526 lines
48 KiB
XML
526 lines
48 KiB
XML
<document ID-CLB-Dataset="21003" ID-DOI="http://dx.doi.org/10.3897/phytokeys.159.47442" ID-GBIF-Dataset="eb37936e-ad1e-4173-b380-4fc233a76f1c" ID-PMC="PMC7486308" ID-Pensoft-Pub="1314-2003-159-35" ID-Pensoft-UUID="49326936CA9C57E7BB982C446C399D51" ID-PubMed="32973387" ModsDocID="1314-2003-159-35" checkinTime="1599298945207" checkinUser="pensoft" docAuthor="Tran, Thi-Lien, Ly, Ngoc-Sam, Tran, Minh-Ngoc, Nguyen, Xuan-Truong, Cao, Ngoc-Giang & Pham, Hong-Dung" docDate="2020" docId="F638E108BD5554EF9276057320CEAFE6" docLanguage="en" docName="PhytoKeys 159: 35-44" docOrigin="PhytoKeys 159" docSource="http://dx.doi.org/10.3897/phytokeys.159.47442" docTitle="Didymocarpus phuquocensis N. S. Ly, T. L. Tran & N. G. Cao 2020, sp. nov." docType="treatment" docVersion="6" id="49326936CA9C57E7BB982C446C399D51" lastPageNumber="35" masterDocId="49326936CA9C57E7BB982C446C399D51" masterDocTitle="Didymocarpus phuquocensis, a new species of Gesneriaceae from Phu Quoc Island, South-western Vietnam" masterLastPageNumber="44" masterPageNumber="35" pageNumber="35" updateTime="1732865704798" updateUser="ExternalLinkService">
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<mods:titleInfo id="E40B9234A335380FF3F468A07A7C209C">
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<mods:title id="B5E9D535EAC8B497BA2DD0AD917F5CBB">Didymocarpus phuquocensis, a new species of Gesneriaceae from Phu Quoc Island, South-western Vietnam</mods:title>
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</mods:titleInfo>
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<mods:name id="1730DA42A9D60FEFDB22CAA6D823AAE5" type="personal">
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<mods:roleTerm id="8CBCFC7AEADADED61718DAD8AC9E6FBA">Author</mods:roleTerm>
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<mods:namePart id="23C7F729ED66808F686DD4BEBC65DCF3">Tran, Thi-Lien</mods:namePart>
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<mods:affiliation id="60234B6797D9ECE424FF2699926F31A6">National Institute of Medicinal Materials, 3 B Quang Trung, Hoang Kiem District, Ha Noi, Vietnam</mods:affiliation>
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<mods:roleTerm id="9409C3202F3FAD14855CA2FCC0DC1DAA">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="783780A60ED20741E33BCAF5CA5B97E4">Ly, Ngoc-Sam</mods:namePart>
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<mods:affiliation id="5DF8BC629C56C5C836AFCD6DF6B5C39C">Institute of Tropical Biology, VAST, 85 Tran Quoc Toan road, District 3, Ho Chi Minh City, Vietnam & Graduate University of Science and Technology, VAST, 18, Hoang Quoc Viet, Cau Giay District, Ha Noi, Vietnam Vietnam</mods:affiliation>
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<mods:nameIdentifier id="54A295E6BF47507B8F505FD15C81BE68" type="orcid">https://orcid.org/0000-0002-9925-5171</mods:nameIdentifier>
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<mods:nameIdentifier id="32D7842767FFB00ED045A1E11D3E5194" type="email">lysamitb@gmail.com</mods:nameIdentifier>
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</mods:name>
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<mods:name id="ED2DE0E7AF37410A1388E69081964D32" type="personal">
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<mods:role id="092F7728E4707E0227F5291C47C49CBC">
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<mods:roleTerm id="74792190E1214AC6E495C97DBDAF0A4A">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="7700641517C1D2BA2ED2AD86355F9175">Tran, Minh-Ngoc</mods:namePart>
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<mods:affiliation id="8EC85268DF0C7C94DC7B6E72BFCD5777">National Institute of Medicinal Materials, 3 B Quang Trung, Hoang Kiem District, Ha Noi, Vietnam</mods:affiliation>
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</mods:name>
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<mods:roleTerm id="2C49490FA3701FFCD1F50B439A801D91">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="B85D867C57814317A5B223B21FE590A2">Nguyen, Xuan-Truong</mods:namePart>
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<mods:affiliation id="05720ADC41B73B7C8E886E0EB8EBBDB6">National Institute of Medicinal Materials, 3 B Quang Trung, Hoang Kiem District, Ha Noi, Vietnam</mods:affiliation>
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</mods:name>
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<mods:name id="88B02ECB622A15D50A6E305F47D82D0B" type="personal">
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<mods:roleTerm id="27584E4C878B1C3F8CFF32588234A55A">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="B5985F9394984A89BDD6252B4ADDC8E0">Cao, Ngoc-Giang</mods:namePart>
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<mods:affiliation id="06CC28219327E615213171A1ED4DDB25">National Institute of Medicinal Materials, 3 B Quang Trung, Hoang Kiem District, Ha Noi, Vietnam</mods:affiliation>
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<mods:nameIdentifier id="FAD5784CF74A3AFCAAA5656C46E450CD" type="orcid">https://orcid.org/0000-0003-1137-0173</mods:nameIdentifier>
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<mods:roleTerm id="792B5EB7AB555B3EA811A171B71A557B">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="A701C3EDE66A35A05CB5297761AB5904">Pham, Hong-Dung</mods:namePart>
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<mods:affiliation id="97EDB892799901E306230B045A5F70D2">Phu Quoc National Park, 1 Nguyen Chi Thanh, Duong Dong Town, Phu Quoc District, Kien Giang Province, Vietnam</mods:affiliation>
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<mods:typeOfResource id="67228E073F694030A4AD40EA36D91227">text</mods:typeOfResource>
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<mods:title id="3FB61566C3C4D820971E37C8362720BE">PhytoKeys</mods:title>
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<mods:part id="FE4EC54415E7CEFE2E187D08A4B65966">
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<mods:date id="806D31A0CBBE2D12C7C186F25655B224">2020</mods:date>
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<mods:detail id="E8D729E20A72CFF182371D71E75030E9" type="volume">
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<mods:number id="015A63386E02DAA9B9CBF0344772E2F2">159</mods:number>
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<mods:start id="C79B149EE4F06D4824A982E76D509060">35</mods:start>
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<mods:end id="EDF3A11B3193660F738823924EB522C2">44</mods:end>
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<mods:location id="5DD844C85A22DDFFAF75B1494A33D11F">
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<mods:url id="70A195FE016CCE7ABD268A9009AEAA85">http://dx.doi.org/10.3897/phytokeys.159.47442</mods:url>
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<mods:classification id="36B7E5BBBE73D29CA63451B5A231DA0C">journal article</mods:classification>
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<mods:identifier id="0B98D182C4C8C60C62A9174EAC520066" type="DOI">http://dx.doi.org/10.3897/phytokeys.159.47442</mods:identifier>
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<mods:identifier id="D084363BE8524782CF9AA9487629A4DA" type="Pensoft-Pub">1314-2003-159-35</mods:identifier>
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<mods:identifier id="C3720BD2162C61875702087C2829575D" type="Pensoft-UUID">49326936CA9C57E7BB982C446C399D51</mods:identifier>
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<treatment id="F638E108BD5554EF9276057320CEAFE6" ID-GBIF-Taxon="167514815" LSID="urn:lsid:plazi:treatment:F638E108BD5554EF9276057320CEAFE6" httpUri="http://treatment.plazi.org/id/F638E108BD5554EF9276057320CEAFE6" lastPageNumber="35" pageId="0" pageNumber="35" scope_family="Gesneriaceae">
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<subSubSection id="48C212B2ECE435D3FC09EBEC097D2F5C" pageId="0" pageNumber="35" type="nomenclature">
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<paragraph id="2DAD86DB7DCBCB9D9E63460F1CBDE2AA" pageId="0" pageNumber="35">
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<taxonomicName id="FCFF05268268398C63E2BC1B00F20FD4" ID-CoL="7VQV2" LSID="F638E108-BD55-54EF-9276-057320CEAFE6" authority="N. S. Lý, T. L. Tran & N. G. Cao" authorityName="N. S. Ly, T. L. Tran & N. G. Cao" authorityYear="2020" class="Magnoliopsida" family="Gesneriaceae" genus="Didymocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Didymocarpus phuquocensis" order="Lamiales" pageId="0" pageNumber="35" phylum="Tracheophyta" rank="species" species="phuquocensis" status="sp. nov.">
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Didymocarpus phuquocensis N.S.
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<normalizedToken id="439320BDEEE1EFB8F33BD235247CA77F" originalValue="Lý">Ly</normalizedToken>
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, T.L.Tran & N.G.Cao
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</taxonomicName>
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<taxonomicNameLabel id="B5918232969098F4CF5FDE9712F5C04B" pageId="0" pageNumber="35">sp. nov.</taxonomicNameLabel>
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<figureCitation id="D660B390FD67CB71EF89AD8175135F26" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Didymocarpus phuquocensis A flowering plants in natural habit B flowering plants showing 3 - verticillate leaves (red arrow) C mature plant with dried fruit and new stems D flower (top view) E flower (side view) F flower (front view) G inflorescence with peduncle, bract and calyx H calyx (top view) I longitudinal section of calyx showing disc J longitudinal section of corolla showing anterior (lower) lip with fertile stamens K longitudinal section of corolla showing posterior (upper) lips and staminodes (red arrow) L close-up of fertile stamens M ovary and calyx N dried fruits. The coloured plate prepared by Ng ọc-Sam Ly." figureDoi="10.3897/phytokeys.159.47442.figure1" httpUri="https://binary.pensoft.net/fig/449281" pageId="0" pageNumber="35">Figures 1</figureCitation>
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<figureCitation id="A7E565EA09AE8905963A22A39AEEB0E7" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Distribution map of Didymocarpus phuquocensis in Phu Quoc National Park, Phu Quoc Island, Kien Giang Province." figureDoi="10.3897/phytokeys.159.47442.figure2" httpUri="https://binary.pensoft.net/fig/449282" pageId="0" pageNumber="35">, 2</figureCitation>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="D2523B082F995990EFE80CBFAF5A5788" pageId="0" pageNumber="35" type="diagnosis">
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<paragraph id="33810D5FF5FDF6EB0CA5F164666CB117" pageId="0" pageNumber="35">Diagnosis.</paragraph>
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<paragraph id="0AEA96B65A4EE77F4EB2D8C5CE6C01EB" pageId="0" pageNumber="35">
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<taxonomicName id="E5BD9444DBFC396D568E77C213CB01DB" authorityName="N. S. Ly, T. L. Tran & N. G. Cao" authorityYear="2020" class="Magnoliopsida" family="Gesneriaceae" genus="Didymocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Didymocarpus phuquocensis" order="Lamiales" pageId="0" pageNumber="35" phylum="Tracheophyta" rank="species" species="phuquocensis">
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<emphasis id="3352593BE68F0A22B308B9BD2352BE12" italics="true" pageId="0" pageNumber="35">Didymocarpus phuquocensis</emphasis>
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</taxonomicName>
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is most similar morphologically to
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<emphasis id="D68644273716DABF1BC0C90969465D7F" italics="true" pageId="0" pageNumber="35">
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<taxonomicName id="C8EA7240376DF474DE5F02075B885775" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">D. pulcher</taxonomicName>
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,
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<taxonomicName id="E2733BB7F8FB004CCD79E1511118C0F0" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">D. hookeri</taxonomicName>
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</emphasis>
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||
and
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<taxonomicName id="CDC7DB2157CC98BC6F85575771AAA52C" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
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<emphasis id="F25E2B32BDDD97A442F6EAB661C517F0" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
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</taxonomicName>
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in the 3-verticilate, petiolate leaves, the morphologically-similar calyx, corolla, stamens, pistil and fruit, but differs from all in the glandular-pubescent stems and petioles (vs. puberulous, villous, pubescent and eglandular of the latter three, respectively), glandular-pubescent leaf blades (vs. pubescent, somewhat villous, puberulous and eglandular, respectively), 1(-2)-flowered cymes (vs. many-flowered cymes of the latter three), longer corolla 4.8-5.3 cm long (vs. 2.5-3 cm in
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<taxonomicName id="AF769FEAA6CD4BC2A525F8A00A755CDA" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
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<emphasis id="B39E4B42C9126FF5A9DDC8A9B59F9828" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
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</taxonomicName>
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, ca. 1.4 cm in
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<taxonomicName id="6A53A315F3DEE10A203CED3B2288505C" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
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<emphasis id="85F5D11484BCA4F65ADF29D6DFCE67C4" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
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</taxonomicName>
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and ca. 2.2 cm in
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<taxonomicName id="09A02F4AB35D7B75F4FE468D109072AA" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
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<emphasis id="0ADE3EADD94ECB9880E7A566354A0729" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
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</taxonomicName>
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), longer and densely multicellular glandular-puberulent ovary ca. 3 cm long (vs. 1.1-1.8 cm and glabrous in
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<taxonomicName id="CE9EB4010502F94EAEA6BB1BABD42B29" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
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<emphasis id="A6D66A60540595AF679E31737C8CFABF" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
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</taxonomicName>
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, 1.1-1.7 cm and pubescent in
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<taxonomicName id="6F2195AE11C8F98AA5240F5266393488" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
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<emphasis id="07B05BB7729391F3D4E0A49811555088" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
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</taxonomicName>
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and 0.7-1.3 cm and glabrous in
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<taxonomicName id="05235AE802CB05FF13D1AB548F47F096" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
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<emphasis id="3BEAE55E67B670F7032EC478116DFABA" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
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</taxonomicName>
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) and longer fruits 4.4-5.5 cm long (vs. ca. 4 cm long in
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<taxonomicName id="2F52B693112C629E7121DDBF4024B121" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
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<emphasis id="DAF87C0CD8E34F20BD1E614A12657F57" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
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</taxonomicName>
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, 1.3-3.5 cm long of
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<taxonomicName id="E2A5EF0E2EF201AE87554B7A70A075CD" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
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<emphasis id="BE9DCA7114E583A519D0FE61E05B7CCD" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
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</taxonomicName>
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and ca. 4 cm long in
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<taxonomicName id="6CF12259C8EA1D03CE2D0C7DB52C9EEE" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
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<emphasis id="CD398217437C74845A5C87B8C5BB8387" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
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</taxonomicName>
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).
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</paragraph>
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</subSubSection>
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<subSubSection id="551BE9580E05EF7D6848947ADC00C491" pageId="0" pageNumber="35" type="materials_examined">
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<paragraph id="2872E73E218FF43D8599F59A25E61563" pageId="0" pageNumber="35">Type.</paragraph>
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<paragraph id="872B859BDEBC3BA60B4AE72FAC05E3C6" pageId="0" pageNumber="35">
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Vietnam. Kien Giang Province: Phu Quoc District, Phu Quoc NP, Suoi Mo, 18 September 2018,
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<geoCoordinate id="B11AF3B7813D7F3E9EF2F99D3FBAE3D4" degrees="10" direction="north" minutes="14" orientation="latitude" precision="1" seconds="40.90" value="10.244695">10°14'40.90"N</geoCoordinate>
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,
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<geoCoordinate id="900870D631C4DF067B2446EAA180011C" degrees="104" direction="east" minutes="2" orientation="longitude" precision="1" seconds="14.15" value="104.03726">104°2'14.15"E</geoCoordinate>
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, 82 m elev.,
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<emphasis id="78D6A63C4115880F74F8B68DE578152B" italics="true" pageId="0" pageNumber="35">
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<normalizedToken id="1F966F19689527FD379EAC04DE93A1B4" originalValue="Lý">Ly</normalizedToken>
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||
Ngọc
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<normalizedToken id="0DDEC8624776E2F2470A0DE25D6CBE4D" originalValue="Sâm">Sam</normalizedToken>
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</emphasis>
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||
,
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||
<emphasis id="6067CB81C4E52FFE116D8F4AEE926770" italics="true" pageId="0" pageNumber="35">Cao Ngọc Giang</emphasis>
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,
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||
<emphasis id="F9CB1F5C9425166CE7EF3C4E8BD827B7" italics="true" pageId="0" pageNumber="35">
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||
Nguyễn Thị
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<normalizedToken id="F9758DEF8099D3AA5CB2258443DB0DDB" originalValue="Liên">Lien</normalizedToken>
|
||
</emphasis>
|
||
,
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||
<emphasis id="9ED31D702FA9AA6FC1CA36F0C6929D6C" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="B66370777B72AB553A0B4A6A796023B1" originalValue="Ngô">Ngo</normalizedToken>
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||
Minh Huyền
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||
</emphasis>
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,
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||
<emphasis id="2C90466DE7227A6F3A20571D3005C763" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="46818F812E7D8B75FF9241B9619BACCF" originalValue="Hùng">Hung</normalizedToken>
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||
,
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||
<normalizedToken id="6EF8FBC72A632C15181D97DD517812E9" originalValue="Hà">Ha</normalizedToken>
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||
<normalizedToken id="BF4741E93DA2B28552B461DC2C5935A0" originalValue="Văn">Văn</normalizedToken>
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Long
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||
</emphasis>
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,
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<emphasis id="E69C2F0395606A25160F397507A55A97" italics="true" pageId="0" pageNumber="35">TNB-305</emphasis>
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||
(Holotype: VNM, isotype: P, NIMM).
|
||
</paragraph>
|
||
<caption id="AC386161B9B1149CB4E0ACDFD886EB81" doi="10.3897/phytokeys.159.47442.figure1" httpUri="https://binary.pensoft.net/fig/449281" pageId="0" pageNumber="35" start="Figure 1" startId="F1">
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<paragraph id="9363BBC1B3E01D2BCCAD1632C4D9C68C" pageId="0" pageNumber="35">
|
||
<emphasis id="4454041A5C1F93825B36A02300DDD7B5" bold="true" pageId="0" pageNumber="35">Figure 1.</emphasis>
|
||
<taxonomicName id="9DA2D724EACEB4AF8BB7A9E1DE24749D" authorityName="N. S. Ly, T. L. Tran & N. G. Cao" authorityYear="2020" class="Magnoliopsida" family="Gesneriaceae" genus="Didymocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Didymocarpus phuquocensis" order="Lamiales" pageId="0" pageNumber="35" phylum="Tracheophyta" rank="species" species="phuquocensis">
|
||
<emphasis id="DA04FBF0F1C35B0BD62FFC3C983E7272" italics="true" pageId="0" pageNumber="35">Didymocarpus phuquocensis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="1E41BBEB74022BB6517485C5812FEC8F" bold="true" pageId="0" pageNumber="35">A</emphasis>
|
||
flowering plants in natural habit
|
||
<emphasis id="EF772C28DFA30FCB290C7BDE50ADEC74" bold="true" pageId="0" pageNumber="35">B</emphasis>
|
||
flowering plants showing 3-verticillate leaves (red arrow)
|
||
<emphasis id="1DC8C429B7EFF8FE403C798EE4D61F7A" bold="true" pageId="0" pageNumber="35">C</emphasis>
|
||
mature plant with dried fruit and new stems
|
||
<emphasis id="1C9667CDFF06D3AAFF7C6BC36486BD3D" bold="true" pageId="0" pageNumber="35">D</emphasis>
|
||
flower (top view)
|
||
<emphasis id="04418A31C9296D1BA431D50290FCB147" bold="true" pageId="0" pageNumber="35">E</emphasis>
|
||
flower (side view)
|
||
<emphasis id="55E2011F650613D5BE6BDA33798360E7" bold="true" pageId="0" pageNumber="35">F</emphasis>
|
||
flower (front view)
|
||
<emphasis id="882D2349A072822907529A27317AF588" bold="true" pageId="0" pageNumber="35">G</emphasis>
|
||
inflorescence with peduncle, bract and calyx
|
||
<emphasis id="538C2313CB08D5C89566F2369E441FE3" bold="true" pageId="0" pageNumber="35">H</emphasis>
|
||
calyx (top view)
|
||
<emphasis id="A3C562CA223734522813117DE0DEB99B" bold="true" pageId="0" pageNumber="35">I</emphasis>
|
||
longitudinal section of calyx showing disc
|
||
<emphasis id="CDCB727864B6021E40442380D510042F" bold="true" pageId="0" pageNumber="35">J</emphasis>
|
||
longitudinal section of corolla showing anterior (lower) lip with fertile stamens
|
||
<emphasis id="286F82B565753DB2FFE6EA389E988543" bold="true" pageId="0" pageNumber="35">K</emphasis>
|
||
longitudinal section of corolla showing posterior (upper) lips and staminodes (red arrow)
|
||
<emphasis id="6F205B2A986FA7A1569656E642AEA9B7" bold="true" pageId="0" pageNumber="35">L</emphasis>
|
||
close-up of fertile stamens
|
||
<emphasis id="65FE4EAFBE03DBD4D5DA1021DAC26A0D" bold="true" pageId="0" pageNumber="35">M</emphasis>
|
||
ovary and calyx
|
||
<emphasis id="0ED03A2603AA666EA3A95AFC03602406" bold="true" pageId="0" pageNumber="35">N</emphasis>
|
||
dried fruits. The coloured plate prepared by Ng
|
||
<normalizedToken id="B2D2261CBD2F8A4F13172FB959B4AD4F" originalValue="ọc-Sâm">ọc-Sam</normalizedToken>
|
||
<normalizedToken id="E66264C8E8A94F58956E187311F25C00" originalValue="Lý">Ly</normalizedToken>
|
||
.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection id="5EB756802B402BC566300C39C88CBE8E" pageId="0" pageNumber="35" type="description">
|
||
<paragraph id="CCAC89A08C2D3033AFFCFDED7706F64D" pageId="0" pageNumber="35">Description.</paragraph>
|
||
<paragraph id="4116ECF60C20E9B26803050568506277" pageId="0" pageNumber="35">
|
||
Deciduous, perennial, epilithic herb, (8-)10-19 cm tall, stems 2.5-3.5 mm in diameter.
|
||
<emphasis id="E71774087F34CA7BE5448986155E5ABE" bold="true" italics="true" pageId="0" pageNumber="35">Dry season</emphasis>
|
||
: new vegetative buds produced from the rhizome which then develops during the rainy season.
|
||
<emphasis id="64587304FF7CC00DF5F496731B70563C" bold="true" italics="true" pageId="0" pageNumber="35">Rainy season</emphasis>
|
||
: stem erect, (3-)4 nodes, pale greenish, densely white multicellular glandular-pubescent; the longest node separated from the base of stem 5.7-12.2 cm long, the medium nodes at the middle stem 1.5-4.5 cm long, the shortest nodes very shortly distanced (0.2-0.5 cm long) at the apex.
|
||
<emphasis id="E823DF594324AE6671446BAFA318555D" bold="true" pageId="0" pageNumber="35">Leaves</emphasis>
|
||
3- verticillate, petiolate in the 2nd and 3rd whorls, other whorls with smaller and sessile or subsessile leaves; blades coriaceous, adaxially light greenish, abaxially whitish-green, asymmetrically narrowly elliptic to elliptic-ovate, the largest ones 7.2-10
|
||
<normalizedToken id="73111F2F52FFFD809DD28F5757884A5E" originalValue="×">x</normalizedToken>
|
||
2.4-3.7, the smaller ones 1-4.6
|
||
<normalizedToken id="60889693B2B3271B909C21C2CF96EFD0" originalValue="×">x</normalizedToken>
|
||
0.5-2.1 cm, adaxially densely white multicellular glandular-pubescent, abaxially sparsely white multicellular glandular-pubescent, apex attenuate to acute, base lightly oblique, attenuate to cuneate, margin serrate; venation pinnate, with 5-6 of ascending secondary veins on each side of midrib, somewhat opposite, adaxially obscure, abaxially prominent, densely covered with indumentum as the stem; petioles terete, unequal in length, 0.5-3.2 cm long [the longest ones 3-3.2 cm, the shortest ones 0.5-1 cm], 2-2.5 mm in diam., whitish-green, sometimes tinted greenish-purple above, with indumentum as the stem.
|
||
<emphasis id="ACD3EBFAF46B14EBB25849E889DDD080" bold="true" pageId="0" pageNumber="35">Inflorescences</emphasis>
|
||
terminal or subterminal, cyme 1(-2) flowered, pendent;
|
||
<emphasis id="4E7496D462861C41ACBE5F31F5B64FBE" bold="true" pageId="0" pageNumber="35">peduncle</emphasis>
|
||
slender, (1.3-)3.1-4.5 cm long, ca. 0.5 mm in diam., tinted reddish-green, covered with white multicellular glandular and glandular-pubescent;
|
||
<emphasis id="17E86D87718393250366E37C9CABE584" bold="true" pageId="0" pageNumber="35">pedicels</emphasis>
|
||
5-11 mm long, ca. 0.7 mm in diam., pale green, with indumentum as the peduncle, but more sparse;
|
||
<emphasis id="E4A21D16B8E546346C52ECBF2B02AEB4" bold="true" pageId="0" pageNumber="35">bracts</emphasis>
|
||
paired; lanceolate to oblong-lanceolate, 4-5
|
||
<normalizedToken id="C894FB87FF11E911DCB6539513860E03" originalValue="×">x</normalizedToken>
|
||
1-1.5 mm, apex round to acute, margin entire, green, adaxially sparsely multicellular glandular-pubescent, abaxially densely white multicellular glandular-pubescent.
|
||
<emphasis id="33FFC14BAC9C533273CF01601DF72F1B" bold="true" pageId="0" pageNumber="35">Calyx</emphasis>
|
||
campanulate, 5-6.5 mm long, dull reddish, outside sparsely multicellular glandular-puberulent; tube 3-4 mm long, 2-2.5 mm in diam.; lobes triangular, (sub)equal, 5-lobed, symmetrical, 2-2.5 mm long, ca. 1.5-1.8 mm wide at base, apices acute.
|
||
<emphasis id="59C2DC6618058E63F1EA780265047445" bold="true" pageId="0" pageNumber="35">Corolla</emphasis>
|
||
funnelform, 4.8-5.3 cm long, glabrous, light purple, paler at base; tube 3.8-4.1 cm long, base narrow, 2-3 mm in diameter, widening abruptly at 1.9-2.1 cm from the base, widest at throat, 1-1.1 cm in diam.; lobes (sub)orbicular; anterior (lower or abaxial) lip 3-lobed, unequal, the middle one 5-7
|
||
<normalizedToken id="B66762474A03B0A2D5538FE4036C3985" originalValue="×">x</normalizedToken>
|
||
7-10 mm, the lateral ones 5-7
|
||
<normalizedToken id="041860525867ABF294CD8AAE17360250" originalValue="×">x</normalizedToken>
|
||
4.5-5 mm, apices rounded; posterior (upper or adaxial) lip 2-lobed, slightly equal, 5-6
|
||
<normalizedToken id="793B729F94FEEBF146927FA4AAD77056" originalValue="×">x</normalizedToken>
|
||
7.5-8.5 mm, apices rounded.
|
||
<emphasis id="87086503F38232E510A3C7307A728D4D" bold="true" pageId="0" pageNumber="35">Stamens</emphasis>
|
||
2, inserted at 2.2-2.4 cm above the base of the corolla; filaments slender, white, glabrous, 7-8 mm long, glandular-puberulent on the connective; anthers brownish, oblong, 2-2.2
|
||
<normalizedToken id="358F0F2B9C62D34B4256714BC80C3172" originalValue="×">x</normalizedToken>
|
||
ca. 1 mm, tips and bases rounded, white-bearded;
|
||
<emphasis id="BF426B684FA67C475D83EEC33A345F7E" bold="true" pageId="0" pageNumber="35">staminodes</emphasis>
|
||
3, inserted ca. 3 mm below the stamens, reduced to filaments, equal in length, 2.5-3.5 mm long, glabrous, tips with few glandular-puberulent.
|
||
<emphasis id="ED061294CAFD94DD4591D3F0DC6240E2" bold="true" pageId="0" pageNumber="35">Disc</emphasis>
|
||
cupular, ca. 1 mm high, margin irregular sinuate.
|
||
<emphasis id="32D0FCD1C9E3798486CCC0671EB30B18" bold="true" pageId="0" pageNumber="35">Pistil</emphasis>
|
||
ca. 3.2 cm long;
|
||
<emphasis id="43F9D699720710CD96AB33FAD6DA8A0F" bold="true" pageId="0" pageNumber="35">ovary</emphasis>
|
||
cylindrical, greenish with white towards the base, ca. 3 cm long, 1-1.5 mm in diam., densely glandular-puberulent;
|
||
<emphasis id="0A825E0E3D77B8DAB948DF96DDB34375" bold="true" pageId="0" pageNumber="35">style</emphasis>
|
||
continuous with the top of the ovary, ca. 2
|
||
<normalizedToken id="03302FB34A996B56B6FBEB05FE5F6749" originalValue="×">x</normalizedToken>
|
||
1 mm, whitish, sparsely glandular-puberulent;
|
||
<emphasis id="1E832061D360FC4F892AEFA6818B9501" bold="true" pageId="0" pageNumber="35">stigma</emphasis>
|
||
irregular capitate, ca. 1
|
||
<normalizedToken id="83C236D8E5389D463FE0CFC470847D0A" originalValue="×">x</normalizedToken>
|
||
1 mm, concave, white, papillose.
|
||
<emphasis id="9C4329D9B6E0F426FBF0C318740110EC" bold="true" pageId="0" pageNumber="35">Capsules</emphasis>
|
||
straight to slightly curved, linear, glabrous, 2-valved, loculicidal dehiscent, 4.4-55 cm long, 1-1.5 mm in diam., turning brown when ripe, calyx and style persistent.
|
||
<emphasis id="B6601062468519538431CB9F7643D130" bold="true" pageId="0" pageNumber="35">Pollen</emphasis>
|
||
and
|
||
<emphasis id="F98413CA796DEE78CD619AEBDCAC336F" bold="true" pageId="0" pageNumber="35">Seeds</emphasis>
|
||
not studied.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="978F8A21C110F71FB29B0FF261041090" pageId="0" pageNumber="35" type="distribution">
|
||
<paragraph id="382E71D6792EE73C7D882E87A0DB0C7E" pageId="0" pageNumber="35">Distribution and habitat.</paragraph>
|
||
<paragraph id="BD4ECE8D5976D2E32ECF6ACD13CF0B8E" pageId="0" pageNumber="35">
|
||
This species grows in moist places and shaded areas in primary tropical evergreen forests, on granite bedrock along streams or on moist and mossy cliffs in Phu Quoc NP, at 80-530 m elev. (Fig.
|
||
<figureCitation id="21DF68C76EC56B7A8DD119573BBA3476" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Distribution map of Didymocarpus phuquocensis in Phu Quoc National Park, Phu Quoc Island, Kien Giang Province." figureDoi="10.3897/phytokeys.159.47442.figure2" httpUri="https://binary.pensoft.net/fig/449282" pageId="0" pageNumber="35">2</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="626160A1C61B3223C0E25A6CA39A382C" doi="10.3897/phytokeys.159.47442.figure2" httpUri="https://binary.pensoft.net/fig/449282" pageId="0" pageNumber="35" start="Figure 2" startId="F2">
|
||
<paragraph id="19D4A3D03C2D04DC018B43F24F0326E8" pageId="0" pageNumber="35">
|
||
<emphasis id="C1CE4F8F74394717BCC315E2AF699855" bold="true" pageId="0" pageNumber="35">Figure 2.</emphasis>
|
||
Distribution map of
|
||
<taxonomicName id="34A2E8A2281262BCBB77A1B972E44701" authorityName="N. S. Ly, T. L. Tran & N. G. Cao" authorityYear="2020" class="Magnoliopsida" family="Gesneriaceae" genus="Didymocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Didymocarpus phuquocensis" order="Lamiales" pageId="0" pageNumber="35" phylum="Tracheophyta" rank="species" species="phuquocensis">
|
||
<emphasis id="8E71A604E901F07DC2CE6C5B89273BE4" italics="true" pageId="0" pageNumber="35">Didymocarpus phuquocensis</emphasis>
|
||
</taxonomicName>
|
||
in Phu Quoc National Park, Phu Quoc Island, Kien Giang Province.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection id="A3302DC1B9138BDF17B1876D722C087C" pageId="0" pageNumber="35" type="phenology">
|
||
<paragraph id="10FC0AAD0AB31C5F66E7669A82B0FDCA" pageId="0" pageNumber="35">Phenology.</paragraph>
|
||
<paragraph id="068145FBA94017B887411D23BDE3D822" pageId="0" pageNumber="35">Flowering and fruiting from May to October.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="DFFDA326E59210226FDFAF74AB587986" pageId="0" pageNumber="35" type="etymology">
|
||
<paragraph id="51FFA4E59374BA388AED560521389085" pageId="0" pageNumber="35">Etymology.</paragraph>
|
||
<paragraph id="AEAE1F91CD020184879F0475E7994D84" pageId="0" pageNumber="35">
|
||
The specific epithet "
|
||
<emphasis id="73A7C5F48C39CAF3496719A3B2185FBC" italics="true" pageId="0" pageNumber="35">phuquocensis</emphasis>
|
||
" was named after the type locality.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="D2C849667264412539DB363F5F729B88" pageId="0" pageNumber="35" type="provisional conservation status">
|
||
<paragraph id="207D196AA7504BD2BEFD9EA3E52C84E1" pageId="0" pageNumber="35">Provisional conservation status.</paragraph>
|
||
<paragraph id="125D6A22545100C35BCF9BFC4B7FBA1C" pageId="0" pageNumber="35">
|
||
At present, four relatively-large subpopulations consisting of about 2000 mature individuals/mature clumps have been observed in Phu Quoc NP. The extent of occurrence (EOO) and the area of occupancy (AOO) were estimated using the web Geospatial Conservation Assessment Tool or GeoCAT (
|
||
<bibRefCitation id="8129EC61E193720D0D73080FA40DE44C" DOI="https://doi.org/10.3897/zookeys.150.2109" author="Bachman, S" journalOrPublisher="ZooKeys" pageId="0" pageNumber="35" pagination="117 - 126" refId="B1" refString="Bachman, S, Moat, J, Hill, AW, de Torre, J, Scott, B, 2011. Supporting Red List threat assessments with GeoCAT: Geospatial conservation assessment tool. ZooKeys 150: 117 - 126, DOI: https://doi.org/10.3897/zookeys.150.2109" title="Supporting Red List threat assessments with GeoCAT: Geospatial conservation assessment tool." url="https://doi.org/10.3897/zookeys.150.2109" volume="150" year="2011">Bachman et al. 2011</bibRefCitation>
|
||
) and the auto-value cells width 2 km were calculated to be 53.7 km2 and 16 km2, respectively. These two values meet the criteria B1 (EOO <100 km2) for Critically Endangered and B2 (AOO <500 km2) for Endangered, following the IUCN Red List Categories and Criteria Version 3.1 (
|
||
<bibRefCitation id="F17F8D27C6473A99CB378E24F42863D9" author="IUCN" journalOrPublisher="PhytoKeys" pageId="0" pageNumber="35" publicationUrl="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" refId="B9" refString="IUCN, 2019. Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Subcommittee. http://www.iucnredlist.org/documents/RedListGuidelines.pdf" title="Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Subcommittee." url="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" year="2019">IUCN 2019</bibRefCitation>
|
||
). Although the known habitat of the new species is protected as part of the National Park, its habitat is fragmented and still faces some risk due to loss of the habitat within some parts of its range (in particular the clearing of forest land for agricultural fields and building of numerous roads and tourism areas). Based on the IUCN Red List Criteria (
|
||
<bibRefCitation id="7ED7A5C76EA28F28AC5732DBA1A2692A" author="IUCN" journalOrPublisher="PhytoKeys" pageId="0" pageNumber="35" publicationUrl="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" refId="B9" refString="IUCN, 2019. Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Subcommittee. http://www.iucnredlist.org/documents/RedListGuidelines.pdf" title="Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Subcommittee." url="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" year="2019">IUCN 2019</bibRefCitation>
|
||
), we therefore provisionally assess this species as Endangered (EN B2ab(iii), C).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="E49A411674B3674B1A4963FF0F708A83" pageId="0" pageNumber="35" type="materials_examined">
|
||
<paragraph id="495C7D502B8E8713A2E42899BDA03161" pageId="0" pageNumber="35">Other specimens examined</paragraph>
|
||
<paragraph id="20A09D9B4663CF6C71B708CF6E626AFE" pageId="0" pageNumber="35">
|
||
<emphasis id="EF9E115A37564059345FEC61882CC0CC" bold="true" pageId="0" pageNumber="35">
|
||
(
|
||
<emphasis id="01F292AABC5C859731B07DB92B2EBF0C" italics="true" pageId="0" pageNumber="35">Paratypes</emphasis>
|
||
).
|
||
</emphasis>
|
||
Vietnam. Kien Giang Province: Phu Quoc Island, Phu Quoc NP, K7 peak,
|
||
<geoCoordinate id="AB76331FC4B36DEEC2080ED4A6DBA7F0" degrees="10" direction="north" minutes="21" orientation="latitude" precision="1" seconds="53.42" value="10.36484">10°21'53.42"N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="FD95E78B581D46B517FBF58114D91F42" degrees="104" direction="east" minutes="0" orientation="longitude" precision="1" seconds="31.22" value="104.008675">104°0'31.22"E</geoCoordinate>
|
||
, 356 m elev., 21 May 2019,
|
||
<emphasis id="430FC635311256171AEADD5BC8DA29EB" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="8E6106428E7894B8546515E4329EA2B7" originalValue="Lý">Ly</normalizedToken>
|
||
Ngọc
|
||
<normalizedToken id="4B4F7CBF58B26FF0D2F54909CD1D8699" originalValue="Sâm">Sam</normalizedToken>
|
||
</emphasis>
|
||
,
|
||
<emphasis id="8092EDD1E570BDA81558F70F9A97D11D" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="ACA623DAEC950AD5EC82861F1A56B12D" originalValue="Hà">Ha</normalizedToken>
|
||
<normalizedToken id="B0CB5A5EDCCAA7FCB04D9D1CFB56AD8D" originalValue="Văn">Văn</normalizedToken>
|
||
Long
|
||
</emphasis>
|
||
,
|
||
<emphasis id="7C0485509807392B08AAB616F5AC3CC0" italics="true" pageId="0" pageNumber="35">TNB-430</emphasis>
|
||
(VNM); the same locality, Nui Chua peak,
|
||
<geoCoordinate id="1878AB7AAC5B65AEA19C544066FF2E66" degrees="10" direction="north" minutes="22" orientation="latitude" precision="1" seconds="40.09" value="10.377803">10°22'40.09"N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="B9AE9C479FE136EF503D6087A9A3DBAF" degrees="104" direction="east" minutes="2" orientation="longitude" precision="1" seconds="6.24" value="104.035065">104°2'6.24"E</geoCoordinate>
|
||
, 532 m elev., 22 July 2019,
|
||
<emphasis id="A3A78DCF9EC814D884DAD017E11FAFD9" italics="true" pageId="0" pageNumber="35">Cao Ngọc Giang</emphasis>
|
||
,
|
||
<emphasis id="147BB1946E2800F4BF55E7F1762D7878" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="9F36EADBE5931A88318D186E937E3D97" originalValue="Ngô">Ngo</normalizedToken>
|
||
Minh Huyền
|
||
</emphasis>
|
||
,
|
||
<emphasis id="8B8EB5555056DB4FBF14B3FF5693ADBF" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="7C6503C4A0DA67773F0BC7873A96EEE4" originalValue="Hà">Ha</normalizedToken>
|
||
<normalizedToken id="54399E9F45FF0F6F14A1BC8114813684" originalValue="Văn">Văn</normalizedToken>
|
||
Long
|
||
</emphasis>
|
||
,
|
||
<emphasis id="904A57E284EF0A219FD565C77DE0BD9A" italics="true" pageId="0" pageNumber="35">TNB-502</emphasis>
|
||
(VNM); the same locality, Ham Rong Mount,
|
||
<geoCoordinate id="D449C28B0382C74BCF9AE4125A11F9A4" degrees="10" direction="north" minutes="24" orientation="latitude" precision="1" seconds="6.34" value="10.401761">10°24'6.34"N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="764D8DC3EF83D5FB793B1B63591EA22B" degrees="103" direction="east" minutes="58" orientation="longitude" precision="1" seconds="6.47" value="103.96847">103°58'6.47"E</geoCoordinate>
|
||
, 351 m elev., 10 July 2019,
|
||
<emphasis id="FDF74F328C10DE328A302150E7F59A58" italics="true" pageId="0" pageNumber="35">Cao Ngọc Giang</emphasis>
|
||
,
|
||
<emphasis id="F3838F90603514C5703113A2E0C69696" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="B8CB9003BEB44BDCF3D9A70B8C150FCF" originalValue="Ngô">Ngo</normalizedToken>
|
||
Minh Huyền
|
||
</emphasis>
|
||
,
|
||
<emphasis id="B1A2EBB8DF39B36B75FBED117B72E83E" italics="true" pageId="0" pageNumber="35">
|
||
<normalizedToken id="C411453C64A1673C451DB6355CDC8BE7" originalValue="Hà">Ha</normalizedToken>
|
||
<normalizedToken id="A2DE27D0CD9A9DEBDF1E11E8CDB118C6" originalValue="Văn">Văn</normalizedToken>
|
||
Long
|
||
</emphasis>
|
||
,
|
||
<emphasis id="A30B8473DBCA8ECB10BA0D37DC78B31D" italics="true" pageId="0" pageNumber="35">TNB-508</emphasis>
|
||
(VNM).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="6B4DC9C82C3306E6CC7303BAC9FBA070" pageId="0" pageNumber="35" type="vernacular name">
|
||
<paragraph id="551C4906A439168675DFEEBF55DD2097" pageId="0" pageNumber="35">Vernacular name.</paragraph>
|
||
<paragraph id="F8AF3B58CD644076D08511E811C249E0" pageId="0" pageNumber="35">
|
||
Vietnamese language: Song bế
|
||
<normalizedToken id="3017BA48269FA1DC56798C063C8E87F1" originalValue="phú">phu</normalizedToken>
|
||
quốc.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="438C18B4845A595E0574FE6D7BE108F2" pageId="0" pageNumber="35" type="taxonomic notes">
|
||
<paragraph id="233F4669143B529D53546C0EA98B90C8" pageId="0" pageNumber="35">Taxonomic notes.</paragraph>
|
||
<paragraph id="F4E7F399E306B77D2CC951EF12AE1939" pageId="0" pageNumber="35">
|
||
Morphologically, the 3-verticillate petiolate leaves of
|
||
<taxonomicName id="CFC4DFB9933E563E08DFE60B4AC57578" lsidName="D. phuquocensis" pageId="0" pageNumber="35" rank="species" species="phuquocensis">
|
||
<emphasis id="838F596A44828394DE48E5A7C7E50489" italics="true" pageId="0" pageNumber="35">D. phuquocensis</emphasis>
|
||
</taxonomicName>
|
||
are shared with several species of
|
||
<taxonomicName id="FCF713DB5B95E0E828E5464D12F59E11" class="Magnoliopsida" family="Gesneriaceae" genus="Didymocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Didymocarpus" order="Lamiales" pageId="0" pageNumber="35" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="93F6F7112E597B3686865B67C278C71D" italics="true" pageId="0" pageNumber="35">Didymocarpus</emphasis>
|
||
</taxonomicName>
|
||
, such as
|
||
<taxonomicName id="C6819DCF4DFD36E8836AF68A105FC7F6" lsidName="D. insulsus" pageId="0" pageNumber="35" rank="species" species="insulsus">
|
||
<emphasis id="E776FAE49F1465BC4F1BDBF4C90A2FF9" italics="true" pageId="0" pageNumber="35">D. insulsus</emphasis>
|
||
</taxonomicName>
|
||
Craib (north-eastern, Thailand),
|
||
<taxonomicName id="5B0626711D76C14C9D728645808A1478" lsidName="D. tristis" pageId="0" pageNumber="35" rank="species" species="tristis">
|
||
<emphasis id="0FB11BA1E550F0147593EFDB12FBFDD3" italics="true" pageId="0" pageNumber="35">D. tristis</emphasis>
|
||
</taxonomicName>
|
||
Craib (Chanthaburi Province, south-eastern Thailand),
|
||
<taxonomicName id="0DE8ECFC24648F1287E66E2A80B2B5B2" lsidName="D. dongrakensis" pageId="0" pageNumber="35" rank="species" species="dongrakensis">
|
||
<emphasis id="C231A9DB380D9232D2CBCB8D7D770B7B" italics="true" pageId="0" pageNumber="35">D. dongrakensis</emphasis>
|
||
</taxonomicName>
|
||
B.L.Burtt (northeast Thailand)
|
||
<taxonomicName id="02674193479CF2F3DE47FBB3852029F4" lsidName="D. newmanii" pageId="0" pageNumber="35" rank="species" species="newmanii">
|
||
<emphasis id="734934B218EE6D98F3548040A4199054" italics="true" pageId="0" pageNumber="35">D. newmanii</emphasis>
|
||
</taxonomicName>
|
||
B.L.Burtt (Chanthaburi Province, south-eastern Thailand),
|
||
<taxonomicName id="3DF3966491CE16A9C2C448C7796AB36B" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
|
||
<emphasis id="1E0F051C72EFC51494BA42BD65C6BD00" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
|
||
</taxonomicName>
|
||
(from India, Buhtan, Nepal, China to Vietnam),
|
||
<taxonomicName id="347FEA91F525F8EF9DA82B4DBA3DFBB8" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
|
||
<emphasis id="2071FD9291C75D78F0AF5BB1B02C2DB6" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
|
||
</taxonomicName>
|
||
(Assam, Arunachal Pradesh, Meghalaya and Sikkim, India),
|
||
<taxonomicName id="E5D1F21785EBF0737DD0B1AF18158C90" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
|
||
<emphasis id="884196B8724CC35A894404F0344291A2" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
|
||
</taxonomicName>
|
||
(Assam, Meghalaya and Nagaland, India) (
|
||
<bibRefCitation id="514D7906EBD0F5C8F616B3C583CE0738" author="Wang, WT" editor="Wu, ZY" journalOrPublisher="18). Science Press, Beijing & Missouri Botanical Garden, St. Louis" pageId="0" pageNumber="35" pagination="349 - 358" refId="B30" refString="Wang, WT, Pan, K, Li, Z, Weitzman, AL, Skog, LE, 1998. Gesneriaceae. In: Wu, ZY, Raven, PH, Eds., Flora of China (Vol. 18). Science Press, Beijing & Missouri Botanical Garden, St. Louis: 349 - 358" title="Gesneriaceae." volumeTitle="Flora of China (Vol." year="1998">Wang et al. 1998</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="0BD77ABDAE2833D59A1CAC6463059D4D" author="Nangngam, P" journalOrPublisher="Gardens' Bulletin (Singapore)" pageId="0" pageNumber="35" pagination="185 - 225" refId="B17" refString="Nangngam, P, Maxwell, JF, 2013. Didymocarpus (Gesneriaceae) in Thailand. Gardens' Bulletin (Singapore) 65 (2): 185 - 225" title="Didymocarpus (Gesneriaceae) in Thailand." volume="65" year="2013">Nangngam and Maxwell 2013</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="F5407BE1E72D49D2F8E5BC200AAAAD35" DOI="https://doi.org/10.15625/0866-7160/v36n1.4516" author="Phuong, VX" journalOrPublisher="Academia Journal of Biology" pageId="0" pageNumber="35" pagination="45 - 49" refId="B22" refString="Phuong, VX, Dang, QV, Xuyen, DT, 2014. Genus Didymocarpus Wall. and a new record of species Didymocarpus purpureobracteatus Smith for the flora of Vietnam from Xuan Lien natural reserve, Thanh Hoa province. Academia Journal of Biology 36 (1): 45 - 49, DOI: https://doi.org/10.15625/0866-7160/v36n1.4516" title="Genus Didymocarpus Wall. and a new record of species Didymocarpus purpureobracteatus Smith for the flora of Vietnam from Xuan Lien natural reserve, Thanh Hoa province." url="https://doi.org/10.15625/0866-7160/v36n1.4516" volume="36" year="2014">Phuong et al. 2014</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="47E95D000C19142F83425A2CDC6DF9C1" DOI="https://doi.org/10.20324/nelumbo/v58/2016/105932" author="Sinha, BK" journalOrPublisher="Nelumbo" pageId="0" pageNumber="35" pagination="1 - 43" refId="B25" refString="Sinha, BK, Datta, S, 2016. Taxonomic account on the family Gesneriaceae in Northeast India. Nelumbo 58 (0): 1 - 43, DOI: https://doi.org/10.20324/nelumbo/v58/2016/105932" title="Taxonomic account on the family Gesneriaceae in Northeast India." url="https://doi.org/10.20324/nelumbo/v58/2016/105932" volume="58" year="2016">Sinha and Datta 2016</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="146E33733288F6053282503817E8AD94" author="Roy, S" journalOrPublisher="Academia Journal of Biology" pageId="0" pageNumber="35" refId="B23" refString="Roy, S, 2017. Taxonomic studies of the family Gesneriaceae of Indian part of eastern Himalaya. PhD Thesis, University of Kalyani, West Bengal, India." title="Taxonomic studies of the family Gesneriaceae of Indian part of eastern Himalaya. PhD Thesis, University of Kalyani, West Bengal, India." year="2017">Roy 2017</bibRefCitation>
|
||
). Of these, the campanulate calyx of the new species is similar to
|
||
<taxonomicName id="515F8B798387EC281F8EC6123AB98CFB" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
|
||
<emphasis id="D9F48DFCDA46E6A073DDC47FFF7BB592" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="2ADB6545784606C730E9358418CB184A" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
|
||
<emphasis id="CD56CFE81EB32B451A4E9F3403FAA4DC" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="91A844F3A7504B14015C358E48C64E93" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
|
||
<emphasis id="0E4A9B1A5683BA120EFF8E645FE54F22" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
|
||
</taxonomicName>
|
||
, but distinguished from
|
||
<taxonomicName id="4966C862CC9F27124A9F07E90F84460A" lsidName="D. insulsus" pageId="0" pageNumber="35" rank="species" species="insulsus">
|
||
<emphasis id="E286599B3B117D2D4B4E4E298B3BCE6E" italics="true" pageId="0" pageNumber="35">D. insulsus</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="24EF18CFC12C4B9BEE6756BCA1D99B7E" lsidName="D. newmanii" pageId="0" pageNumber="35" rank="species" species="newmanii">
|
||
<emphasis id="B0849ACFF4A2B193E6D14F5B3F5B6975" italics="true" pageId="0" pageNumber="35">D. newmanii</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="92EFF0FCD6C8D7A17A1F33611C92D731" lsidName="D. tristis" pageId="0" pageNumber="35" rank="species" species="tristis">
|
||
<emphasis id="13CF665CA4060D09DECF0F1FB8C6DF30" italics="true" pageId="0" pageNumber="35">D. tristis</emphasis>
|
||
</taxonomicName>
|
||
which have the calyx 5-lobed to the base.
|
||
<taxonomicName id="DB6E005BCD04A85F6B964232A57B46B4" authorityName="N. S. Ly, T. L. Tran & N. G. Cao" authorityYear="2020" class="Magnoliopsida" family="Gesneriaceae" genus="Didymocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Didymocarpus phuquocensis" order="Lamiales" pageId="0" pageNumber="35" phylum="Tracheophyta" rank="species" species="phuquocensis">
|
||
<emphasis id="82544C17653B691E7EAFFB6F01E1877D" italics="true" pageId="0" pageNumber="35">Didymocarpus phuquocensis</emphasis>
|
||
</taxonomicName>
|
||
is most similar to
|
||
<taxonomicName id="8E6A2B39DF124E99B6AF9353355CCBC2" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
|
||
<emphasis id="02B9B0EB4B107321E96A64A2C6B7C8AF" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="A36527E66AA428D60C1BA87A8AFD2016" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
|
||
<emphasis id="73AAD8C7D3C3E11B43FCFBFA31BB6231" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="C9F7F8E2AFD22295610027BCC72A0E4A" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
|
||
<emphasis id="E42D2D8556A7ABCB00DA5F2C51890C19" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
|
||
</taxonomicName>
|
||
in the morphological characters of 3-verticillate petiole leaves, the same shape of calyx, corolla, stamens, pistil and fruit. The major differences between the new species and the three latter are outlined above in the diagnosis. Moreover, the shorter plant height ((8-)10-19 cm), the narrowly elliptic to elliptic-ovate leaf blades that have serrate leaf margins, attenuate to cuneate leaf base and attenuate to acute leaf apex, the oblong-lanceolate bracts being abaxially densely multicellular glandular-pubescent, the light purple corolla and sparsely glandular-puberulent styles of
|
||
<taxonomicName id="6B5FC40529F9988D37B6BB5631B31FAD" lsidName="D. phuquocensis" pageId="0" pageNumber="35" rank="species" species="phuquocensis">
|
||
<emphasis id="7CF642D3EAC6CD9DCC5E30E787A9EBC7" italics="true" pageId="0" pageNumber="35">D. phuquocensis</emphasis>
|
||
</taxonomicName>
|
||
also distinguish it from
|
||
<taxonomicName id="DD1A86A6019FE1E329709E74A76E3F1F" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
|
||
<emphasis id="7AB61720467F06A99A403E6580535D7D" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="446E26CD1753FE6630F35700313AD0EA" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
|
||
<emphasis id="B96C1186182D25A6540131EF332D92F8" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="AB0261552792E9C836471C674400BFA0" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
|
||
<emphasis id="50BC3CB057C555ECA86152686D0E870C" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
|
||
</taxonomicName>
|
||
. A detailed morphological comparison between
|
||
<taxonomicName id="C46C151A87A413D85B696B6829B5FDEC" lsidName="D. phuquocensis" pageId="0" pageNumber="35" rank="species" species="phuquocensis">
|
||
<emphasis id="C13C3EC9117BF2667BD2CFDA62C3C63C" italics="true" pageId="0" pageNumber="35">D. phuquocensis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="E4C56B22FB857DBD89FD46DA135CFD76" lsidName="D. pulcher" pageId="0" pageNumber="35" rank="species" species="pulcher">
|
||
<emphasis id="32C98E6229605D9179E61CFCCCCE8C57" italics="true" pageId="0" pageNumber="35">D. pulcher</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="A83A5BC824C1FC30C1FEA577540B9AB6" lsidName="D. hookeri" pageId="0" pageNumber="35" rank="species" species="hookeri">
|
||
<emphasis id="43D8645E980B5E7747C5D5C00C29B70F" italics="true" pageId="0" pageNumber="35">D. hookeri</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="CBA110E40A571EB2A9738CA944E7FDD2" lsidName="D. punduanus" pageId="0" pageNumber="35" rank="species" species="punduanus">
|
||
<emphasis id="E9C8EADEA03282A4D79CB2D9D8070D93" italics="true" pageId="0" pageNumber="35">D. punduanus</emphasis>
|
||
</taxonomicName>
|
||
is provided in Table
|
||
<tableCitation id="E23329257D5405245D110A47F4985D2C" captionStart="Table 1" captionStartId="T1" captionText="Table 1. Morphological comparison of D. puhoatensis with its most closely-related taxa (based on Wallich 1829; Clarke 1874, 1883, 1484; Sinha and Datta 2016; Roy 2017)." httpUri="http://table.plazi.org/id/51D14DE13EB71591939030E3CB7174E0" pageId="0" pageNumber="35" tableUuid="51D14DE13EB71591939030E3CB7174E0">1</tableCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |