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<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.68.53264" ID-GBIF-Dataset="3425c768-5f26-4d6e-8156-b2863b9b7e76" ID-PMC="PMC7334244" ID-Pensoft-Pub="1314-4049-68-49" ID-Pensoft-UUID="EB4D7C773441540081E96920F318F89F" ID-PubMed="32675938" ModsDocID="1314-4049-68-49" checkinTime="1593208605939" checkinUser="pensoft" docAuthor="Wang, Chao-Qun, Li, Tai-Hui, Zhang, Ming, He, Xiao-Lan, Qin, Wei-Qiang, Liu, Tie-Zhi, Zeng, Nian-Kai, Wang, Xiang-Hua, Liu, Jian-Wei, Wei, Tie-Zheng, Xu, Jiang, Li, Yue-Qiu &amp; Shen, Ya-Heng" docDate="2020" docId="8138DC8F140A5B26820F544333CBF0CF" docLanguage="en" docName="MycoKeys 68: 49-73" docOrigin="MycoKeys 68" docSource="http://dx.doi.org/10.3897/mycokeys.68.53264" docTitle="Hygrophorus hedrychii K. Kult, Ceska Mykol. 10 (4): 232 1956" docType="treatment" docVersion="5" id="EB4D7C773441540081E96920F318F89F" lastPageNumber="49" masterDocId="EB4D7C773441540081E96920F318F89F" masterDocTitle="Hygrophorus subsection Hygrophorus (Hygrophoraceae, Agaricales) in China" masterLastPageNumber="73" masterPageNumber="49" pageNumber="49" updateTime="1732710135282" updateUser="ExternalLinkService">
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<mods:title id="D187AD1CA57192826B0F233D8433F152">Hygrophorus subsection Hygrophorus (Hygrophoraceae, Agaricales) in China</mods:title>
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<mods:namePart id="076E0AD804495F9A1F002B8D147755F1">Wang, Chao-Qun</mods:namePart>
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<mods:namePart id="326982ED902E83A1E3D2E20130299034">Li, Tai-Hui</mods:namePart>
<mods:affiliation id="C28E6466F8F4787862F928069D1C16D8">Guangdong Provincial Key Laboratory of Microbial Culture Collection and Application, State Key Laboratory of Applied Microbiology Southern China, Guangdong Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou 510070, Guangdong, China</mods:affiliation>
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<mods:namePart id="3C3543E6DEA3A90232E60B2C5235AE67">Zhang, Ming</mods:namePart>
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<mods:namePart id="CBE6650DCD75511F4DF8CBE0CAB55978">He, Xiao-Lan</mods:namePart>
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<mods:namePart id="F9C6F638B3F0FDB060B2E3864261EBC9">Qin, Wei-Qiang</mods:namePart>
<mods:affiliation id="A2F476F598631A2C63C2BDC0D263F6FE">Jishou University, Zhangjiajie 427000, Hunan, China</mods:affiliation>
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<mods:namePart id="E01B343205574D59BE06FEE19A3985FE">Liu, Tie-Zhi</mods:namePart>
<mods:affiliation id="0A9F2EC7F0865B1FE43F6A7B152DD2B1">College of Life Sciences, Chifeng University, Chifeng 024000, Inner Mongolia, China</mods:affiliation>
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<mods:affiliation id="36EB6BA1E81B94E31D57E8796DC8ADB4">College of Pharmacy-Transgenic Laboratory, Hainan Medical University, Haikou 571199, Hainan, China</mods:affiliation>
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<mods:affiliation id="3519FB20D47E6A56A644A770DAB5726B">Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, China</mods:affiliation>
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<mods:namePart id="31BE8721F918ECE9C020358351913F86">Liu, Jian-Wei</mods:namePart>
<mods:affiliation id="16E5B347126DE278F38CC872F671E88B">Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, China</mods:affiliation>
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<mods:namePart id="84524D8CA9F159B551B8152A264F8CB8">Wei, Tie-Zheng</mods:namePart>
<mods:affiliation id="74B67A366EE8397ACC87C2F8C2D5A167">State Key Laboratory of Mycology, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100101, China</mods:affiliation>
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<mods:namePart id="EC35F427316C549A8CD0A1FA6FEDA456">Xu, Jiang</mods:namePart>
<mods:affiliation id="51DF4A3A003117B15C5A6738E42AFA13">Guangdong Provincial Key Laboratory of Microbial Culture Collection and Application, State Key Laboratory of Applied Microbiology Southern China, Guangdong Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou 510070, Guangdong, China</mods:affiliation>
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<mods:namePart id="7592B7F7D2D088AF2227E467AB8A4CAA">Li, Yue-Qiu</mods:namePart>
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<mods:namePart id="A06BE9F0368702690D2436FE818D7025">Shen, Ya-Heng</mods:namePart>
<mods:affiliation id="293D7A3B4CC37A1EF1CB90C6B1250BCD">Guangdong Provincial Key Laboratory of Microbial Culture Collection and Application, State Key Laboratory of Applied Microbiology Southern China, Guangdong Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou 510070, Guangdong, China</mods:affiliation>
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<mods:date id="D9DE1D95CBBD7CAA2F960E85ECB3BFC5">2020</mods:date>
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<treatment id="8138DC8F140A5B26820F544333CBF0CF" ID-GBIF-Taxon="164807326" LSID="urn:lsid:plazi:treatment:8138DC8F140A5B26820F544333CBF0CF" httpUri="http://treatment.plazi.org/id/8138DC8F140A5B26820F544333CBF0CF" lastPageNumber="49" pageId="0" pageNumber="49" scope_family="Hygrophoraceae" scope_order="Agaricales">
<subSubSection id="283D9DA436D72FC532FE5DA396DFE32E" pageId="0" pageNumber="49" type="nomenclature">
<paragraph id="A47ED0366A4E575A01865B0A3A42AC39" pageId="0" pageNumber="49">
<taxonomicName id="46DAF2AC1B98ADBD2A2EF175A486B2D0" ID-CoL="3NBZP" LSID="8138DC8F-140A-5B26-820F-544333CBF0CF" authority="(Helen.) K. Kult, Ceska Mykol. 10 (4): 232 (1956)" authorityName="K. Kult, Ceska Mykol. 10 (4): 232" authorityYear="1956" baseAuthorityName="Helen." baseAuthorityYear="1956" class="Agaricomycetes" family="Hygrophoraceae" genus="Hygrophorus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Hygrophorus hedrychii" order="Agaricales" pageId="0" pageNumber="49" phylum="Basidiomycota" rank="species" species="hedrychii">
Hygrophorus hedrychii (Helen.) K. Kult,
<normalizedToken id="982E49AFFC843551B00DB94D6FEE4E39" originalValue="Česká">Ceska</normalizedToken>
Mykol. 10(4): 232 (1956)
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<figureCitation id="EF225892C41217DC592B078B5F8E7EA4" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Hygrophorus hedrychii. a Basidiospores b Basidia c Basidiomata (CFSZ 2851) d Basidiomata (CFSZ 18159) e Basidiomata (CFSZ 18269) f Sold at a local market, named as &quot; baizhenmo &quot;." figureDoi="10.3897/mycokeys.68.53264.figure8" httpUri="https://binary.pensoft.net/fig/425725" pageId="0" pageNumber="49">Figure 8</figureCitation>
</paragraph>
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<subSubSection id="CFF6CCA3221141034E751AFD47A856FB" pageId="0" pageNumber="49" type="description">
<paragraph id="7989C91DB3201F329F765BF20D2249C1" pageId="0" pageNumber="49">Description.</paragraph>
<paragraph id="5EA1DEB65E2353315209B1361A3D791D" pageId="0" pageNumber="49">
<emphasis id="8A4506372E5D9DFD564C15046E14C1C7" italics="true" pageId="0" pageNumber="49">Pileus</emphasis>
10-50 mm broad when dried, subglobose when young, becoming hemispherical, convex to nearly plane when mature; margin incurved when young, even, expanded to sometimes slightly upturned when mature; surface covered with a thick layer of transparent and sticky materials, white, with pinkish (7A2) to yellowish (4A2) tones or cream colour (1A2) on the disc.
<emphasis id="70705E87E38D36A14DAD673875BECCD7" italics="true" pageId="0" pageNumber="49">Lamellae</emphasis>
adnate to short decurrent, white at first, changing to pinkish-white (7A2) or pale yellow (4A3) or cream colour (1A2), waxy, with 1-3 lamellulae between two entire lamellae.
<emphasis id="58642EB73E10ED3FD7A8B388C4E5262A" italics="true" pageId="0" pageNumber="49">Stipe</emphasis>
20-85
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3-10 mm when dried, cylindrical or nearly so, often thinner at apex, usually slightly enlarged at base, uneven, with white short fibrils at apex, sometimes longitudinally lacerated when mature, covered with a layer of transparent sticky materials, white, changing to orange white (5A2, 6A2) where touched.
<emphasis id="39D75FEF5D818A4D40B5345A8C987BEB" italics="true" pageId="0" pageNumber="49">Context</emphasis>
thick, white when young, pale to pinkish-yellow when mature, with
<taxonomicName id="FAA30C21C14A834A74FDCCFADFE32E78" class="Insecta" family="Cossidae" genus="Cossus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cossus" order="Lepidoptera" pageId="0" pageNumber="49" phylum="Arthropoda" rank="genus">
<emphasis id="FE9F7673FAE1FE48CC0221EE05636528" italics="true" pageId="0" pageNumber="49">Cossus</emphasis>
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smell.
</paragraph>
<paragraph id="86D16A68CFF192C2F48E399B600E4A55" pageId="0" pageNumber="49">
<emphasis id="63CE5E052F1325BF23D4C68599667144" italics="true" pageId="0" pageNumber="49">Basidiospores</emphasis>
(6)7-8(9)
<normalizedToken id="5C2E04006BC4AAC37CFCC0354A8501E1" originalValue="×">x</normalizedToken>
(3.5)4-4.5(5)
<normalizedToken id="F69668E8FCA5B13FF3F4711A30BE4401" originalValue="µm">µm</normalizedToken>
, Q = 1.5-2(2.3), Qm = 1.8, ellipsoid to subcylindrical, colourless, thin-walled, smooth.
<emphasis id="F22D0E57823EB0780A5FB6BE3A1B0C50" italics="true" pageId="0" pageNumber="49">Basidia</emphasis>
30-40
<normalizedToken id="19C5B90D0737619186DCFD2BC1C7D27A" originalValue="×">x</normalizedToken>
6-9
<normalizedToken id="92E400A01D53B9C2B6793DE1A52BA33F" originalValue="µm">µm</normalizedToken>
, Q = 4.1-5.7, clavate, 4-spored; sterigmata 4-5
<normalizedToken id="F5183E607A062B81C935AF3174B3469C" originalValue="µm">µm</normalizedToken>
long; basal clamp connections common.
<emphasis id="DA4A8516A75EE485463E01C3FEE93687" italics="true" pageId="0" pageNumber="49">Pileipellis</emphasis>
an ixotrichoderm, composed of septate hyphae, covered with a gelatinous layer; hyphae thin-walled, 4-5
<normalizedToken id="5DB6BD967EDF3D9C7A75138E997B280B" originalValue="μm">μm</normalizedToken>
wide.
<emphasis id="97ABF06AC02696E497007263C292982C" italics="true" pageId="0" pageNumber="49">Stipitipellis</emphasis>
a trichoderm; hyphae 7-10
<normalizedToken id="22F2FCDF9A9C0CE3741D4FE6E28FA5C6" originalValue="μm">μm</normalizedToken>
wide, light yellowish-brown intracellular pigment presented in a few hyphae when immersed in 5% KOH solution.
<emphasis id="04EE2C5B65A9D13E0536074AB42D7E01" italics="true" pageId="0" pageNumber="49">Hymenophoral trama</emphasis>
composed of septate, thin-walled and cylindrical hyaline hyphae, size 58-105
<normalizedToken id="C780DDEF73117D94C3EB94662B076A14" originalValue="×">x</normalizedToken>
3-23
<normalizedToken id="8E1475BBC66E1BDF42B3F61463F33252" originalValue="μm">μm</normalizedToken>
.
<emphasis id="F58CF61F04927DE8425DFC4C2F095C88" italics="true" pageId="0" pageNumber="49">Clamp connections</emphasis>
present.
</paragraph>
<caption id="1744EE81CE96210AD37E7DEB0F596786" doi="10.3897/mycokeys.68.53264.figure8" httpUri="https://binary.pensoft.net/fig/425725" pageId="0" pageNumber="49" start="Figure 8" startId="F8">
<paragraph id="B982A8CE596D0F598C446CA9FF9F318B" pageId="0" pageNumber="49">
<emphasis id="C06F83F64FB914FAA079AA0B2733F7C2" bold="true" pageId="0" pageNumber="49">Figure 8.</emphasis>
<taxonomicName id="9A28D4842A59FEFAC618A11158F2344E" authorityName="K. Kult, Ceska Mykol. 10 (4): 232" authorityYear="1956" baseAuthorityName="Helen." class="Agaricomycetes" family="Hygrophoraceae" genus="Hygrophorus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Hygrophorus hedrychii" order="Agaricales" pageId="0" pageNumber="49" phylum="Basidiomycota" rank="species" species="hedrychii">
<emphasis id="8627082801011E5637440F05B7728958" italics="true" pageId="0" pageNumber="49">Hygrophorus hedrychii</emphasis>
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.
<emphasis id="4168B585273C59386152132D5ABDB461" bold="true" pageId="0" pageNumber="49">a</emphasis>
Basidiospores
<emphasis id="C77B5995EE9B3696CD0BDD9F7E85E878" bold="true" pageId="0" pageNumber="49">b</emphasis>
Basidia
<emphasis id="1E7772798D14311901CA4D0A47C8A47C" bold="true" pageId="0" pageNumber="49">c</emphasis>
Basidiomata (CFSZ2851)
<emphasis id="D6C715F88860FA945AE18C78E77B3C0E" bold="true" pageId="0" pageNumber="49">d</emphasis>
Basidiomata (CFSZ18159)
<emphasis id="0AC7B156134B11750FEC6634D878AF09" bold="true" pageId="0" pageNumber="49">e</emphasis>
Basidiomata (CFSZ18269)
<emphasis id="89FBC45D4547E944FF0A1FC1CDEA7CD2" bold="true" pageId="0" pageNumber="49">f</emphasis>
Sold at a local market, named as
<normalizedToken id="CFB897AC1A4D3F33EF8F547ADC89D920" originalValue="“baizhenmo”">&quot;baizhenmo&quot;</normalizedToken>
.
</paragraph>
</caption>
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<paragraph id="9B72A690514502DD777C51A1F60F99D2" pageId="0" pageNumber="49">Habit, habitat and distribution.</paragraph>
<paragraph id="A6E423719BEEB11F63D01200BAD627D2" pageId="0" pageNumber="49">
Scattered to gregarious in the north temperate forests dominated by
<taxonomicName id="E1719F4AEECF5555C133E457554BCC6F" class="Magnoliopsida" family="Betulaceae" genus="Betula" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Betula" order="Fagales" pageId="0" pageNumber="49" phylum="Tracheophyta" rank="genus">
<emphasis id="52B7FA1F90AA62FC8D0FF6332F6163E3" italics="true" pageId="0" pageNumber="49">Betula</emphasis>
</taxonomicName>
, known from north-eastern China (this study), as well as from Europe where the species was firstly discovered.
</paragraph>
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<subSubSection id="4791780EFA01FA314A45AD3852388CB6" pageId="0" pageNumber="49" type="materials_examined">
<paragraph id="F7A093F6E7EC7696EA8E608E3F9C6788" pageId="0" pageNumber="49">Specimens examined.</paragraph>
<paragraph id="30B1A8E724A2DA9EE5A461461DBBD944" pageId="0" pageNumber="49">China, Inner Mongolia Autonomous Region, Chifeng City, Harqin Banner, Wangyedian village, 30 August 2007, T.Z. Liu (CFSZ2851); ibidem, 8 August 2017, T.Z. Liu, Y.Q. Guang &amp; N. Liu (CFSZ18159); Hexigten Banner, Jingpeng Town, 15 August 2017, T.Z. Liu &amp; G.L. Yu (CFSZ18269).</paragraph>
</subSubSection>
<subSubSection id="4215435F0C23409D098F80F1DCD2E5D7" pageId="0" pageNumber="49" type="remarks">
<paragraph id="88E74C7048DEBC43F94C288E99A52282" pageId="0" pageNumber="49">Remarks.</paragraph>
<paragraph id="80DDF6B881B170BFDDF13BD18284918B" pageId="0" pageNumber="49">
Macroscopically,
<taxonomicName id="F9EDA47F424F736C4634997649BDFD17" authorityName="K. Kult, Ceska Mykol. 10 (4): 232" authorityYear="1956" baseAuthorityName="Helen." class="Agaricomycetes" family="Hygrophoraceae" genus="Hygrophorus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Hygrophorus hedrychii" order="Agaricales" pageId="0" pageNumber="49" phylum="Basidiomycota" rank="species" species="hedrychii">
<emphasis id="3E0014B253CDF6B9C88558E500594D3F" italics="true" pageId="0" pageNumber="49">Hygrophorus hedrychii</emphasis>
</taxonomicName>
is a distinctive waxycap, which is relatively easily recognised in the field by its white pileus disc and lamellae changing to pale ochraceous pink when mature and the host association with birch. Microscopically, the Chinese specimens agree with the descriptions by
<bibRefCitation id="29945BAE29D0565E3300D14F1D559E1F" DOI="https://doi.org/10.1017/S0953756204000310" author="Larsson, E" journalOrPublisher="Mycological Research" pageId="0" pageNumber="49" pagination="781 - 786" refId="B11" refString="Larsson, E, Jacobsson, S, 2004. Controversy over Hygrophorus cossus settled using ITS sequence data from 200 year-old type material. Mycological Research 108: 781 - 786, DOI: https://doi.org/10.1017/S0953756204000310" title="Controversy over Hygrophorus cossus settled using ITS sequence data from 200 year-old type material." url="https://doi.org/10.1017/S0953756204000310" volume="108" year="2004">Larsson and Jacobsson (2004)</bibRefCitation>
for the Swedish samples and
<bibRefCitation id="E0E9A3BD978C6791B088B267A45E9CCA" author="Campo, E" pageId="0" pageNumber="49" refId="B3" refString="Campo, E, 2015. Hygrophorus, Hygrocybe e Cuphophyllus del Friuli Venezia Giulia. Gruppo Mycologico Sacilese, 1-181." title="Hygrophorus, Hygrocybe e Cuphophyllus del Friuli Venezia Giulia. Gruppo Mycologico Sacilese, 1 - 181." year="2015">Campo (2015)</bibRefCitation>
for the French collections. Molecular phylogenetically, they are also identical to the European species. The Chinese samples from Inner Mongolia are traded as edible fungi at some local markets. The European
<taxonomicName id="22D25F86C3A0017E085A7234A37F062E" lsidName="H. hedrychii" pageId="0" pageNumber="49" rank="species" species="hedrychii">
<emphasis id="76D035C60416B35264F48F45342D2532" italics="true" pageId="0" pageNumber="49">H. hedrychii</emphasis>
</taxonomicName>
was not, however, treated as an edible mushroom (Larsson, personal communication). This difference may indicate different dietary habits in different areas.
</paragraph>
</subSubSection>
</treatment>
</document>