treatments-xml/data/C0/36/98/C0369849FE885CAAB4752900B93FB600.xml

<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.97.20975" ID-GBIF-Taxon="182225232" ID-Pensoft-Pub="1314-2003-97-1" ID-Pensoft-UUID="BD026E15CD67FF99E01FF605FFF6FFEF" ID-Zenodo-Dep="1239255" ModsDocID="1314-2003-97-1" checkinTime="1524638383340" checkinUser="pensoft" docAuthor="Johnson, David M. &amp; Murray, Nancy A." docDate="2018" docId="C0369849FE885CAAB4752900B93FB600" docLanguage="en" docName="PhytoKeys 97: 1-252" docOrigin="PhytoKeys 97" docPubDate="2018-04-24" docSource="http://dx.doi.org/10.3897/phytokeys.97.20975" docTitle="Xylopia tanganyikensis D. M. Johnson, Kew Bull. 72: 11: 9 – 11. 2017." docType="treatment" docVersion="2" id="BD026E15CD67FF99E01FF605FFF6FFEF" lastPageId="167" lastPageNumber="168" masterDocId="BD026E15CD67FF99E01FF605FFF6FFEF" masterDocTitle="A revision of Xylopia L. (Annonaceae): the species of Tropical Africa" masterLastPageNumber="252" masterPageNumber="1" pageId="166" pageNumber="167" updateTime="1643467003316" updateUser="ExternalLinkService">
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<mods:title>A revision of Xylopia L. (Annonaceae): the species of Tropical Africa</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Johnson, David M.</mods:namePart>
<mods:affiliation>Department of Botany-Microbiology, Ohio Wesleyan University, Delaware, OH, 43015, USA</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Murray, Nancy A.</mods:namePart>
<mods:affiliation>Department of Botany-Microbiology, Ohio Wesleyan University, Delaware, OH, 43015, USA</mods:affiliation>
<mods:nameIdentifier type="email">namurray@owu.edu</mods:nameIdentifier>
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<mods:date>2018</mods:date>
<mods:detail type="pubDate">
<mods:number>2018-04-24</mods:number>
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<mods:detail type="volume">
<mods:number>97</mods:number>
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<mods:start>1</mods:start>
<mods:end>252</mods:end>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.97.20975</mods:url>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.97.20975</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-97-1</mods:identifier>
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<mods:identifier type="Zenodo-Dep">1239255</mods:identifier>
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<treatment ID-GBIF-Taxon="182225232" LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600" httpUri="http://treatment.plazi.org/id/C0369849FE885CAAB4752900B93FB600" lastPageId="167" lastPageNumber="168" pageId="166" pageNumber="167">
<subSubSection pageId="166" pageNumber="167" type="nomenclature">
<paragraph pageId="166" pageNumber="167">
42. 
<taxonomicName LSID="C0369849-FE88-5CAA-B475-2900B93FB600" authority="D. M. Johnson, Kew Bull. 72: 11: 9 - 11. 2017." authorityName="D. M. Johnson, Kew Bull. 72: 11: 9 – 11. 2017." class="Magnoliopsida" family="Annonaceae" genus="Xylopia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Xylopia tanganyikensis" order="Magnoliales" pageId="166" pageNumber="167" phylum="Tracheophyta" rank="species" species="tanganyikensis">Xylopia tanganyikensis D. M. Johnson, Kew Bull. 72:11: 9-11. 2017.</taxonomicName>
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Fruits and seeds of representative Xylopia species. A Xylopia staudtii from Democratic Republic of the Congo B Xylopia aethiopica from Republic of the Congo C Xylopia quintasii from Cameroon D Xylopia tenuipetala from Mozambique E Xylopia collina from Mozambique F Xylopia gracilipes from Mozambique G Xylopia hypolampra from Gabon H Xylopia tanganyikensis from Tanzania. A by Quentin Luke B by David Harris C, G by Thomas L. P. Couvreur D by Jonathan Timberlake E, F by Mervyn Loetter H by Noriko Itoh. C reproduced with permission of Thomas L. P. Couvreur and of the American Society of Plant Taxonomists D reproduced with the permission of Jonathan Timberlake and of the Board of Trustees, Royal Botanic Gardens Kew." figureDoi="10.3897/phytokeys.97.20975.figure4" httpUri="https://binary.pensoft.net/fig/199089" pageId="166" pageNumber="167">Figs 4H</figureCitation>
<figureCitation captionStart="Figure 28" captionStartId="F28" captionText="Figure 28. Xylopia keniensis and X. tanganyikensis, with leaves of X. holtzii and X. longipetala for comparison. A Leaf of X. holtzii from Tanzania B Leaf of X. longipetala from Ghana C-E X. keniensis C Habit D Fruit E Inflorescence F-O X. tanganyikensis F Pedicel, sepals, and staminal cone G Base of inner petal, adaxial view H Base of outer petal, adaxial view I Flower, lateral view J Carpel K, L Habit M Stamen, abaxial view N Staminode, abaxial view O Fruit. A from Semsei 1718 (K) B from Jongkind &amp; Nieuwenhuis 2130 (WAG) C, D from Luke &amp; Robertson 2723 (MO) F-J, L-N from Nishida 57 (K) K, O from Abeid et al. 1028 (L). Reproduced with the permission of the Board of Trustees, Royal Botanic Gardens Kew." figureDoi="10.3897/phytokeys.97.20975.figure28" httpUri="https://binary.pensoft.net/fig/199113" pageId="166" pageNumber="167">, 28F-O</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="166" pageNumber="167" type="materials_examined">
<paragraph pageId="166" pageNumber="167">
<typeStatus>Type</typeStatus>
.
</paragraph>
<paragraph pageId="166" pageNumber="167">
<materialsCitation collectingDate="2018-01-01" collectingDateMax="2018-12-31" collectingDateMin="2018-01-01" collectorName="T. Nishida" country="TANZANIA" elevation="1150" location="Mahali Mts." specimenCount="1" stateProvince="Kigoma Region" typeStatus="holotype">
<collectingCountry name="Tanzania">TANZANIA</collectingCountry>
. 
<collectingRegion country="Tanzania" name="Kigoma">Kigoma Region</collectingRegion>
, T4, 
<collectingRegion country="Tanzania" name="Kigoma">Kigoma District</collectingRegion>
, 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:3F4E15A44E4E82C89D456EA2358D9BA9" country="TANZANIA" name="Mahali Mts." stateProvince="Kigoma Region">Mahali Mts.</location>
, 
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.15" metricValueMax="1.5" metricValueMin="0.8" unit="m" value="1150.0" valueMax="1500.0" valueMin="800.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.15" metricValueMax="1.5" metricValueMin="0.8" unit="m" value="1150.0" valueMax="1500.0" valueMin="800.0">800-1500 m</elevation>
</quantity>
, s. d., 
<emphasis italics="true" pageId="166" pageNumber="167">
<collectorName>T. Nishida</collectorName>
57
</emphasis>
(
<typeStatus>holotype</typeStatus>
: K!; isotype: EA!)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="166" pageNumber="167" type="description">
<paragraph pageId="166" pageNumber="167">Description.</paragraph>
<paragraph pageId="166" pageNumber="167">
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Tree</emphasis>
up to 25 m tall, d.b.h. up to 20 cm; bark light gray, finely fissured or scaly. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Twigs</emphasis>
reddish brown to blackish brown, sparsely and finely pubescent, the hairs 0.2-0.6 mm long, eventually gray to gray-brown, sparsely pubescent to glabrate; nodes occasionally with two axillary branches. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Leaf</emphasis>
with larger blades 6.4-9.0 cm long, 1.8-2.8 cm wide, chartaceous, usually discolorous, gray adaxially, yellow-olive to tan and paler abaxially, lanceolate to elliptic, apex acute, acuminate, obtuse, or retuse and more or less mucronate, the acumen, if present, 6-11 mm long, base cuneate to broadly cuneate, glabrous except for the pubescent midrib adaxially, finely appressed-pubescent abaxially; midrib plane to slightly impressed adaxially, raised abaxially, secondary veins brochidodromous, 10-17 per side, diverging at 60-70° from the midrib, these and higher-order veins indistinct to slightly raised on both surfaces; petiole 2-4 mm long, shallowly canaliculate, pubescent. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Inflorescences</emphasis>
axillary, 1(-2)-flowered, sparsely pubescent; peduncle 1 per axil, 1.3-2.2 mm long; pedicels 1 per peduncle, articulated with peduncle, 1-1.5 mm long; 1.5-1.6 mm thick; bracts 2-3, evenly spaced along pedicel, caducous, 1.7-3.5 mm long, broadly ovate to semicircular, apex acute to rounded; buds linear, falciform, apex acute. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Sepals</emphasis>
slightly spreading to spreading at anthesis, 1/4-connate, 2-3 mm long, 2.8-3.2 mm wide, coriaceous or sometimes slightly fleshy at base, ovate to broadly ovate, apex acute or apiculate, densely sericeous abaxially. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Petals</emphasis>
of unknown color 
<emphasis italics="true" pageId="166" pageNumber="167">in vivo</emphasis>
; outer petals slightly spreading at anthesis, 28-38 mm long, 3.8-3.9 mm wide at base, 1.4-1.8 mm wide at midpoint, coriaceous, linear, apex acute, puberulent on distal half and downward along the margins but otherwise glabrous adaxially, appressed-pubescent abaxially; inner petals curved outward from the base but with the tips incurved at anthesis, 27-31 mm long, 2.7-3.0 mm wide at base, 0.9-1.0 mm wide at midpoint, coriaceous, linear, apex acute, base with undifferentiated margin, grayish silver-pubescent on both surfaces. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Stamens</emphasis>
140-170; fertile stamens 1.3-2.7 mm long, narrowly oblong, apex of connective 0.1-0.2 mm long, shieldlike, overhanging the anther thecae, finely papillate, anthers 9-11-locellate, filament 0.4-0.6 mm long; outer staminodes ca. 1.7 mm long, oblong to broadly clavate, apex rounded; inner staminodes 1.0-1.2 mm long, oblong, apex obtuse to truncate; staminal cone ca. 2.1 mm in diameter, 0.8-1 mm high, concealing all but apices of the ovaries, rim laciniate. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Carpels</emphasis>
ca. 11; ovaries ca. 1.2 mm long, oblong, pubescent, stigmas more or less discrete, 2.5-3.3 mm long, linear, glabrous except for an apical tuft of hairs. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Torus</emphasis>
flat, 2.0-2.7 mm in diameter. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Fruit</emphasis>
of up to 9 glabrate monocarps borne on a pedicel 5-16 mm long, 1.3-6 mm thick, sparsely pubescent to glabrate; torus 9-14 mm in diameter, 8-9 mm high, globose to depressed-globose. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Monocarps</emphasis>
with a green exterior and red endocarp 
<emphasis italics="true" pageId="166" pageNumber="167">in vivo</emphasis>
, 3.0-5.4 cm long, 1.6-2.0 cm wide, 0.8-1.6 cm thick, obovoid to oblong-obovoid, not or only weakly torulose, apex rounded, base sessile or contracted into a stipe 2-10 mm long, 3.5-6 mm thick, finely verrucose; pericarp 0.5-0.7 mm thick. 
<emphasis bold="true" italics="true" pageId="166" pageNumber="167">Seeds</emphasis>
3-7 per monocarp, in a single or irregular double row, lying oblique to perpendicular to long axis, 9.4-14.0 mm long, 6.9-9.2 mm wide, 6.2-8.4 mm thick, ellipsoid to oblong, irregularly elliptic to wedge-shaped in cross section, truncate at micropylar end, rounded at chalazal end, brown, smooth, slightly shiny, raphe/antiraphe not evident, micropylar scar 5-5.5 mm long, 3-4 mm wide, ovoid; sarcotesta pale gray, fleshy 
<emphasis italics="true" pageId="166" pageNumber="167">in vivo</emphasis>
; aril absent.
</paragraph>
</subSubSection>
<subSubSection pageId="167" pageNumber="168" type="phenology">
<paragraph pageId="167" pageNumber="168">
<pageBreakToken pageId="167" pageNumber="168" start="start">Phenology</pageBreakToken>
.
</paragraph>
<paragraph pageId="167" pageNumber="168">
The single flowering collection lacks a date. Flowering phenology information in 
<bibRefCitation DOI="https://doi.org/10.1007/S12225-017-9681-X" author="Johnson, DM" journalOrPublisher="Novon" pageId="187" pageNumber="188" refId="B88" refString="Johnson, DM, Luke, Q, Goyder, D, Murray, NA, 2017. New species of Xylopia (Annonaceae) from East Africa. Kew Bulletin 72: 11. https://doi.org/10.1007/S12225-017-9681-X" title="New species of Xylopia (Annonaceae) from East Africa. Kew Bulletin 72: 11." url="https://doi.org/10.1007/S12225-017-9681-X" year="2017">Johnson et al. (2017)</bibRefCitation>
indicating flowering in March and April is an error. Specimens with fruits have been collected in February, April, and July.
</paragraph>
</subSubSection>
<subSubSection pageId="167" pageNumber="168" type="distribution">
<paragraph pageId="167" pageNumber="168">Distribution</paragraph>
<paragraph pageId="167" pageNumber="168">
(Fig. 
<figureCitation captionStart="Figure 38" captionStartId="F38" captionText="Figure 38. Distributions of Xylopia cupularis and X. tanganyikensis. Bolder lines represent country borders, fainter lines lakes and major rivers." figureDoi="10.3897/phytokeys.97.20975.figure38" httpUri="https://binary.pensoft.net/fig/199123" pageId="167" pageNumber="168">38</figureCitation>
). Known only from western Tanzania along or near Lake Tanganyika, growing in evergreen forest at 800-1600 m.
</paragraph>
</subSubSection>
<subSubSection pageId="167" pageNumber="168" type="local names">
<paragraph pageId="167" pageNumber="168">Local names.</paragraph>
<paragraph pageId="167" pageNumber="168">
Kafwibili (Kitongwe, 
<emphasis italics="true" pageId="167" pageNumber="168">Nishida 57</emphasis>
), kahwibili (
<emphasis italics="true" pageId="167" pageNumber="168">Itoh &amp; Sakamaki NI97-62</emphasis>
, 
<emphasis italics="true" pageId="167" pageNumber="168">Uehara 580</emphasis>
), tunda-yai (Kibembe, 
<emphasis italics="true" pageId="167" pageNumber="168">Abeid et al. 1028</emphasis>
).
</paragraph>
</subSubSection>
<subSubSection pageId="167" pageNumber="168" type="materials_examined">
<paragraph pageId="167" pageNumber="168">Additional specimens examined.</paragraph>
<paragraph pageId="167" pageNumber="168">
<materialsCitation collectingDate="2001-07-20" collectorName="Abeid" country="TANZANIA" county="Mpanda District" elevation="1600" latitude="-6.2166667" location="Lubalisi Village" longLatPrecision="21" longitude="30.3" municipality="Mwese village" specimenCount="1" stateProvince="Katavi">
<emphasis bold="true" pageId="167" pageNumber="168">
<collectingCountry name="Tanzania">TANZANIA</collectingCountry>
.
</emphasis>
<collectingRegion country="Tanzania" name="Katavi">Katavi</collectingRegion>
: 
<collectingCounty>Mpanda District</collectingCounty>
, SW of 
<collectingMunicipality>Mwese village</collectingMunicipality>
, 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:F5C0E4B0D747DD1DA22AF085D3997799" country="TANZANIA" county="Mpanda District" latitude="-6.2166667" longLatPrecision="21" longitude="30.3" municipality="Mwese village" name="Lubalisi Village" stateProvince="Katavi">Lubalisi Village</location>
, 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:11D7AC7990124F9043113E956625C5A7" country="TANZANIA" county="Mpanda District" latitude="-6.2166667" longLatPrecision="21" longitude="30.3" municipality="Mwese village" name="Mtakala Forest" stateProvince="Katavi">Mtakala Forest</location>
, 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:C9614E48F9BF395E1C928158E3797CEA" country="TANZANIA" county="Mpanda District" latitude="-6.2166667" longLatPrecision="21" longitude="30.3" municipality="Mwese village" name="Kuleba Hill Peak" stateProvince="Katavi">Kuleba Hill Peak</location>
, 
<geoCoordinate degrees="06" direction="south" minutes="13" orientation="latitude" precision="15" seconds="00" value="-6.2166667">06°13 00 S</geoCoordinate>
, 
<geoCoordinate degrees="030" direction="east" minutes="18" orientation="longitude" precision="15" seconds="00" value="30.3">030°18 00 E</geoCoordinate>
, 
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.6" unit="m" value="1600.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.6" unit="m" value="1600.0">1600 m</elevation>
</quantity>
, 
<collectingDate value="2001-07-20">20 Jul 2001</collectingDate>
(fr), 
<emphasis italics="true" pageId="167" pageNumber="168">
<collectorName>Abeid</collectorName>
et al. 1028
</emphasis>
(L, MO)
</materialsCitation>
.-
<materialsCitation collectingDate="1998-02-23" collectorName="Itoh, Sakamaki NI, Ken'ichi Masni" country="Tanzania" elevation="870" location="Mahale National Park" municipality="Mahale Mts." specimenCount="1" stateProvince="Kigoma">
<collectingRegion country="Tanzania" name="Kigoma">Kigoma</collectingRegion>
: 
<collectingMunicipality>Mahale Mts.</collectingMunicipality>
, 
<quantity metricMagnitude="2" metricUnit="m" metricValue="8.7" metricValueMax="8.8" metricValueMin="8.6" unit="m" value="870.0" valueMax="880.0" valueMin="860.0">
<elevation metricMagnitude="2" metricUnit="m" metricValue="8.7" metricValueMax="8.8" metricValueMin="8.6" unit="m" value="870.0" valueMax="880.0" valueMin="860.0">860-880 m</elevation>
</quantity>
, 
<collectingDate value="1998-02-23">23 Feb 1998</collectingDate>
(fr), 
<emphasis italics="true" pageId="167" pageNumber="168">
<collectorName>Itoh</collectorName>
&amp; 
<collectorName>Sakamaki NI</collectorName>
97-62
</emphasis>
(K); 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:F571D43D55C2BE97111F7AFC81340CFF" country="Tanzania" municipality="Mahale Mts." name="Mahale National Park" stateProvince="Kigoma">Mahale National Park</location>
, 
<emphasis italics="true" pageId="167" pageNumber="168">
<collectorName>
<normalizedToken originalValue="Ken’ichi">Ken'ichi</normalizedToken>
Masni
</collectorName>
[Masui?] 2-20
</emphasis>
(EA); T4
</materialsCitation>
, 
<materialsCitation collectingDate="1978-04-25" collectorName="Uehara" country="Tanzania" county="Mahali Mts." elevation="1150" location="Lake Tanganyika" municipality="Nishida" specimenCount="1" stateProvince="Kigoma District">
<collectingRegion country="Tanzania" name="Kigoma">Kigoma District</collectingRegion>
, 
<collectingCounty>Mahali Mts.</collectingCounty>
, 
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.15" metricValueMax="1.5" metricValueMin="0.8" unit="m" value="1150.0" valueMax="1500.0" valueMin="800.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.15" metricValueMax="1.5" metricValueMin="0.8" unit="m" value="1150.0" valueMax="1500.0" valueMin="800.0">800-1500 m</elevation>
</quantity>
, s. d. (fr), 
<emphasis italics="true" pageId="167" pageNumber="168">
<collectingMunicipality>Nishida</collectingMunicipality>
51
</emphasis>
(EA, K). T4, 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:B53482E83D831DB96F0AC2BB9EF7D359" country="Tanzania" county="Mahali Mts." municipality="Nishida" name="Lake Tanganyika" stateProvince="Kigoma District">Lake Tanganyika</location>
, 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:092374B5A9C02ADD751E7861BD1B00DC" country="Tanzania" county="Mahali Mts." municipality="Nishida" name="Mahale Mts." stateProvince="Kigoma District">Mahale Mts.</location>
, 
<location LSID="urn:lsid:plazi:treatment:C0369849FE885CAAB4752900B93FB600:D1B4D048C746798EC0B54B9CA628CD55" country="Tanzania" county="Mahali Mts." municipality="Nishida" name="Kasiha" stateProvince="Kigoma District">Kasiha</location>
, 
<quantity metricMagnitude="2" metricUnit="m" metricValue="8.5" unit="m" value="850.0">
<elevation metricMagnitude="2" metricUnit="m" metricValue="8.5" unit="m" value="850.0">850 m</elevation>
</quantity>
, 
<collectingDate value="1978-04-25">25 Apr 1978</collectingDate>
(fr), 
<emphasis italics="true" pageId="167" pageNumber="168">
<collectorName>Uehara</collectorName>
580
</emphasis>
(EA, K)
</materialsCitation>
.
</paragraph>
<paragraph pageId="167" pageNumber="168">
<taxonomicName class="Magnoliopsida" family="Ulmaceae" genus="Xylopia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Xylopia tanganyikensis" order="Magnoliales" pageId="167" pageNumber="168" phylum="Tracheophyta" rank="species" species="tanganyikensis">
<emphasis italics="true" pageId="167" pageNumber="168">Xylopia tanganyikensis</emphasis>
</taxonomicName>
has narrow discolorous leaves with appressed abaxial pubescence, short-pedicellate flowers with petals up to 
<quantity metricMagnitude="-2" metricUnit="m" metricValue="3.8" unit="mm" value="38.0">38 mm</quantity>
long, and sessile monocarps widest at or beyond the middle and rounded at the apex. It resembles 
<taxonomicName class="Magnoliopsida" family="Ulmaceae" genus="Xylopia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Xylopia elliotii" order="Magnoliales" pageId="167" pageNumber="168" phylum="Tracheophyta" rank="species" species="elliotii">
<emphasis italics="true" pageId="167" pageNumber="168">Xylopia elliotii</emphasis>
</taxonomicName>
of the Sahel and Sudanian regions in its discolorous leaves and oblong to obovoid monocarps with rounded apices, but the latter species is a smaller tree of gallery forest with longer flower pedicels and smaller monocarps. 
<taxonomicName class="Magnoliopsida" family="Ulmaceae" genus="Xylopia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Xylopia tanganyikensis" order="Magnoliales" pageId="167" pageNumber="168" phylum="Tracheophyta" rank="species" species="tanganyikensis">
<emphasis italics="true" pageId="167" pageNumber="168">Xylopia tanganyikensis</emphasis>
</taxonomicName>
also resembles 
<taxonomicName family="Annonaceae" genus="X." kingdom="Plantae" lsidName="X. cupularis" order="Magnoliales" pageId="167" pageNumber="168" rank="species" species="cupularis">
<emphasis italics="true" pageId="167" pageNumber="168">X. cupularis</emphasis>
</taxonomicName>
, but lacks the golden-sericeous abaxial leaf surface, longer pedicels, and long-stipitate monocarps of that species. 
<taxonomicName authorityName="D. M. Johnson &amp; N. A. Murray" authorityYear="2018" baseAuthorityName="D. M. Johnson &amp; N. A. Murray" baseAuthorityYear="2018" class="Magnoliopsida" family="Ulmaceae" genus="Xylopia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Xylopia shirensis" order="Magnoliales" pageId="167" pageNumber="168" phylum="Tracheophyta" rank="species" species="shirensis">
<emphasis italics="true" pageId="167" pageNumber="168">Xylopia shirensis</emphasis>
</taxonomicName>
, with which it possibly overlaps in distribution, is a smaller tree of miombo (
<taxonomicName class="Magnoliopsida" family="Fabaceae" genus="Brachystegia" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="Brachystegia" order="Fabales" pageId="167" pageNumber="168" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="167" pageNumber="168">Brachystegia</emphasis>
</taxonomicName>
spp.) woodland with broader and more pubescent leaves.
</paragraph>
<paragraph pageId="167" pageNumber="168">
This is the easternmost species of the 
<taxonomicName authorityName="A. Richard, Hist. phys. Cuba, Pl. vasc. 1: 55. 1841 [&quot;" authorityYear="1845" baseAuthorityName="Dunal" class="Magnoliopsida" family="Ulmaceae" genus="Xylopia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Xylopia acutiflora" order="Magnoliales" pageId="167" pageNumber="168" phylum="Tracheophyta" rank="species" species="acutiflora">
<emphasis italics="true" pageId="167" pageNumber="168">Xylopia acutiflora</emphasis>
</taxonomicName>
group. It is probably allied to the other members of the group with large ovoid or oblong monocarps, such as 
<taxonomicName family="Annonaceae" genus="X." kingdom="Plantae" lsidName="X. hypolampra" order="Magnoliales" pageId="167" pageNumber="168" rank="species" species="hypolampra">
<emphasis italics="true" pageId="167" pageNumber="168">X. hypolampra</emphasis>
</taxonomicName>
and 
<taxonomicName family="Annonaceae" genus="X." kingdom="Plantae" lsidName="X. phloiodora" order="Magnoliales" pageId="167" pageNumber="168" rank="species" species="phloiodora">
<emphasis italics="true" pageId="167" pageNumber="168">X. phloiodora</emphasis>
</taxonomicName>
, which share a tendency for the monocarp to split into three segments upon dehiscence.
</paragraph>
<paragraph pageId="167" pageNumber="168">
<taxonomicName class="Magnoliopsida" family="Ulmaceae" genus="Xylopia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Xylopia tanganyikensis" order="Magnoliales" pageId="167" pageNumber="168" phylum="Tracheophyta" rank="species" species="tanganyikensis">
<emphasis italics="true" pageId="167" pageNumber="168">Xylopia tanganyikensis</emphasis>
</taxonomicName>
has a proposed IUCN Conservation Assessment of Endangered B1ab(iii) + B2ab(iii), recognizing threats from habitat alteration despite the fact that it occurs within the protected area of Mahale Mountains National Park (
<bibRefCitation DOI="https://doi.org/10.1007/S12225-017-9681-X" author="Johnson, DM" journalOrPublisher="Novon" pageId="187" pageNumber="188" refId="B88" refString="Johnson, DM, Luke, Q, Goyder, D, Murray, NA, 2017. New species of Xylopia (Annonaceae) from East Africa. Kew Bulletin 72: 11. https://doi.org/10.1007/S12225-017-9681-X" title="New species of Xylopia (Annonaceae) from East Africa. Kew Bulletin 72: 11." url="https://doi.org/10.1007/S12225-017-9681-X" year="2017">Johnson et al. 2017</bibRefCitation>
). The specimen 
<emphasis italics="true" pageId="167" pageNumber="168">
<normalizedToken originalValue="Léonard">Leonard</normalizedToken>
4713
</emphasis>
(BR), from the eastern 
<collectingCountry name="Democratic Republic of the Congo">Democratic Republic of the Congo</collectingCountry>
, may also represent 
<taxonomicName family="Annonaceae" genus="X." kingdom="Plantae" lsidName="X. tanganyikensis" order="Magnoliales" pageId="167" pageNumber="168" rank="species" species="tanganyikensis">
<emphasis italics="true" pageId="167" pageNumber="168">X. tanganyikensis</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>