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264 lines
26 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.153.50805" ID-GBIF-Dataset="ca02d2d2-14f3-4f34-838d-7d559bed1185" ID-PMC="PMC7381720" ID-Pensoft-Pub="1314-2003-153-13" ID-Pensoft-UUID="C317A6D13FF059CB8522871A3F77CD80" ID-PubMed="32765178" ModsDocID="1314-2003-153-13" checkinTime="1594919035984" checkinUser="pensoft" docAuthor="Tian, Dai-Ke, Xiao, Yan, Li, Yan-Ci & Yan, Ke-Jian" docDate="2020" docId="D2EDF34105EC56D7ADDBA35C79038277" docLanguage="en" docName="PhytoKeys 153: 13-35" docOrigin="PhytoKeys 153" docSource="http://dx.doi.org/10.3897/phytokeys.153.50805" docTitle="Begonia circumlobata Hance, J. Bot. 21: 203, 1883 (Hance 1883" docType="treatment" docVersion="4" id="C317A6D13FF059CB8522871A3F77CD80" lastPageNumber="13" masterDocId="C317A6D13FF059CB8522871A3F77CD80" masterDocTitle="Several new records, synonyms, and hybrid-origin of Chinese begonias" masterLastPageNumber="35" masterPageNumber="13" pageNumber="13" updateTime="1668139878887" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Several new records, synonyms, and hybrid-origin of Chinese begonias</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Tian, Dai-Ke</mods:namePart>
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<mods:affiliation>Shanghai Chenshan Plant Science Research Center of Chinese Academy of Sciences, Shanghai Chenshan Botanical Garden, Shanghai 201602, China & Shanghai Key Laboratory of Plant Functional Genomics and Resources, Shanghai 201602, China</mods:affiliation>
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<mods:nameIdentifier type="email">dktian@cemps.ac.cn</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Xiao, Yan</mods:namePart>
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<mods:affiliation>Shanghai Chenshan Plant Science Research Center of Chinese Academy of Sciences, Shanghai Chenshan Botanical Garden, Shanghai 201602, China & Shanghai Key Laboratory of Plant Functional Genomics and Resources, Shanghai 201602, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Li, Yan-Ci</mods:namePart>
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<mods:affiliation>Shanghai Chenshan Plant Science Research Center of Chinese Academy of Sciences, Shanghai Chenshan Botanical Garden, Shanghai 201602, China & Shanghai Key Laboratory of Plant Functional Genomics and Resources, Shanghai 201602, China & Shanghai Normal University, Shanghai 200234, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Yan, Ke-Jian</mods:namePart>
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<mods:affiliation>Guangxi Institute of Traditional Chinese Medicine & Pharmaceutical Science, Nanning 530022, China</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>153</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>13</mods:start>
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<mods:end>35</mods:end>
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</mods:extent>
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</mods:part>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.153.50805</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.153.50805</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-153-13</mods:identifier>
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<mods:identifier type="Pensoft-UUID">C317A6D13FF059CB8522871A3F77CD80</mods:identifier>
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<treatment ID-GBIF-Taxon="165119404" LSID="urn:lsid:plazi:treatment:D2EDF34105EC56D7ADDBA35C79038277" httpUri="http://treatment.plazi.org/id/D2EDF34105EC56D7ADDBA35C79038277" lastPageNumber="13" pageId="0" pageNumber="13">
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<subSubSection pageId="0" pageNumber="13" type="nomenclature">
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<paragraph pageId="0" pageNumber="13">
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<taxonomicName LSID="D2EDF341-05EC-56D7-ADDB-A35C79038277" authority="Hance, J. Bot. 21: 203, 1883 (Hance, 1883)" authorityName="Hance, J. Bot. 21: 203, 1883 (Hance" authorityYear="1883" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia circumlobata" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="circumlobata">Begonia circumlobata Hance, J. Bot. 21: 203, 1883 (Hance, 1883)</taxonomicName>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Begonia lipingensis and B. circumlobata (E-H photos by Daike Tian) A-E Begonia lipingensis: A holotype (WU) (digitalised by Herbarium of Institut fur Botanik der Universitat Wien) B close-up view of type leaf C close-up of male flower from holotype, showing abaxial hairs on the middle of outer tepals D wild blooming plants E, F male flowers showing colour variation G, H Begonia circumlobata: adaxial (G) and abaxial (H) views showing variations of leaf lobes and colour in a single small population." figureDoi="10.3897/phytokeys.153.50805.figure3" httpUri="https://binary.pensoft.net/fig/432247" pageId="0" pageNumber="13">Fig. 3</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="13" type="reference_group">
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<paragraph pageId="0" pageNumber="13">
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-
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<taxonomicName authorityName="Irmsch" authorityYear="1927" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia lipingensis" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="lipingensis">Begonia lipingensis</taxonomicName>
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Irmscher,
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<emphasis italics="true" pageId="0" pageNumber="13">Mitt. Inst. Allg. Bot. Hamburg</emphasis>
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6: 353, 1927 (
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<bibRefCitation author="Irmscher, E" journalOrPublisher="Mitteilungen aus dem Institut fuer allgemeine Botanik in Hamburg" pageId="0" pageNumber="13" pagination="343 - 360" refId="B22" refString="Irmscher, E, 1927. Beitrage zur kenntnis der ostasiatischen Begonien. Mitteilungen aus dem Institut fuer allgemeine Botanik in Hamburg 6 (3): 343 - 360" title="Beitrage zur kenntnis der ostasiatischen Begonien." volume="6" year="1927">Irmscher 1927</bibRefCitation>
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). syn. nov. Type: China, Kweitschou (Guizhou), Liping, alt. 600 m, 21 July 1917,
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<emphasis italics="true" pageId="0" pageNumber="13">Handel-Mazzzetti 10909</emphasis>
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(holotype: WU0038812, WU!; isotype: E00265121, E!)
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="13" type="materials_examined">
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<paragraph pageId="0" pageNumber="13">Type.</paragraph>
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<paragraph pageId="0" pageNumber="13">
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China, Canton (Guangdong), 05 Oct 1881,
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<emphasis italics="true" pageId="0" pageNumber="13">Rev. Benjamin Couch Henry s.n.</emphasis>
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(BM000944652, BM!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="13" type="notes">
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<paragraph pageId="0" pageNumber="13">Note.</paragraph>
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<paragraph pageId="0" pageNumber="13">
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<taxonomicName authorityName="Irmsch" authorityYear="1927" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia lipingensis" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="lipingensis">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia lipingensis</emphasis>
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</taxonomicName>
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has been treated as a species differing from
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<taxonomicName lsidName="B. circumlobata" pageId="0" pageNumber="13" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">B. circumlobata</emphasis>
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</taxonomicName>
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in Flora Reipublicae Popularis Sinica (
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<bibRefCitation author="Ku, TC" journalOrPublisher="Berliner Allgemeine Gartenzeitung" pageId="0" pageNumber="13" refId="B27" refString="Ku, TC, 1999. Begoniaceae. In: Ku TC (Ed.) Flora Reipublicae Popularis Sinica (Vol. 52(1)). Science Press, Beijing. [in Chinese]" title="Begoniaceae. In: Ku TC (Ed.) Flora Reipublicae Popularis Sinica (Vol. 52 (1 )). Science Press, Beijing. [in Chinese]" year="1999">Ku 1999</bibRefCitation>
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) and Flora of China (
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<bibRefCitation author="Gu, CZ" journalOrPublisher="The Begonian" pageId="0" pageNumber="13" publicationUrl="http://flora.huh.harvard.edu/china/mss/volume13/Begoniaceae.pdf" refId="B15" refString="Gu, CZ, Peng, CI, Turland, NJ, 2007. Begoniaceae. In: Wu CY, Raven PH (Eds) Flora of China (Vol. 13). (Clusiaceae through Araliaceae). Science Press & Missouri Botanical Garden, Beijing & St. Louis, Missouri. http://flora.huh.harvard.edu/china/mss/volume13/Begoniaceae.pdf" title="Begoniaceae. In: Wu CY, Raven PH (Eds) Flora of China (Vol. 13). (Clusiaceae through Araliaceae). Science Press & Missouri Botanical Garden, Beijing & St. Louis, Missouri." url="http://flora.huh.harvard.edu/china/mss/volume13/Begoniaceae.pdf" year="2007">Gu et al. 2007</bibRefCitation>
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). The species was based on small-sized mature plants that were collected from Liping County of Guizhou Province, China (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Begonia lipingensis and B. circumlobata (E-H photos by Daike Tian) A-E Begonia lipingensis: A holotype (WU) (digitalised by Herbarium of Institut fur Botanik der Universitat Wien) B close-up view of type leaf C close-up of male flower from holotype, showing abaxial hairs on the middle of outer tepals D wild blooming plants E, F male flowers showing colour variation G, H Begonia circumlobata: adaxial (G) and abaxial (H) views showing variations of leaf lobes and colour in a single small population." figureDoi="10.3897/phytokeys.153.50805.figure3" httpUri="https://binary.pensoft.net/fig/432247" pageId="0" pageNumber="13">3A-C</figureCitation>
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). However, the species could not be separated when comparing the specimens and living plants in the wild. Many specimens stored in herbaria of China or other countries were identified with both names. After our careful review of type specimens and comprehensive field surveys on a large number of populations of both entities, it was confirmed that no differences could be found between them. Since
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<taxonomicName lsidName="B. lipingensis" pageId="0" pageNumber="13" rank="species" species="lipingensis">
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<emphasis italics="true" pageId="0" pageNumber="13">B. lipingensis</emphasis>
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</taxonomicName>
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was described later, it should be considered as a synonym of
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<taxonomicName lsidName="B. circumlobata" pageId="0" pageNumber="13" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">B. circumlobata</emphasis>
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</taxonomicName>
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.
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</paragraph>
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<caption doi="10.3897/phytokeys.153.50805.figure3" httpUri="https://binary.pensoft.net/fig/432247" pageId="0" pageNumber="13" start="Figure 3" startId="F3">
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<paragraph pageId="0" pageNumber="13">
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<emphasis bold="true" pageId="0" pageNumber="13">Figure 3.</emphasis>
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<taxonomicName authorityName="Irmsch" authorityYear="1927" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia lipingensis" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="lipingensis">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia lipingensis</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="B. circumlobata" pageId="0" pageNumber="13" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">B. circumlobata</emphasis>
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</taxonomicName>
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(
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<emphasis bold="true" pageId="0" pageNumber="13">E-H</emphasis>
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photos by Daike Tian)
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<emphasis bold="true" pageId="0" pageNumber="13">A-E</emphasis>
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<taxonomicName authorityName="Irmsch" authorityYear="1927" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia lipingensis" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="lipingensis">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia lipingensis</emphasis>
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</taxonomicName>
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:
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<emphasis bold="true" pageId="0" pageNumber="13">A</emphasis>
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holotype (WU) (digitalised by Herbarium of Institut fur Botanik der Universitat Wien)
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<emphasis bold="true" pageId="0" pageNumber="13">B</emphasis>
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close-up view of type leaf
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<emphasis bold="true" pageId="0" pageNumber="13">C</emphasis>
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close-up of male flower from holotype, showing abaxial hairs on the middle of outer tepals
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<emphasis bold="true" pageId="0" pageNumber="13">D</emphasis>
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wild blooming plants
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<emphasis bold="true" pageId="0" pageNumber="13">E, F</emphasis>
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male flowers showing colour variation
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<emphasis bold="true" pageId="0" pageNumber="13">G, H</emphasis>
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<taxonomicName authorityName="Hance, J. Bot. 21: 203, 1883 (Hance" authorityYear="1883" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia circumlobata" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia circumlobata</emphasis>
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</taxonomicName>
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: adaxial (
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<emphasis bold="true" pageId="0" pageNumber="13">G</emphasis>
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) and abaxial (
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<emphasis bold="true" pageId="0" pageNumber="13">H</emphasis>
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) views showing variations of leaf lobes and colour in a single small population.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="13">
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<taxonomicName authorityName="Hance, J. Bot. 21: 203, 1883 (Hance" authorityYear="1883" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia circumlobata" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia circumlobata</emphasis>
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</taxonomicName>
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displays significant variation in plant size, morphology of leaves, and flowers (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Begonia lipingensis and B. circumlobata (E-H photos by Daike Tian) A-E Begonia lipingensis: A holotype (WU) (digitalised by Herbarium of Institut fur Botanik der Universitat Wien) B close-up view of type leaf C close-up of male flower from holotype, showing abaxial hairs on the middle of outer tepals D wild blooming plants E, F male flowers showing colour variation G, H Begonia circumlobata: adaxial (G) and abaxial (H) views showing variations of leaf lobes and colour in a single small population." figureDoi="10.3897/phytokeys.153.50805.figure3" httpUri="https://binary.pensoft.net/fig/432247" pageId="0" pageNumber="13">3E-H</figureCitation>
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). The leaves may be shallowly to very deeply lobed in the same population, even for the same individual and very few of the plants are shallowly double-lobed like
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<taxonomicName lsidName="B. jinyunensis" pageId="0" pageNumber="13" rank="species" species="jinyunensis">
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<emphasis italics="true" pageId="0" pageNumber="13">B. jinyunensis</emphasis>
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</taxonomicName>
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C.I Peng, B.Ding & Q.Wang (
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<bibRefCitation DOI="https://doi.org/10.1186/s40529-014-0062-6" author="Ding, B" journalOrPublisher="Botanical Studies (Taipei, Taiwan)" pageId="0" pageNumber="13" pagination="62 - 69" refId="B9" refString="Ding, B, Nakamura, K, Kono, Y, Ho, MJ, Peng, CI, 2014. Begonia jinyunensis (Begoniaceae,section Platycentrum), a new palmately compound leaved species from Chongqing, China. Botanical Studies (Taipei, Taiwan) 55 (1): 62 - 69, DOI: https://doi.org/10.1186/s40529-014-0062-6" title="Begonia jinyunensis (Begoniaceae, section Platycentrum), a new palmately compound leaved species from Chongqing, China." url="https://doi.org/10.1186/s40529-014-0062-6" volume="55" year="2014">Ding et al. 2014</bibRefCitation>
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) (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Begonia lipingensis and B. circumlobata (E-H photos by Daike Tian) A-E Begonia lipingensis: A holotype (WU) (digitalised by Herbarium of Institut fur Botanik der Universitat Wien) B close-up view of type leaf C close-up of male flower from holotype, showing abaxial hairs on the middle of outer tepals D wild blooming plants E, F male flowers showing colour variation G, H Begonia circumlobata: adaxial (G) and abaxial (H) views showing variations of leaf lobes and colour in a single small population." figureDoi="10.3897/phytokeys.153.50805.figure3" httpUri="https://binary.pensoft.net/fig/432247" pageId="0" pageNumber="13">3G, H</figureCitation>
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). The leaves of most plants are pure green on two sides, while others may have deep green leaves with abxially red surface. Occasionally, variegated plants with white-spotted leaves could be seen in some populations such as in Huangsang National Nature Reserve of Suining, Hunan Province. Flowers can be white, whitish-pink, pink or nearly red (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Begonia lipingensis and B. circumlobata (E-H photos by Daike Tian) A-E Begonia lipingensis: A holotype (WU) (digitalised by Herbarium of Institut fur Botanik der Universitat Wien) B close-up view of type leaf C close-up of male flower from holotype, showing abaxial hairs on the middle of outer tepals D wild blooming plants E, F male flowers showing colour variation G, H Begonia circumlobata: adaxial (G) and abaxial (H) views showing variations of leaf lobes and colour in a single small population." figureDoi="10.3897/phytokeys.153.50805.figure3" httpUri="https://binary.pensoft.net/fig/432247" pageId="0" pageNumber="13">3D, E</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="13" type="distribution">
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<paragraph pageId="0" pageNumber="13">Distribution and phenology.</paragraph>
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<paragraph pageId="0" pageNumber="13">
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<taxonomicName authorityName="Hance, J. Bot. 21: 203, 1883 (Hance" authorityYear="1883" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia circumlobata" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia circumlobata</emphasis>
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</taxonomicName>
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is widely distributed in at least seven provinces of China, from western Hubei to Hunan, Jiangxi, Fujian, Guangdong, Guangxi and Guizhou, growing on flat areas, steep slopes or rock surfaces along or near stream and valley. Alt. 200-1230 m (Fig.
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Distribution map of B. circumlobata (including syn. B. lipingensis) Triangles show distribution based on specimens and field surveys and red triangles indicate type locality of B. circumlobata (Guangdong) and B. lipingensis (Guizhou), respectively." figureDoi="10.3897/phytokeys.153.50805.figure4" httpUri="https://binary.pensoft.net/fig/432248" pageId="0" pageNumber="13">4</figureCitation>
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). Flowering June to September, fruiting July to October.
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</paragraph>
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<caption doi="10.3897/phytokeys.153.50805.figure4" httpUri="https://binary.pensoft.net/fig/432248" pageId="0" pageNumber="13" start="Figure 4" startId="F4">
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<paragraph pageId="0" pageNumber="13">
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<emphasis bold="true" pageId="0" pageNumber="13">Figure 4.</emphasis>
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Distribution map of
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<taxonomicName lsidName="B. circumlobata" pageId="0" pageNumber="13" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">B. circumlobata</emphasis>
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</taxonomicName>
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(including syn.
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<taxonomicName lsidName="B. lipingensis" pageId="0" pageNumber="13" rank="species" species="lipingensis">
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<emphasis italics="true" pageId="0" pageNumber="13">B. lipingensis</emphasis>
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</taxonomicName>
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) Triangles show distribution based on specimens and field surveys and red triangles indicate type locality of
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<taxonomicName lsidName="B. circumlobata" pageId="0" pageNumber="13" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">B. circumlobata</emphasis>
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</taxonomicName>
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(Guangdong) and
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<taxonomicName lsidName="B. lipingensis" pageId="0" pageNumber="13" rank="species" species="lipingensis">
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<emphasis italics="true" pageId="0" pageNumber="13">B. lipingensis</emphasis>
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</taxonomicName>
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(Guizhou), respectively.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="13" type="conservation status">
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<paragraph pageId="0" pageNumber="13">Conservation status.</paragraph>
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<paragraph pageId="0" pageNumber="13">Least Concern (LC) due to wide distribution and usually large populations. However, in some places, a small number of plants with variegated leaves (adaxially white spots) have high value as ornamentals. Therefore, these variegated individuals may be over-collected by humans.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="13" type="remarks">
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<paragraph pageId="0" pageNumber="13">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="13">
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<taxonomicName authorityName="Hance, J. Bot. 21: 203, 1883 (Hance" authorityYear="1883" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia circumlobata" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia circumlobata</emphasis>
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</taxonomicName>
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has sparsely hairy leaf blades and outer tepals of male flowers (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Begonia lipingensis and B. circumlobata (E-H photos by Daike Tian) A-E Begonia lipingensis: A holotype (WU) (digitalised by Herbarium of Institut fur Botanik der Universitat Wien) B close-up view of type leaf C close-up of male flower from holotype, showing abaxial hairs on the middle of outer tepals D wild blooming plants E, F male flowers showing colour variation G, H Begonia circumlobata: adaxial (G) and abaxial (H) views showing variations of leaf lobes and colour in a single small population." figureDoi="10.3897/phytokeys.153.50805.figure3" httpUri="https://binary.pensoft.net/fig/432247" pageId="0" pageNumber="13">3C</figureCitation>
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). It is most similar to
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<taxonomicName lsidName="B. jinyunensis" pageId="0" pageNumber="13" rank="species" species="jinyunensis">
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<emphasis italics="true" pageId="0" pageNumber="13">B. jinyunensis</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="B. laminariae" pageId="0" pageNumber="13" rank="species" species="laminariae">
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<emphasis italics="true" pageId="0" pageNumber="13">B. laminariae</emphasis>
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</taxonomicName>
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, particularly in the morphology of its leaves, flowers and fruits.
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<taxonomicName authorityName="Hance, J. Bot. 21: 203, 1883 (Hance" authorityYear="1883" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Begonia circumlobata" order="Cucurbitales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="circumlobata">
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<emphasis italics="true" pageId="0" pageNumber="13">Begonia circumlobata</emphasis>
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</taxonomicName>
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|
is also easily confused with some individuals of
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<taxonomicName lsidName="B. pedatifida" pageId="0" pageNumber="13" rank="species" species="pedatifida">
|
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<emphasis italics="true" pageId="0" pageNumber="13">B. pedatifida</emphasis>
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</taxonomicName>
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|
<normalizedToken originalValue="Lév">Lev</normalizedToken>
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|
. (
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<bibRefCitation DOI="https://doi.org/10.1002/fedr.19090070108" author="Leveille, H" journalOrPublisher="Repertorium Specierum Novarum Regni Vegetabilis" pageId="0" pageNumber="13" pagination="20 - 23" refId="B28" refString="Leveille, H, 1909. Decades plantarum novarum XVI, in Fedde. Repertorium Specierum Novarum Regni Vegetabilis 7 (1-3): 20 - 23, DOI: https://doi.org/10.1002/fedr.19090070108" title="Decades plantarum novarum XVI, in Fedde." url="https://doi.org/10.1002/fedr.19090070108" volume="7" year="1909">
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<normalizedToken originalValue="Léveillé">Leveille</normalizedToken>
|
|
1909
|
|
</bibRefCitation>
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|
), particularly when examining herbarium specimens. Unpublished morphological and molecular data (Tian et al.) suggests that
|
|
<taxonomicName lsidName="B. jinyunensis" pageId="0" pageNumber="13" rank="species" species="jinyunensis">
|
|
<emphasis italics="true" pageId="0" pageNumber="13">B. jinyunensis</emphasis>
|
|
</taxonomicName>
|
|
should be treated as a subspecies of
|
|
<taxonomicName lsidName="B. circumlobata" pageId="0" pageNumber="13" rank="species" species="circumlobata">
|
|
<emphasis italics="true" pageId="0" pageNumber="13">B. circumlobata</emphasis>
|
|
</taxonomicName>
|
|
. At the same time, a study is ongoing concerning the taxonomic relationship of
|
|
<taxonomicName lsidName="B. circumlobata" pageId="0" pageNumber="13" rank="species" species="circumlobata">
|
|
<emphasis italics="true" pageId="0" pageNumber="13">B. circumlobata</emphasis>
|
|
</taxonomicName>
|
|
,
|
|
<taxonomicName lsidName="B. laminariae" pageId="0" pageNumber="13" rank="species" species="laminariae">
|
|
<emphasis italics="true" pageId="0" pageNumber="13">B. laminariae</emphasis>
|
|
</taxonomicName>
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|
Irmsch. (
|
|
<bibRefCitation author="Irmscher, E" journalOrPublisher="Notes from the Royal Botanic Garden Edinburgh" pageId="0" pageNumber="13" pagination="35 - 45" refId="B24" refString="Irmscher, E, 1951. Some new Chinese species of Begonia. Notes from the Royal Botanic Garden Edinburgh 21 (1): 35 - 45" title="Some new Chinese species of Begonia." volume="21" year="1951">Irmscher 1951</bibRefCitation>
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|
) and
|
|
<taxonomicName lsidName="B. pedatifida" pageId="0" pageNumber="13" rank="species" species="pedatifida">
|
|
<emphasis italics="true" pageId="0" pageNumber="13">B. pedatifida</emphasis>
|
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</taxonomicName>
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|
. Since plants with intermediate morphology amongst these three taxa exist in the wild, it appears that gene flow or natural hybridisation might occur between them.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |