170 lines
12 KiB
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170 lines
12 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.172.62749" ID-GBIF-Dataset="0836c4e7-3b45-4097-8675-e14f3537fb72" ID-GBIF-Taxon="177318547" ID-Pensoft-Pub="1314-2003-172-67" ID-Pensoft-UUID="44250C9746D55290A0DDBADFE3F7FB58" ModsDocID="1314-2003-172-67" checkinTime="1612984327891" checkinUser="pensoft" docAuthor="Dai, Xiao-Song, Min, Dao-Zhang, Yang, Bo, Wu, Ding & Li, Bo" docDate="2021" docId="B83D381A18FD5BCEA3B07F3173C69FD4" docLanguage="en" docName="PhytoKeys 172: 67-73" docOrigin="PhytoKeys 172" docPubDate="2021-02-10" docSource="http://dx.doi.org/10.3897/phytokeys.172.62749" docTitle="Parnassia xinganensis C. Z. Gao & G. Z. Li 1983" docType="treatment" docVersion="2" id="44250C9746D55290A0DDBADFE3F7FB58" lastPageNumber="67" masterDocId="44250C9746D55290A0DDBADFE3F7FB58" masterDocTitle="Taxonomic note of Parnassia (Celastraceae) in China II: population surveys reveal that P. guilinensis is conspecific to P. xinganensis" masterLastPageNumber="73" masterPageNumber="67" pageId="0" pageNumber="67" updateTime="1643426478970" 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>Taxonomic note of Parnassia (Celastraceae) in China II: population surveys reveal that P. guilinensis is conspecific to P. xinganensis</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>Dai, Xiao-Song</mods:namePart>
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<mods:affiliation>Jiangxi Key Laboratory of Plant Resources and Biodiversity, Jingdezhen University, Jingdezhen 333000, China & School of Life Sciences, Nanchang University, Nanchang 330031, 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:namePart>Min, Dao-Zhang</mods:namePart>
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<mods:affiliation>Research Centre of Ecological Sciences, College of Agronomy, Jiangxi Agricultural University, Nanchang 330045, 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>Yang, Bo</mods:namePart>
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<mods:affiliation>Jiangxi Key Laboratory of Plant Resources and Biodiversity, Jingdezhen University, Jingdezhen 333000, 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>Wu, Ding</mods:namePart>
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<mods:affiliation>Jiangxi Key Laboratory of Plant Resources and Biodiversity, Jingdezhen University, Jingdezhen 333000, China</mods:affiliation>
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<mods:nameIdentifier type="email">parnassia@126.com</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>Li, Bo</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-1628-8128</mods:nameIdentifier>
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<mods:affiliation>Research Centre of Ecological Sciences, College of Agronomy, Jiangxi Agricultural University, Nanchang 330045, China</mods:affiliation>
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<mods:nameIdentifier type="email">hanbolijx@163.com</mods:nameIdentifier>
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<mods:typeOfResource>text</mods:typeOfResource>
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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>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-02-10</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>172</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>67</mods:start>
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<mods:end>73</mods:end>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.172.62749</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.172.62749</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-172-67</mods:identifier>
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<mods:identifier type="Pensoft-UUID">44250C9746D55290A0DDBADFE3F7FB58</mods:identifier>
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<treatment ID-GBIF-Taxon="177318547" LSID="urn:lsid:plazi:treatment:B83D381A18FD5BCEA3B07F3173C69FD4" httpUri="http://treatment.plazi.org/id/B83D381A18FD5BCEA3B07F3173C69FD4" lastPageNumber="67" pageId="0" pageNumber="67">
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<subSubSection pageId="0" pageNumber="67" type="nomenclature">
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<paragraph pageId="0" pageNumber="67">
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<taxonomicName LSID="B83D381A-18FD-5BCE-A3B0-7F3173C69FD4" authority="C. Z. Gao & G. Z. Li, 1983: 19." authorityName="C. Z. Gao & G. Z. Li" authorityYear="1983" class="Magnoliopsida" family="Parnassiaceae" genus="Parnassia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Parnassia xinganensis" order="Celastrales" pageId="0" pageNumber="67" phylum="Tracheophyta" rank="species" species="xinganensis">Parnassia xinganensis C.Z. Gao & G.Z. Li, 1983: 19.</taxonomicName>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Type specimens of Parnassia xinganensis (A) and P. guilinensis (B)." figureDoi="10.3897/phytokeys.172.62749.figure1" httpUri="https://binary.pensoft.net/fig/507584" pageId="0" pageNumber="67">Figs 1</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Morphological comparisons between Parnassia xinganensis (A 1 - A 5) and P. guilinensis (B 1 - B 5) collected from their type localities of Mao'er Mountain at altitudes of 1200 m and 580 m, respectively A 1, B 1 habitat A 2, B 2 flower A 3, B 3 calyces, staminodes and ovary A 4, B 4 petals A 5, B 5 variation of staminodes." figureDoi="10.3897/phytokeys.172.62749.figure2" httpUri="https://binary.pensoft.net/fig/507585" pageId="0" pageNumber="67">, 2</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="67" type="materials_examined">
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<paragraph pageId="0" pageNumber="67">Type.</paragraph>
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<paragraph pageId="0" pageNumber="67">
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China. Guangxi: Guilin City,
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<normalizedToken originalValue="Xing’an">Xing'an</normalizedToken>
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County,
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<normalizedToken originalValue="Mao’er">Mao'er</normalizedToken>
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Mountain, streamsides in valleys, alt. 1200 m, 11 December 1978,
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<emphasis italics="true" pageId="0" pageNumber="67">G.Z.Li 62923</emphasis>
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(holotype: IBK00185227!; isotype: IBK00200466!).
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</paragraph>
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<paragraph pageId="0" pageNumber="67">
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=
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<taxonomicName authorityName="G. Z. Li & S. C. Tang" authorityYear="1999" class="Magnoliopsida" family="Parnassiaceae" genus="Parnassia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Parnassia guilinensis" order="Celastrales" pageId="0" pageNumber="67" phylum="Tracheophyta" rank="species" species="guilinensis">
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<emphasis italics="true" pageId="0" pageNumber="67">Parnassia guilinensis</emphasis>
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</taxonomicName>
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G.Z. Li & S.C. Tang, syn. nov. Type: China. Guangxi: Guilin City,
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<normalizedToken originalValue="Xing’an">Xing'an</normalizedToken>
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County,
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<normalizedToken originalValue="Mao’er">Mao'er</normalizedToken>
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Mountain, streamsides, alt. 580 m, 23 August 1998,
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<emphasis italics="true" pageId="0" pageNumber="67">G.Z.Li & S.C.Tang M93</emphasis>
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(holotype: IBK00200636!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="67" type="description">
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<paragraph pageId="0" pageNumber="67">Description.</paragraph>
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<paragraph pageId="0" pageNumber="67">
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Perennial herbs, glabrous. Rhizome sympodial, robust. Stems 1-8, 5-20 cm tall, usually with 1 cauline leaf near middle. Basal leaves (4-) 8-13 (-22); petiole (1-) 4.5-6.5 (-9.5) cm long; leaf blade elliptic, obovate-elliptic, oblong-ovate to ovate, abaxially gray-white, adaxially green, (1-) 3-5.5 (-7.5)
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<normalizedToken originalValue="×">x</normalizedToken>
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(0.8-) 1.5-2.5(-3) cm, inconspicuously 5-7-veined on both surfaces, midvein prominent, base rounded, subtruncate to cuneate, apex obtuse to acute. Cauline leaf sessile, amplexicaul, ovate or ovate-triangular, 0.9-2.4
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5-1.6 cm. Flowers 1.5-2.3 cm in diam.; hypanthium shortly campanulate or inconspicuous. Sepals green, elliptic to ovate, 3.7-5.2
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<normalizedToken originalValue="×">x</normalizedToken>
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2.3-3.7 mm, 5-veined, margin entire, apex obtuse. Petals spreading, white, elliptic to broadly obovate, 8.5-12
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<normalizedToken originalValue="×">x</normalizedToken>
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6.8-8.3 mm, 5-veined basally, base attenuate into a claw, 2-3 mm long, margin entire or slightly undulate, apex rounded, obtuse or emarginate. Anthers ellipsoid; filaments 2-7 mm long; staminodes flat, 3-3.5 mm long, 3-5-branched to middle, branchedes globose glandular at apex. Ovary superior, greenish, ovoid, slightly sunken into hypanthium; styles short, ca. 1-1.5 mm long; stigma 3-lobed, lobes oblong, spreading. Capsule ovoid, trigonous, 5-10 mm long, 3-valved. Seeds minute, oblong, ca. 1 mm long.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="67" type="phenology">
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<paragraph pageId="0" pageNumber="67">Phenology.</paragraph>
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<paragraph pageId="0" pageNumber="67">Flowering - late June to November; fruiting - August to December.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="67" type="distribution">
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<paragraph pageId="0" pageNumber="67">Distribution and habitat.</paragraph>
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<paragraph pageId="0" pageNumber="67">
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The species is endemic to northeastern Guangxi Province (recorded only in
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<normalizedToken originalValue="Xing’an">Xing'an</normalizedToken>
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County and Ziyuan County), China, and grows in clefts of the moist rocks along streams or under waterfalls, at an elevation of 400-1350 m.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="67" type="materials_examined">
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<paragraph pageId="0" pageNumber="67">Additional specimens examined.</paragraph>
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<paragraph pageId="0" pageNumber="67">
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China. Guangxi: Guilin City,
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<normalizedToken originalValue="Xing’an">Xing'an</normalizedToken>
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County,
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<normalizedToken originalValue="Mao’er">Mao'er</normalizedToken>
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Mountain, streamsides, moist rocks in valleys, alt. 580 m, 23 August 1998,
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<emphasis italics="true" pageId="0" pageNumber="67">G.Z.Li & S.C.Tang M211</emphasis>
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(IBK00200637!); under forests, alt. 611 m, 29 September 2014,
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<emphasis italics="true" pageId="0" pageNumber="67">
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<normalizedToken originalValue="Xing’an">Xing'an</normalizedToken>
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Expedition 450325140929020LY
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</emphasis>
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(GXMG0110865!); Ziyuan County,
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<normalizedToken originalValue="Mao’er">Mao'er</normalizedToken>
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Mountain, on rocks under forests, near streams, 6 December 1980,
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<emphasis italics="true" pageId="0" pageNumber="67">G.Z.Li 10120</emphasis>
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(IBK!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="67" type="conservation status">
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<paragraph pageId="0" pageNumber="67">Conservation status.</paragraph>
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<paragraph pageId="0" pageNumber="67">
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At present,
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<taxonomicName genus="P." lsidName="P. xinganensis" pageId="0" pageNumber="67" rank="species" species="xinganensis">
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<emphasis italics="true" pageId="0" pageNumber="67">P. xinganensis</emphasis>
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</taxonomicName>
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has been reported only from two counties in northeastern Guangxi Province of China. Based on our field investigations, there are numerous mature individuals and young seedlings which could be easily discovered along streams and under waterfalls, indicating the population survives and regenerates well. Additionally, the
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<normalizedToken originalValue="Mao’er">Mao'er</normalizedToken>
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Mountain has been projected to a national nature reserve of China in 2003, and ranks among one of the earliest national nature reserves founded in Guangxi Province. It is apparent that the species will not be severely affected by human activities, thus we propose to list
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<taxonomicName genus="P." lsidName="P. xinganensis" pageId="0" pageNumber="67" rank="species" species="xinganensis">
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<emphasis italics="true" pageId="0" pageNumber="67">P. xinganensis</emphasis>
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</taxonomicName>
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as Least Concern (LC) according to the IUCN Red List categories and criteria (
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<bibRefCitation author="IUCN" journalOrPublisher="Guihaia" pageId="0" pageNumber="67" refId="B3" refString="IUCN, 2017. Guidelines for using the IUCN red list categories and criteria, ver. 13. IUCN Species Survival Commission." title="Guidelines for using the IUCN red list categories and criteria, ver. 13. IUCN Species Survival Commission." year="2017">IUCN 2017</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |