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<document id="8DF184993BC9C5CE56977311E70623E8" ID-DOI="10.11646/phytotaxa.509.2.5" ID-ISSN="1179-3163" ID-Zenodo-Dep="5426158" IM.materialsCitations_approvedBy="guilherme" IM.metadata_approvedBy="guilherme" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="guilherme" checkinTime="1630396631748" checkinUser="marcus" docAuthor="Chen, Hai-Ling, Nong, Shi-Yue, Liu, Yan &amp; Liu, Ying" docDate="2021" docId="58352B56FFCAFFB5FF2CDEF2FC90F9C7" docLanguage="en" docName="phytotaxa.509.2.5.pdf" docOrigin="Phytotaxa 509 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.509.2.5" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Phyllagathis elegans Hai L. Chen, Yan Liu &amp; Ying Liu 2021, sp. nov." docType="treatment" docVersion="1" lastPageNumber="231" masterDocId="A40C532EFFCAFFB3FFA4D826FFC3FFD2" masterDocTitle="A new species of Phyllagathis (Sonerileae, Melastomataceae) from Guangxi, China" masterLastPageNumber="232" masterPageNumber="225" pageNumber="225" updateTime="1731426818173" updateUser="guilherme" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="F7CA5D2E2BC60F1D186BC8CDDE2D887D">A new species of Phyllagathis (Sonerileae, Melastomataceae) from Guangxi, China</mods:title>
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<mods:namePart id="A360C172D89119DB66FE4158D36A371A">Chen, Hai-Ling</mods:namePart>
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<mods:affiliation id="912CA07798655ECF0424787DD22A82AD">Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and the Chinese Academy of Sciences, Guilin 541006, China</mods:affiliation>
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<mods:namePart id="248AFCDE2377584699D869C93F058E7F">Nong, Shi-Yue</mods:namePart>
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<mods:affiliation id="4677E8F2D703906492A55E5CCD47D8EE">Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and the Chinese Academy of Sciences, Guilin 541006, China</mods:affiliation>
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<mods:namePart id="DFE07ADC70575A0CCA943D89E65B8299">Liu, Yan</mods:namePart>
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<mods:affiliation id="7295AD55E3F188B044B71E74F1B00410">Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and the Chinese Academy of Sciences, Guilin 541006, China</mods:affiliation>
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<mods:namePart id="1E007D1DE2F57158DCCC2CEF89DC98DD">Liu, Ying</mods:namePart>
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<mods:affiliation id="50AAD6CC604B7C12ED54D0826BE4FC69">State Key Laboratory of Biocontrol and Guangdong Key Laboratory of Plant Resources, School of Life Sciences, Sun Yat-sen University, Guangzhou 510275, China</mods:affiliation>
<mods:nameIdentifier id="6CE55A97A7AD8436381CAF5C094F020B" type="email">liuyng73@mail.sysu.edu.cn</mods:nameIdentifier>
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<mods:title id="A27575F19C88BB918A0B95BAFEA94A41">Phytotaxa</mods:title>
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<mods:date id="41A800AC32C19D8381003B3300915DB5">2021</mods:date>
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<treatment id="58352B56FFCAFFB5FF2CDEF2FC90F9C7" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7" httpUri="http://treatment.plazi.org/id/58352B56FFCAFFB5FF2CDEF2FC90F9C7" lastPageId="6" lastPageNumber="231" pageId="0" pageNumber="225">
<subSubSection id="9886C9CBFFCAFFB3FF2CDEF2FC16F93D" box="[136,981,1748,1775]" pageId="0" pageNumber="225" type="nomenclature">
<paragraph id="D0239A40FFCAFFB3FF2CDEF2FC16F93D" blockId="0.[136,981,1748,1775]" box="[136,981,1748,1775]" pageId="0" pageNumber="225">
<taxonomicName id="179CE1C3FFCAFFB3FF2CDEF2FD37F93C" ID-CoL="8RTRP" authority="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[136,756,1748,1775]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="0" pageNumber="225" phylum="Tracheophyta" rank="species" species="elegans" status="sp. nov.">
<emphasis id="E2E84652FFCAFFB3FF2CDEF2FEB0F93C" box="[136,371,1748,1774]" italics="true" pageId="0" pageNumber="225">Phyllagathis elegans</emphasis>
Hai L. Chen, Yan Liu &amp; Ying Liu
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,
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<taxonomicNameLabel id="F9DBFB29FFCAFFB3FD5BDEF3FC90F93C" box="[767,851,1749,1774]" pageId="0" pageNumber="225" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(
<figureCitation id="48A786C5FFCAFFB3FCC6DEF2FC0EF93D" box="[866,973,1748,1775]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStart-3="FIGURE 5" captionStartId-0="2.[136,229,1752,1774]" captionStartId-1="3.[136,229,1584,1606]" captionStartId-2="4.[136,229,1806,1828]" captionStartId-3="5.[136,229,2047,2069]" captionTargetBox-0="[167,1429,369,1713]" captionTargetBox-1="[162,1429,198,1546]" captionTargetBox-2="[187,1387,220,1762]" captionTargetBox-3="[167,1429,292,2008]" captionTargetId-0="figure-95@2.[151,1436,353,1727]" captionTargetId-1="figure-18@3.[151,1436,190,1560]" captionTargetId-2="figure-25@4.[151,1436,190,1781]" captionTargetId-3="figure-69@5.[151,1436,281,2022]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionTargetPageId-3="5" captionText-0="FIGURE 2. Phyllagathis elegans, all from JHC343 (A, IBK, IBSC, PE). A. Habitat. B. Flowering branch. C. Crooked hairs on the stem. D. Top to bottom, lateral, adaxial, and abaxial views of leaf, showing the bristles. E. Young inflorescence, showing the red bracts (one removed). F. Mature inflorescence." captionText-1="FIGURE 3. Phyllagathis elegans, all from JHC343 (A, IBK, IBSC, PE).A. Top view of a flower.B. Side view of a flower. C. Longitudinal section of a flower showing subequal stamens. D. Anther morphology in detail. E. Top view of young capsules. F. Longitudinal section of old capsule showing the enlarged ovary crown, horned placental column, and thready placentas. G. Crystals in the petiole (raphides). Scale bars: 5 mm (AD, F), 50 μm (G)." captionText-2="FIGURE 4. Line illustration of Phyllagathis elegans. A. Habit. B. Top to bottom, adaxial and abaxial views of a leaf. C. Left to right, side and top views of a flower. D. Longitudinal section of a flower. E. Side view of a flower with petals and stamens removed, showing hypanthium and calyx lobes. F. Petals. G. Top to bottom, longitudinal section of 4-merous and 3-merous capsules." captionText-3="FIGURE 5. Holotype sheet of Phyllagathis elegans." figureDoi-0="http://doi.org/10.5281/zenodo.5426162" figureDoi-1="http://doi.org/10.5281/zenodo.5426164" figureDoi-2="http://doi.org/10.5281/zenodo.5426166" figureDoi-3="http://doi.org/10.5281/zenodo.5426168" httpUri-0="https://zenodo.org/record/5426162/files/figure.png" httpUri-1="https://zenodo.org/record/5426164/files/figure.png" httpUri-2="https://zenodo.org/record/5426166/files/figure.png" httpUri-3="https://zenodo.org/record/5426168/files/figure.png" pageId="0" pageNumber="225">Figs. 25</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="9886C9CBFFCAFFB3FF2CDF06FB59F88B" pageId="0" pageNumber="225" type="materials_examined">
<paragraph id="D0239A40FFCAFFB3FF2CDF06FB59F88B" blockId="0.[136,1452,1824,1990]" pageId="0" pageNumber="225">
<emphasis id="E2E84652FFCAFFB3FF2CDF06FF19F8E7" bold="true" box="[136,218,1824,1845]" pageId="0" pageNumber="225">Type:—</emphasis>
<materialsCitation id="60F4901DFFCAFFB3FF7EDF06FC6EF88B" collectedFrom="on rocks and along grassy streamside in forests" collectingDate="2020-09-09" collectionCode="IBK" country="China" county="Dongxing County" elevation="425" location="Ping-feng village" municipality="Ma-lu Town" pageId="0" pageNumber="225" specimenCode="JHC343" specimenCount="1" stateProvince="Guangxi" typeStatus="holotype">
<collectingCountry id="A88BDAD0FFCAFFB3FF7EDF06FEEAF8E7" box="[218,297,1824,1845]" name="China" pageId="0" pageNumber="225">CHINA</collectingCountry>
.
<collectingRegion id="125854A2FFCAFFB3FE91DF06FE48F8E4" box="[309,395,1824,1846]" country="China" name="Guangxi" pageId="0" pageNumber="225">Guangxi</collectingRegion>
:
<collectingCounty id="3942E2CCFFCAFFB3FE3CDF06FD8AF8E7" box="[408,585,1824,1846]" pageId="0" pageNumber="225">Dongxing County</collectingCounty>
,
<collectingMunicipality id="3047003AFFCAFFB3FDF1DF06FD12F8E7" box="[597,721,1824,1846]" pageId="0" pageNumber="225">Ma-lu Town</collectingMunicipality>
,
<location id="D543CC9BFFCAFFB3FD7ADF06FC49F8E4" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCAFFB3FD7ADF06FC49F8E4" box="[734,906,1824,1846]" country="China" county="Dongxing County" municipality="Ma-lu Town" name="Ping-feng village" pageId="0" pageNumber="225" stateProvince="Guangxi">Ping-feng village</location>
,
<location id="D543CC9BFFCAFFB3FC31DF06FC35F8E4" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCAFFB3FC31DF06FC35F8E4" box="[917,1014,1824,1846]" country="China" county="Dongxing County" municipality="Ma-lu Town" name="Yuan-ling" pageId="0" pageNumber="225" stateProvince="Guangxi">Yuan-ling</location>
,
<location id="D543CC9BFFCAFFB3FBA7DF06FB5AF8E4" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCAFFB3FBA7DF06FB5AF8E4" box="[1027,1177,1824,1846]" country="China" county="Dongxing County" municipality="Ma-lu Town" name="Shi-men valley" pageId="0" pageNumber="225" stateProvince="Guangxi">Shi-men valley</location>
,
<collectedFrom id="6380D9BDFFCAFFB3FB02DF06FE46F888" pageId="0" pageNumber="225">on rocks and along grassy streamside in forests</collectedFrom>
,
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,
<emphasis id="E2E84652FFCAFFB3FD66DF62FCD1F88B" box="[706,786,1860,1881]" italics="true" pageId="0" pageNumber="225">
<specimenCode id="803A323BFFCAFFB3FD66DF62FCD1F88B" box="[706,786,1860,1881]" pageId="0" pageNumber="225">JHC343</specimenCode>
</emphasis>
(
<typeStatus id="0F2724E2FFCAFFB3FCBBDF62FCBBF888" box="[799,888,1860,1882]" pageId="0" pageNumber="225" type="holotype">holotype</typeStatus>
:
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;
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<typeStatus id="0F2724E2FFCAFFB3FC13DF62FBCAF888" box="[951,1033,1860,1882]" pageId="0" pageNumber="225">isotypes</typeStatus>
:
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,
<materialsCitation id="60F4901DFFCAFFB3FB8ADF62FBA5F88B" box="[1070,1126,1860,1881]" collectedFrom="on rocks and along grassy streamside in forests" collectingDate="2020-09-09" collectionCode="IBSC" country="China" county="Dongxing County" elevation="425" location="Ping-feng village" municipality="Ma-lu Town" pageId="0" pageNumber="225" specimenCode="JHC343" specimenCount="1" stateProvince="Guangxi" typeStatus="isotype">
<collectionCode id="B68D0285FFCAFFB3FB8ADF62FBA5F88B" box="[1070,1126,1860,1881]" collectionName="IBSC" pageId="0" pageNumber="225">IBSC</collectionCode>
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,
<materialsCitation id="60F4901DFFCAFFB3FBCBDF62FB4CF88B" box="[1135,1167,1860,1881]" collectedFrom="on rocks and along grassy streamside in forests" collectingDate="2020-09-09" collectionCode="PE" country="China" county="Dongxing County" elevation="425" location="Ping-feng village" municipality="Ma-lu Town" pageId="0" pageNumber="225" specimenCode="JHC343" specimenCount="1" stateProvince="Guangxi" typeStatus="isotype">
<collectionCode id="B68D0285FFCAFFB3FBCBDF62FB4CF88B" box="[1135,1167,1860,1881]" pageId="0" pageNumber="225">PE</collectionCode>
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).
</paragraph>
</subSubSection>
<subSubSection id="9886C9CBFFCAFFB3FF2CDF41FADCF814" pageId="0" pageNumber="225" type="diagnosis">
<paragraph id="D0239A40FFCAFFB3FF2CDF41FADCF814" blockId="0.[136,1452,1824,1990]" pageId="0" pageNumber="225">
<emphasis id="E2E84652FFCAFFB3FF2CDF41FEC8F8AF" bold="true" box="[136,267,1895,1917]" pageId="0" pageNumber="225">Diagnosis:—</emphasis>
Resembles
<taxonomicName id="179CE1C3FFCAFFB3FED8DF4EFE30F8AF" authorityName="H. L. Li" authorityYear="1944" box="[380,499,1896,1917]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="0" pageNumber="225" phylum="Tracheophyta" rank="species" species="ovalifolia">
<emphasis id="E2E84652FFCAFFB3FED8DF4EFE30F8AF" box="[380,499,1896,1917]" italics="true" pageId="0" pageNumber="225">P. ovalifolia</emphasis>
</taxonomicName>
in habit, inflorescence
<typeStatus id="0F2724E2FFCAFFB3FD45DF4EFCCEF8AF" box="[737,781,1896,1917]" pageId="0" pageNumber="225">type</typeStatus>
, floral merosity, stamen and capsule morphology, and crystal form (raphides), but differs in the hirsute stem with crooked hairs (vs. retrorse hairs), distally densely (vs. sparsely) leafy branches, and leaf blades 3-veined (vs. 57-veined), oblanceolate to elliptic-lanceolate (vs. ovate, oblongovate, or broadly elliptic).
</paragraph>
</subSubSection>
<caption id="84E3CAC8FFCBFFB2FF2CDDC3FBE1F996" ID-DOI="http://doi.org/10.5281/zenodo.5426160" ID-Zenodo-Dep="5426160" httpUri="https://zenodo.org/record/5426160/files/figure.png" pageId="1" pageNumber="226" startId="1.[136,229,1509,1531]" targetBox="[167,1425,203,1467]" targetPageId="1">
<paragraph id="D0239A40FFCBFFB2FF2CDDC3FBE1F996" blockId="1.[136,1452,1509,1604]" pageId="1" pageNumber="226">
<emphasis id="E2E84652FFCBFFB2FF2CDDC3FF3DFA28" bold="true" box="[136,254,1509,1531]" pageId="1" pageNumber="226">FIGURE 1.</emphasis>
<emphasis id="E2E84652FFCBFFB2FEA7DDC0FE26FA29" box="[259,485,1510,1531]" italics="true" pageId="1" pageNumber="226">
<taxonomicName id="179CE1C3FFCBFFB2FEA7DDC0FE22FA29" authorityName="H. L. Li" authorityYear="1944" box="[259,481,1510,1531]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="1" pageNumber="226" phylum="Tracheophyta" rank="species" species="ovalifolia">Phyllagathis ovalifolia</taxonomicName>
,
</emphasis>
A, B, C, E from Y. Liu 623 (SYS), D from 646 (SYS). A. Flowering branch. B. Retrorse hairs on the stem. C. Anther morphology in detail. D. Longitudinal section of old capsule showing the enlarged ovary crown, horned placental column, and thready placentas. E. Crystals in the petiole (raphides). Scale bars: 5 mm (C, D), 50 μm (E).
</paragraph>
</caption>
<subSubSection id="9886C9CBFFCBFFB1FF2CDE54FDF7F839" lastPageId="2" lastPageNumber="227" pageId="1" pageNumber="226" type="description">
<paragraph id="D0239A40FFCBFFB1FF2CDE54FE8EFE9A" blockId="1.[136,1452,1650,2073]" lastBlockId="2.[136,1452,158,329]" lastPageId="2" lastPageNumber="227" pageId="1" pageNumber="226">
Shrubs
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tall. Stems obtusely 4-sided, densely hirsute with
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long, crooked, multiseriate hairs, and sparsely pubescent with minute, uniseriate appressed hairs, leafless proximally at anthesis, densely leafy distally. Leaves opposite, equal to distinctly unequal in each pair; petioles
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long, pubescent with minute, uniseriate appressed hairs; leaf blades oblanceolate to elliptic-lanceolate, 4.814 ×
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, papery to submembranous, green adaxially, pale green abaxially, 3-veined, sparsely pubescent with appressed hairs, and setose with one or two rows of ca.
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long, spreading seta between main veins on both surfaces, base cuneate, margin inconspicuously denticulate, ciliate, apex acuminate to attenuate. Inflorescences terminal, umbellate, 415-flowered; peduncles ca.
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long, sparsely pubescent with minute, appressed hairs; bracts 4, red, ca. 10 ×
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. Flowers bisexual, radial, predominantly 3-merous (216 out of 229 flowers), rarely 4-merous. Pedicels and calyces pubescent with minute, appressed hairs and spreading, uniseriate, glandular hairs. Pedicels
<quantity id="176437A5FFCBFFB2FD71DF90FC81F803" box="[725,834,1974,2001]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" metricValueMax="10.0" metricValueMin="5.0" pageId="1" pageNumber="226" unit="mm" value="7.5" valueMax="10.0" valueMin="5.0">510 mm</quantity>
long,
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in fruit. Hypanthia funnel-shaped, 5 ×
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, pubescent with spreading, uniseriate, glandular hairs. Calyx lobes triangular,
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long, apically with 16 glandular hairs. Petals pink, ca. 7 ×
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, ovate-oblong, slightly oblique, apex acute. Stamens 6 or 8, equal to subequal, isomorphic; filaments
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long, purplish-red, glabrous; anthers lanceolate, purple,
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long, connectives slightly decurrent, forming a minute, sometimes 2-lobed spur dorsally. Ovary locules 3 or 4, apex with a 4-lobed crown. Styles
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long. Capsules cup-shaped, ca. 5.57 ×
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, 3 or 4-sided; crown enlarged enclosing an obpyramidal space; placental column unbeaked, 3 or 4-horned; placentas thready. Seeds small, cuneate, ca.
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, brown.
</paragraph>
<caption id="84E3CAC8FFC8FFB1FF2CDEFEFE19F8E4" ID-DOI="http://doi.org/10.5281/zenodo.5426162" ID-Zenodo-Dep="5426162" httpUri="https://zenodo.org/record/5426162/files/figure.png" pageId="2" pageNumber="227" startId="2.[136,229,1752,1774]" targetBox="[167,1429,369,1713]" targetPageId="2">
<paragraph id="D0239A40FFC8FFB1FF2CDEFEFE19F8E4" blockId="2.[136,1452,1752,1846]" pageId="2" pageNumber="227">
<emphasis id="E2E84652FFC8FFB1FF2CDEFEFF3DF93F" bold="true" box="[136,254,1752,1774]" pageId="2" pageNumber="227">FIGURE 2.</emphasis>
<emphasis id="E2E84652FFC8FFB1FEA0DEFEFE10F93F" box="[260,467,1752,1773]" italics="true" pageId="2" pageNumber="227">
<taxonomicName id="179CE1C3FFC8FFB1FEA0DEFEFE0CF93F" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[260,463,1752,1773]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="2" pageNumber="227" phylum="Tracheophyta" rank="species" species="elegans">Phyllagathis elegans</taxonomicName>
,
</emphasis>
all from JHC343 (A, IBK, IBSC, PE). A. Habitat. B. Flowering branch. C. Crooked hairs on the stem. D. Top to bottom, lateral, adaxial, and abaxial views of leaf, showing the bristles. E. Young inflorescence, showing the red bracts (one removed). F. Mature inflorescence.
</paragraph>
</caption>
<paragraph id="D0239A40FFC8FFB1FF19DF42FDF7F839" blockId="2.[136,1452,1892,2027]" pageId="2" pageNumber="227">
<emphasis id="E2E84652FFC8FFB1FF19DF42FE9BF8AC" bold="true" box="[189,344,1892,1918]" pageId="2" pageNumber="227">Crystal form</emphasis>
:—Fresh leaves and stems were removed from living plants of
<taxonomicName id="179CE1C3FFC8FFB1FBBFDF43FB4EF8AC" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[1051,1165,1892,1918]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="2" pageNumber="227" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFC8FFB1FBBFDF43FB4EF8AC" box="[1051,1165,1892,1918]" italics="true" pageId="2" pageNumber="227">P. elegans</emphasis>
</taxonomicName>
in the greenhouse of Sun Yat-sen University, cleaned, and sectioned using a double-edged razor blade. Sections were mounted in distilled water under a cover-slip, examined using Motic BA410E microscopy and photographed. As shown in
<figureCitation id="48A786C5FFC8FFB1FB1BDF8AFAD4F814" box="[1215,1303,1964,1990]" captionStart="FIGURE 3" captionStartId="3.[136,229,1584,1606]" captionTargetBox="[162,1429,198,1546]" captionTargetId="figure-18@3.[151,1436,190,1560]" captionTargetPageId="3" captionText="FIGURE 3. Phyllagathis elegans, all from JHC343 (A, IBK, IBSC, PE).A. Top view of a flower.B. Side view of a flower. C. Longitudinal section of a flower showing subequal stamens. D. Anther morphology in detail. E. Top view of young capsules. F. Longitudinal section of old capsule showing the enlarged ovary crown, horned placental column, and thready placentas. G. Crystals in the petiole (raphides). Scale bars: 5 mm (AD, F), 50 μm (G)." figureDoi="http://doi.org/10.5281/zenodo.5426164" httpUri="https://zenodo.org/record/5426164/files/figure.png" pageId="2" pageNumber="227">Fig. 3G</figureCitation>
, raphides are present in the leaf tissue of
<taxonomicName id="179CE1C3FFC8FFB1FE18DFF7FDEEF838" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[444,557,2000,2026]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="2" pageNumber="227" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFC8FFB1FE18DFF7FDEEF838" box="[444,557,2000,2026]" italics="true" pageId="2" pageNumber="227">P. elegans</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<caption id="84E3CAC8FFC9FFB0FF2CDE16FDC7F960" ID-DOI="http://doi.org/10.5281/zenodo.5426164" ID-Zenodo-Dep="5426164" httpUri="https://zenodo.org/record/5426164/files/figure.png" pageId="3" pageNumber="228" startId="3.[136,229,1584,1606]" targetBox="[162,1429,198,1546]" targetPageId="3">
<paragraph id="D0239A40FFC9FFB0FF2CDE16FDC7F960" blockId="3.[136,1452,1584,1714]" pageId="3" pageNumber="228">
<emphasis id="E2E84652FFC9FFB0FF2CDE16FF3FF997" bold="true" box="[136,252,1584,1606]" pageId="3" pageNumber="228">FIGURE 3.</emphasis>
<emphasis id="E2E84652FFC9FFB0FEA5DE16FE0CF997" box="[257,463,1584,1605]" italics="true" pageId="3" pageNumber="228">
<taxonomicName id="179CE1C3FFC9FFB0FEA5DE16FE08F997" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[257,459,1584,1605]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="228" phylum="Tracheophyta" rank="species" species="elegans">Phyllagathis elegans</taxonomicName>
,
</emphasis>
all from JHC343 (A, IBK, IBSC, PE). A. Top view of a flower. B. Side view of a flower. C. Longitudinal section of a flower showing subequal stamens. D. Anther morphology in detail. E. Top view of young capsules. F. Longitudinal section of old capsule showing the enlarged ovary crown, horned placental column, and thready placentas. G. Crystals in the petiole (raphides). Scale bars: 5 mm (AD, F), 50 μm (G).
</paragraph>
</caption>
<subSubSection id="9886C9CBFFC9FFB0FF19DEC6FD38F891" pageId="3" pageNumber="228" type="distribution">
<paragraph id="D0239A40FFC9FFB0FF19DEC6FD38F891" blockId="3.[136,1452,1760,2003]" pageId="3" pageNumber="228">
<emphasis id="E2E84652FFC9FFB0FF19DEC6FE2AF928" bold="true" box="[189,489,1760,1787]" pageId="3" pageNumber="228">Distribution and habitat</emphasis>
:—
<taxonomicName id="179CE1C3FFC9FFB0FDA8DEC7FD39F929" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[524,762,1761,1787]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="228" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFC9FFB0FDA8DEC7FD39F929" box="[524,762,1761,1787]" italics="true" pageId="3" pageNumber="228">Phyllagathis elegans</emphasis>
</taxonomicName>
is currently known from Ma-lu town in Dongxing County and Na-suo Town in Fangcheng District, southern
<collectingRegion id="125854A2FFC9FFB0FD1BDF23FCE1F8CD" box="[703,802,1797,1823]" country="China" name="Guangxi" pageId="3" pageNumber="228">Guangxi</collectingRegion>
,
<collectingCountry id="A88BDAD0FFC9FFB0FC89DF23FCB3F8CD" box="[813,880,1797,1823]" name="China" pageId="3" pageNumber="228">China</collectingCountry>
(
<figureCitation id="48A786C5FFC9FFB0FC24DF23FC07F8F2" box="[896,964,1797,1824]" captionStart="FIGURE 6" captionStartId="6.[136,229,958,980]" captionTargetBox="[202,1385,206,921]" captionTargetId="figure-25@6.[189,1398,190,934]" captionTargetPageId="6" captionText="FIGURE 6. Distribution of Phyllagathis elegans and P. ovalifolia." figureDoi="http://doi.org/10.5281/zenodo.5426170" httpUri="https://zenodo.org/record/5426170/files/figure.png" pageId="3" pageNumber="228">Fig. 6</figureCitation>
). It grows on mossy rocks along streams in secondary broadleaf forests at elevations of
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400
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</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="9886C9CBFFC9FFB0FF19DF6BFC4FF8B5" box="[189,908,1869,1895]" pageId="3" pageNumber="228" type="biology_ecology">
<paragraph id="D0239A40FFC9FFB0FF19DF6BFC4FF8B5" blockId="3.[136,1452,1760,2003]" box="[189,908,1869,1895]" pageId="3" pageNumber="228">
<emphasis id="E2E84652FFC9FFB0FF19DF6BFEFAF8B5" bold="true" box="[189,313,1869,1895]" pageId="3" pageNumber="228">Phenology</emphasis>
:—Flowers, young fruits and old fruits in September.
</paragraph>
</subSubSection>
<subSubSection id="9886C9CBFFC9FFB0FF19DF57FAAFF859" box="[189,1388,1905,1931]" pageId="3" pageNumber="228" type="etymology">
<paragraph id="D0239A40FFC9FFB0FF19DF57FAAFF859" blockId="3.[136,1452,1760,2003]" box="[189,1388,1905,1931]" pageId="3" pageNumber="228">
<emphasis id="E2E84652FFC9FFB0FF19DF57FEFDF859" bold="true" box="[189,318,1905,1931]" pageId="3" pageNumber="228">Etymology</emphasis>
:—The specific epithet refers to the delicate and beautifully arranged leaves of the new species.
</paragraph>
</subSubSection>
<subSubSection id="9886C9CBFFC9FFB0FF19DFB2FD31F801" pageId="3" pageNumber="228" type="materials_examined">
<paragraph id="D0239A40FFC9FFB0FF19DFB2FD31F801" blockId="3.[136,1452,1760,2003]" pageId="3" pageNumber="228">
<emphasis id="E2E84652FFC9FFB0FF19DFB2FDF2F87C" bold="true" box="[189,561,1940,1966]" pageId="3" pageNumber="228">Additional specimen examined</emphasis>
:—
<materialsCitation id="60F4901DFFC9FFB0FDF7DFB3FD2DF801" collectingDate="1939-10-31" collectionCode="PE" collectorName="S. N. Gan" country="China" county="Fangcheng District" location="Na-suo Town" municipality="Na-suo Town" pageId="3" pageNumber="228" specimenCount="1" stateProvince="Guangxi">
<collectingCountry id="A88BDAD0FFC9FFB0FDF7DFB3FD72F87D" box="[595,689,1941,1967]" name="China" pageId="3" pageNumber="228">CHINA</collectingCountry>
.
<collectingRegion id="125854A2FFC9FFB0FD1ADFB3FCE0F87D" box="[702,803,1941,1967]" country="China" name="Guangxi" pageId="3" pageNumber="228">Guangxi</collectingRegion>
:
<collectingCounty id="3942E2CCFFC9FFB0FC94DFB3FBCBF87D" box="[816,1032,1941,1967]" pageId="3" pageNumber="228">Fangcheng District</collectingCounty>
(misrecorded as Dongxing County),
<collectingMunicipality id="3047003AFFC9FFB0FF2CDF9FFEE2F801" box="[136,289,1977,2003]" pageId="3" pageNumber="228">Na-suo Town</collectingMunicipality>
,
<date id="A422BC80FFC9FFB0FE89DF9FFE2FF801" box="[301,492,1977,2003]" pageId="3" pageNumber="228" value="1939-10-31">
<collectingDate id="B4664568FFC9FFB0FE89DF9FFE2FF801" box="[301,492,1977,2003]" pageId="3" pageNumber="228" value="1939-10-31">31 October 1939</collectingDate>
</date>
,
<collectorName id="7D69FF96FFC9FFB0FE53DF9FFDA5F801" box="[503,614,1977,2003]" pageId="3" pageNumber="228">S. N. Gan</collectorName>
40111 (
<collectionCode id="B68D0285FFC9FFB0FD64DF9FFD25F801" box="[704,742,1977,2003]" pageId="3" pageNumber="228">PE</collectionCode>
)
</materialsCitation>
.
</paragraph>
</subSubSection>
<caption id="84E3CAC8FFCEFFB7FF2CDF28FB13F8BE" ID-DOI="http://doi.org/10.5281/zenodo.5426166" ID-Zenodo-Dep="5426166" httpUri="https://zenodo.org/record/5426166/files/figure.png" pageId="4" pageNumber="229" startId="4.[136,229,1806,1828]" targetBox="[187,1387,220,1762]" targetPageId="4">
<paragraph id="D0239A40FFCEFFB7FF2CDF28FB13F8BE" blockId="4.[136,1452,1806,1900]" pageId="4" pageNumber="229">
<emphasis id="E2E84652FFCEFFB7FF2CDF28FF3CF8F1" bold="true" box="[136,255,1806,1828]" pageId="4" pageNumber="229">FIGURE 4.</emphasis>
Line illustration of
<taxonomicName id="179CE1C3FFCEFFB7FE60DF28FD4DF8F1" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[452,654,1806,1827]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="4" pageNumber="229" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFCEFFB7FE60DF28FD4DF8F1" box="[452,654,1806,1827]" italics="true" pageId="4" pageNumber="229">Phyllagathis elegans</emphasis>
</taxonomicName>
. A. Habit. B. Top to bottom, adaxial and abaxial views of a leaf. C. Left to right, side and top views of a flower. D. Longitudinal section of a flower. E. Side view of a flower with petals and stamens removed, showing hypanthium and calyx lobes. F. Petals. G. Top to bottom, longitudinal section of 4-merous and 3-merous capsules.
</paragraph>
</caption>
<subSubSection id="9886C9CBFFCEFFB6FF19DFBCFA91FED2" lastPageId="5" lastPageNumber="230" pageId="4" pageNumber="229" type="conservation">
<paragraph id="D0239A40FFCEFFB6FF19DFBCFA91FED2" blockId="4.[136,1452,1946,2081]" lastBlockId="5.[136,1452,158,257]" lastPageId="5" lastPageNumber="230" pageId="4" pageNumber="229">
<emphasis id="E2E84652FFCEFFB7FF19DFBCFE6EF866" bold="true" box="[189,429,1946,1972]" pageId="4" pageNumber="229">Conservation status</emphasis>
:—
<taxonomicName id="179CE1C3FFCEFFB7FE75DFBCFD7EF866" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[465,701,1946,1972]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="4" pageNumber="229" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFCEFFB7FE75DFBCFD7EF866" box="[465,701,1946,1972]" italics="true" pageId="4" pageNumber="229">Phyllagathis elegans</emphasis>
</taxonomicName>
is currently known from two locations, Ma-lu town in Dongxing County and Na-suo Town in Fangcheng District, southern
<collectingRegion id="125854A2FFCEFFB7FCB8DF98FCBCF80A" box="[796,895,1982,2008]" country="China" name="Guangxi" pageId="4" pageNumber="229">Guangxi</collectingRegion>
,
<collectingCountry id="A88BDAD0FFCEFFB7FC2FDF98FC11F80A" box="[907,978,1982,2008]" name="China" pageId="4" pageNumber="229">China</collectingCountry>
. The population in Ma-lu town, which we visited in 2020, comprises ca. 100 individuals scattering along stream banks; the population size in Na-suo Town remains unknown. The new species occurs at low elevations where the risk of habitat destruction by human activities is relatively high. Its area of occupancy (AOO) and extent of occurrence (EOO) are respectively
<quantity id="176437A5FFCFFFB6FB66D8B8FB38FF6A" box="[1218,1275,158,184]" metricMagnitude="3" metricUnit="m" metricValue="8.0" pageId="5" pageNumber="230" unit="km" value="8.0">8 km</quantity>
<superScript id="27E93708FFCFFFB6FB5FD8B8FAC0FF7E" attach="left" box="[1275,1283,158,172]" fontSize="6" pageId="5" pageNumber="230">2</superScript>
and
<quantity id="176437A5FFCFFFB6FA9DD8B8FA60FF6A" box="[1337,1443,158,185]" metricMagnitude="3" metricUnit="m" metricValue="1.475" pageId="5" pageNumber="230" unit="km" value="1.475">1.475 km</quantity>
<superScript id="27E93708FFCFFFB6FA07D8B8FA68FF7E" attach="left" box="[1443,1451,158,172]" fontSize="6" pageId="5" pageNumber="230">2</superScript>
(both calculated through GeoCAT;
<bibRefCitation id="B40DE7B1FFCFFFB6FDB4D8E4FD39FF0E" author="Bachman, S. &amp; Moat, J. &amp; Hill, A. W. &amp; de la Torre, J. &amp; Scott, B." box="[528,762,194,220]" pageId="5" pageNumber="230" pagination="117 - 126" refId="ref2305" refString="Bachman, S., Moat, J., Hill, A. W., de la Torre, J. &amp; Scott, B. (2011) Supporting Red List threat assessments with GeoCAT; geospatial conservation assessment tool. ZooKeys 150: 117 - 126. https: // doi. org / 10.3897 / zookeys. 150.2109" type="journal article" year="2011">
Bachman
<emphasis id="E2E84652FFCFFFB6FD24D8E5FD7BFF0E" box="[640,696,194,220]" italics="true" pageId="5" pageNumber="230">et al.</emphasis>
2011
</bibRefCitation>
).
<taxonomicName id="179CE1C3FFCFFFB6FCA8D8E4FC35FF0E" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[780,1014,194,220]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="5" pageNumber="230" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFCFFFB6FCA8D8E4FC35FF0E" box="[780,1014,194,220]" italics="true" pageId="5" pageNumber="230">Phyllagathis elegans</emphasis>
</taxonomicName>
should be considered endangered [EN, B1ab(iii)+B2ab(iii)] according to the IUCN red list criteria (
<bibRefCitation id="B40DE7B1FFCFFFB6FC8FD8C0FA84FED2" author="IUCN Standards &amp; Petitions Committee" box="[811,1351,230,256]" pageId="5" pageNumber="230" refId="ref2571" refString="IUCN Standards and Petitions Committee (2019) Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Committee. Available from: [http: // www. iucnredlist. org / documents / RedListGuidelines. pdf]" type="url" year="2019">IUCN Standards and Petitions Committee 2019</bibRefCitation>
).
</paragraph>
</subSubSection>
<caption id="84E3CAC8FFCFFFB6FF2CDFD9FD40F7C7" ID-DOI="http://doi.org/10.5281/zenodo.5426168" ID-Zenodo-Dep="5426168" box="[136,643,2047,2069]" httpUri="https://zenodo.org/record/5426168/files/figure.png" pageId="5" pageNumber="230" startId="5.[136,229,2047,2069]" targetBox="[167,1429,292,2008]" targetPageId="5">
<paragraph id="D0239A40FFCFFFB6FF2CDFD9FD40F7C7" blockId="5.[136,643,2047,2069]" box="[136,643,2047,2069]" pageId="5" pageNumber="230">
<emphasis id="E2E84652FFCFFFB6FF2CDFD9FF34F7C6" bold="true" box="[136,247,2047,2069]" pageId="5" pageNumber="230">FIGURE 5</emphasis>
. Holotype sheet of
<taxonomicName id="179CE1C3FFCFFFB6FE10DFD9FDBFF7C6" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[436,636,2047,2068]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="5" pageNumber="230" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFCFFFB6FE10DFD9FDBFF7C6" box="[436,636,2047,2068]" italics="true" pageId="5" pageNumber="230">Phyllagathis elegans</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<caption id="84E3CAC8FFCCFFB5FF2CDB98FCCBFC06" ID-DOI="http://doi.org/10.5281/zenodo.5426170" ID-Zenodo-Dep="5426170" box="[136,776,958,980]" httpUri="https://zenodo.org/record/5426170/files/figure.png" pageId="6" pageNumber="231" startId="6.[136,229,958,980]" targetBox="[202,1385,206,921]" targetPageId="6">
<paragraph id="D0239A40FFCCFFB5FF2CDB98FCCBFC06" blockId="6.[136,776,958,980]" box="[136,776,958,980]" pageId="6" pageNumber="231">
<emphasis id="E2E84652FFCCFFB5FF2CDB98FF34FC01" bold="true" box="[136,247,958,980]" pageId="6" pageNumber="231">FIGURE 6</emphasis>
. Distribution of
<taxonomicName id="179CE1C3FFCCFFB5FE33DB98FDA3FC01" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[407,608,958,979]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFCCFFB5FE33DB98FDA3FC01" box="[407,608,958,979]" italics="true" pageId="6" pageNumber="231">Phyllagathis elegans</emphasis>
</taxonomicName>
and
<taxonomicName id="179CE1C3FFCCFFB5FD2BDB99FCC1FC01" authorityName="H. L. Li" authorityYear="1944" box="[655,770,958,980]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="species" species="ovalifolia">
<emphasis id="E2E84652FFCCFFB5FD2BDB99FCC1FC01" box="[655,770,958,980]" italics="true" pageId="6" pageNumber="231">P. ovalifolia</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<subSubSection id="9886C9CBFFCCFFB5FF19DC25FC90F9C7" pageId="6" pageNumber="231" type="discussion">
<paragraph id="D0239A40FFCCFFB5FF19DC25FC90F9C7" blockId="6.[136,1452,1027,1557]" pageId="6" pageNumber="231">
<emphasis id="E2E84652FFCCFFB5FF19DC25FEC3FBCF" bold="true" box="[189,256,1027,1053]" pageId="6" pageNumber="231">Notes</emphasis>
:—
<location id="D543CC9BFFCCFFB5FE85DC25FEB1FBCF" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCCFFB5FE85DC25FEB1FBCF" box="[289,370,1027,1053]" country="China" county="As" municipality="In" name="Recent" pageId="6" pageNumber="231">Recent</location>
revisions adopted a broad generic circumscription of
<taxonomicName id="179CE1C3FFCCFFB5FC45DC25FBACFBCF" authorityName="Blume" authorityYear="1831" box="[993,1135,1027,1053]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="genus">
<emphasis id="E2E84652FFCCFFB5FC45DC25FBACFBCF" box="[993,1135,1027,1053]" italics="true" pageId="6" pageNumber="231">Phyllagathis</emphasis>
</taxonomicName>
(
<bibRefCitation id="B40DE7B1FFCCFFB5FBDBDC25FA64FBCF" author="Cellinese, N. &amp; Renner, S. S." box="[1151,1447,1027,1053]" pageId="6" pageNumber="231" pagination="106 - 112" refId="ref2480" refString="Cellinese, N. &amp; Renner, S. S. (1997) New species and combinations of Sonerila and Phyllagathis (Melastomataceae) from Thailand. Novon 7: 106 - 112. https: // doi. org / 10.2307 / 3392181" type="journal article" year="1997">Cellinese &amp; Renner 1997</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FF2CDC01FEF5FB93" author="Cellinese, N." box="[136,310,1063,1089]" pageId="6" pageNumber="231" pagination="463 - 492" refId="ref2396" refString="Cellinese, N. (2002) Revision of the genus Phyllagathis (Melastomataceae: Sonerileae) I. The species in Burma, Thailand, Peninsular Malaysia and Sumatra. Blumea 47: 463 - 492." type="journal article" year="2002">Cellinese 2002</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FEE0DC01FE30FB93" author="Cellinese, N." box="[324,499,1063,1089]" pageId="6" pageNumber="231" pagination="69 - 97" refId="ref2434" refString="Cellinese, N. (2003) Revision of the genus Phyllagathis (Melastomataceae: Sonerileae) II. The species in Borneo and Natuna Island. Blumea 48: 69 - 97. https: // doi. org / 10.3767 / 000651903 X 686060" type="journal article" year="2003">Cellinese 2003</bibRefCitation>
).
<location id="D543CC9BFFCCFFB5FDADDC01FD83FB93" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCCFFB5FDADDC01FD83FB93" box="[521,576,1063,1089]" country="China" county="As" municipality="In" name="With" pageId="6" pageNumber="231">With</location>
continued description of new species (e.g.
<bibRefCitation id="B40DE7B1FFCCFFB5FB9FDC01FA82FB93" author="Wangwasit, K. &amp; Cellinese, N. &amp; Norsaengsri, M." box="[1083,1345,1063,1089]" pageId="6" pageNumber="231" pagination="246 - 248" refId="ref2822" refString="Wangwasit, K., Cellinese, N. &amp; Norsaengsri, M. (2010) Phyllagathis nanakorniana (Melastomataceae), a new species from Thailand. Blumea 55: 246 - 248. https: // doi. org / 10.3767 / 000651910 X 543682" type="journal article" year="2010">
Wangwasit
<emphasis id="E2E84652FFCCFFB5FB65DC01FB36FB93" box="[1217,1269,1063,1089]" italics="true" pageId="6" pageNumber="231">et al</emphasis>
. 2010
</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FAF4DC01FECBFBB6" author="Mathew, J. &amp; Yohannan, R. &amp; George, K. V." pageId="6" pageNumber="231" pagination="175 - 179" refId="ref2708" refString="Mathew, J., Yohannan, R. &amp; George, K. V. (2016) Phyllagathis Blume (Melastomataceae: Sonerileae), a new generic record for India with a new species. Botany Letters 163: 175 - 179. https: // doi. org / 10.1080 / 23818107.2016.1166453" type="journal article" year="2016">
Mathew
<emphasis id="E2E84652FFCCFFB5FF2CDC6DFF7FFBB7" box="[136,188,1099,1125]" italics="true" pageId="6" pageNumber="231">et al</emphasis>
. 2016
</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FEB2DC6DFE0BFBB7" author="Lin, C. W. &amp; Chen, C. F. &amp; Yang, T. Y. A." box="[278,456,1099,1125]" pageId="6" pageNumber="231" pagination="201 - 228" refId="ref2647" refString="Lin, C. W., Chen, C. F. &amp; Yang, T. Y. A. (2017) Ten new species of Phyllagathis (Trib. Sonerileae, Melastomataceae) from Sarawak, Borneo. Phytotaxa 302: 201 - 228. https: // doi. org / 10.11646 / phytotaxa. 302.3.1" type="journal article" year="2017">
Lin
<emphasis id="E2E84652FFCCFFB5FEE3DC6DFEB8FBB7" box="[327,379,1099,1125]" italics="true" pageId="6" pageNumber="231">et al</emphasis>
. 2017
</bibRefCitation>
), the genus now contains over 70 species distributed from southern
<collectingCountry id="A88BDAD0FFCCFFB5FB45DC6DFAE4FBB7" box="[1249,1319,1099,1125]" name="China" pageId="6" pageNumber="231">China</collectingCountry>
,
<location id="D543CC9BFFCCFFB5FA90DC6DFA64FBB7" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCCFFB5FA90DC6DFA64FBB7" box="[1332,1447,1099,1125]" country="China" county="As" municipality="In" name="Indochina" pageId="6" pageNumber="231">Indochina</location>
, western
<collectingCountry id="A88BDAD0FFCCFFB5FF42DC49FE8EFB5B" box="[230,333,1135,1161]" name="Malaysia" pageId="6" pageNumber="231">Malaysia</collectingCountry>
to
<location id="D543CC9BFFCCFFB5FED4DC49FE0EFB5B" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCCFFB5FED4DC49FE0EFB5B" box="[368,461,1135,1161]" country="China" county="As" municipality="In" name="Sumatra" pageId="6" pageNumber="231">Sumatra</location>
and Borneo. Phylogenetic analyses based on nrITS and plastid DNA sequence data both recovered
<taxonomicName id="179CE1C3FFCCFFB5FEA4DCB5FE4DFB7F" authorityName="Blume" authorityYear="1831" box="[256,398,1171,1197]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="genus">
<emphasis id="E2E84652FFCCFFB5FEA4DCB5FE4DFB7F" box="[256,398,1171,1197]" italics="true" pageId="6" pageNumber="231">Phyllagathis</emphasis>
</taxonomicName>
as highly polyphyletic, encompassing a dozen lineages (
<bibRefCitation id="B40DE7B1FFCCFFB5FBB9DCB5FB2DFB7F" author="Zhou, Q. J. &amp; Lin, C. W. &amp; Dai, J. H. &amp; Zhou, R. C. &amp; Liu, Y." box="[1053,1262,1171,1197]" pageId="6" pageNumber="231" pagination="256 - 267" refId="ref2870" refString="Zhou, Q. J., Lin, C. W., Dai, J. H., Zhou, R. C. &amp; Liu, Y. (2019 a) Exploring the generic delimitation of Phyllagathis and Bredia (Melastomataceae): A combined nuclear and chloroplast DNA analysis. Journal of Systematics and Evolution 57: 256 - 267. https: // doi. org / 10.1111 / jse. 12451" type="journal article" year="2019">
Zhou
<emphasis id="E2E84652FFCCFFB5FBC7DCB5FB54FB7F" box="[1123,1175,1171,1197]" italics="true" pageId="6" pageNumber="231">et al</emphasis>
. 2019a
</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FB58DCB5FA84FB7C" author="Zhou, Q. J. &amp; Lin, C. W. &amp; Ng, W. L. &amp; Dai, J. H. &amp; Denda, T. &amp; Zhou, R. C. &amp; Liu, Y." box="[1276,1351,1171,1198]" pageId="6" pageNumber="231" pagination="1477" refId="ref2949" refString="Zhou, Q. J., Lin, C. W., Ng, W. L., Dai, J. H., Denda, T., Zhou, R. C. &amp; Liu, Y. (2019 b) Analyses of plastome sequences improve phylogenetic resolution and provide new insight into the evolutionary history of Asian Sonerileae / Dissochaeteae. Frontiers in Plant Science 10: 1477. https: // doi. org / 10.3389 / fpls. 2019.01477" type="journal article" year="2019">2019b</bibRefCitation>
).
<location id="D543CC9BFFCCFFB5FAF8DCB5FA48FB7F" LSID="urn:lsid:plazi:treatment:58352B56FFCAFFB5FF2CDEF2FC90F9C7:D543CC9BFFCCFFB5FAF8DCB5FA48FB7F" box="[1372,1419,1171,1197]" country="China" county="As" municipality="In" name="One" pageId="6" pageNumber="231">One</location>
of these lineages, viz. unnamed clade 1 (
<bibRefCitation id="B40DE7B1FFCCFFB5FD89DC91FD3BFB00" author="Zhou, Q. J. &amp; Lin, C. W. &amp; Ng, W. L. &amp; Dai, J. H. &amp; Denda, T. &amp; Zhou, R. C. &amp; Liu, Y." box="[557,760,1207,1234]" pageId="6" pageNumber="231" pagination="1477" refId="ref2949" refString="Zhou, Q. J., Lin, C. W., Ng, W. L., Dai, J. H., Denda, T., Zhou, R. C. &amp; Liu, Y. (2019 b) Analyses of plastome sequences improve phylogenetic resolution and provide new insight into the evolutionary history of Asian Sonerileae / Dissochaeteae. Frontiers in Plant Science 10: 1477. https: // doi. org / 10.3389 / fpls. 2019.01477" type="journal article" year="2019">
Zhou
<emphasis id="E2E84652FFCCFFB5FDD4DC91FD62FB03" box="[624,673,1207,1233]" italics="true" pageId="6" pageNumber="231">et al</emphasis>
. 2019b
</bibRefCitation>
), comprises at least ten species from southern
<collectingCountry id="A88BDAD0FFCCFFB5FB59DC91FA80FB03" box="[1277,1347,1207,1233]" name="China" pageId="6" pageNumber="231">China</collectingCountry>
,
<collectingCountry id="A88BDAD0FFCCFFB5FAE9DC91FA6FFB03" box="[1357,1452,1207,1233]" name="Vietnam" pageId="6" pageNumber="231">Vietnam</collectingCountry>
and Borneo. Species in this clade are characterized by the caulescent habit, ovate, elliptic to oblong-lanceolate leaves, umbellate or cymose inflorescences, isomorphic stamens, dorsally spurred connectives, enlarged ovary crown, horned placental column, and thready placenta (
<bibRefCitation id="B40DE7B1FFCCFFB5FDF2DD05FCE5FAEF" author="Zhou, Q. J. &amp; Lin, C. W. &amp; Dai, J. H. &amp; Zhou, R. C. &amp; Liu, Y." box="[598,806,1315,1341]" pageId="6" pageNumber="231" pagination="256 - 267" refId="ref2870" refString="Zhou, Q. J., Lin, C. W., Dai, J. H., Zhou, R. C. &amp; Liu, Y. (2019 a) Exploring the generic delimitation of Phyllagathis and Bredia (Melastomataceae): A combined nuclear and chloroplast DNA analysis. Journal of Systematics and Evolution 57: 256 - 267. https: // doi. org / 10.1111 / jse. 12451" type="journal article" year="2019">
Zhou
<emphasis id="E2E84652FFCCFFB5FD38DD05FD0CFAEF" box="[668,719,1315,1341]" italics="true" pageId="6" pageNumber="231">et al</emphasis>
. 2019a
</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FC97DD05FCBCFAEC" author="Zhou, Q. J. &amp; Lin, C. W. &amp; Ng, W. L. &amp; Dai, J. H. &amp; Denda, T. &amp; Zhou, R. C. &amp; Liu, Y." box="[819,895,1315,1342]" pageId="6" pageNumber="231" pagination="1477" refId="ref2949" refString="Zhou, Q. J., Lin, C. W., Ng, W. L., Dai, J. H., Denda, T., Zhou, R. C. &amp; Liu, Y. (2019 b) Analyses of plastome sequences improve phylogenetic resolution and provide new insight into the evolutionary history of Asian Sonerileae / Dissochaeteae. Frontiers in Plant Science 10: 1477. https: // doi. org / 10.3389 / fpls. 2019.01477" type="journal article" year="2019">2019b</bibRefCitation>
).
<collectingMunicipality id="3047003AFFCCFFB5FC37DD05FC69FAEF" box="[915,938,1315,1341]" pageId="6" pageNumber="231">In</collectingMunicipality>
addition, some species in this clade, such as
<taxonomicName id="179CE1C3FFCCFFB5FF2CDD61FED2FAB3" authorityName="H. L. Li" authorityYear="1944" box="[136,273,1351,1377]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="species" species="ovalifolia">
<emphasis id="E2E84652FFCCFFB5FF2CDD61FED2FAB3" box="[136,273,1351,1377]" italics="true" pageId="6" pageNumber="231">P. ovalifolia</emphasis>
</taxonomicName>
, have raphides which are rarely recorded in
<taxonomicName id="179CE1C3FFCCFFB5FCBDDD61FC4CFAB3" authorityName="Triana" authorityYear="1866" box="[793,911,1351,1377]" class="Magnoliopsida" family="Melastomataceae" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="tribe" tribe="Sonerileae">Sonerileae</taxonomicName>
(
<bibRefCitation id="B40DE7B1FFCCFFB5FC05DD61FB54FAB3" author="Van Vliet, G. J. C. M." box="[929,1175,1351,1377]" pageId="6" pageNumber="231" pagination="395 - 462" refId="ref2794" refString="Van Vliet, G. J. C. M. (1981) Wood anatomy of the palaeotropical Melastomataceae. Blumea 27: 395 - 462." type="journal article" year="1981">
Van Vliet
<emphasis id="E2E84652FFCCFFB5FBBDDD61FB97FAB3" box="[1049,1108,1351,1377]" italics="true" pageId="6" pageNumber="231">et al.</emphasis>
1981
</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FB02DD61FAFCFAB3" author="Hansen, C." box="[1190,1343,1351,1377]" pageId="6" pageNumber="231" pagination="355 - 428" refId="ref2525" refString="Hansen, C. (1992) The genus Phyllagathis (Melastomataceae); Characteristics; delimitation; the species in Indo-China and China. Bulletin du Museum National d'Histoire Naturelle. Section B, Adansonia, Botanique. Phytochimie 14: 355 - 428." type="journal article" year="1992">Hansen 1992</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FAE8DD61FEE1FA57" author="Mentink, H. &amp; Baas, P." pageId="6" pageNumber="231" pagination="189 - 225" refId="ref2764" refString="Mentink, H. &amp; Baas, P. (1992) Leaf anatomy of the Melastomataceae, Memecylaceae, and Crypteroniaceae. Blumea 37: 189 - 225." type="journal article" year="1992">Mentink &amp; Baas 1992</bibRefCitation>
).
<taxonomicName id="179CE1C3FFCCFFB5FE93DD4DFDE0FA57" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[311,547,1387,1413]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFCCFFB5FE93DD4DFDE0FA57" box="[311,547,1387,1413]" italics="true" pageId="6" pageNumber="231">Phyllagathis elegans</emphasis>
</taxonomicName>
closely resembles species of the unnamed clade
<quantity id="176437A5FFCCFFB5FBF1DD4DFB41FA57" box="[1109,1154,1387,1413]" metricMagnitude="-2" metricUnit="m" metricValue="2.54" pageId="6" pageNumber="231" unit="in" value="1.0">1 in</quantity>
morphology, crystal
<taxonomicName id="179CE1C3FFCCFFB5FAD1DD4DFF73FA7B" form="and" pageId="6" pageNumber="231" rank="form">form and</taxonomicName>
geographic distribution (
<figureCitation id="48A786C5FFCCFFB5FE69DDA9FDFAFA7B" box="[461,569,1422,1449]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStart-3="FIGURE 5" captionStart-4="FIGURE 6" captionStartId-0="2.[136,229,1752,1774]" captionStartId-1="3.[136,229,1584,1606]" captionStartId-2="4.[136,229,1806,1828]" captionStartId-3="5.[136,229,2047,2069]" captionStartId-4="6.[136,229,958,980]" captionTargetBox-0="[167,1429,369,1713]" captionTargetBox-1="[162,1429,198,1546]" captionTargetBox-2="[187,1387,220,1762]" captionTargetBox-3="[167,1429,292,2008]" captionTargetBox-4="[202,1385,206,921]" captionTargetId-0="figure-95@2.[151,1436,353,1727]" captionTargetId-1="figure-18@3.[151,1436,190,1560]" captionTargetId-2="figure-25@4.[151,1436,190,1781]" captionTargetId-3="figure-69@5.[151,1436,281,2022]" captionTargetId-4="figure-25@6.[189,1398,190,934]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionTargetPageId-3="5" captionTargetPageId-4="6" captionText-0="FIGURE 2. Phyllagathis elegans, all from JHC343 (A, IBK, IBSC, PE). A. Habitat. B. Flowering branch. C. Crooked hairs on the stem. D. Top to bottom, lateral, adaxial, and abaxial views of leaf, showing the bristles. E. Young inflorescence, showing the red bracts (one removed). F. Mature inflorescence." captionText-1="FIGURE 3. Phyllagathis elegans, all from JHC343 (A, IBK, IBSC, PE).A. Top view of a flower.B. Side view of a flower. C. Longitudinal section of a flower showing subequal stamens. D. Anther morphology in detail. E. Top view of young capsules. F. Longitudinal section of old capsule showing the enlarged ovary crown, horned placental column, and thready placentas. G. Crystals in the petiole (raphides). Scale bars: 5 mm (AD, F), 50 μm (G)." captionText-2="FIGURE 4. Line illustration of Phyllagathis elegans. A. Habit. B. Top to bottom, adaxial and abaxial views of a leaf. C. Left to right, side and top views of a flower. D. Longitudinal section of a flower. E. Side view of a flower with petals and stamens removed, showing hypanthium and calyx lobes. F. Petals. G. Top to bottom, longitudinal section of 4-merous and 3-merous capsules." captionText-3="FIGURE 5. Holotype sheet of Phyllagathis elegans." captionText-4="FIGURE 6. Distribution of Phyllagathis elegans and P. ovalifolia." figureDoi-0="http://doi.org/10.5281/zenodo.5426162" figureDoi-1="http://doi.org/10.5281/zenodo.5426164" figureDoi-2="http://doi.org/10.5281/zenodo.5426166" figureDoi-3="http://doi.org/10.5281/zenodo.5426168" figureDoi-4="http://doi.org/10.5281/zenodo.5426170" httpUri-0="https://zenodo.org/record/5426162/files/figure.png" httpUri-1="https://zenodo.org/record/5426164/files/figure.png" httpUri-2="https://zenodo.org/record/5426166/files/figure.png" httpUri-3="https://zenodo.org/record/5426168/files/figure.png" httpUri-4="https://zenodo.org/record/5426170/files/figure.png" pageId="6" pageNumber="231">Figs. 26</figureCitation>
) and could be a potential member in this clade.
<collectingCounty id="3942E2CCFFCCFFB5FBF3DDA9FBB5FA7B" box="[1111,1142,1423,1449]" pageId="6" pageNumber="231">As</collectingCounty>
this clade showed no close relationship with the
<typeStatus id="0F2724E2FFCCFFB5FED3DD95FE64FA1F" box="[375,423,1459,1485]" pageId="6" pageNumber="231">type</typeStatus>
of
<taxonomicName id="179CE1C3FFCCFFB5FE6ADD95FD9FFA1F" authorityName="Blume" authorityYear="1831" box="[462,604,1459,1485]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="genus">
<emphasis id="E2E84652FFCCFFB5FE6ADD95FD9FFA1F" box="[462,604,1459,1485]" italics="true" pageId="6" pageNumber="231">Phyllagathis</emphasis>
</taxonomicName>
, it was suggested that is should be excluded and treated as a distinct genus (
<bibRefCitation id="B40DE7B1FFCCFFB5FF34DDF1FE94FA23" author="Zhou, Q. J. &amp; Lin, C. W. &amp; Dai, J. H. &amp; Zhou, R. C. &amp; Liu, Y." box="[144,343,1495,1521]" pageId="6" pageNumber="231" pagination="256 - 267" refId="ref2870" refString="Zhou, Q. J., Lin, C. W., Dai, J. H., Zhou, R. C. &amp; Liu, Y. (2019 a) Exploring the generic delimitation of Phyllagathis and Bredia (Melastomataceae): A combined nuclear and chloroplast DNA analysis. Journal of Systematics and Evolution 57: 256 - 267. https: // doi. org / 10.1111 / jse. 12451" type="journal article" year="2019">
Zhou
<emphasis id="E2E84652FFCCFFB5FF77DDF1FEC0FA23" box="[211,259,1495,1521]" italics="true" pageId="6" pageNumber="231">et al</emphasis>
. 2019a
</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FEC6DDF1FE6DFA20" author="Zhou, Q. J. &amp; Lin, C. W. &amp; Ng, W. L. &amp; Dai, J. H. &amp; Denda, T. &amp; Zhou, R. C. &amp; Liu, Y." box="[354,430,1495,1522]" pageId="6" pageNumber="231" pagination="1477" refId="ref2949" refString="Zhou, Q. J., Lin, C. W., Ng, W. L., Dai, J. H., Denda, T., Zhou, R. C. &amp; Liu, Y. (2019 b) Analyses of plastome sequences improve phylogenetic resolution and provide new insight into the evolutionary history of Asian Sonerileae / Dissochaeteae. Frontiers in Plant Science 10: 1477. https: // doi. org / 10.3389 / fpls. 2019.01477" type="journal article" year="2019">2019b</bibRefCitation>
). However, no formal treatment has been made to date. Therefore, we describe
<taxonomicName id="179CE1C3FFCCFFB5FAB9DDF1FA4DFA23" authorityName="Hai L. Chen, Yan Liu &amp; Ying Liu" authorityYear="2021" box="[1309,1422,1495,1521]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="species" species="elegans">
<emphasis id="E2E84652FFCCFFB5FAB9DDF1FA4DFA23" box="[1309,1422,1495,1521]" italics="true" pageId="6" pageNumber="231">P. elegans</emphasis>
</taxonomicName>
as a member in
<taxonomicName id="179CE1C3FFCCFFB5FEBFDDDDFE6AF9C7" authorityName="Blume" authorityYear="1831" box="[283,425,1531,1557]" class="Magnoliopsida" family="Melastomataceae" genus="Phyllagathis" kingdom="Plantae" order="Myrtales" pageId="6" pageNumber="231" phylum="Tracheophyta" rank="genus">
<emphasis id="E2E84652FFCCFFB5FEBFDDDDFE6AF9C7" box="[283,425,1531,1557]" italics="true" pageId="6" pageNumber="231">Phyllagathis</emphasis>
</taxonomicName>
as defined by
<bibRefCitation id="B40DE7B1FFCCFFB5FDE8DDDDFD3CF9C7" author="Cellinese, N." box="[588,767,1531,1557]" pageId="6" pageNumber="231" pagination="463 - 492" refId="ref2396" refString="Cellinese, N. (2002) Revision of the genus Phyllagathis (Melastomataceae: Sonerileae) I. The species in Burma, Thailand, Peninsular Malaysia and Sumatra. Blumea 47: 463 - 492." type="journal article" year="2002">Cellinese (2002</bibRefCitation>
,
<bibRefCitation id="B40DE7B1FFCCFFB5FCAEDDDDFC84F9C7" author="Cellinese, N." box="[778,839,1531,1557]" pageId="6" pageNumber="231" pagination="69 - 97" refId="ref2434" refString="Cellinese, N. (2003) Revision of the genus Phyllagathis (Melastomataceae: Sonerileae) II. The species in Borneo and Natuna Island. Blumea 48: 69 - 97. https: // doi. org / 10.3767 / 000651903 X 686060" type="journal article" year="2003">2003</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>