treatments-xml/data/46/E7/62/46E762A96C975D8D8D6942A4D8EF6DCD.xml
2024-06-21 12:35:10 +02:00

379 lines
31 KiB
XML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.212.89347" ID-Pensoft-Pub="1314-2003-212-13" ID-Pensoft-UUID="F2D27C3DD93A5B1E8F3E9EB3BB611B63" ModsDocID="1314-2003-212-13" checkinTime="1666907273241" checkinUser="pensoft" docAuthor="Yu, Jiang-Hong, Zhang, Wen-Di, Qin, Fei, Xia, Chang-Ying, Qin, Ying, An, Ming-Tai, Gadagkar, Sudhindra R. &amp; Yu, Sheng-Xiang" docDate="2022" docId="46E762A96C975D8D8D6942A4D8EF6DCD" docLanguage="en" docName="PhytoKeys 212: 13-27" docOrigin="PhytoKeys 212" docPubDate="2022-10-27" docSource="http://dx.doi.org/10.3897/phytokeys.212.89347" docTitle="Impatiens yunlingensis S. X. Yu, Chang Y. Xia &amp; J. H. Yu 2022, sp. nov." docType="treatment" docVersion="1" id="F2D27C3DD93A5B1E8F3E9EB3BB611B63" lastPageNumber="13" masterDocId="F2D27C3DD93A5B1E8F3E9EB3BB611B63" masterDocTitle="Impatiens yunlingensis (Balsaminaceae), a new species from Yunnan, China" masterLastPageNumber="27" masterPageNumber="13" pageNumber="13" updateTime="1666907273241" updateUser="pensoft">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Impatiens yunlingensis (Balsaminaceae), a new species from Yunnan, China</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Yu, Jiang-Hong</mods:namePart>
<mods:affiliation>College of Forestry, Guizhou University, Guiyang 550025, China &amp; State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Zhang, Wen-Di</mods:namePart>
<mods:affiliation>State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China &amp; University of Chinese Academy of Sciences, Beijing 100049, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Qin, Fei</mods:namePart>
<mods:affiliation>State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China &amp; University of Chinese Academy of Sciences, Beijing 100049, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Xia, Chang-Ying</mods:namePart>
<mods:affiliation>State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China &amp; Biomedical Sciences, College of Graduate Studies, Midwestern University, Arizona 85308, USA &amp; College of Veterinary Medicine, Midwestern University, Glendale, Arizona 85308, USA</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Qin, Ying</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-2683-206X</mods:nameIdentifier>
<mods:affiliation>School of Life Sciences, Southwest University, Chongqing 400715, China &amp; Chongqing Key Laboratory of Plant Resource Conservation and Germplasm Innovation, Chongqing 400715, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>An, Ming-Tai</mods:namePart>
<mods:affiliation>College of Forestry, Guizhou University, Guiyang 550025, China</mods:affiliation>
<mods:nameIdentifier type="email">gdanmingtai@126.com</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Gadagkar, Sudhindra R.</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-2830-380X</mods:nameIdentifier>
<mods:affiliation>Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and the Chinese Academy of Sciences, Guilin 541006, China</mods:affiliation>
<mods:nameIdentifier type="email">sgadag@midwestern.edu</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Yu, Sheng-Xiang</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-5823-2870</mods:nameIdentifier>
<mods:affiliation>State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China &amp; University of Chinese Academy of Sciences, Beijing 100049, China</mods:affiliation>
<mods:nameIdentifier type="email">yushengxiang@ibcas.ac.cn</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>PhytoKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2022</mods:date>
<mods:detail type="pubDate">
<mods:number>2022-10-27</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>212</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>13</mods:start>
<mods:end>27</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.212.89347</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.212.89347</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-212-13</mods:identifier>
<mods:identifier type="Pensoft-UUID">F2D27C3DD93A5B1E8F3E9EB3BB611B63</mods:identifier>
</mods:mods>
<treatment LSID="urn:lsid:plazi:treatment:46E762A96C975D8D8D6942A4D8EF6DCD" httpUri="http://treatment.plazi.org/id/46E762A96C975D8D8D6942A4D8EF6DCD" lastPageNumber="13" pageId="0" pageNumber="13">
<subSubSection pageId="0" pageNumber="13" type="nomenclature">
<paragraph pageId="0" pageNumber="13">
<taxonomicName LSID="46E762A9-6C97-5D8D-8D69-42A4D8EF6DCD" authority="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityName="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityYear="2022" class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens yunlingensis" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="yunlingensis" status="sp. nov.">Impatiens yunlingensis S.X. Yu, Chang Y. Xia &amp; J.H. Yu</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="13">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="description">
<paragraph pageId="0" pageNumber="13">
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Impatiens yunlingensis S. X. Yu, Chang Y. Xia &amp; J. H. Yu, sp. nov. A branch with leaves, flowers and capsules B flower, front view C flower, lateral view D outer lateral sepal E inner lateral sepal F lower sepal G dorsal petal H lateral united petals (H 1) basal lobe (H 2) distal lobe I filaments and anthers J capsules (Drawing by Wen-Hong Lin)." figureDoi="10.3897/phytokeys.212.89347.figure1" httpUri="https://binary.pensoft.net/fig/762592" pageId="0" pageNumber="13">Figs 1</figureCitation>
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. A-F Impatiens yunlingensis A habitat B plant C branch with flower D flower, front view E flower, lateral view F flower anatomy (a) dorsal petal (b) lateral united petals (c) outer lateral sepal (d) inner lateral sepal (e) lower sepal (f) filaments and anthers G Impatiens delavayi branch with flowers H Impatiens delavayi flower." figureDoi="10.3897/phytokeys.212.89347.figure2" httpUri="https://binary.pensoft.net/fig/762593" pageId="0" pageNumber="13">, 2</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="diagnosis">
<paragraph pageId="0" pageNumber="13">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="13">
Similar to
<taxonomicName lsidName="I. delavayi" pageId="0" pageNumber="13" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">I. delavayi</emphasis>
</taxonomicName>
Franchet, in having coarsely crenate leave margin, bracts in the upper part, ca. 4/5 length of the pedicels, saccate lower sepal with shallowly bifid spur, but differs from
<taxonomicName lsidName="I. delavayi" pageId="0" pageNumber="13" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">I. delavayi</emphasis>
</taxonomicName>
with lateral sepals 4 (vs. 2) and lateral united petal basal lobes subtriangular (vs. dolabriform).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="materials_examined">
<paragraph pageId="0" pageNumber="13">
<typeStatus>Type</typeStatus>
.
</paragraph>
<paragraph pageId="0" pageNumber="13">
<materialsCitation collectingDate="2018-10-07" country="China" county="Deqen County" elevation="1780" latitude="28.183332" location="Yongzhi Village" longLatPrecision="1233" longitude="98.816666" municipality="Yunling Township" specimenCount="1" stateProvince="Yunnan" typeStatus="holotype">
<collectingCountry name="China">China</collectingCountry>
.
<collectingRegion country="China" name="Yunnan">Yunnan</collectingRegion>
:
<collectingCounty>
<normalizedToken originalValue="Dêqên">Deqen</normalizedToken>
County
</collectingCounty>
,
<collectingMunicipality>Yunling Township</collectingMunicipality>
,
<location LSID="urn:lsid:plazi:treatment:46E762A96C975D8D8D6942A4D8EF6DCD:230727EC249C27335639BE9A8EE41892" country="China" county="Deqen County" latitude="28.183332" longLatPrecision="1233" longitude="98.816666" municipality="Yunling Township" name="Yongzhi Village" stateProvince="Yunnan">Yongzhi Village</location>
, understory and along river, alt.
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.78" unit="m" value="1780.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.78" unit="m" value="1780.0">1780 m</elevation>
</quantity>
,
<geoCoordinate degrees="28" direction="north" minutes="11" orientation="latitude" precision="925" value="28.183332">28°11'N</geoCoordinate>
,
<geoCoordinate degrees="98" direction="east" minutes="49" orientation="longitude" precision="925" value="98.816666">98°49'E</geoCoordinate>
,
<collectingDate value="2018-10-07">07 Oct. 2018</collectingDate>
, Shengxiang Yu, Changying Xia, Xuexue Wu and Xiaxing Liu 9998 (
<typeStatus>holotype</typeStatus>
: PE, isotype: IBK)
</materialsCitation>
.
</paragraph>
<caption doi="10.3897/phytokeys.212.89347.figure1" httpUri="https://binary.pensoft.net/fig/762592" pageId="0" pageNumber="13" start="Figure 1" startId="F1">
<paragraph pageId="0" pageNumber="13">
<emphasis bold="true" pageId="0" pageNumber="13">Figure 1.</emphasis>
<taxonomicName authorityName="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityYear="2022" class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens yunlingensis" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens yunlingensis</emphasis>
</taxonomicName>
S.X. Yu, Chang Y. Xia &amp; J.H. Yu, sp. nov.
<emphasis bold="true" pageId="0" pageNumber="13">A</emphasis>
branch with leaves, flowers and capsules
<emphasis bold="true" pageId="0" pageNumber="13">B</emphasis>
flower, front view
<emphasis bold="true" pageId="0" pageNumber="13">C</emphasis>
flower, lateral view
<emphasis bold="true" pageId="0" pageNumber="13">D</emphasis>
outer lateral sepal
<emphasis bold="true" pageId="0" pageNumber="13">E</emphasis>
inner lateral sepal
<emphasis bold="true" pageId="0" pageNumber="13">F</emphasis>
lower sepal
<emphasis bold="true" pageId="0" pageNumber="13">G</emphasis>
dorsal petal
<emphasis bold="true" pageId="0" pageNumber="13">H</emphasis>
lateral united petals (H1) basal lobe (H2) distal lobe
<emphasis bold="true" pageId="0" pageNumber="13">I</emphasis>
filaments and anthers
<emphasis bold="true" pageId="0" pageNumber="13">J</emphasis>
capsules (Drawing by Wen-Hong Lin).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="description">
<paragraph pageId="0" pageNumber="13">Description.</paragraph>
<paragraph pageId="0" pageNumber="13">Annual herb, 50-70 cm tall. Stems slender, erect, branched, or simple, glabrous; inferior nodes swollen, glabrous. Leaves alternate; lower and middle leaves petiolate, upper leaves sessile or subsessile; petiole 2-3 cm long, slender, purplish or pale green, glabrous, glandless; leave blade, 5-8 cm long, 3-5 cm wide, broadly ovate or ovate-orbicular, base cordate, apex obtuse, margin coarsely crenate, thinly membranous, glabrous; lateral vein 5-7 pairs; margin coarsely crenate. Lower and middle leaves petiolate; petiole 2-3 cm long, glabrous, purplish, slender; Racemes in upper axils, 2-3-flowered; peduncles 2-4 cm long, slender. Pedicels 1-3 cm long, glabrous, purplish, bracteate below flowers; bracts ovate, in the upper part, ca. 4/5 length of the pedicels, ca. 1 mm wide, 1-3 mm long, acute, persistent. Flowers purplish, large, 2.5-3.5 cm deep. Lateral sepals 4; outer 2 large, 1-1.5 cm long, ca. 1 cm wide, 1-3 mm long, obliquely ovate, inequilateral, apex acute, glabrous, purplish; inner 2 small, 2-4 mm long, 1-1.5 mm wide, oblong, apex acuminate glabrous, purplish or pale green. Lower sepal 2-2.5 cm deep, 1.5-2 mm wide, 2.5-3 cm long, saccate, purplish red, abruptly narrowed into an incurved spur; spur short, ca. 1 cm long, shallowly bifid. Dorsal petal 8-12 mm long, 10-15 mm wide, orbiculate, base truncate, apex rounded, glabrous, purple, midrib thickened. Lateral united petals 2.5-3 cm long, 2-lobed; basal lobes ca. 1 cm long, 5 mm wide, subtriangular, apex obtuse, glabrous, purplish; distal lobes 2.5-3 cm long, 8-12 mm wide, triangular, apex acute glabrous, purplish or buff; auricle inflexed. Stamens 5, anthers obtuse. Capsule linear, 3-4 cm long, five carpels, many seeds per locule. Seeds elliptic-oblong, tuberculate.</paragraph>
<caption doi="10.3897/phytokeys.212.89347.figure2" httpUri="https://binary.pensoft.net/fig/762593" pageId="0" pageNumber="13" start="Figure 2" startId="F2">
<paragraph pageId="0" pageNumber="13">
<emphasis bold="true" pageId="0" pageNumber="13">Figure 2.</emphasis>
<emphasis bold="true" pageId="0" pageNumber="13">A-F</emphasis>
<taxonomicName authorityName="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityYear="2022" class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens yunlingensis" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens yunlingensis</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="13">A</emphasis>
habitat
<emphasis bold="true" pageId="0" pageNumber="13">B</emphasis>
plant
<emphasis bold="true" pageId="0" pageNumber="13">C</emphasis>
branch with flower
<emphasis bold="true" pageId="0" pageNumber="13">D</emphasis>
flower, front view
<emphasis bold="true" pageId="0" pageNumber="13">E</emphasis>
flower, lateral view
<emphasis bold="true" pageId="0" pageNumber="13">F</emphasis>
flower anatomy (a) dorsal petal (b) lateral united petals (c) outer lateral sepal (d) inner lateral sepal (e) lower sepal (f) filaments and anthers
<emphasis bold="true" pageId="0" pageNumber="13">G</emphasis>
<taxonomicName class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens delavayi" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens delavayi</emphasis>
</taxonomicName>
branch with flowers
<emphasis bold="true" pageId="0" pageNumber="13">H</emphasis>
<taxonomicName class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens delavayi" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens delavayi</emphasis>
</taxonomicName>
flower.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="phenology">
<paragraph pageId="0" pageNumber="13">Phenology.</paragraph>
<paragraph pageId="0" pageNumber="13">Flowering occurs from September to October, fruiting from September to November.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="distribution">
<paragraph pageId="0" pageNumber="13">Distribution and ecology.</paragraph>
<paragraph pageId="0" pageNumber="13">
This species is only known to be found in
<normalizedToken originalValue="Dêqên">Deqen</normalizedToken>
County, Yunnan, China (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Geographical distribution of Impatiens yunlingensis." figureDoi="10.3897/phytokeys.212.89347.figure3" httpUri="https://binary.pensoft.net/fig/762594" pageId="0" pageNumber="13">3</figureCitation>
); under evergreen broadleaf forests and along the river; alt. 1780-2500 m.
</paragraph>
<caption doi="10.3897/phytokeys.212.89347.figure3" httpUri="https://binary.pensoft.net/fig/762594" pageId="0" pageNumber="13" start="Figure 3" startId="F3">
<paragraph pageId="0" pageNumber="13">
<emphasis bold="true" pageId="0" pageNumber="13">Figure 3.</emphasis>
Geographical distribution of
<taxonomicName authorityName="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityYear="2022" class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens yunlingensis" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens yunlingensis</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="conservation status">
<paragraph pageId="0" pageNumber="13">Conservation status.</paragraph>
<paragraph pageId="0" pageNumber="13">
<taxonomicName authorityName="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityYear="2022" class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens yunlingensis" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens yunlingensis</emphasis>
</taxonomicName>
is only known from the type locality with two middle-sized populations in an area that has been severely disturbed by overgrazing. Based on lack of additional local studies, we consider its status as Data Deficient [DD] (
<bibRefCitation author="Hooker, JD" journalOrPublisher="Nouvelles archives du Museum d'histoire naturelle de Paris" pageId="0" pageNumber="13" publicationUrl="http://cmsdocs.s3.amazonaws.com/RedListGuidelines.pdf" refId="B13" refString="2017. . http://cmsdocs.s3.amazonaws.com/RedListGuidelines.pdf" url="http://cmsdocs.s3.amazonaws.com/RedListGuidelines.pdf" year="2017">IUCN 2017</bibRefCitation>
). However, since the Hengduan Mountains are characterized by the high diversity of narrow-ranged species, including endemic, threatened, rare, and nationally protected species (
<bibRefCitation DOI="https://doi.org/10.17520/biods.2017156" author="Qin, HN" journalOrPublisher="Biodiversity Science" pageId="0" pageNumber="13" pagination="745 - 757" refId="B21" refString="Qin, HN, Zhao, LN, Yu, SX, Liu, HY, Liu, B, Xia, NH, Hua, P, 2017. Evaluating the endangerment status of China's angiosperms through the red list assessment. Biodiversity Science 25 (7): 745 - 757, DOI: https://doi.org/10.17520/biods.2017156" title="Evaluating the endangerment status of China's angiosperms through the red list assessment." url="https://doi.org/10.17520/biods.2017156" volume="25" year="2017">Qin et al. 2017</bibRefCitation>
;
<bibRefCitation DOI="https://doi.org/10.1016/j.pld.2017.09.004" author="Sun, H" journalOrPublisher="Plant Diversity" pageId="0" pageNumber="13" pagination="161 - 166" refId="B28" refString="Sun, H, Zhang, JW, Tao, D, Boufford, DE, 2017. Origins and evolution of plant diversity in the Hengduan Mountains, China. Plant Diversity 39 (4): 161 - 166, DOI: https://doi.org/10.1016/j.pld.2017.09.004" title="Origins and evolution of plant diversity in the Hengduan Mountains, China." url="https://doi.org/10.1016/j.pld.2017.09.004" volume="39" year="2017">Sun et al. 2017</bibRefCitation>
;
<bibRefCitation DOI="https://doi.org/10.1016/j.biocon.2018.11.010" author="Xu, Y" journalOrPublisher="Biological Conservation" pageId="0" pageNumber="13" pagination="30 - 37" refId="B36" refString="Xu, Y, Huang, JH, Lu, XH, Zang, RG, 2019. Priorities and conservation gaps across three biodiversity dimensions of rare and endangered plant species in China. Biological Conservation 229: 30 - 37, DOI: https://doi.org/10.1016/j.biocon.2018.11.010" title="Priorities and conservation gaps across three biodiversity dimensions of rare and endangered plant species in China." url="https://doi.org/10.1016/j.biocon.2018.11.010" volume="229" year="2019">Xu et al. 2019</bibRefCitation>
), all of which have been considered as a conservation priority for its global biodiversity hotspot and high species richness (
<bibRefCitation DOI="https://doi.org/10.1038/35002501" author="Myers, N" journalOrPublisher="Nature" pageId="0" pageNumber="13" pagination="853 - 858" refId="B19" refString="Myers, N, Mittermeier, RA, Mittermeier, CG, Da Fonseca, GA, Kent, J, 2000. Biodiversity hotspots for conservation priorities. Nature 403 (6772): 853 - 858, DOI: https://doi.org/10.1038/35002501" title="Biodiversity hotspots for conservation priorities." url="https://doi.org/10.1038/35002501" volume="403" year="2000">Myers et al. 2000</bibRefCitation>
;
<bibRefCitation DOI="https://doi.org/10.1126/science.1127609" author="Brooks, TM" journalOrPublisher="Science" pageId="0" pageNumber="13" pagination="58 - 61" refId="B2" refString="Brooks, TM, Mittermeier, RA, Da Fonseca, GAB, Gerlach, J, Hoffmann, M, Lamoreux, JF, Mittermeier, CG, Pilgrim, JD, Rodrigues, ASL, 2006. Global Biodiversity Conservation Priorities. Science 313 (5783): 58 - 61, DOI: https://doi.org/10.1126/science.1127609" title="Global Biodiversity Conservation Priorities." url="https://doi.org/10.1126/science.1127609" volume="313" year="2006">Brooks et al. 2006</bibRefCitation>
;
<bibRefCitation DOI="https://doi.org/10.1016/j.biocon.2018.11.010" author="Xu, Y" journalOrPublisher="Biological Conservation" pageId="0" pageNumber="13" pagination="30 - 37" refId="B36" refString="Xu, Y, Huang, JH, Lu, XH, Zang, RG, 2019. Priorities and conservation gaps across three biodiversity dimensions of rare and endangered plant species in China. Biological Conservation 229: 30 - 37, DOI: https://doi.org/10.1016/j.biocon.2018.11.010" title="Priorities and conservation gaps across three biodiversity dimensions of rare and endangered plant species in China." url="https://doi.org/10.1016/j.biocon.2018.11.010" volume="229" year="2019">Xu et al. 2019</bibRefCitation>
). The conservation status of this apparently rare and narrow-ranged species is of high concern.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="etymology">
<paragraph pageId="0" pageNumber="13">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="13">
The specific epithet '
<emphasis italics="true" pageId="0" pageNumber="13">yunlingensis</emphasis>
' refers to the locality of the type specimen, Yunling Township,
<normalizedToken originalValue="Dêqên">Deqen</normalizedToken>
County, Yunnan, China.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="additional specimen examined">
<paragraph pageId="0" pageNumber="13">Additional specimen examined.</paragraph>
<paragraph pageId="0" pageNumber="13">
<emphasis bold="true" pageId="0" pageNumber="13">
<emphasis italics="true" pageId="0" pageNumber="13">Paratype</emphasis>
.
</emphasis>
China. Yunnan:
<normalizedToken originalValue="Dêqên">Deqen</normalizedToken>
County, Yunling Township, Shualao Village; hillside and understory, alt. 2500 m,
<geoCoordinate degrees="28" direction="north" minutes="09" orientation="latitude" precision="925" value="28.15">28°09'N</geoCoordinate>
,
<geoCoordinate degrees="98" direction="east" minutes="47" orientation="longitude" precision="925" value="98.78333">98°47'E</geoCoordinate>
, 07 Oct. 2018, Shengxiang Yu, Changying Xia, Xuexue Wu and Xiaxing Liu 10002 (PE).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="13" type="description">
<paragraph pageId="0" pageNumber="13">Seed description and palynology.</paragraph>
<paragraph pageId="0" pageNumber="13">
Seeds of
<taxonomicName lsidName="I. yunlingensis" pageId="0" pageNumber="13" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">I. yunlingensis</emphasis>
</taxonomicName>
are elliptic-oblong, with a size of 2.6
<normalizedToken originalValue="×">x</normalizedToken>
1.9 mm, L (long) / W (wide) = 1.37 (Fig.
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Scanning electron microscope images of seeds and pollen grains A-C seeds of Impatiens yunlingensis D-F seeds of I. delavayi G-I pollen grains of I. yunlingensis J-L pollen grains of I. delavayi." figureDoi="10.3897/phytokeys.212.89347.figure4" httpUri="https://binary.pensoft.net/fig/762595" pageId="0" pageNumber="13">4 A-C</figureCitation>
). The surface is equipped with coarse tubercular ornamentation mostly covered by grain-shaped appendages. While the seeds of
<taxonomicName lsidName="I. delavayi" pageId="0" pageNumber="13" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">I. delavayi</emphasis>
</taxonomicName>
are also elliptic-oblong, with a size of 3.5
<normalizedToken originalValue="×">x</normalizedToken>
2.3 mm, L (long) / W (wide) = 1.52 (Fig.
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Scanning electron microscope images of seeds and pollen grains A-C seeds of Impatiens yunlingensis D-F seeds of I. delavayi G-I pollen grains of I. yunlingensis J-L pollen grains of I. delavayi." figureDoi="10.3897/phytokeys.212.89347.figure4" httpUri="https://binary.pensoft.net/fig/762595" pageId="0" pageNumber="13">4 D-F</figureCitation>
), the surface contains coarse tubercular ornamentation glabrous and no grain shaped appendages on the top. Pollen grains of both
<taxonomicName lsidName="I. yunlingensis" pageId="0" pageNumber="13" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">I. yunlingensis</emphasis>
</taxonomicName>
and
<taxonomicName lsidName="I. delavayi" pageId="0" pageNumber="13" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">I. delavayi</emphasis>
</taxonomicName>
are tetracolpate, elliptic in polar view, exine with irregular reticulate ornamentation, and granules in lumina.
<taxonomicName authorityName="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityYear="2022" class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens yunlingensis" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens yunlingensis</emphasis>
</taxonomicName>
pollen size (E1
<normalizedToken originalValue="×">x</normalizedToken>
E2: length of long equatorial axis
<normalizedToken originalValue="×">x</normalizedToken>
length of short equatorial axis) is 28.05
<normalizedToken originalValue="×">x</normalizedToken>
16.67
<normalizedToken originalValue="μm">μm</normalizedToken>
(Fig.
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Scanning electron microscope images of seeds and pollen grains A-C seeds of Impatiens yunlingensis D-F seeds of I. delavayi G-I pollen grains of I. yunlingensis J-L pollen grains of I. delavayi." figureDoi="10.3897/phytokeys.212.89347.figure4" httpUri="https://binary.pensoft.net/fig/762595" pageId="0" pageNumber="13">4 G-I</figureCitation>
), while it is 27.78
<normalizedToken originalValue="×">x</normalizedToken>
17.50
<normalizedToken originalValue="μm">μm</normalizedToken>
(E1
<normalizedToken originalValue="×">x</normalizedToken>
E2) for
<taxonomicName lsidName="I. delavayi" pageId="0" pageNumber="13" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">I. delavayi</emphasis>
</taxonomicName>
(Fig.
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Scanning electron microscope images of seeds and pollen grains A-C seeds of Impatiens yunlingensis D-F seeds of I. delavayi G-I pollen grains of I. yunlingensis J-L pollen grains of I. delavayi." figureDoi="10.3897/phytokeys.212.89347.figure4" httpUri="https://binary.pensoft.net/fig/762595" pageId="0" pageNumber="13">4J-L</figureCitation>
) (Suppl. material 1: Table S2).
</paragraph>
<caption doi="10.3897/phytokeys.212.89347.figure4" httpUri="https://binary.pensoft.net/fig/762595" pageId="0" pageNumber="13" start="Figure 4" startId="F4">
<paragraph pageId="0" pageNumber="13">
<emphasis bold="true" pageId="0" pageNumber="13">Figure 4.</emphasis>
Scanning electron microscope images of seeds and pollen grains
<emphasis bold="true" pageId="0" pageNumber="13">A-C</emphasis>
seeds of
<taxonomicName authorityName="S. X. Yu, Chang Y. Xia &amp; J. H. Yu" authorityYear="2022" class="Magnoliopsida" family="Balsaminaceae" genus="Impatiens" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Impatiens yunlingensis" order="Ericales" pageId="0" pageNumber="13" phylum="Tracheophyta" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">Impatiens yunlingensis</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="13">D-F</emphasis>
seeds of
<taxonomicName lsidName="I. delavayi" pageId="0" pageNumber="13" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">I. delavayi</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="13">G-I</emphasis>
pollen grains of
<taxonomicName lsidName="I. yunlingensis" pageId="0" pageNumber="13" rank="species" species="yunlingensis">
<emphasis italics="true" pageId="0" pageNumber="13">I. yunlingensis</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="13">J-L</emphasis>
pollen grains of
<taxonomicName lsidName="I. delavayi" pageId="0" pageNumber="13" rank="species" species="delavayi">
<emphasis italics="true" pageId="0" pageNumber="13">I. delavayi</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
</subSubSection>
</treatment>
</document>