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<document ID-DOI="http://doi.org/10.5281/zenodo.5930810" ID-GBIF-Dataset="1ed5ac34-1b70-4189-a175-7526621e1705" ID-GBIF-Taxon="158755587" ID-ISSN="0075-5974" ID-Zenodo-Dep="5930810" checkinTime="1563709544111" checkinUser="plazi" docAuthor="Gosline, George, Marshall, Andrew R. &amp; Larridon, Isabel" docDate="2019" docId="03E887E0FFC3FFA6FF05F9441685F96A" docLanguage="en" docName="kewBulletin.74.28.pdf" docOrigin="Kew Bulletin 74 (28)" docStyle="DocumentStyle{}" docTitle="Mischogyne congensis Gosline 2019, sp. nov." docType="treatment" docVersion="7" lastPageId="8" lastPageNumber="9" masterDocId="FFD1FF98FFC4FFAEFF9CFFF11554FFF7" masterDocTitle="Revision and new species of the African genus Mischogyne (Annonaceae)" masterLastPageNumber="23" masterPageNumber="1" pageId="7" pageNumber="8" updateTime="1643641135101" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Revision and new species of the African genus Mischogyne (Annonaceae)</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Gosline, George</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Marshall, Andrew R.</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Larridon, Isabel</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>Kew Bulletin</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2019</mods:date>
<mods:detail type="pubDate">
<mods:number>2019-06-30</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>74</mods:number>
</mods:detail>
<mods:detail type="issue">
<mods:number>28</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>1</mods:start>
<mods:end>23</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">10.1007/S12225-019-9804-7</mods:identifier>
<mods:identifier type="GBIF-Dataset">1ed5ac34-1b70-4189-a175-7526621e1705</mods:identifier>
<mods:identifier type="ISSN">0075-5974</mods:identifier>
<mods:identifier type="Zenodo-Dep">3345047</mods:identifier>
</mods:mods>
<treatment ID-DOI="http://doi.org/10.5281/zenodo.5930810" ID-GBIF-Taxon="158755587" ID-Zenodo-Dep="5930810" LSID="urn:lsid:plazi:treatment:03E887E0FFC3FFA6FF05F9441685F96A" httpUri="http://treatment.plazi.org/id/03E887E0FFC3FFA6FF05F9441685F96A" lastPageId="8" lastPageNumber="9" pageId="7" pageNumber="8">
<heading box="[153,745,1717,1739]" centered="true" fontSize="9" level="2" pageId="7" pageNumber="8" reason="4">
<subSubSection box="[153,596,1717,1739]" pageId="7" pageNumber="8" type="nomenclature">
<paragraph blockId="7.[151,745,1717,1831]" box="[153,596,1717,1739]" pageId="7" pageNumber="8">
<emphasis bold="true" box="[153,422,1717,1739]" pageId="7" pageNumber="8">
1.
<taxonomicName authority="Gosline" authorityName="Gosline" authorityYear="2019" box="[181,501,1717,1739]" class="Magnoliopsida" family="Annonaceae" genus="Mischogyne" kingdom="Plantae" order="Magnoliales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="congensis" status="sp. nov.">
Mischogyne congensis
<emphasis box="[430,501,1717,1738]" italics="true" pageId="7" pageNumber="8">Gosline</emphasis>
</taxonomicName>
</emphasis>
<taxonomicNameLabel box="[510,596,1717,1738]" pageId="7" pageNumber="8" rank="species">
<emphasis bold="true" box="[510,596,1717,1738]" pageId="7" pageNumber="8">sp. nov.</emphasis>
</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="7" pageNumber="8" type="materials_examined">
<paragraph blockId="7.[151,745,1717,1831]" box="[603,745,1717,1738]" pageId="7" pageNumber="8">
<materialsCitation ID-GBIF-Occurrence="2285829319" box="[603,745,1717,1738]" country="Democratic Republic of the Congo" location="Congo" pageId="7" pageNumber="8" specimenCount="1" typeStatus="holotype">
<typeStatus box="[603,660,1717,1738]" pageId="7" pageNumber="8">Type</typeStatus>
:
<collectingCountry box="[672,745,1717,1738]" name="Democratic Republic of the Congo" pageId="7" pageNumber="8">Congo</collectingCountry>
</materialsCitation>
</paragraph>
<paragraph blockId="7.[151,745,1717,1831]" box="[151,744,1747,1769]" pageId="7" pageNumber="8">
<heading box="[151,744,1747,1769]" centered="true" fontSize="9" level="2" pageId="7" pageNumber="8" reason="4">
(
<collectingRegion box="[159,262,1747,1769]" country="Democratic Republic of the Congo" name="Kinshasa" pageId="7" pageNumber="8">Kinshasa</collectingRegion>
), Yambuya,
<date box="[394,528,1747,1769]" pageId="7" pageNumber="8" value="1956-11-09">9 Nov. 1956</date>
,
<emphasis box="[541,609,1747,1768]" italics="true" pageId="7" pageNumber="8">Eorard</emphasis>
2000 (holo-
</heading>
</paragraph>
<paragraph blockId="7.[151,745,1717,1831]" pageId="7" pageNumber="8">t y p e B R* [B R6 10 2 0 0 2 2 7 0 3 9 0], i s o t y p e K! [K000874272]).</paragraph>
</subSubSection>
</heading>
<subSubSection box="[151,731,1870,1892]" pageId="7" pageNumber="8" type="nomenclature">
<paragraph blockId="7.[151,731,1870,1892]" box="[151,731,1870,1892]" pageId="7" pageNumber="8">http://www.ipni.org/urn:lsid:ipni.org:names:60478273-2</paragraph>
</subSubSection>
<subSubSection pageId="7" pageNumber="8" type="reference_group">
<paragraph blockId="7.[807,1332,1717,1769]" pageId="7" pageNumber="8">
<heading box="[807,1332,1717,1739]" centered="true" fontSize="9" level="2" pageId="7" pageNumber="8" reason="4">
<emphasis box="[807,1108,1717,1739]" italics="true" pageId="7" pageNumber="8">Uoariastrum ellioitianum</emphasis>
sensu Boutique,
</heading>
<heading box="[1351,1400,1717,1738]" centered="true" fontSize="9" level="2" pageId="7" pageNumber="8" reason="4">non</heading>
<taxonomicName authority="Engl. &amp; Diels (Boutique 1951)" authorityName="Engl. &amp; Diels (Boutique" authorityYear="1951" box="[835,1322,1747,1769]" class="Magnoliopsida" family="Annonaceae" genus="Mischogyne" kingdom="Plantae" order="Magnoliales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="elliotianum">
<emphasis box="[835,978,1747,1769]" italics="true" pageId="7" pageNumber="8">U. elliotianum</emphasis>
Engl. &amp; Diels (
<bibRefCitation author="Boutique, R." box="[1148,1311,1747,1769]" journalOrPublisher="INEAC, Bruxelles" pageId="7" pageNumber="8" refId="ref17335" refString="Boutique, R. (1951). Flore du Congo Belge et du Ruanda- Urundi Vol. II Annonaceae. INEAC, Bruxelles." title="Flore du Congo Belge et du Ruanda- Urundi Vol. II Annonaceae" type="book" year="1951">Boutique 1951</bibRefCitation>
)
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection lastPageId="8" lastPageNumber="9" pageId="7" pageNumber="8" type="description">
<paragraph blockId="7.[805,1399,1809,1892]" lastBlockId="8.[189,784,201,1383]" lastPageId="8" lastPageNumber="9" pageId="7" pageNumber="8">
<emphasis box="[807,906,1809,1830]" italics="true" pageId="7" pageNumber="8">Small tree</emphasis>
<quantity box="[916,1007,1809,1830]" metricMagnitude="0" metricUnit="m" metricValue="5.0" metricValueMax="7.0" metricValueMin="3.0" pageId="7" pageNumber="8" unit="m" value="5.0" valueMax="7.0" valueMin="3.0">3 7 m</quantity>
tall, to
<quantity box="[1100,1156,1809,1830]" metricMagnitude="-2" metricUnit="m" metricValue="9.0" pageId="7" pageNumber="8" unit="cm" value="9.0">9 cm</quantity>
diam.; branches and twigs glabrous; very young twigs with sparse brown appressed hairs
<quantity box="[984,1127,1870,1891]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" metricValueMax="4.0" metricValueMin="1.0" pageId="7" pageNumber="8" unit="mm" value="0.25" valueMax="0.4" valueMin="0.1">0.1 0.4 mm</quantity>
long.
<emphasis box="[1198,1257,1870,1891]" italics="true" pageId="7" pageNumber="8">Taeigs</emphasis>
light grey to brown, roughly striate, glabrescent, youngest shoots and shoot buds covered with light brown hairs
<quantity metricMagnitude="-4" metricUnit="m" metricValue="2.5" metricValueMax="4.0" metricValueMin="1.0" pageId="8" pageNumber="9" unit="mm" value="0.25" valueMax="0.4" valueMin="0.1">0.1 0.4 mm</quantity>
long.
<emphasis box="[352,424,262,283]" italics="true" pageId="8" pageNumber="9">Petioles</emphasis>
<quantity box="[434,560,262,284]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" metricValueMax="10.0" metricValueMin="5.0" pageId="8" pageNumber="9" unit="mm" value="7.5" valueMax="10.0" valueMin="5.0">5 10 mm</quantity>
long,
<quantity box="[637,749,262,284]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="8" pageNumber="9" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">1 2 mm</quantity>
in diam., glabrescent, drying black; very young petioles with sparse hairs
<quantity box="[400,564,323,345]" metricMagnitude="-4" metricUnit="m" metricValue="2.0" metricValueMax="3.0" metricValueMin="1.0" pageId="8" pageNumber="9" unit="mm" value="0.2" valueMax="0.3" valueMin="0.1">0.1 0.3 mm</quantity>
long.
<emphasis box="[649,693,323,344]" italics="true" pageId="8" pageNumber="9">Leaf</emphasis>
lamina narrowly obovate to elliptic,
<quantity box="[519,649,354,375]" metricMagnitude="-1" metricUnit="m" metricValue="1.4" metricValueMax="1.8" metricValueMin="1.0" pageId="8" pageNumber="9" unit="cm" value="14.0" valueMax="18.0" valueMin="10.0">10 18 cm</quantity>
long,
<quantity metricMagnitude="-2" metricUnit="m" metricValue="4.75" metricValueMax="6.0" metricValueMin="3.5" pageId="8" pageNumber="9" unit="cm" value="4.75" valueMax="6.0" valueMin="3.5">3.5 6 cm</quantity>
wide, length:width ratio 2 3.5, apex acuminate to caudate, acumen triangular to linear,
<quantity box="[673,782,415,436]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" metricValueMax="3.0" metricValueMin="1.0" pageId="8" pageNumber="9" unit="cm" value="2.0" valueMax="3.0" valueMin="1.0">1 3 cm</quantity>
long,
<quantity box="[254,393,445,467]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" metricValueMax="5.0" metricValueMin="2.0" pageId="8" pageNumber="9" unit="cm" value="0.35" valueMax="0.5" valueMin="0.2">0.2 0.5 cm</quantity>
wide at mid-length, base cuneate, coriaceous, glabrous on both surfaces, glossy green above and below, drying glossy green to matte light green; midrib glabrous; secondary nerves 8 9, gradually ascending at 10° 30° angle to midrib to 10 20% of the leaf length before anastomosing, glabrous.
<emphasis box="[302,374,629,650]" italics="true" pageId="8" pageNumber="9">Floaeers</emphasis>
1 ( 2?) on leafy branches. Flower buds ovoid,
<quantity box="[326,463,659,681]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="8" pageNumber="9" unit="cm" value="0.7" valueMax="0.8" valueMin="0.6">0.6 0.8 cm</quantity>
long,
<quantity box="[537,674,659,681]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" metricValueMax="6.0" metricValueMin="5.0" pageId="8" pageNumber="9" unit="cm" value="0.55" valueMax="0.6" valueMin="0.5">0.5 0.6 cm</quantity>
in diam., with slightly obtuse apex. No bracts seen. Flowering pedicel
<quantity box="[284,436,721,742]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" metricValueMax="9.0" metricValueMin="2.0" pageId="8" pageNumber="9" unit="cm" value="0.55" valueMax="0.9" valueMin="0.2">0.2 0.9 cm</quantity>
long,
<quantity box="[520,663,720,742]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" metricValueMax="10.0" metricValueMin="6.0" pageId="8" pageNumber="9" unit="mm" value="0.8" valueMax="1.0" valueMin="0.6">0.6 1 mm</quantity>
in diam., densely pubescent, hairs
<quantity box="[513,705,751,773]" metricMagnitude="-4" metricUnit="m" metricValue="1.25" metricValueMax="2.0" metricValueMin="0.5" pageId="8" pageNumber="9" unit="mm" value="0.125" valueMax="0.2" valueMin="0.05">0.05 0.2 mm</quantity>
long, appressed, brown.
<emphasis box="[409,470,782,803]" italics="true" pageId="8" pageNumber="9">Sepals</emphasis>
oblong,
<quantity box="[582,713,782,803]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="8" pageNumber="9" unit="cm" value="0.9" valueMax="1.0" valueMin="0.8">0.8 1 cm</quantity>
long,
<quantity box="[189,354,812,834]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" metricValueMax="6.0" metricValueMin="5.0" pageId="8" pageNumber="9" unit="cm" value="0.55" valueMax="0.6" valueMin="0.5">0.5 0.6 cm</quantity>
wide, length:width ratio 1.5, base rounded, apex obtuse, pubescent outside and inside, hairs
<quantity box="[256,427,873,895]" metricMagnitude="-5" metricUnit="m" metricValue="7.5" metricValueMax="10.0" metricValueMin="5.0" pageId="8" pageNumber="9" unit="mm" value="0.075" valueMax="0.1" valueMin="0.05">0.05 0.1 mm</quantity>
long, light green when fresh, brown in herbarium material.
<emphasis box="[542,600,904,925]" italics="true" pageId="8" pageNumber="9">Petals</emphasis>
narrowly ovate,
<quantity box="[189,247,934,956]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="8" pageNumber="9" unit="cm" value="2.0">2 cm</quantity>
long,
<quantity box="[327,405,934,956]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="8" pageNumber="9" unit="cm" value="0.5">0.5 cm</quantity>
wide, length:width ratio 4, base rounded, apex rounded, outer surface with dense straight appressed hairs
<quantity box="[477,639,995,1017]" metricMagnitude="-4" metricUnit="m" metricValue="3.5" metricValueMax="5.0" metricValueMin="2.0" pageId="8" pageNumber="9" unit="mm" value="0.35" valueMax="0.5" valueMin="0.2">0.2 0.5 mm</quantity>
long, inner surface with soft curling hairs
<quantity box="[605,704,1026,1047]" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="8" pageNumber="9" unit="mm" value="0.1">0.1 mm</quantity>
long, glabrescent, white when fresh.
<emphasis box="[545,604,1057,1078]" italics="true" pageId="8" pageNumber="9">Torus</emphasis>
cylindrical,
<quantity metricMagnitude="-3" metricUnit="m" metricValue="2.75" metricValueMax="3.5" metricValueMin="2.0" pageId="8" pageNumber="9" unit="mm" value="2.75" valueMax="3.5" valueMin="2.0">2 3.5 mm</quantity>
long,
<quantity box="[353,485,1087,1109]" metricMagnitude="-3" metricUnit="m" metricValue="1.15" metricValueMax="1.3" metricValueMin="1.0" pageId="8" pageNumber="9" unit="mm" value="1.15" valueMax="1.3" valueMin="1.0">1 1.3 mm</quantity>
diam., densely pubescent with stiff white semi-erect hairs
<quantity box="[563,721,1118,1139]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" metricValueMax="1.2" metricValueMin="0.8" pageId="8" pageNumber="9" unit="mm" value="1.0" valueMax="1.2" valueMin="0.8">0.8 1.2 mm</quantity>
long directed towards apex.
<emphasis box="[456,538,1149,1170]" italics="true" pageId="8" pageNumber="9">Stamens</emphasis>
not seen.
<emphasis box="[663,737,1148,1169]" italics="true" pageId="8" pageNumber="9">Carpels</emphasis>
9 16, 3
<quantity box="[273,338,1179,1200]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="8" pageNumber="9" unit="mm" value="4.0">4 mm</quantity>
long,
<quantity box="[411,519,1179,1200]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="8" pageNumber="9" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">1 2 mm</quantity>
in diam., indumentum as torus; stigma sessile,
<quantity box="[464,619,1209,1231]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="8" pageNumber="9" unit="mm" value="0.7" valueMax="0.8" valueMin="0.6">0.6 0.8 mm</quantity>
diam., drying black.
<emphasis box="[271,329,1240,1261]" italics="true" pageId="8" pageNumber="9">Fruits</emphasis>
with only one mature monocarp in specimen seen. Monocarp ovoid,
<quantity box="[583,642,1270,1292]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" pageId="8" pageNumber="9" unit="cm" value="6.0">6 cm</quantity>
long,
<quantity box="[723,783,1271,1292]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="8" pageNumber="9" unit="cm" value="3.0">3 cm</quantity>
in diam., with a soft brown indumentum when dried, stipe
<quantity box="[249,303,1332,1353]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="8" pageNumber="9" unit="cm" value="1.0">1 cm</quantity>
long,
<quantity box="[376,449,1332,1353]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="8" pageNumber="9" unit="cm" value="0.4">0.4 cm</quantity>
in diam. Seeds not seen.
<figureCitation captionStart="Fig" captionStartId="5.[151,185,930,951]" captionTargetBox="[152,743,218,913]" captionTargetId="figure@5.[152,744,217,914]" captionTargetPageId="5" captionText="Fig. 2. Flower buds of Mischogyne species. A M. elliotiana var. elliotiana with old flower showing carpels below (Dalziel 761 [K000874259]); B M. michelioides showing large terminal bud (Gossweiler 9379 [K000196792]); C M. congensis (Evrard 5376 [BR0000015312655]); D M. gabonensis buds showing capsule and rupturing at anthesis (Le Testu 1768 [WAG0247284])." httpUri="https://zenodo.org/record/3345051/files/figure.png" pageId="8" pageNumber="9">Figs 2C</figureCitation>
,
<figureCitation box="[235,248,1362,1383]" captionStart="Fig" captionStartId="10.[189,223,1874,1895]" captionTargetBox="[304,1322,193,1857]" captionTargetId="figure@10.[303,1323,192,1858]" captionTargetPageId="10" captionText="Fig. 3. Mischogyne congensis, fruiting specimen showing linear acumen and secondary veins not ascendant (Evrard 6205 http:// www.botanicalcollections.be/specimen/BR0000015312709)." httpUri="https://zenodo.org/record/3345055/files/figure.png" pageId="8" pageNumber="9">3</figureCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="8" pageNumber="9" type="diagnosis">
<paragraph blockId="8.[189,783,1423,1903]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[191,335,1425,1445]" pageId="8" pageNumber="9">RECOGNITION</emphasis>
. Similar to
<taxonomicName baseAuthorityName="Walker" baseAuthorityYear="1972" box="[502,741,1423,1444]" class="Magnoliopsida" family="Annonaceae" genus="Mischogyne" kingdom="Plantae" order="Magnoliales" pageId="8" pageNumber="9" phylum="Tracheophyta" rank="species" species="elliotiana">
<emphasis box="[502,741,1423,1444]" italics="true" pageId="8" pageNumber="9">Mischogyne elliotiana</emphasis>
</taxonomicName>
in being a small rainforest shrub or tree with leaves less than
<quantity box="[301,371,1484,1506]" metricMagnitude="-1" metricUnit="m" metricValue="2.0" pageId="8" pageNumber="9" unit="cm" value="20.0">20 cm</quantity>
long, but differing in: many leaves having a linear acumen arising from the rounded apex of the leaf and 5 times or more as long as wide rather than apex attenuate or acuminate with a triangular acumen 1 3 times long as wide; secondary nerves ascendant 10 25% of the leaf length before anastomosing at a distinct angle to a marginal nerve vs ascendant 25 30% of the leaf length before anastomosing almost parallel with the margin; the leaves drying dark glossy green above and below rather than matte below; the older petioles glabrous rather than having at least some indumentum (
<figureCitation box="[355,423,1851,1873]" captionStart="Fig" captionStartId="10.[189,223,1874,1895]" captionTargetBox="[304,1322,193,1857]" captionTargetId="figure@10.[303,1323,192,1858]" captionTargetPageId="10" captionText="Fig. 3. Mischogyne congensis, fruiting specimen showing linear acumen and secondary veins not ascendant (Evrard 6205 http:// www.botanicalcollections.be/specimen/BR0000015312709)." httpUri="https://zenodo.org/record/3345055/files/figure.png" pageId="8" pageNumber="9">Fig. 3</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection box="[191,783,1881,1903]" pageId="8" pageNumber="9" type="distribution">
<paragraph blockId="8.[189,783,1423,1903]" box="[191,783,1881,1903]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[191,331,1883,1903]" pageId="8" pageNumber="9">DISTRIBUTION</emphasis>
.
<collectingCountry box="[343,682,1881,1903]" name="Democratic Republic of the Congo" pageId="8" pageNumber="9">Democratic Republic of Congo</collectingCountry>
(
<figureCitation box="[696,767,1882,1903]" captionStart="Map 1" captionStartId="7.[151,198,1086,1107]" captionTargetBox="[151,1399,193,1070]" captionTargetId="figure@7.[151,1400,192,1070]" captionTargetPageId="7" captionText="Map 1. Distribution of all species of Mischogyne." httpUri="https://zenodo.org/record/3345053/files/figure.png" pageId="8" pageNumber="9">Map 1</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="8" pageNumber="9" type="materials_examined">
<paragraph blockId="8.[843,1438,201,1693]" pageId="8" pageNumber="9">
<emphasis bold="true" pageId="8" pageNumber="9">
SPECIMENS EXAMINED.
<materialsCitation ID-GBIF-Occurrence="2285829335" collectingDate="1959-04-21" collectingDateMax="1959-04-21" collectingDateMin="1958-12-26" collectionCode="BR, K" collectorName="C. M. Eorard" country="DEMOCRATIC REPUBLIC OF CON-GO" county="Equateur province" elevation="380" latitude="-0.72499996" location="Yalisenga (Mondombe)" longLatPrecision="21" longitude="22.675554" pageId="8" pageNumber="9" specimenCode="6205" specimenCount="1">
<collectingCountry pageId="8" pageNumber="9">DEMOCRATIC REPUBLIC OF CON-GO</collectingCountry>
.
<collectingCounty box="[892,1106,234,257]" pageId="8" pageNumber="9">Équateur province</collectingCounty>
:
<location LSID="urn:lsid:plazi:treatment:03E887E0FFC3FFA6FF05F9441685F96A:8E9E602DFFCCFFA6FBFDFF1A103EFEF6" box="[1121,1386,235,257]" country="DEMOCRATIC REPUBLIC OF CON-GO" county="Equateur province" latitude="-0.72499996" longLatPrecision="21" longitude="22.675554" name="Yalisenga (Mondombe)" pageId="8" pageNumber="9">Yalisenga (Mondombe)</location>
<elevation metricMagnitude="2" metricUnit="m" metricValue="3.8" pageId="8" pageNumber="9" unit="m" value="380.0">
<quantity metricMagnitude="2" metricUnit="m" metricValue="3.8" pageId="8" pageNumber="9" unit="m" value="380.0">380 m</quantity>
</elevation>
, [
<geoCoordinate box="[889,998,266,287]" degrees="0" direction="south" minutes="43" orientation="latitude" pageId="8" pageNumber="9" precision="15" seconds="30" value="-0.72499996">0°43'30&quot;S</geoCoordinate>
<geoCoordinate box="[1010,1137,265,287]" degrees="22" direction="east" minutes="40" orientation="longitude" pageId="8" pageNumber="9" precision="15" seconds="32" value="22.675554">22°40'32&quot;E</geoCoordinate>
], fr,
<collectingDate box="[1197,1357,266,288]" pageId="8" pageNumber="9" value="1959-04-21">
<date box="[1197,1357,266,288]" pageId="8" pageNumber="9" value="1959-04-21">21 April 1959</date>
</collectingDate>
,
<collectorName pageId="8" pageNumber="9">
<emphasis italics="true" pageId="8" pageNumber="9">C. M. Eorard</emphasis>
</collectorName>
<specimenCode box="[920,972,297,319]" pageId="8" pageNumber="9">6205</specimenCode>
(
<collectionCode box="[988,1028,297,318]" country="Brazil" name="Embrapa Agrobiology Diazothrophic Microbial Culture Collection" pageId="8" pageNumber="9">BR</collectionCode>
*,
<collectionCode box="[1051,1074,297,319]" pageId="8" pageNumber="9">K</collectionCode>
!);
</materialsCitation>
</emphasis>
<materialsCitation ID-GBIF-Occurrence="2285829330" collectingDate="1958-12-26" collectingDateMax="1959-04-21" collectingDateMin="1958-12-26" collectionCode="K" collectorName="C. M. Eorard" country="Ecuador" elevation="380" latitude="-0.72499996" location="Yalisenga" longLatPrecision="21" longitude="22.675554" pageId="8" pageNumber="9" specimenCode="5376" specimenCount="1">
ibid., fl fr,
<collectingDate box="[1219,1365,297,319]" pageId="8" pageNumber="9" value="1958-12-26">
<date box="[1219,1365,297,319]" pageId="8" pageNumber="9" value="1958-12-26">26 Dec. 1958</date>
</collectingDate>
,
<collectorName pageId="8" pageNumber="9">
<emphasis italics="true" pageId="8" pageNumber="9">C. M. Eorard</emphasis>
</collectorName>
<specimenCode box="[932,986,327,349]" pageId="8" pageNumber="9">5376</specimenCode>
(
<collectionCode box="[1014,1040,327,349]" pageId="8" pageNumber="9">K</collectionCode>
!)
</materialsCitation>
.
<materialsCitation ID-GBIF-Occurrence="2285829339" collectingDate="1947-09-30" collectionCode="BR" collectorName="J. Leonard" country="Ecuador" county="Agri" latitude="0.71666664" location="Orientale province" longLatPrecision="1308" longitude="24.6" municipality="Environs do Yangambi Reserve" pageId="8" pageNumber="9" specimenCount="1">
<location LSID="urn:lsid:plazi:treatment:03E887E0FFC3FFA6FF05F9441685F96A:8E9E602DFFCCFFA6FBAFFEB6104FFEAA" box="[1075,1307,327,349]" country="Ecuador" county="Agri" latitude="0.71666664" longLatPrecision="1308" longitude="24.6" municipality="Environs do Yangambi Reserve" name="Orientale province" pageId="8" pageNumber="9">Orientale province</location>
:
<location LSID="urn:lsid:plazi:treatment:03E887E0FFC3FFA6FF05F9441685F96A:8E9E602DFFCCFFA6FAACFEB616CDFE8B" country="Ecuador" county="Agri" latitude="0.71666664" longLatPrecision="1308" longitude="24.6" municipality="Environs do Yangambi Reserve" name="Busukulu Village" pageId="8" pageNumber="9">Busukulu Village</location>
,
<collectingMunicipality box="[942,1313,358,380]" pageId="8" pageNumber="9">Environs do Yangambi Reserve</collectingMunicipality>
no. 121/
<collectingCounty box="[843,894,388,410]" pageId="8" pageNumber="9">Agri</collectingCounty>
1953, [
<geoCoordinate box="[1005,1092,389,410]" degrees="0" direction="north" minutes="43" orientation="latitude" pageId="8" pageNumber="9" precision="925" value="0.71666664">0°43'N</geoCoordinate>
<geoCoordinate box="[1111,1212,388,410]" degrees="24" direction="east" minutes="36" orientation="longitude" pageId="8" pageNumber="9" precision="925" value="24.6">24°36'E</geoCoordinate>
],
<collectingDate box="[1244,1433,389,410]" pageId="8" pageNumber="9" value="1947-09-30">
<date box="[1244,1433,389,410]" pageId="8" pageNumber="9" value="1947-09-30">30 Sept. 1947</date>
</collectingDate>
,
<collectorName box="[843,951,419,441]" pageId="8" pageNumber="9">
<emphasis box="[843,951,419,441]" italics="true" pageId="8" pageNumber="9">J. Leonard</emphasis>
</collectorName>
1461 (
<collectionCode box="[1032,1073,419,441]" country="Brazil" name="Embrapa Agrobiology Diazothrophic Microbial Culture Collection" pageId="8" pageNumber="9">BR</collectionCode>
*)
</materialsCitation>
;
<materialsCitation ID-GBIF-Occurrence="2285829336" collectingDate="1936-05-21" collectingDateMax="1947-08-01" collectingDateMin="1936-05-21" collectionCode="BR, K, P" collectorName="J. Leonard &amp; G. Gilbert" country="Ecuador" county="Agri" elevation="450" latitude="1.2508334" location="Bengamisa Yangambi Bengamisa Route vers 45 km" longLatPrecision="21" longitude="24.551388" municipality="Environs do Yangambi Reserve" pageId="8" pageNumber="9" specimenCode="2321bis" specimenCount="1">
ibid.,
<collectingDate box="[1174,1314,419,440]" pageId="8" pageNumber="9" value="1947-08-01">
<date box="[1174,1314,419,440]" pageId="8" pageNumber="9" value="1947-08-01">1 Aug. 1947</date>
</collectingDate>
,
<collectorName box="[1328,1436,419,441]" pageId="8" pageNumber="9">
<emphasis box="[1328,1436,419,441]" italics="true" pageId="8" pageNumber="9">J. Leonard</emphasis>
</collectorName>
1311 (
<collectionCode box="[912,952,450,471]" country="Brazil" name="Embrapa Agrobiology Diazothrophic Microbial Culture Collection" pageId="8" pageNumber="9">BR</collectionCode>
*,
<collectionCode box="[977,1000,450,471]" pageId="8" pageNumber="9">K</collectionCode>
!,
<collectionCode box="[1017,1035,450,472]" pageId="8" pageNumber="9">P</collectionCode>
*);
<location LSID="urn:lsid:plazi:treatment:03E887E0FFC3FFA6FF05F9441685F96A:8E9E602DFFCCFFA6FBB1FE301145FE01" country="Ecuador" county="Agri" latitude="1.2508334" longLatPrecision="21" longitude="24.551388" municipality="Environs do Yangambi Reserve" name="Bengamisa Yangambi Bengamisa Route vers 45 km" pageId="8" pageNumber="9">
Bengamisa Yangambi Bengamisa Route vers
<quantity box="[969,1041,480,502]" metricMagnitude="4" metricUnit="m" metricValue="4.5" pageId="8" pageNumber="9" unit="km" value="45.0">45 km</quantity>
</location>
,
<elevation box="[1053,1125,480,502]" metricMagnitude="2" metricUnit="m" metricValue="4.5" pageId="8" pageNumber="9" unit="m" value="450.0">
<quantity box="[1053,1125,480,502]" metricMagnitude="2" metricUnit="m" metricValue="4.5" pageId="8" pageNumber="9" unit="m" value="450.0">450 m</quantity>
</elevation>
, [
<geoCoordinate box="[1144,1260,480,502]" degrees="0" direction="north" minutes="56" orientation="latitude" pageId="8" pageNumber="9" precision="15" seconds="28" value="0.9411111">0°56'28&quot;N</geoCoordinate>
<geoCoordinate box="[1268,1395,479,501]" degrees="25" direction="east" minutes="12" orientation="longitude" pageId="8" pageNumber="9" precision="15" seconds="23" value="25.20639">25°12'23&quot;E</geoCoordinate>
], fl,
<collectingDate box="[843,1007,510,532]" pageId="8" pageNumber="9" value="1936-05-21">
<date box="[843,1007,510,532]" pageId="8" pageNumber="9" value="1936-05-21">21 May 1936</date>
</collectingDate>
,
<collectorName box="[1028,1140,511,532]" pageId="8" pageNumber="9">
<emphasis box="[1028,1140,511,532]" italics="true" pageId="8" pageNumber="9">G. Gilbert</emphasis>
</collectorName>
<specimenCode box="[1157,1242,511,533]" pageId="8" pageNumber="9">2321bis</specimenCode>
(
<collectionCode box="[1268,1309,511,532]" country="Brazil" name="Embrapa Agrobiology Diazothrophic Microbial Culture Collection" pageId="8" pageNumber="9">BR</collectionCode>
*,
<collectionCode box="[1342,1366,511,532]" pageId="8" pageNumber="9">K</collectionCode>
!,
<collectionCode box="[1392,1411,511,533]" pageId="8" pageNumber="9">P</collectionCode>
*);
</materialsCitation>
<materialsCitation ID-GBIF-Occurrence="2285829323" collectingDate="1956-11-01" collectingDateMax="1956-11-01" collectingDateMin="1936-05-21" collectionCode="BR, K, P" collectorName="C. M. Eorard" country="Ecuador" county="Agri" elevation="400" latitude="1.2508334" location="Yambuya" longLatPrecision="21" longitude="24.551388" municipality="Environs do Yangambi Reserve" pageId="8" pageNumber="9" specimenCode="2000" specimenCount="1">
<location LSID="urn:lsid:plazi:treatment:03E887E0FFC3FFA6FF05F9441685F96A:8E9E602DFFCCFFA6FCD7FDEC16EDFDC4" box="[843,953,541,563]" country="Ecuador" county="Agri" latitude="1.2508334" longLatPrecision="21" longitude="24.551388" municipality="Environs do Yangambi Reserve" name="Yambuya" pageId="8" pageNumber="9">Yambuya</location>
,
<elevation box="[976,1062,541,563]" metricMagnitude="2" metricUnit="m" metricValue="4.0" pageId="8" pageNumber="9" unit="m" value="400.0">
<quantity box="[976,1062,541,563]" metricMagnitude="2" metricUnit="m" metricValue="4.0" pageId="8" pageNumber="9" unit="m" value="400.0">400 m</quantity>
</elevation>
, [
<geoCoordinate box="[1094,1205,541,563]" degrees="1" direction="north" minutes="15" orientation="latitude" pageId="8" pageNumber="9" precision="15" seconds="3" value="1.2508334">1°15'3&quot;N</geoCoordinate>
<geoCoordinate box="[1224,1350,540,562]" degrees="24" direction="east" minutes="33" orientation="longitude" pageId="8" pageNumber="9" precision="15" seconds="5" value="24.551388">24°33'5&quot;E</geoCoordinate>
], fl,
<collectingDate pageId="8" pageNumber="9" value="1956-11-01">
<date pageId="8" pageNumber="9" value="1956-11-01">1 Nov. 1956</date>
</collectingDate>
,
<collectorName box="[970,1110,572,593]" pageId="8" pageNumber="9">
<emphasis box="[970,1110,572,593]" italics="true" pageId="8" pageNumber="9">C. M. Eorard</emphasis>
</collectorName>
<specimenCode box="[1119,1171,572,593]" pageId="8" pageNumber="9">2000</specimenCode>
(
<collectionCode box="[1188,1228,572,593]" country="Brazil" name="Embrapa Agrobiology Diazothrophic Microbial Culture Collection" pageId="8" pageNumber="9">BR</collectionCode>
*,
<collectionCode box="[1253,1276,572,593]" pageId="8" pageNumber="9">K</collectionCode>
!,
<collectionCode box="[1293,1311,572,594]" pageId="8" pageNumber="9">P</collectionCode>
*)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection box="[844,1370,602,624]" pageId="8" pageNumber="9" type="biology_ecology">
<paragraph blockId="8.[843,1438,201,1693]" box="[844,1370,602,624]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[844,932,603,623]" pageId="8" pageNumber="9">HABITAT</emphasis>
. Riverine forest. Semi-deciduous forest.
</paragraph>
</subSubSection>
<subSubSection pageId="8" pageNumber="9" type="conservation">
<paragraph blockId="8.[843,1438,201,1693]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[844,1087,634,654]" pageId="8" pageNumber="9">CONSERVATION STATUS</emphasis>
. This taxon is only known from six specimens and four locations on the
<collectingCountry box="[1356,1433,664,685]" name="Democratic Republic of the Congo" pageId="8" pageNumber="9">Congo</collectingCountry>
, Aruwimi, Lindi, and Tshuapa rivers in the
<collectingCountry name="Democratic Republic of the Congo" pageId="8" pageNumber="9">Democratic Republic of Congo</collectingCountry>
. The Meise herbarium has 5339
<taxonomicName baseAuthorityName="van Heusden" baseAuthorityYear="1992" box="[843,979,755,776]" class="Magnoliopsida" family="Annonaceae" kingdom="Plantae" order="Magnoliales" pageId="8" pageNumber="9" phylum="Tracheophyta" rank="family">Annonaceae</taxonomicName>
specimens from the
<collectingCountry box="[1207,1262,755,776]" name="Democratic Republic of the Congo" pageId="8" pageNumber="9">DRC</collectingCountry>
, many collected near the biological research station at Yangambi. The existence of only six specimens indicates that the species is rare. The area around Yangambi on the
<collectingCountry box="[843,916,877,898]" name="Democratic Republic of the Congo" pageId="8" pageNumber="9">Congo</collectingCountry>
is subject to continuing urbanisation as seen in satellite images. All the locations appear to be impacted by shifting cultivation (Google Earth 2018). Tree cover loss in the 2000 hectares including Yangambi was 18% from
<date box="[1125,1263,1000,1021]" pageId="8" pageNumber="9" value="2000" valueMax="2017">2000 2017</date>
. Loss along the Lindi river is 45% in this period (
<bibRefCitation author="Hansen, M. C. &amp; Potapov, P. V. &amp; Moore, R. &amp; Hancher, M. &amp; Turubanova, S. A. &amp; Tyukavina, A." box="[1215,1421,1030,1052]" journalOrPublisher="Science" pageId="8" pageNumber="9" pagination="850 - 853" part="342" refId="ref19423" refString="Hansen, M. C., Potapov, P. V., Moore, R., Hancher, M., Turubanova, S. A., Tyukavina, A., et al. (2013). High-Resolution Global Maps of 21 st-Century Forest Cover Change. Science 342: 850 - 853. https: // doi. org / 10.1126 / science. 1244693." title="High-Resolution Global Maps of 21 st-Century Forest Cover Change" type="journal article" year="2013">
Hansen
<emphasis box="[1311,1362,1030,1052]" italics="true" pageId="8" pageNumber="9">et al.</emphasis>
2013
</bibRefCitation>
). Threats from deforestation along the rivers appear to be substantial. The four locations give an EOO of
<quantity box="[843,954,1122,1144]" metricMagnitude="7" metricUnit="m" metricValue="1.1618" pageId="8" pageNumber="9" unit="km" value="11618.0">11618 km</quantity>
<superScript attach="left" box="[954,964,1116,1130]" fontSize="6" pageId="8" pageNumber="9">2</superScript>
and an AOO of
<quantity box="[1176,1248,1122,1144]" metricMagnitude="4" metricUnit="m" metricValue="1.6" pageId="8" pageNumber="9" unit="km" value="16.0">16 km</quantity>
<superScript attach="right" box="[1249,1259,1116,1130]" fontSize="6" pageId="8" pageNumber="9">2</superScript>
. The indicated
<collectionCode box="[843,907,1152,1173]" pageId="8" pageNumber="9">IUCN</collectionCode>
rating is Endangered B1&amp;2ab(iii).
</paragraph>
</subSubSection>
<subSubSection pageId="8" pageNumber="9" type="biology_ecology">
<paragraph blockId="8.[843,1438,201,1693]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[844,970,1184,1204]" pageId="8" pageNumber="9">PHENOLOGY</emphasis>
. Flowering in November, December, May. Fruiting April.
</paragraph>
</subSubSection>
<subSubSection pageId="8" pageNumber="9" type="vernacular_names">
<paragraph blockId="8.[843,1438,201,1693]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[844,1048,1245,1265]" pageId="8" pageNumber="9">
VERNACULAR
<collectionCode box="[986,1048,1245,1265]" pageId="8" pageNumber="9">NAME</collectionCode>
</emphasis>
. Inaola a loopa (Turumbu,
<emphasis box="[1355,1436,1244,1265]" italics="true" pageId="8" pageNumber="9">Leonard</emphasis>
1311).
</paragraph>
</subSubSection>
<subSubSection pageId="8" pageNumber="9" type="discussion">
<paragraph blockId="8.[843,1438,201,1693]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[844,894,1306,1326]" pageId="8" pageNumber="9">
<collectionCode box="[844,894,1306,1326]" pageId="8" pageNumber="9">USES</collectionCode>
</emphasis>
. The leaves and crushed fruits are applied by scarification on the bites of snakes. The local people say that snakes eat a lot of the fruit of this shrub (
<emphasis box="[854,918,1397,1418]" italics="true" pageId="8" pageNumber="9">Gilbert</emphasis>
2321bis).
</paragraph>
<paragraph blockId="8.[843,1438,201,1693]" pageId="8" pageNumber="9">
<collectionCode box="[844,911,1428,1448]" pageId="8" pageNumber="9">
<emphasis bold="true" box="[844,911,1428,1448]" pageId="8" pageNumber="9">NOTES</emphasis>
</collectionCode>
. These specimens have previously been determined as
<taxonomicName box="[959,1299,1458,1479]" class="Magnoliopsida" family="Annonaceae" genus="Mischogyne" kingdom="Plantae" order="Magnoliales" pageId="8" pageNumber="9" phylum="Tracheophyta" rank="variety" species="elliotiana" variety="glabra">
<emphasis box="[959,1174,1458,1479]" italics="true" pageId="8" pageNumber="9">Mischogyne elliotiana</emphasis>
var.
<emphasis box="[1238,1299,1458,1479]" italics="true" pageId="8" pageNumber="9">glabra</emphasis>
</taxonomicName>
. Their geographic isolation led us to take a closer look. The secondary venation and abrupt long linear acumen indicated a distinct taxon and the molecular phylogenetic hypothesis confirms this taxon as being in a clade with
<taxonomicName authorityName="Exell" authorityYear="1932" box="[970,1126,1610,1632]" class="Magnoliopsida" family="Annonaceae" genus="Mischogyne" kingdom="Plantae" order="Magnoliales" pageId="8" pageNumber="9" phylum="Tracheophyta" rank="species" species="michelioides">
<emphasis box="[970,1126,1610,1632]" italics="true" pageId="8" pageNumber="9">M. michelioides</emphasis>
</taxonomicName>
and
<taxonomicName authorityName="Gosline &amp; A. R. Marshall" authorityYear="2019" box="[1191,1278,1610,1632]" class="Magnoliopsida" family="Annonaceae" genus="Mischogyne" kingdom="Plantae" order="Magnoliales" pageId="8" pageNumber="9" phylum="Tracheophyta" rank="species" species="iddii">
<emphasis box="[1191,1278,1610,1632]" italics="true" pageId="8" pageNumber="9">M. iddii</emphasis>
</taxonomicName>
, the Angolan and Tanzanian taxa, and in a different clade from
<taxonomicName baseAuthorityName="Walker" baseAuthorityYear="1972" box="[843,971,1672,1693]" class="Magnoliopsida" family="Annonaceae" genus="Mischogyne" kingdom="Plantae" order="Magnoliales" pageId="8" pageNumber="9" phylum="Tracheophyta" rank="species" species="elliotiana">
<emphasis box="[843,971,1672,1693]" italics="true" pageId="8" pageNumber="9">M. elliotiana</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>