VU B1a2a).
</paragraph>
</subSubSection>
<subSubSection id="BB7C9FDBCC8DA120C8E0ABDE1109E631" pageId="0" pageNumber="333" type="taxonomic notes">
<paragraph id="BE1FEA35D6B8079DCE180C642A478F55" pageId="0" pageNumber="333">Taxonomic notes.</paragraph>
<paragraph id="87C6A6D5FE3EE57127489781A30B82F2" pageId="0" pageNumber="333">
The leaves of a small
<taxonomicName id="CDED001FE8986E13A57524C49E8B27DA" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="genus">
<emphasis id="3765140E4BDD65412826EEEE71502E12" italics="true" pageId="0" pageNumber="333">Amorphophallus</emphasis>
</taxonomicName>
were discovered in 2016 during a botanical inventory of Cyamudongo Forest, a small isolated remnant forest of ca 300 ha that is protected as part of Nyungwe National Park. At the end of October 2019, a young inflorescence was discovered and it was subsequently identified as
<taxonomicName id="68CDACE6558717A80340C44711773C4E" authorityName="Fischer &amp; Dumbo &amp; Dumbo" authorityYear="2022" baseAuthorityName="Fischer &amp; Dumbo &amp; Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus calabaricus subsp. mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="subSpecies" species="calabaricus" subSpecies="mayoi">Amorphophallus calabaricus subsp. mayoi</taxonomicName>
. This subspecies was originally described from Uganda, Kenya, and D.R. Congo, but had never been recorded for Rwanda. It is morphologically distinct from
<taxonomicName id="C8AD84F187658BA9E5B55131CF60DB45" authority="subsp. calabaricus" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus calabaricus subsp. calabaricus" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="subSpecies" species="calabaricus" subSpecies="calabaricus">Amorphophallus calabaricus subsp. calabaricus</taxonomicName>
that has a dark brown-purple upper spathe, a dark purple appendix that is at least 2 times as long as the spathe, and a longitudinal relation of carpellate and staminate area of 0.65 to 0.75.
<taxonomicName id="35CECFD9F688E17D6C4ADB2318CCFEB3" authorityName="Fischer &amp; Dumbo &amp; Dumbo" authorityYear="2022" baseAuthorityName="Fischer &amp; Dumbo &amp; Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus calabaricus subsp. mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="subSpecies" species="calabaricus" subSpecies="mayoi">Amorphophallus calabaricus subsp. mayoi</taxonomicName>
has an olive-green upper spathe, an olive-green to yellowish appendix that is not exceeding 1.5 of the length of spathe, and a relation of carpellate to staminate area of 0.7 to 1.3. While
<taxonomicName id="4B677E1C5DB46751FDC63A44DDDA1151" authority="subsp. calabaricus" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="A. calabaricus subsp. calabaricus" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="subSpecies" species="calabaricus" subSpecies="calabaricus">A. calabaricus subsp. calabaricus</taxonomicName>
is restricted to coastal Nigeria and Cameroon in lowland rainforests of 50 to 500 m,
<taxonomicName id="AE1E7DB02281B28A4A624DE2EDF5D45A" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="A. calabaricus subsp. mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="subSpecies" species="calabaricus" subSpecies="mayoi">A. calabaricus subsp. mayoi</taxonomicName>
is found in Eastern D.R. Congo (Yangambi), Western Uganda (Budongo Forest, Entebbe), and Western Kenya (Kakamega Forest) in submontane to montane forests from 470 to 1801 m. These morphological, geographical, and ecological differences seem sufficient to consider
<taxonomicName id="4188249751C906C47DCFA3E57D4A8FA9" authorityName="Fischer &amp; Dumbo &amp; Dumbo" authorityYear="2022" baseAuthorityName="Fischer &amp; Dumbo &amp; Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus calabaricus subsp. mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="subSpecies" species="calabaricus" subSpecies="mayoi">Amorphophallus calabaricus subsp. mayoi</taxonomicName>
as a species of its own.
<taxonomicName id="6F3C76FBFC17E26B23075D9EC7BF1BE4" authorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" authorityYear="2022" baseAuthorityName="Eb. Fisch., B. Dumbo &amp; L. Dumbo" baseAuthorityYear="2022" class="Liliopsida" family="Araceae" genus="Amorphophallus" kingdom="Plantae" lsidName="Amorphophallus mayoi" order="Alismatales" pageId="0" pageNumber="333" phylum="Tracheophyta" rank="species" species="mayoi">
<emphasis id="32C43B246EE0271489AE2FF5136EA67B" italics="true" pageId="0" pageNumber="333">Amorphophallus mayoi</emphasis>
</taxonomicName>
is recorded here for the first time for Rwanda. The plant produces inflorescences at the end of October to November, and the leaves are shed at the end of November and last until March. A pronounced dormancy is observed from April to October. As the only hitherto published illustration is a reproduction of the herbarium specimen
<emphasis id="EE468D1344D8077D15A3B4C790DAAB44" italics="true" pageId="0" pageNumber="333">Wood 257</emphasis>
(
<bibRefCitation id="9D1A53C7F75E63EC5B9E83CED02EDFEC" DOI="https://doi.org/10.2307/3776772" author="Ittenbach, S" journalOrPublisher="Englera" pageId="0" pageNumber="333" pagination="1 - 263" refId="B16" refString="Ittenbach, S, 2003. Revision der afrikanischen Arten der Gattung Amorphophallus (Araceae). Englera 25: 1 - 263, DOI: https://doi.org/10.2307/3776772" title="Revision der afrikanischen Arten der Gattung Amorphophallus (Araceae)." url="https://doi.org/10.2307/3776772" volume="25" year="2003">Ittenbach 2003</bibRefCitation>
), we provide pictures from the two main localities (Budongo Forest, Uganda and Kakamega Forest, Kenya) showing full developed inflorescences (Figs
<figureCitation id="93B45E7D930B49B1FABE1AB35A413A36" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Amorphophallus mayoi. A - E. Inflorescences. F. Leaf. Scale bars: 5 cm (A, C-E), 10 cm (B). Photographs taken by Eberhard Fischer at Kakamega Forest in February 2007 (A, C-D) and on 10 Apr. 2009 (F), and at Budongo Forest in February 2006 (B)." figureDoi="10.5091/plecevo.93804.figure3" httpUri="https://binary.pensoft.net/fig/735544" pageId="0" pageNumber="333">3</figureCitation>
,
<figureCitation id="0B9BE8945F3BA9337FC0B7C413337879" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Amorphophallus mayoi. A - C. Inflorescences. D, G. Infructescences. E. Leaf. F. Detail of petiole. Scale bars: 5 cm (A-C), 1 cm (D, F-G), 10 cm (E). Photographs taken at Cyamudongo Forest on 1 Nov. 2019 by Bonny Dumbo (A-C) and on 31 Dec. 2017 by Eberhard Fischer (E), and at Budongo Forest on 11 Oct. 2005 by Eberhard Fischer (D, F-G)." figureDoi="10.5091/plecevo.93804.figure4" httpUri="https://binary.pensoft.net/fig/735545" pageId="0" pageNumber="333">4</figureCitation>
). The type at Kew consists of two sheets (sheet I, sheet II) under the number
<emphasis id="5F34D97ECC4AF6146AE7B4052C1F5F14" italics="true" pageId="0" pageNumber="333">Chandler 2433</emphasis>
(K000609683, K000609684). There is a third specimen under this collector number
<emphasis id="5CC634DE81DC4BD0713034FFE3F201D0" italics="true" pageId="0" pageNumber="333">Chandler 2433</emphasis>
(K000609685) from April 1939 and the original collector number is crossed out and Nr.
<emphasis id="34EAD4869695F85AAD35D47960AAB667" italics="true" pageId="0" pageNumber="333">2433</emphasis>
is added. Thus, sheet III is not part of the type collection but was collected on the same place one year later.
</paragraph>
</subSubSection>
</treatment>
</document>