201 lines
13 KiB
XML
201 lines
13 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.45.29374" ID-GBIF-Dataset="ce23afb8-32f5-497f-94a8-e94a28539b3a" ID-PMC="PMC6363720" ID-Pensoft-Pub="1314-4049--93" ID-PubMed="30733639" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1314-4049--93" ModsDocOrigin="MycoKeys " ModsDocTitle="New species and records of Pyxine (Caliciaceae) in China" checkinTime="1553125565485" checkinUser="pensoft" docAuthor="Yang, Mei-Xia, Wang, Xin-Yu, Liu, Dong, Zhang, Yan-Yun, Li, Li-Juan, Yin, An-Cheng, Scheidegger, Christoph & Wang, Li-Song" docDate="2019" docId="FA8A444B343722820435BF4DB0060704" docLanguage="en" docName="MycoKeys 45: 93-109" docOrigin="MycoKeys 45" docSource="http://dx.doi.org/10.3897/mycokeys.45.29374" docTitle="Pyxine flavicans M. X. Yang & Li S. Wang, sp. nov." docType="treatment" docVersion="4" lastPageNumber="93" masterDocId="395BFF0FFF9AFF84FF81FFA03D28FFF4" masterDocTitle="New species and records of Pyxine (Caliciaceae) in China" masterLastPageNumber="109" masterPageNumber="93" pageNumber="93" updateTime="1668136141304" updateUser="ExternalLinkService">
|
||
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo>
|
||
<mods:title>New species and records of Pyxine (Caliciaceae) in China</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Yang, Mei-Xia</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Wang, Xin-Yu</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Liu, Dong</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Zhang, Yan-Yun</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Li, Li-Juan</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Yin, An-Cheng</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Scheidegger, Christoph</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Wang, Li-Song</mods:namePart>
|
||
</mods:name>
|
||
<mods:typeOfResource>text</mods:typeOfResource>
|
||
<mods:relatedItem type="host">
|
||
<mods:titleInfo>
|
||
<mods:title>MycoKeys</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part>
|
||
<mods:date>2019</mods:date>
|
||
<mods:detail type="volume">
|
||
<mods:number>45</mods:number>
|
||
</mods:detail>
|
||
<mods:extent unit="page">
|
||
<mods:start>93</mods:start>
|
||
<mods:end>109</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:location>
|
||
<mods:url>http://dx.doi.org/10.3897/mycokeys.45.29374</mods:url>
|
||
</mods:location>
|
||
<mods:classification>journal article</mods:classification>
|
||
<mods:identifier type="DOI">http://dx.doi.org/10.3897/mycokeys.45.29374</mods:identifier>
|
||
<mods:identifier type="Pensoft-Pub">1314-4049--93</mods:identifier>
|
||
</mods:mods>
|
||
<treatment ID-GBIF-Taxon="154473714" LSID="urn:lsid:plazi:treatment:FA8A444B343722820435BF4DB0060704" httpUri="http://treatment.plazi.org/id/FA8A444B343722820435BF4DB0060704" lastPageNumber="93" pageId="0" pageNumber="93">
|
||
<subSubSection pageId="0" pageNumber="93" type="nomenclature">
|
||
<paragraph pageId="0" pageNumber="93">
|
||
<taxonomicName LSID="819956" authority="M. X. Yang & Li S. Wang" class="Lecanoromycetes" family="Physciaceae" genus="Pyxine" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Pyxine flavicans" order="Teloschistales" pageId="0" pageNumber="93" phylum="Ascomycota" rank="species" species="flavicans">Pyxine flavicans M. X. Yang & Li S. Wang</taxonomicName>
|
||
<taxonomicNameLabel pageId="0" pageNumber="93">sp. nov.</taxonomicNameLabel>
|
||
Figure 2
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="93" type="holotype">
|
||
<paragraph pageId="0" pageNumber="93">Holotype.</paragraph>
|
||
<paragraph pageId="0" pageNumber="93">
|
||
CHINA, YUNNAN PROVINCE, Nujiang Perf., Chide Vil., 1916 m elevation,
|
||
<geoCoordinate direction="north" orientation="latitude" precision="15" value="27.708889">27°42'32"N</geoCoordinate>
|
||
,
|
||
<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.72195">98°43'19"E</geoCoordinate>
|
||
, on
|
||
<taxonomicName class="Magnoliopsida" family="Juglandaceae" genus="Juglans" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Juglans" order="Fagales" pageId="0" pageNumber="93" phylum="Tracheophyta" rank="genus">Juglans</taxonomicName>
|
||
, 4 Aug 2015, L. S. Wang et al. KUN-L15-48196. GenBank accession No.: ITS = KY611884, mtSSU = KY751391.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="93" type="description">
|
||
<paragraph pageId="0" pageNumber="93">Description.</paragraph>
|
||
<paragraph pageId="0" pageNumber="93">
|
||
Thallus 5-9 cm wide, attached to closely adnate. Lobes radiating, plane to convex, but often slightly concave towards the tips, (0.5) 1-3 (4) mm wide, subround at the apices. Upper surface white-grey to celadon, sparsely pruinose at the lobe tips or epruinose, isidia and soredia absent. Medulla pale yellow above, white below. Lower surface black in the centre, paler towards the margin; rhizines dense, furcate. Apothecia common, (0.5) 0.8-1.5 (2) mm wide, constricted at base, plane to possibly convex; margin black. Hymenium height 80-120
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
; hypothecium light brown to brown, internal stipe
|
||
<normalizedToken originalValue="K–">K-</normalizedToken>
|
||
pale yellow to yellow; spores brown, two-celled, 18-20
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
6-8
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
. Upper cortex K+ yellowish,
|
||
<normalizedToken originalValue="UV–">UV-</normalizedToken>
|
||
; medulla
|
||
<normalizedToken originalValue="K–">K-</normalizedToken>
|
||
,
|
||
<normalizedToken originalValue="C–">C-</normalizedToken>
|
||
; containing atranorin, chloroatranorin (minor), zeorin and unknown terpenes.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="93" type="habitat">
|
||
<paragraph pageId="0" pageNumber="93">Habitat and distribution.</paragraph>
|
||
<paragraph pageId="0" pageNumber="93">
|
||
Growing on bark of
|
||
<taxonomicName class="Magnoliopsida" family="Fagaceae" genus="Quercus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Quercus" order="Fagales" pageId="0" pageNumber="93" phylum="Tracheophyta" rank="genus">Quercus</taxonomicName>
|
||
and
|
||
<taxonomicName class="Pinopsida" family="Pinaceae" genus="Picea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Picea" order="Pinales" pageId="0" pageNumber="93" phylum="Tracheophyta" rank="genus">Picea</taxonomicName>
|
||
spp. and on rocks around 1916-4000 m elevation in semi-arid environments; only known from south-western China.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="93" type="etymology">
|
||
<paragraph pageId="0" pageNumber="93">Etymology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="93">
|
||
The epithet
|
||
<taxonomicName lsidName="flavicans" pageId="0" pageNumber="93" rank="species" species="flavicans">flavicans</taxonomicName>
|
||
refers to the yellow medulla and internal stipe of the apothecia.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="93" type="notes">
|
||
<paragraph pageId="0" pageNumber="93">Notes.</paragraph>
|
||
<paragraph pageId="0" pageNumber="93">
|
||
<taxonomicName class="Lecanoromycetes" family="Caliciaceae" genus="Pyxine" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Pyxine flavicans" order="Caliciales" pageId="0" pageNumber="93" phylum="Ascomycota" rank="species" species="flavicans">Pyxine flavicans</taxonomicName>
|
||
is characterised by flat corticated yellowish-grey to brownish-grey thalli, a constricted base, a pale yellow medulla and the presence of atranorin.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="93">
|
||
This species resembles
|
||
<taxonomicName lsidName="P. berteriana" pageId="0" pageNumber="93" rank="species" species="berteriana">P. berteriana</taxonomicName>
|
||
in terms of lobe size, saxicolous habitat and internal stipe, but the latter has a yellow to yellowish-orange medulla and produces lichexanthone (
|
||
<bibRefCitation author="Hu, GR" journalOrPublisher="Mycotaxon" pageId="0" pageNumber="93" pagination="445 - 454" title="The lichen family Physciaceae (Ascomycota) in China VI. The genus Pyxine." volume="86" year="2003">Hu and Chen 2003</bibRefCitation>
|
||
).
|
||
<taxonomicName class="Lecanoromycetes" family="Caliciaceae" genus="Pyxine" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Pyxine flavicans" order="Caliciales" pageId="0" pageNumber="93" phylum="Ascomycota" rank="species" species="flavicans">Pyxine flavicans</taxonomicName>
|
||
is similar to
|
||
<taxonomicName lsidName="P. australiensis" pageId="0" pageNumber="93" rank="species" species="australiensis">P. australiensis</taxonomicName>
|
||
Kalb regarding the absence of soredia and isidia and both species are frequently lignicolous but occasionally grow on rocks. However,
|
||
<taxonomicName lsidName="P. flavicans" pageId="0" pageNumber="93" rank="species" species="flavicans">P. flavicans</taxonomicName>
|
||
differs from
|
||
<taxonomicName lsidName="P. australiensis" pageId="0" pageNumber="93" rank="species" species="australiensis">P. australiensis</taxonomicName>
|
||
in having marginal and laminal pseudocyphellae, lichexanthone and a white medulla in the stipe (
|
||
<bibRefCitation pageId="0" pageNumber="93">Elix 2009</bibRefCitation>
|
||
).
|
||
<taxonomicName class="Lecanoromycetes" family="Caliciaceae" genus="Pyxine" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Pyxine flavicans" order="Caliciales" pageId="0" pageNumber="93" phylum="Ascomycota" rank="species" species="flavicans">Pyxine flavicans</taxonomicName>
|
||
is similar to
|
||
<taxonomicName lsidName="P. himalayensis" pageId="0" pageNumber="93" rank="species" species="himalayensis">P. himalayensis</taxonomicName>
|
||
in terms of the type of apothecia and lack of lichexanthone. However,
|
||
<taxonomicName lsidName="P. himalayensis" pageId="0" pageNumber="93" rank="species" species="himalayensis">P. himalayensis</taxonomicName>
|
||
has a colourless internal stipe.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="93" type="materials_examined">
|
||
<paragraph pageId="0" pageNumber="93">Selected specimens examined (KUN).</paragraph>
|
||
<paragraph pageId="0" pageNumber="93">
|
||
CHINA: SICHUAN PROVINCE: Muli Co., 2850 m elev., on
|
||
<taxonomicName class="Pinopsida" family="Pinaceae" genus="Pinus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pinus yunnanensis" order="Pinales" pageId="0" pageNumber="93" phylum="Tracheophyta" rank="species" species="yunnanensis">Pinus yunnanensis</taxonomicName>
|
||
, 23 Aug 1983, L. S. Wang 83-1869(A); XIZANG PROVINCE: Chayu Co., along the road from Muruo Vil. to Bingzhongluo, 3833 m elev.,
|
||
<geoCoordinate direction="north" orientation="latitude" precision="1" value="28.59635">28°35.781'N</geoCoordinate>
|
||
,
|
||
<geoCoordinate direction="east" orientation="longitude" precision="1" value="98.106735">98°06.404'E</geoCoordinate>
|
||
, on
|
||
<taxonomicName class="Pinopsida" family="Pinaceae" genus="Pinus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pinus armandii" order="Pinales" pageId="0" pageNumber="93" phylum="Tracheophyta" rank="species" species="armandii">Pinus armandii</taxonomicName>
|
||
, 26 Sep 2014, L. S. Wang et al. 14-46763; YUNNAN PROVINCE: Jianchuan Co., Shibao Mt., 2620 m elev.,
|
||
<geoCoordinate direction="north" orientation="latitude" precision="1" value="26.382">26°22.920'N</geoCoordinate>
|
||
,
|
||
<geoCoordinate direction="east" orientation="longitude" precision="1" value="99.830185">99°49.811'E</geoCoordinate>
|
||
, on bark, 24 Jun 2014, L. S. Wang et al. 14-43995; Nujiang Co., Chide Vil., 1916 m elev.,
|
||
<geoCoordinate direction="north" orientation="latitude" precision="1" value="27.709002">27°42'32.40"N</geoCoordinate>
|
||
,
|
||
<geoCoordinate direction="east" orientation="longitude" precision="1" value="98.72183">98°43'18.59"E</geoCoordinate>
|
||
, on
|
||
<taxonomicName class="Magnoliopsida" family="Juglandaceae" genus="Juglans" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Juglans" order="Fagales" pageId="0" pageNumber="93" phylum="Tracheophyta" rank="genus">Juglans</taxonomicName>
|
||
, 4 Aug 2015, L. S. Wang et al. 15-48196.
|
||
</paragraph>
|
||
<caption pageId="0" pageNumber="93">
|
||
<paragraph pageId="0" pageNumber="93">
|
||
Figure 2.
|
||
<taxonomicName class="Lecanoromycetes" family="Caliciaceae" genus="Pyxine" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Pyxine flavicans" order="Caliciales" pageId="0" pageNumber="93" phylum="Ascomycota" rank="species" species="flavicans">Pyxine flavicans</taxonomicName>
|
||
(KUN-L 15-48196) photographed by Li-Song Wang and Meixia Yang. A habit B yellow internal stipe of apothecia C hymenium D ascospores from GAW (glycerine:alcohol:water=1:1:1). Scale bars: 5 cm (A); 0.5 cm (B); 100
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
(C); 20
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
(D).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |