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<document id="CBCA7FD73671F380512FA9C73595AF33" ID-DOI="10.11646/phytotaxa.440.2.5" ID-ISSN="1179-3163" ID-Zenodo-Dep="13872269" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="guilherme" IM.materialsCitations_approvedBy="guilherme" IM.metadata_approvedBy="guilherme" IM.tables_requiresApprovalFor="GgImagineBatch,operationResults" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="guilherme" checkinTime="1727811354032" checkinUser="felipe" docAuthor="Wang, Xulei, Sun, Zhongmin, Xia, Bangmei &amp; Wang, Guangce" docDate="2020" docId="4F4D2E5FFFF9FF8EFF26FF4B58F3FCE2" docLanguage="en" docName="phytotaxa.440.2.5.pdf" docOrigin="Phytotaxa 440 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.440.2.5" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Aphanta asiatica X. L. Wang, Z. M. Sun &amp; G. C. Wang 2020, sp. nov." docType="treatment" docVersion="2" lastPageNumber="166" masterDocId="B3745627FFFAFF89FFAEFFBF5846FE6E" masterDocTitle="Aphanta asiatica sp. nov. (Orthogonacladiaceae, Rhodophyta), a new species from the Asia-Pacific region with the first description of reproductive structures in this genus" masterLastPageNumber="170" masterPageNumber="159" pageNumber="162" updateTime="1741983187413" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="2731828F204EEFEB773FB8D2C4238C44">Aphanta asiatica sp. nov. (Orthogonacladiaceae, Rhodophyta), a new species from the Asia-Pacific region with the first description of reproductive structures in this genus</mods:title>
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<mods:namePart id="EFED048735835C9685CC1E3A321EB119">Wang, Xulei</mods:namePart>
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<mods:namePart id="05F4EB9F93A4E3D97DCAA2CA1663511E">Sun, Zhongmin</mods:namePart>
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<mods:affiliation id="2E515B319D4888967CAC79B1C5D6EA9F">Department of Marine Organism Taxonomy and Phylogeny, Institute of Oceanology, Chinese Academy of Sciences, Qingdao 266071, China</mods:affiliation>
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<mods:namePart id="6D6BD322117294B70F1A2232DEB8FB5C">Xia, Bangmei</mods:namePart>
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<mods:affiliation id="0D695D3EF6888776778491465A143360">Department of Marine Organism Taxonomy and Phylogeny, Institute of Oceanology, Chinese Academy of Sciences, Qingdao 266071, China</mods:affiliation>
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<mods:namePart id="BCD4C48D750783DED81A2BC586EA2F87">Wang, Guangce</mods:namePart>
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<mods:affiliation id="912CC077D082A5D22CF105894839FC49">Key Laboratory of Experimental Marine Biology, Center for Ocean Mega-Science, Institute of Oceanology, Chinese Academy of Sciences, Qingdao 266071, China &amp; Laboratory for Marine Biology and Biotechnology, Qingdao National Laboratory for Marine Science and Technology, Qingdao 266071, China</mods:affiliation>
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<taxonomicName id="00E4E4CAFFF9FF8AFF26FF4B5AA2FF61" authority="X.L. Wang, Z.M. Sun &amp; G.C. Wang" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[136,740,244,271]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="3" pageNumber="162" phylum="Rhodophyta" rank="species" species="asiatica" status="sp. nov.">
<emphasis id="F590435BFFF9FF8AFF26FF4B5901FF60" box="[136,327,244,270]" italics="true" pageId="3" pageNumber="162">Aphanta asiatica</emphasis>
X.L. Wang, Z.M. Sun &amp; G.C. Wang
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<emphasis id="F590435BFFF9FF8AFD40FF4A5B7BFF60" box="[750,829,245,270]" italics="true" pageId="3" pageNumber="162">sp. nov</emphasis>
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<figureCitation id="5FDF83CCFFF9FF8AFCFAFF4B5B83FF60" box="[852,965,244,270]" captionStart-0="FIGURES 19" captionStart-1="FIGURES 1014" captionStart-2="FIGURES 1522" captionStartId-0="3.[136,243,1537,1559]" captionStartId-1="4.[136,243,1598,1620]" captionStartId-2="5.[136,243,1305,1327]" captionTargetBox-0="[158,1430,436,1509]" captionTargetBox-1="[257,1329,190,1574]" captionTargetBox-2="[215,1372,190,1280]" captionTargetId-0="figure-80@3.[158,1430,436,1509]" captionTargetId-1="figure-26@4.[257,1329,190,1574]" captionTargetId-2="figure-19@5.[215,1372,190,1280]" captionTargetPageId-0="3" captionTargetPageId-1="4" captionTargetPageId-2="5" captionText-0="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." captionText-1="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." captionText-2="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi-0="http://doi.org/10.5281/zenodo.15028376" figureDoi-1="http://doi.org/10.5281/zenodo.13872273" figureDoi-2="http://doi.org/10.5281/zenodo.13872275" httpUri-0="https://zenodo.org/record/15028376/files/figure.png" httpUri-1="https://zenodo.org/record/13872273/files/figure.png" httpUri-2="https://zenodo.org/record/13872275/files/figure.png" pageId="3" pageNumber="162">Figs 122</figureCitation>
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,
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<materialsCitation id="778C9514FFF9FF8AFCA5FE375B2EFFF3" box="[779,872,392,413]" collectedFrom="on subtidal rocks" collectingDate="2019-08-30" collectionCode="SY, CJ" collectorName="X. L. Wang" country="China" latitude="18.30245833" location="Hongtang Bay" longitude="109.26576944" municipality="Sanya City" pageId="3" pageNumber="162" specimenCode="SY134-3" specimenCount="1" stateProvince="Hainan Province" typeStatus="paratype">
<specimenCode id="97423732FFF9FF8AFCA5FE375B22FFF3" box="[779,868,392,413]" pageId="3" pageNumber="162">SY134-3</specimenCode>
,
</materialsCitation>
<materialsCitation id="778C9514FFF9FF8AFCC0FE375B90FFF0" box="[878,982,392,414]" collectedFrom="on subtidal rocks" collectingDate="2019-08-30" collectionCode="SY, CJ" collectorName="X. L. Wang" country="China" latitude="18.30245833" location="Hongtang Bay" longitude="109.26576944" municipality="Sanya City" pageId="3" pageNumber="162" specimenCode="JPN-X5-1" specimenCount="1" stateProvince="Hainan Province" typeStatus="paratype">
<specimenCode id="97423732FFF9FF8AFCC0FE375B94FFF0" box="[878,978,392,414]" pageId="3" pageNumber="162">JPN-X5-1</specimenCode>
,
</materialsCitation>
<materialsCitation id="778C9514FFF9FF8AFC75FE375C05FFF0" box="[987,1091,392,414]" collectedFrom="on subtidal rocks" collectingDate="2019-08-30" collectionCode="SY, CJ" collectorName="X. L. Wang" country="China" latitude="18.30245833" location="Hongtang Bay" longitude="109.26576944" municipality="Sanya City" pageId="3" pageNumber="162" specimenCode="JPN-X5-2" specimenCount="1" stateProvince="Hainan Province" typeStatus="paratype">
<specimenCode id="97423732FFF9FF8AFC75FE375C79FFF0" box="[987,1087,392,414]" pageId="3" pageNumber="162">JPN-X5-2</specimenCode>
,
</materialsCitation>
and
<materialsCitation id="778C9514FFF9FF8AFBDFFE375C93FFF0" box="[1137,1237,392,414]" collectedFrom="on subtidal rocks" collectingDate="2019-08-30" collectionCode="SY, CJ" collectorName="X. L. Wang" country="China" latitude="18.30245833" location="Hongtang Bay" longitude="109.26576944" municipality="Sanya City" pageId="3" pageNumber="162" specimenCode="JPN-X5-3" specimenCount="1" stateProvince="Hainan Province" typeStatus="paratype">
<specimenCode id="97423732FFF9FF8AFBDFFE375C93FFF0" box="[1137,1237,392,414]" pageId="3" pageNumber="162">JPN-X5-3</specimenCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<caption id="939BCFC1FFF9FF8AFF26F9BE5D68F661" ID-DOI="http://doi.org/10.5281/zenodo.15028376" ID-Zenodo-Dep="15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162" startId="3.[136,243,1537,1559]" subCaptionStartIDs="3.[136,171,1573,1595] 3.[136,171,1609,1631] 3.[136,171,1681,1703] 3.[136,171,1717,1739] 3.[136,171,1789,1811] 3.[136,171,1825,1847] 3.[136,171,1861,1883] 3.[136,171,1897,1919] 3.[136,171,1969,1991]" subCaptionStarts="Fig. 1 &amp; Fig. 2 &amp; Fig. 3 &amp; Fig. 4 &amp; Fig. 5 &amp; Fig. 6 &amp; Fig. 7 &amp; Fig. 8 &amp; Fig. 9" targetBox="[158,1430,436,1509]" targetPageId="3">
<paragraph id="C75B9F49FFF9FF8AFF26F9BE5AFDF879" blockId="3.[136,1452,1537,2064]" box="[136,699,1537,1560]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F9BE5965F878" bold="true" box="[136,291,1537,1559]" pageId="3" pageNumber="162">FIGURES 19.</emphasis>
Vegetative structures of
<taxonomicName id="00E4E4CAFFF9FF8AFDBFF9BD5AF3F879" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[529,693,1538,1559]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="3" pageNumber="162" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFF9FF8AFDBFF9BD5AF3F879" box="[529,693,1538,1559]" italics="true" pageId="3" pageNumber="162">Aphanta asiatica</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F99A5ACAF855" blockId="3.[136,1452,1537,2064]" box="[136,652,1573,1596]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F99A588EF854" bold="true" box="[136,200,1573,1595]" pageId="3" pageNumber="162">Fig. 1.</emphasis>
Habit of holotype (SY94-1). Scale bar = 1 cm.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F9F658F2F8ED" blockId="3.[136,1452,1537,2064]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F9F6588CF830" bold="true" box="[136,202,1609,1631]" pageId="3" pageNumber="162">Fig. 2.</emphasis>
The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F92E5C4DF8C9" blockId="3.[136,1452,1537,2064]" box="[136,1035,1681,1704]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F92E588EF8C8" bold="true" box="[136,200,1681,1703]" pageId="3" pageNumber="162">
<figureCitation id="5FDF83CCFFF9FF8AFF26F92E5884F8C8" box="[136,194,1681,1703]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162">Fig. 3</figureCitation>
.
</emphasis>
Several uprights arising from the main prostrate system (SY134-1). Scale bar =
<quantity id="001C32ACFFF9FF8AFC63F92D5C41F8C9" box="[973,1031,1682,1703]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="162" unit="mm" value="1.0">1 mm</quantity>
.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F90A5AF3F881" blockId="3.[136,1452,1537,2064]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F90A588EF8A4" bold="true" box="[136,200,1717,1739]" pageId="3" pageNumber="162">
<figureCitation id="5FDF83CCFFF9FF8AFF26F90A5885F8A4" box="[136,195,1717,1739]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162">Fig. 4</figureCitation>
.
</emphasis>
Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar =
<quantity id="001C32ACFFF9FF8AFDD9F9655AF7F881" box="[631,689,1754,1775]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="162" unit="mm" value="1.0">1 mm</quantity>
.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F9425CAFF97D" blockId="3.[136,1452,1537,2064]" box="[136,1257,1789,1812]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F9425881F97D" bold="true" box="[136,199,1789,1811]" pageId="3" pageNumber="162">
<figureCitation id="5FDF83CCFFF9FF8AFF26F9425884F97D" box="[136,194,1789,1811]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162">Fig. 5</figureCitation>
.
</emphasis>
Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F89E5C14F959" blockId="3.[136,1452,1537,2064]" box="[136,1106,1825,1848]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F89E5881F958" bold="true" box="[136,199,1825,1847]" pageId="3" pageNumber="162">
<figureCitation id="5FDF83CCFFF9FF8AFF26F89E5884F958" box="[136,194,1825,1847]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162">Fig. 6</figureCitation>
.
</emphasis>
Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar =
<quantity id="001C32ACFFF9FF8AFBBDF89D5C0BF959" box="[1043,1101,1826,1847]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="162" unit="mm" value="1.0">1 mm</quantity>
.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F8FA5B7CF935" blockId="3.[136,1452,1537,2064]" box="[136,826,1861,1884]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F8FA588EF935" bold="true" box="[136,200,1861,1883]" pageId="3" pageNumber="162">
<figureCitation id="5FDF83CCFFF9FF8AFF26F8FA5884F935" box="[136,194,1861,1883]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162">Fig. 7</figureCitation>
.
</emphasis>
An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F8D65CF2F9CD" blockId="3.[136,1452,1537,2064]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F8D6588CF910" bold="true" box="[136,202,1897,1919]" pageId="3" pageNumber="162">
<figureCitation id="5FDF83CCFFF9FF8AFF26F8D65883F910" box="[136,197,1897,1919]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162">Fig. 8</figureCitation>
.
</emphasis>
Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm.
</paragraph>
<paragraph id="C75B9F49FFF9FF8AFF26F80E5D68F661" blockId="3.[136,1452,1537,2064]" pageId="3" pageNumber="162">
<emphasis id="F590435BFFF9FF8AFF26F80E5881F9A8" bold="true" box="[136,199,1969,1991]" pageId="3" pageNumber="162">
<figureCitation id="5FDF83CCFFF9FF8AFF26F80E5884F9A8" box="[136,194,1969,1991]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="3" pageNumber="162">Fig. 9</figureCitation>
.
</emphasis>
Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm.
</paragraph>
</caption>
<caption id="939BCFC1FFFEFF8DFF26F9815A70F9F6" ID-DOI="http://doi.org/10.5281/zenodo.13872273" ID-Zenodo-Dep="13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="4" pageNumber="163" startId="4.[136,243,1598,1620]" targetBox="[257,1329,190,1574]" targetPageId="4" targetType="figure">
<paragraph id="C75B9F49FFFEFF8DFF26F9815C15F83A" blockId="4.[136,1452,1598,1944]" box="[136,1107,1598,1620]" pageId="4" pageNumber="163">
<emphasis id="F590435BFFFEFF8DFF26F981597CF83D" bold="true" box="[136,314,1598,1620]" pageId="4" pageNumber="163">FIGURES 1014.</emphasis>
Longitudinal sections of haptera and external views of tetrasporangial sporophyll.
</paragraph>
<paragraph id="C75B9F49FFFEFF8DFF26F9DD5C29F8F2" blockId="4.[136,1452,1598,1944]" pageId="4" pageNumber="163">
<emphasis id="F590435BFFFEFF8DFF26F9DD5895F819" bold="true" box="[136,211,1634,1656]" pageId="4" pageNumber="163">Fig. 10.</emphasis>
Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm.
</paragraph>
<paragraph id="C75B9F49FFFEFF8DFF26F9155D4FF966" blockId="4.[136,1452,1598,1944]" pageId="4" pageNumber="163">
<emphasis id="F590435BFFFEFF8DFF26F9155895F8D1" bold="true" box="[136,211,1706,1728]" pageId="4" pageNumber="163">Fig. 11.</emphasis>
Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm.
</paragraph>
<paragraph id="C75B9F49FFFEFF8DFF26F8A95C27F942" blockId="4.[136,1452,1598,1944]" box="[136,1121,1814,1836]" pageId="4" pageNumber="163">
<emphasis id="F590435BFFFEFF8DFF26F8A95892F945" bold="true" box="[136,212,1814,1836]" pageId="4" pageNumber="163">Fig. 12.</emphasis>
A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm.
</paragraph>
<paragraph id="C75B9F49FFFEFF8DFF26F8855CDFF93E" blockId="4.[136,1452,1598,1944]" box="[136,1177,1850,1872]" pageId="4" pageNumber="163">
<emphasis id="F590435BFFFEFF8DFF26F8855892F921" bold="true" box="[136,212,1850,1872]" pageId="4" pageNumber="163">Fig. 13.</emphasis>
Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm.
</paragraph>
<paragraph id="C75B9F49FFFEFF8DFF26F8E15A70F9F6" blockId="4.[136,1452,1598,1944]" pageId="4" pageNumber="163">
<emphasis id="F590435BFFFEFF8DFF26F8E1589EF91D" bold="true" box="[136,216,1886,1908]" pageId="4" pageNumber="163">Fig. 14.</emphasis>
Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm.
</paragraph>
</caption>
<caption id="939BCFC1FFFFFF8CFF26FAA65D55F8D5" ID-DOI="http://doi.org/10.5281/zenodo.13872275" ID-Zenodo-Dep="13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="5" pageNumber="164" startId="5.[136,243,1305,1327]" targetBox="[215,1372,190,1280]" targetPageId="5" targetType="figure">
<paragraph id="C75B9F49FFFFFF8CFF26FAA65BCCFB41" blockId="5.[136,1452,1305,1723]" box="[136,906,1305,1327]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26FAA6597CFB40" bold="true" box="[136,314,1305,1327]" pageId="5" pageNumber="164">FIGURES 1522.</emphasis>
Reproductive structures of
<taxonomicName id="00E4E4CAFFFFFF8CFDEBFAA65AAFFB41" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[581,745,1305,1327]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="5" pageNumber="164" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFFFF8CFDEBFAA65AAFFB41" box="[581,745,1305,1327]" italics="true" pageId="5" pageNumber="164">Aphanta asiatica</emphasis>
</taxonomicName>
and field plants.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26FA8258E9FB19" blockId="5.[136,1452,1305,1723]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26FA825893FB3C" bold="true" box="[136,213,1341,1363]" pageId="5" pageNumber="164">Fig. 15.</emphasis>
Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26FA3A5C7FFBF5" blockId="5.[136,1452,1305,1723]" box="[136,1081,1413,1435]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26FA3A5892FBF4" bold="true" box="[136,212,1413,1435]" pageId="5" pageNumber="164">Fig. 16.</emphasis>
A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26FA165BAEFBD1" blockId="5.[136,1452,1305,1723]" box="[136,1000,1449,1471]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26FA165892FBD0" bold="true" box="[136,212,1449,1471]" pageId="5" pageNumber="164">Fig. 17.</emphasis>
A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26FA725919F869" blockId="5.[136,1452,1305,1723]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26FA725894FB8C" bold="true" box="[136,210,1485,1507]" pageId="5" pageNumber="164">Fig. 18.</emphasis>
Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26F9AA5979F821" blockId="5.[136,1452,1305,1723]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26F9AA5893F844" bold="true" box="[136,213,1557,1579]" pageId="5" pageNumber="164">Fig. 19.</emphasis>
Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26F9E25B01F81D" blockId="5.[136,1452,1305,1723]" box="[136,839,1629,1651]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26F9E25895F81C" bold="true" box="[136,211,1629,1651]" pageId="5" pageNumber="164">Fig. 20.</emphasis>
Field plants of
<taxonomicName id="00E4E4CAFFFFFF8CFEC4F9E25997F81D" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[362,465,1629,1651]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="5" pageNumber="164" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFFFF8CFEC4F9E25997F81D" box="[362,465,1629,1651]" italics="true" pageId="5" pageNumber="164">A. asiatica</emphasis>
</taxonomicName>
growing on rocks in the subtidal zone.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26F93E5CDBF8F9" blockId="5.[136,1452,1305,1723]" box="[136,1181,1665,1687]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26F93E5892F8F8" bold="true" box="[136,212,1665,1687]" pageId="5" pageNumber="164">Fig. 21.</emphasis>
A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm.
</paragraph>
<paragraph id="C75B9F49FFFFFF8CFF26F91A5D55F8D5" blockId="5.[136,1452,1305,1723]" box="[136,1299,1701,1723]" pageId="5" pageNumber="164">
<emphasis id="F590435BFFFFFF8CFF26F91A5895F8D4" bold="true" box="[136,211,1701,1723]" pageId="5" pageNumber="164">Fig. 22.</emphasis>
Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun.
</paragraph>
</caption>
<subSubSection id="8FFECCC2FFFFFF8FFF26F9565C06FDBE" lastPageId="6" lastPageNumber="165" pageId="5" pageNumber="164" type="description">
<paragraph id="C75B9F49FFFFFF8CFF26F9565D49F64A" blockId="5.[136,1452,1769,2084]" pageId="5" pageNumber="164">
Thalli were 1.83.0 cm high, purple-red, comprising a prostrate system and erect fronds (
<figureCitation id="5FDF83CCFFFFFF8CFBC4F9565CEDF96A" box="[1130,1195,1769,1796]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 1</figureCitation>
). The prostrate system comprised robust, irregularly branched terete stolons bearing peg-like haptera (
<figureCitation id="5FDF83CCFFFFFF8CFBBEF8B25C11F946" box="[1040,1111,1805,1832]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 2</figureCitation>
). Stolons were 439.71,045.5 μm in diameter with a mean of 711.4 μm. Several uprights sometimes corresponded to the main hapteron on the dorsal side (
<figureCitation id="5FDF83CCFFFFFF8CFF66F8EA5949F91E" box="[200,271,1877,1904]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 3</figureCitation>
), and a single upright usually developed from the stolon without a dorsal hapteron (
<figureCitation id="5FDF83CCFFFFFF8CFB47F8EA5D74F91E" box="[1257,1330,1877,1904]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 4</figureCitation>
). Uprights were sometimes anastomosed to the stolon by very short (~
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long) cylinders (
<figureCitation id="5FDF83CCFFFFFF8CFBE5F8C65CD4F9FA" box="[1099,1170,1913,1940]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 4</figureCitation>
), resulting in the fronds being interweaved. Erect axes were lanceolate or ligulate, flattened,
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wide with a mean of 2.0 mm, and 145.0370.4 μm thick with a mean of 230.8 μm. Young branches were cordate (
<figureCitation id="5FDF83CCFFFFFF8CFC59F87E5C7FF9B2" box="[1015,1081,1985,2012]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 5</figureCitation>
), becoming lanceolate or ligulate when mature, with obvious basal constrictions (
<figureCitation id="5FDF83CCFFFFFF8CFD0FF85A5AA0F991" box="[673,742,2021,2047]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 6</figureCitation>
). Branches were subpinnate to pinnate or lateral in a regular or irregular pattern, with one to two orders (
<figureCitation id="5FDF83CCFFFFFF8CFDF9F7B65ADDF64D" box="[599,667,2057,2083]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 6</figureCitation>
). The apex of branches was usually emarginate (
<figureCitation id="5FDF83CCFFFFFF8CFB12F7B65D47F64A" box="[1212,1281,2057,2084]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="5" pageNumber="164">Fig. 7</figureCitation>
).
</paragraph>
<paragraph id="C75B9F49FFFCFF8FFF13FF2158F2FFFF" blockId="6.[136,1452,158,977]" pageId="6" pageNumber="165">
Cross-sections of the central axis showed ovate or elongate cortical cells of two to three layers, and round, angular, or elongate medullary cells (
<figureCitation id="5FDF83CCFFFCFF8FFE6DFF7D5A40FEB2" box="[451,518,194,220]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="6" pageNumber="165">Fig. 8</figureCitation>
). The rhizoidal filaments were grouped at the two distal ends of each axis and on the inner cortex, but were sparsely distributed in the medulla (
<figureCitation id="5FDF83CCFFFCFF8FFCA5FF595B08FF6E" box="[779,846,230,256]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="6" pageNumber="165">Fig. 8</figureCitation>
). The outermost cortical cells were regularly arranged, 3.88.5 × 1.65.4 μm, with a mean of 5.9 × 2.9 μm, whereas the inner cortical cells were arranged loosely, 4.314.1 × 2.18.8 μm with a mean of 7.8 × 3.8 μm. Medullary cells were uneven in size (17.636.3 × 12.326.1 μm, with a mean of 26.7 × 17.5 μm). The rhizoidal filaments were round in transection, and 2.94.3 μm in diameter, with a mean of 3.7 μm.
</paragraph>
<paragraph id="C75B9F49FFFCFF8FFF13FE2559BBFC96" blockId="6.[136,1452,158,977]" pageId="6" pageNumber="165">
Three different forms were observed in the longitudinal sections of stolons and haptera (
<figureCitation id="5FDF83CCFFFCFF8FFB0FFE255D53FFDA" box="[1185,1301,410,436]" captionStart-0="FIGURES 19" captionStart-1="FIGURES 1014" captionStartId-0="3.[136,243,1537,1559]" captionStartId-1="4.[136,243,1598,1620]" captionTargetBox-0="[158,1430,436,1509]" captionTargetBox-1="[257,1329,190,1574]" captionTargetId-0="figure-80@3.[158,1430,436,1509]" captionTargetId-1="figure-26@4.[257,1329,190,1574]" captionTargetPageId-0="3" captionTargetPageId-1="4" captionText-0="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." captionText-1="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi-0="http://doi.org/10.5281/zenodo.15028376" figureDoi-1="http://doi.org/10.5281/zenodo.13872273" httpUri-0="https://zenodo.org/record/15028376/files/figure.png" httpUri-1="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Figs 911</figureCitation>
). The section of the node (stolon) connecting the upper axis and the lower hapteron (the main hapteron) resembled a reverse bouquet in appearance with the initial coalesced rhizoidal filaments corticated and then separated into several non-corticated bundles (
<figureCitation id="5FDF83CCFFFCFF8FFF5FFDB95971FC4E" box="[241,311,518,544]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="6" pageNumber="165">Fig. 9</figureCitation>
). Many floridean starch grains were observed in the medullary cells of the stolon (
<figureCitation id="5FDF83CCFFFCFF8FFB5DFDB95D7FFC4E" box="[1267,1337,518,544]" captionStart="FIGURES 19" captionStartId="3.[136,243,1537,1559]" captionTargetBox="[158,1430,436,1509]" captionTargetId="figure-80@3.[158,1430,436,1509]" captionTargetPageId="3" captionText="FIGURES 19. Vegetative structures of Aphanta asiatica. Fig. 1. Habit of holotype (SY94-1). Scale bar = 1 cm. Fig. 2. The prostrate system with robust, irregularly branched terete stolons bearing peg-like hapteron (arrow) (CJ5-1). Scale bar = 1 mm. Fig. 3. Several uprights arising from the main prostrate system (SY134-1). Scale bar = 1 mm. Fig. 4. Uprights sometimes anastomosed to the stolon by a short cylinder (arrow), and a single upright arising from the stolon without a dorsal hapteron (arrowhead) (SY94-1). Scale bar = 1 mm. Fig. 5. Young cordate branches arising from the axis with obvious basal constrictions (SY94-1). Scale bar = 500 μm. Fig. 6. Lanceolate or ligulate branches with obvious basal constrictions (SY94-1). Scale bar = 1 mm. Fig. 7. An emarginate apex of a branch (JPN-X5-1). Scale bar = 50 μm. Fig. 8. Transverse section of axis, showing outer cortical layers (C), inner medulla (M), and abundant rhizoidal filaments (rf, arrow) congested in the inner cortex and distal ends and sparely distributed in the medulla (CJ5-1). Scale bar = 40 μm. Fig. 9. Longitudinal section of the node (stolon) connecting the upper axis and lower hapteron (the main hapteron) showing an appearance of a reverse bouquet, with initial coalesced rhizoidal filaments corticated (arrowhead) and then separated into several non-corticated bundles (arrow), and many floridean starch grains observed in the medullary cells (fsg, arrow) (CJ5-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.15028376" httpUri="https://zenodo.org/record/15028376/files/figure.png" pageId="6" pageNumber="165">Fig. 9</figureCitation>
). Another section showed a cylinder-type attachment with rhizoidal filaments coalesced and non-corticated (
<figureCitation id="5FDF83CCFFFCFF8FFB55FD955D14FC2A" box="[1275,1362,554,580]" captionStart="FIGURES 1014" captionStartId="4.[136,243,1598,1620]" captionTargetBox="[257,1329,190,1574]" captionTargetId="figure-26@4.[257,1329,190,1574]" captionTargetPageId="4" captionText="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Fig. 10</figureCitation>
). Many floridean starch grains were also observed in the medullary cells of the stolon (
<figureCitation id="5FDF83CCFFFCFF8FFC56FDF15C0DFC06" box="[1016,1099,590,616]" captionStart="FIGURES 1014" captionStartId="4.[136,243,1598,1620]" captionTargetBox="[257,1329,190,1574]" captionTargetId="figure-26@4.[257,1329,190,1574]" captionTargetPageId="4" captionText="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Fig. 10</figureCitation>
). The third
<taxonomicName id="00E4E4CAFFFCFF8FFB63FDF15D70FC07" box="[1229,1334,590,617]" form="was" pageId="6" pageNumber="165" rank="form">form was</taxonomicName>
a peg-like attachment with rhizoidal filaments coalesced and corticated in a usual way, although the distal end was non-corticated (
<figureCitation id="5FDF83CCFFFCFF8FFF3EFD2958A2FCDE" box="[144,228,662,688]" captionStart="FIGURES 1014" captionStartId="4.[136,243,1598,1620]" captionTargetBox="[257,1329,190,1574]" captionTargetId="figure-26@4.[257,1329,190,1574]" captionTargetPageId="4" captionText="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Fig. 11</figureCitation>
). Rhizoidal filaments were grouped in the inner cortex of the stolon and floridean starch grains were also observed in the medullary cells (
<figureCitation id="5FDF83CCFFFCFF8FFE5CFD055A05FCBA" box="[498,579,698,724]" captionStart="FIGURES 1014" captionStartId="4.[136,243,1598,1620]" captionTargetBox="[257,1329,190,1574]" captionTargetId="figure-26@4.[257,1329,190,1574]" captionTargetPageId="4" captionText="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Fig. 11</figureCitation>
). Rhizoidal filaments of the hapteron issued from inner cortical cells and were arranged longitudinally (
<figureCitation id="5FDF83CCFFFCFF8FFE33FD6159A9FC96" box="[413,495,734,760]" captionStart="FIGURES 1014" captionStartId="4.[136,243,1598,1620]" captionTargetBox="[257,1329,190,1574]" captionTargetId="figure-26@4.[257,1329,190,1574]" captionTargetPageId="4" captionText="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Fig. 11</figureCitation>
).
</paragraph>
<paragraph id="C75B9F49FFFCFF8FFF13FCBD5A6CFDC2" blockId="6.[136,1452,158,977]" pageId="6" pageNumber="165">
A tetrasporangial sorus was borne on the terminal end of each branchlet or axis (
<figureCitation id="5FDF83CCFFFCFF8FFB97FCBD5CFEFD72" box="[1081,1208,770,796]" captionStart="FIGURES 1014" captionStartId="4.[136,243,1598,1620]" captionTargetBox="[257,1329,190,1574]" captionTargetId="figure-26@4.[257,1329,190,1574]" captionTargetPageId="4" captionText="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Figs 12, 13</figureCitation>
), irregularly arranged and cruciately divided on surface view (
<figureCitation id="5FDF83CCFFFCFF8FFD90FC995AFAFD2E" box="[574,700,806,832]" captionStart="FIGURES 1014" captionStartId="4.[136,243,1598,1620]" captionTargetBox="[257,1329,190,1574]" captionTargetId="figure-26@4.[257,1329,190,1574]" captionTargetPageId="4" captionText="FIGURES 1014. Longitudinal sections of haptera and external views of tetrasporangial sporophyll. Fig. 10. Longitudinal section of a commonly observed stolon and hapteron, showing a non-corticated cylindrical hapteron (arrowhead) and the present of floridean starch grains in the medullary cells (fsg, arrow) (SY134-1). Scale bar = 100 μm. Fig. 11. Longitudinal section of a stolon bearing a corticated peg-like hapteron (arrowhead) (CJ5-1). Note the stolon comprised cortical layers (C) and inner medulla (M) with floridean starch grains inside the medullary cells (fsg, arrow). Abundant coalesced rhizoidal filaments (rf, arrow) were issuing from cortical cells and running parallel till the tip (rf, arrowhead) Scale bar = 100 μm. Fig. 12. A tetrasporangial sorus (arrow) on the distal end of a branchlet (SY94-1). Scale bar = 500 μm. Fig. 13. Surface view of the tetrasporangial sorus on the distal end of an axis (SY94-1). Scale bar = 200 μm. Fig. 14. Enlargement of the surface view of a tetrasporangial sorus with tetrasporangia irregularly arranged and cruciately divided (arrowheads) (SY94-1). Scale bar = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.13872273" httpUri="https://zenodo.org/record/13872273/files/figure.png" pageId="6" pageNumber="165">Figs 13, 14</figureCitation>
). Tetrasporangia developed from the inner cortical cells, surrounded by abnormal cells (
<figureCitation id="5FDF83CCFFFCFF8FFECAFCF559FCFD0B" box="[356,442,842,869]" captionStart="FIGURES 1522" captionStartId="5.[136,243,1305,1327]" captionTargetBox="[215,1372,190,1280]" captionTargetId="figure-19@5.[215,1372,190,1280]" captionTargetPageId="5" captionText="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi="http://doi.org/10.5281/zenodo.13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="6" pageNumber="165">Fig. 15</figureCitation>
). A spermatangial sorus was also borne on the terminal part of each branchlet (
<figureCitation id="5FDF83CCFFFCFF8FFAE7FCF55DDBFD0A" box="[1353,1437,842,868]" captionStart="FIGURES 1522" captionStartId="5.[136,243,1305,1327]" captionTargetBox="[215,1372,190,1280]" captionTargetId="figure-19@5.[215,1372,190,1280]" captionTargetPageId="5" captionText="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi="http://doi.org/10.5281/zenodo.13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="6" pageNumber="165">Fig. 16</figureCitation>
), forming a pale patch with a sterile margin (
<figureCitation id="5FDF83CCFFFCFF8FFDCAFCD15AA2FDE6" box="[612,740,878,904]" captionStart="FIGURES 1522" captionStartId="5.[136,243,1305,1327]" captionTargetBox="[215,1372,190,1280]" captionTargetId="figure-19@5.[215,1372,190,1280]" captionTargetPageId="5" captionText="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi="http://doi.org/10.5281/zenodo.13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="6" pageNumber="165">Figs 17, 18</figureCitation>
). The spermatangia were cut off from surface cortical cells (
<figureCitation id="5FDF83CCFFFCFF8FFAD0FCD158E1FDC2" captionStart="FIGURES 1522" captionStartId="5.[136,243,1305,1327]" captionTargetBox="[215,1372,190,1280]" captionTargetId="figure-19@5.[215,1372,190,1280]" captionTargetPageId="5" captionText="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi="http://doi.org/10.5281/zenodo.13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="6" pageNumber="165">Fig. 19</figureCitation>
). Female thalli were not observed.
</paragraph>
<paragraph id="C75B9F49FFFCFF8FFF13FC095C06FDBE" blockId="6.[136,1452,158,977]" box="[189,1088,950,977]" pageId="6" pageNumber="165">
Morphological comparisons with other
<taxonomicName id="00E4E4CAFFFCFF8FFDD7FC095B76FDBE" box="[633,816,950,976]" pageId="6" pageNumber="165">
<emphasis id="F590435BFFFCFF8FFDD7FC095A9EFDBE" box="[633,728,950,976]" italics="true" pageId="6" pageNumber="165">Aphanta</emphasis>
species
</taxonomicName>
are provided in
<tableCitation id="8A66AAF2FFFCFF8FFC48FC095C7AFDBE" box="[998,1084,950,976]" captionStart="TABLE 2" captionStartId="6.[136,224,1024,1048]" captionTargetBox="[147,1430,1065,2007]" captionText="TABLE 2. Morphological comparisons of Aphanta asiatica with other Aphanta species." httpUri="http://table.plazi.org/id/939BCFC1FFFCFF8FFF26FBBF5C70FA76" pageId="6" pageNumber="165" tableUuid="939BCFC1FFFCFF8FFF26FBBF5C70FA76">Table 2</tableCitation>
.
</paragraph>
</subSubSection>
<caption id="939BCFC1FFFCFF8FFF26FBBF5C70FA76" ID-Table-UUID="939BCFC1FFFCFF8FFF26FBBF5C70FA76" box="[136,1078,1024,1048]" httpUri="http://table.plazi.org/id/939BCFC1FFFCFF8FFF26FBBF5C70FA76" pageId="6" pageNumber="165" startId="6.[136,224,1024,1048]" targetBox="[147,1430,1065,2007]" targetIsTable="true" targetPageId="6" targetType="table">
<paragraph id="C75B9F49FFFCFF8FFF26FBBF5C70FA76" blockId="6.[136,1078,1024,1048]" box="[136,1078,1024,1048]" pageId="6" pageNumber="165">
<emphasis id="F590435BFFFCFF8FFF26FBBF58BDFA76" bold="true" box="[136,251,1024,1048]" pageId="6" pageNumber="165">TABLE 2.</emphasis>
Morphological comparisons of
<taxonomicName id="00E4E4CAFFFCFF8FFDFFFBBF5B40FA76" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[593,774,1024,1048]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="6" pageNumber="165" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFCFF8FFDFFFBBF5B40FA76" box="[593,774,1024,1048]" italics="true" pageId="6" pageNumber="165">Aphanta asiatica</emphasis>
</taxonomicName>
with other
<taxonomicName id="00E4E4CAFFFCFF8FFC2FFBBF5C70FA76" box="[897,1078,1024,1048]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="6" pageNumber="165" phylum="Rhodophyta" rank="species" species="undetermined">
<emphasis id="F590435BFFFCFF8FFC2FFBBF5B9DFA76" box="[897,987,1024,1048]" italics="true" pageId="6" pageNumber="165">Aphanta</emphasis>
species.
</taxonomicName>
</paragraph>
</caption>
<paragraph id="C75B9F49FFFCFF8FFF3DFB965D76F9B8" pageId="6" pageNumber="165">
<table id="B5E46DE9FFFC0076FF3DFB965DD0F9B9" box="[147,1430,1065,2007]" gridcols="4" gridrows="15" pageId="6" pageNumber="165">
<tr id="79D49D0BFFFC0076FF3DFB965DD0FA32" box="[147,1430,1065,1116]" gridrow="0" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DFB96593EFA32" box="[147,376,1065,1116]" gridcol="0" gridrow="0" pageId="6" pageNumber="165">Characters</th>
<th id="3A05F477FFFC0076FE3AFB965AADFA32" box="[404,747,1065,1116]" gridcol="1" gridrow="0" pageId="6" pageNumber="165">
<taxonomicName id="00E4E4CAFFFCFF8FFE3AFB9659BCFA51" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[404,506,1065,1087]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="6" pageNumber="165" phylum="Rhodophyta" rank="species" species="asiatica">A. asiatica</taxonomicName>
(mean value)
</th>
<th id="3A05F477FFFC0076FCA1FB965C44FA32" box="[783,1026,1065,1116]" gridcol="2" gridrow="0" pageId="6" pageNumber="165">
<taxonomicName id="00E4E4CAFFFCFF8FFCA1FB965B33FA50" box="[783,885,1065,1086]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="6" pageNumber="165" phylum="Rhodophyta" rank="species" species="ligulata">A. ligulata</taxonomicName>
</th>
<th id="3A05F477FFFC0076FBB7FB965DD0FA32" box="[1049,1430,1065,1116]" gridcol="3" gridrow="0" pageId="6" pageNumber="165">
<taxonomicName id="00E4E4CAFFFCFF8FFBB7FB965CEEFA50" authorityName="Tronchin &amp; Freshwater" authorityYear="2007" box="[1049,1192,1065,1086]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="6" pageNumber="165" phylum="Rhodophyta" rank="species" species="pachyrrhiza">
<emphasis id="F590435BFFFCFF8FFBB7FB965CEEFA50" box="[1049,1192,1065,1086]" italics="true" pageId="6" pageNumber="165">A. pachyrrhiza</emphasis>
</taxonomicName>
</th>
</tr>
<tr id="79D49D0BFFFC0076FF3DFBD15DD0FACE" box="[147,1430,1134,1184]" gridrow="1" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DFBD1593EFACE" box="[147,376,1134,1184]" gridcol="0" gridrow="1" pageId="6" pageNumber="165">Height (cm)</th>
<td id="3A05F477FFFC0076FE3AFBD15AADFACE" box="[404,747,1134,1184]" gridcol="1" gridrow="1" pageId="6" pageNumber="165">1.83.0 (2.0)</td>
<td id="3A05F477FFFC0076FCA1FBD15C44FACE" box="[783,1026,1134,1184]" gridcol="2" gridrow="1" pageId="6" pageNumber="165">3.5</td>
<td id="3A05F477FFFC0076FBB7FBD15DD0FACE" box="[1049,1430,1134,1184]" gridcol="3" gridrow="1" pageId="6" pageNumber="165">3.5</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DFB0D5DD0FA8B" box="[147,1430,1202,1253]" gridrow="2" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DFB0D593EFA8B" box="[147,376,1202,1253]" gridcol="0" gridrow="2" pageId="6" pageNumber="165">Width (mm)</th>
<td id="3A05F477FFFC0076FE3AFB0D5AADFA8B" box="[404,747,1202,1253]" gridcol="1" gridrow="2" pageId="6" pageNumber="165">1.43.9 (2.0)</td>
<td id="3A05F477FFFC0076FCA1FB0D5C44FA8B" box="[783,1026,1202,1253]" gridcol="2" gridrow="2" pageId="6" pageNumber="165">up to 3</td>
<td id="3A05F477FFFC0076FBB7FB0D5DD0FA8B" box="[1049,1430,1202,1253]" gridcol="3" gridrow="2" pageId="6" pageNumber="165">1.52.0 (2.8)</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DFB485DD0FB44" box="[147,1430,1271,1322]" gridrow="3" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DFB48593EFB44" box="[147,376,1271,1322]" gridcol="0" gridrow="3" pageId="6" pageNumber="165">Thickness (μm)</th>
<td id="3A05F477FFFC0076FE3AFB485AADFB44" box="[404,747,1271,1322]" gridcol="1" gridrow="3" pageId="6" pageNumber="165">145.0370.4 (230.8)</td>
<td id="3A05F477FFFC0076FCA1FB485C44FB44" box="[783,1026,1271,1322]" gridcol="2" gridrow="3" pageId="6" pageNumber="165">100120</td>
<td id="3A05F477FFFC0076FBB7FB485DD0FB44" box="[1049,1430,1271,1322]" gridcol="3" gridrow="3" pageId="6" pageNumber="165">400500</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DFA835DD0FB3C" box="[147,1430,1340,1362]" gridrow="4" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DFA83593EFB3C" box="[147,376,1340,1362]" gridcol="0" gridrow="4" pageId="6" pageNumber="165">Axis shape</th>
<td id="3A05F477FFFC0076FE3AFA835AADFB3C" box="[404,747,1340,1362]" gridcol="1" gridrow="4" pageId="6" pageNumber="165">lanceolate, ligulate</td>
<td id="3A05F477FFFC0076FCA1FA835C44FB3C" box="[783,1026,1340,1362]" gridcol="2" gridrow="4" pageId="6" pageNumber="165">ligulate</td>
<td id="3A05F477FFFC0076FBB7FA835DD0FB3C" box="[1049,1430,1340,1362]" gridcol="3" gridrow="4" pageId="6" pageNumber="165">lanceolate, ligulate</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DFA3F5DD0FBDD" box="[147,1430,1408,1459]" gridrow="5" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DFA3F593EFBDD" box="[147,376,1408,1459]" gridcol="0" gridrow="5" pageId="6" pageNumber="165">Branching</th>
<td id="3A05F477FFFC0076FE3AFA3F5AADFBDD" box="[404,747,1408,1459]" gridcol="1" gridrow="5" pageId="6" pageNumber="165">subpinnate to pinnate or secund, up to two orders</td>
<td id="3A05F477FFFC0076FCA1FA3F5C44FBDD" box="[783,1026,1408,1459]" gridcol="2" gridrow="5" pageId="6" pageNumber="165">simple</td>
<td id="3A05F477FFFC0076FBB7FA3F5DD0FBDD" box="[1049,1430,1408,1459]" gridcol="3" gridrow="5" pageId="6" pageNumber="165">distichous irregular to pinnate, opposite to subopposite, up to three orders</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DFA7B5DD0FBB4" box="[147,1430,1476,1498]" gridrow="6" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DFA7B593EFBB4" box="[147,376,1476,1498]" gridcol="0" gridrow="6" pageId="6" pageNumber="165">Apex</th>
<td id="3A05F477FFFC0076FE3AFA7B5AADFBB4" box="[404,747,1476,1498]" gridcol="1" gridrow="6" pageId="6" pageNumber="165">emarginate</td>
<td id="3A05F477FFFC0076FCA1FA7B5C44FBB4" box="[783,1026,1476,1498]" gridcol="2" gridrow="6" pageId="6" pageNumber="165">wedge-shaped</td>
<td id="3A05F477FFFC0076FBB7FA7B5DD0FBB4" box="[1049,1430,1476,1498]" gridcol="3" gridrow="6" pageId="6" pageNumber="165">emarginate</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF9B75DD0F837" box="[147,1430,1544,1625]" gridrow="7" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DF9B7593EF837" box="[147,376,1544,1625]" gridcol="0" gridrow="7" pageId="6" pageNumber="165">Prostrate system</th>
<td id="3A05F477FFFC0076FE3AF9B75AADF837" box="[404,747,1544,1625]" gridcol="1" gridrow="7" pageId="6" pageNumber="165">robust, branched and stoloniferous, with uncorticated or corticated peg-like haptera</td>
<td id="3A05F477FFFC0076FCA1F9B75C44F837" box="[783,1026,1544,1625]" gridcol="2" gridrow="7" pageId="6" pageNumber="165">less robust</td>
<td id="3A05F477FFFC0076FBB7F9B75DD0F837" box="[1049,1430,1544,1625]" gridcol="3" gridrow="7" pageId="6" pageNumber="165">robust and stoloniferous, with uncorticated peg-like haptera</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF9D55DD0F8F3" box="[147,1430,1642,1693]" gridrow="8" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DF9D5593EF8F3" box="[147,376,1642,1693]" gridcol="0" gridrow="8" pageId="6" pageNumber="165">Stolon diameter (μm)</th>
<td id="3A05F477FFFC0076FE3AF9D55AADF8F3" box="[404,747,1642,1693]" gridcol="1" gridrow="8" pageId="6" pageNumber="165">440.01045.5 (711.4)</td>
<td id="3A05F477FFFC0076FCA1F9D55C44F8F3" box="[783,1026,1642,1693]" gridcol="2" gridrow="8" pageId="6" pageNumber="165">——</td>
<td id="3A05F477FFFC0076FBB7F9D55DD0F8F3" box="[1049,1430,1642,1693]" gridcol="3" gridrow="8" pageId="6" pageNumber="165">up to 1000</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF9105DD0F88D" box="[147,1430,1711,1763]" gridrow="9" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DF910593EF88D" box="[147,376,1711,1763]" gridcol="0" gridrow="9" pageId="6" pageNumber="165">Outer cortical cell size (μm)</th>
<td id="3A05F477FFFC0076FE3AF9105AADF88D" box="[404,747,1711,1763]" gridcol="1" gridrow="9" pageId="6" pageNumber="165">3.88.5 × 1.65.4 (5.9 × 2.9)</td>
<td id="3A05F477FFFC0076FCA1F9105C44F88D" box="[783,1026,1711,1763]" gridcol="2" gridrow="9" pageId="6" pageNumber="165">5.012.0</td>
<td id="3A05F477FFFC0076FBB7F9105DD0F88D" box="[1049,1430,1711,1763]" gridcol="3" gridrow="9" pageId="6" pageNumber="165">7.09.5 × 4.05.5</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF94B5DD0F949" box="[147,1430,1780,1831]" gridrow="10" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DF94B593EF949" box="[147,376,1780,1831]" gridcol="0" gridrow="10" pageId="6" pageNumber="165">Inner cortical cell size (μm)</th>
<td id="3A05F477FFFC0076FE3AF94B5AADF949" box="[404,747,1780,1831]" gridcol="1" gridrow="10" pageId="6" pageNumber="165">4.314.1 × 2.18.8 (7.8 × 3.8)</td>
<td id="3A05F477FFFC0076FCA1F94B5C44F949" box="[783,1026,1780,1831]" gridcol="2" gridrow="10" pageId="6" pageNumber="165">1015</td>
<td id="3A05F477FFFC0076FBB7F94B5DD0F949" box="[1049,1430,1780,1831]" gridcol="3" gridrow="10" pageId="6" pageNumber="165">8.014.5 × 6.012.0</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF8875DD0F920" box="[147,1430,1848,1870]" gridrow="11" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DF887593EF920" box="[147,376,1848,1870]" gridcol="0" gridrow="11" pageId="6" pageNumber="165">Rhizoidal filaments</th>
<td id="3A05F477FFFC0076FE3AF8875AADF920" box="[404,747,1848,1870]" gridcol="1" gridrow="11" pageId="6" pageNumber="165">abundant in the inner</td>
<td id="3A05F477FFFC0076FCA1F8875C44F920" box="[783,1026,1848,1870]" gridcol="2" gridrow="11" pageId="6" pageNumber="165">in bundles in the medulla</td>
<td id="3A05F477FFFC0076FBB7F8875DD0F920" box="[1049,1430,1848,1870]" gridcol="3" gridrow="11" pageId="6" pageNumber="165">abundant in the inner</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF8E95DD0F902" box="[147,1430,1878,1900]" gridrow="12" pageId="6" pageNumber="165" rowspan-0="1" rowspan-2="1">
<td id="3A05F477FFFC0076FE3AF8E95AADF902" box="[404,747,1878,1900]" gridcol="1" gridrow="12" pageId="6" pageNumber="165">cortex, scattered in the medulla</td>
<td id="3A05F477FFFC0076FBB7F8E95DD0F902" box="[1049,1430,1878,1900]" gridcol="3" gridrow="12" pageId="6" pageNumber="165">cortex, scattered in the medulla</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF8C25DD0F9FD" box="[147,1430,1917,1939]" gridrow="13" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DF8C2593EF9FD" box="[147,376,1917,1939]" gridcol="0" gridrow="13" pageId="6" pageNumber="165">Position of fertile tissue</th>
<td id="3A05F477FFFC0076FE3AF8C25AADF9FD" box="[404,747,1917,1939]" gridcol="1" gridrow="13" pageId="6" pageNumber="165">apical of branches</td>
<td id="3A05F477FFFC0076FCA1F8C25C44F9FD" box="[783,1026,1917,1939]" gridcol="2" gridrow="13" pageId="6" pageNumber="165">——</td>
<td id="3A05F477FFFC0076FBB7F8C25DD0F9FD" box="[1049,1430,1917,1939]" gridcol="3" gridrow="13" pageId="6" pageNumber="165">——</td>
</tr>
<tr id="79D49D0BFFFC0076FF3DF87E5DD0F9B9" box="[147,1430,1985,2007]" gridrow="14" pageId="6" pageNumber="165">
<th id="3A05F477FFFC0076FF3DF87E593EF9B9" box="[147,376,1985,2007]" gridcol="0" gridrow="14" pageId="6" pageNumber="165">References</th>
<td id="3A05F477FFFC0076FE3AF87E5AADF9B9" box="[404,747,1985,2007]" gridcol="1" gridrow="14" pageId="6" pageNumber="165">This study</td>
<td id="3A05F477FFFC0076FCA1F87E5C44F9B9" box="[783,1026,1985,2007]" gridcol="2" gridrow="14" pageId="6" pageNumber="165">
<bibRefCitation id="A375E2B8FFFCFF8FFCA1F87E5B94F9B8" author="Huisman, J. M. &amp; Boo, G. H. &amp; Boo, S. M." box="[783,978,1985,2007]" pageId="6" pageNumber="165" pagination="30 - 49" refId="ref7214" refString="Huisman, J. M., Boo, G. H. &amp; Boo, S. M. (2018) Gelidiales. In: Huisman, J. M. (Ed.) Algae of Australia. Marine benthic algae of northwestern Australia. 2. Red algae. CSIRO Publishing, Clayton, Australia, pp. 30 - 49." type="book chapter" year="2018">
Huisman
<emphasis id="F590435BFFFCFF8FFCC2F87D5BDBF9B8" box="[876,925,1985,2007]" italics="true" pageId="6" pageNumber="165">et al.</emphasis>
2018
</bibRefCitation>
</td>
<td id="3A05F477FFFC0076FBB7F87E5DD0F9B9" box="[1049,1430,1985,2007]" gridcol="3" gridrow="14" pageId="6" pageNumber="165">
<bibRefCitation id="A375E2B8FFFCFF8FFBB7F87E5D76F9B8" author="Tronchin, E. M. &amp; Freshwater, D. W." box="[1049,1328,1985,2007]" pageId="6" pageNumber="165" pagination="325 - 348" refId="ref7986" refString="Tronchin, E. M. &amp; Freshwater, D. W. (2007) Four Gelidiales (Rhodophyta) new to southern Africa, Aphanta pachyrrhiza gen. et sp. nov., Gelidium profundum sp. nov., Pterocladiella caerulescens and P. psammophila sp. nov. Phycologia 46: 325 - 348. http: // dx. doi. org / 10.2216 / 06 - 73.1" type="journal article" year="2007">Tronchin &amp; Freshwater 2007</bibRefCitation>
</td>
</tr>
</table>
</paragraph>
<subSubSection id="8FFECCC2FFFDFF8EFF13FF215C0BFF4A" pageId="7" pageNumber="166" type="distribution">
<paragraph id="C75B9F49FFFDFF8EFF13FF215C0BFF4A" blockId="7.[136,1452,158,652]" pageId="7" pageNumber="166">
Distribution and Habitat:—
<taxonomicName id="00E4E4CAFFFDFF8EFE55FF215AF9FED6" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[507,703,158,184]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFDFF8EFE55FF215AF9FED6" box="[507,703,158,184]" italics="true" pageId="7" pageNumber="166">Aphanta asiatica</emphasis>
</taxonomicName>
is currently known from
<collectingRegion id="052051ABFFFDFF8EFC5BFF215C00FED6" box="[1013,1094,158,184]" country="China" name="Hainan" pageId="7" pageNumber="166">Hainan</collectingRegion>
Island,
<collectingCountry id="BFF3DFD9FFFDFF8EFB07FF215CAAFED6" box="[1193,1260,158,184]" name="China" pageId="7" pageNumber="166">China</collectingCountry>
and Shirahama,
<collectingRegion id="052051ABFFFDFF8EFF26FF7D5942FEB2" box="[136,260,194,220]" country="Japan" name="Wakayama" pageId="7" pageNumber="166">Wakayama</collectingRegion>
City,
<collectingCountry id="BFF3DFD9FFFDFF8EFEE7FF7C59CAFEB3" box="[329,396,195,221]" name="Japan" pageId="7" pageNumber="166">Japan</collectingCountry>
. It grows on lower subtidal rocks or rocks at a depth of ~
<quantity id="001C32ACFFFDFF8EFBB6FF7D5C05FEB3" box="[1048,1091,194,221]" metricMagnitude="0" metricUnit="m" metricValue="3.0" pageId="7" pageNumber="166" unit="m" value="3.0">3 m</quantity>
(
<figureCitation id="5FDF83CCFFFDFF8EFBFDFF7D5CEEFEB2" box="[1107,1192,194,220]" captionStart="FIGURES 1522" captionStartId="5.[136,243,1305,1327]" captionTargetBox="[215,1372,190,1280]" captionTargetId="figure-19@5.[215,1372,190,1280]" captionTargetPageId="5" captionText="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi="http://doi.org/10.5281/zenodo.13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="7" pageNumber="166">Fig. 20</figureCitation>
), usually forming turfs (
<figureCitation id="5FDF83CCFFFDFF8EFF3EFF5958A1FF6E" box="[144,231,230,256]" captionStart="FIGURES 1522" captionStartId="5.[136,243,1305,1327]" captionTargetBox="[215,1372,190,1280]" captionTargetId="figure-19@5.[215,1372,190,1280]" captionTargetPageId="5" captionText="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi="http://doi.org/10.5281/zenodo.13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="7" pageNumber="166">Fig. 21</figureCitation>
). Thalli growing on higher rocks usually become pale and dead when exposed to the sun (
<figureCitation id="5FDF83CCFFFDFF8EFABFFF595D2FFF6E" box="[1297,1385,230,256]" captionStart="FIGURES 1522" captionStartId="5.[136,243,1305,1327]" captionTargetBox="[215,1372,190,1280]" captionTargetId="figure-19@5.[215,1372,190,1280]" captionTargetPageId="5" captionText="FIGURES 1522. Reproductive structures of Aphanta asiatica and field plants. Fig. 15. Cross-section of a tetrasporangial sorus (SY94-1), showing immature tetrasporangia (arrowheads) in the cortex. Scale bar = 50 μm. Fig. 16. A spermatangial sporophyll on the distal end of a branchlet (SY134-1). Scale bar = 1 mm. Fig. 17. A spermatangial sporophyll with a sterile margin (SY134-1). Scale bar = 400 μm. Fig. 18. Surface view of a spermatangial sporophyll showing distinct cell appearances (arrowheads) between sorus and the margin (SY134- 1). Scale bar = 20 μm. Fig. 19. Cross-section of a spermatangial sorus (SY134-1), showing tiny spermatangia (arrowhead) cut off from the outer cortical cells. Scale bar = 20 μm. Fig. 20. Field plants of A. asiatica growing on rocks in the subtidal zone. Fig. 21. A clump of thalli collected from Hongtang Bay, Sanya City, Hainan Island, China. Scale bar = 2 cm. Fig. 22. Plants growing on the higher rocks in the intertidal zone usually become pale and dead when exposed to the sun." figureDoi="http://doi.org/10.5281/zenodo.13872275" httpUri="https://zenodo.org/record/13872275/files/figure.png" pageId="7" pageNumber="166">Fig. 22</figureCitation>
). The tetrasporophytes and male plants were collected during late August and early October.
</paragraph>
</subSubSection>
<subSubSection id="8FFECCC2FFFDFF8EFF13FE915D79FF27" box="[189,1343,302,329]" pageId="7" pageNumber="166" type="etymology">
<paragraph id="C75B9F49FFFDFF8EFF13FE915D79FF27" blockId="7.[136,1452,158,652]" box="[189,1343,302,329]" pageId="7" pageNumber="166">Etymology:—The specific epithet refers to its current geographical distributions, namely Asian waters.</paragraph>
</subSubSection>
<subSubSection id="8FFECCC2FFFDFF8EFF13FEED58F3FCE2" pageId="7" pageNumber="166" type="description">
<paragraph id="C75B9F49FFFDFF8EFF13FEED58F3FCE2" blockId="7.[136,1452,158,652]" pageId="7" pageNumber="166">
Molecular analyses of COI-5P and plastid
<emphasis id="F590435BFFFDFF8EFD6EFEED5AA3FF02" box="[704,741,338,364]" italics="true" pageId="7" pageNumber="166">rbc</emphasis>
L sequences:—Nine COI-5P and nine
<emphasis id="F590435BFFFDFF8EFB1DFEED5C9EFF02" box="[1203,1240,338,364]" italics="true" pageId="7" pageNumber="166">rbc</emphasis>
L sequences were generated from nine
<taxonomicName id="00E4E4CAFFFDFF8EFEDCFEC859ADFFFE" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[370,491,375,401]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFDFF8EFEDCFEC859ADFFFE" box="[370,491,375,401]" italics="true" pageId="7" pageNumber="166">A. asiatica</emphasis>
</taxonomicName>
specimens in the present study. Eight COI-5P sequences were identical and only one sequence differed from the other sequences by only one base pair (bp). Interspecific divergences between
<taxonomicName id="00E4E4CAFFFDFF8EFA9DFE245DEAFFDA" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[1331,1452,411,437]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFDFF8EFA9DFE245DEAFFDA" box="[1331,1452,411,437]" italics="true" pageId="7" pageNumber="166">A. asiatica</emphasis>
</taxonomicName>
and
<taxonomicName id="00E4E4CAFFFDFF8EFF14FE005925FFB6" authorityName="Tronchin &amp; Freshwater" authorityYear="2007" box="[186,355,446,473]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="pachyrrhiza">
<emphasis id="F590435BFFFDFF8EFF14FE005925FFB6" box="[186,355,446,473]" italics="true" pageId="7" pageNumber="166">A. pachyrrhiza</emphasis>
</taxonomicName>
ranged from 10.4% to 10.6% (5758 bp), and divergences between
<taxonomicName id="00E4E4CAFFFDFF8EFBD2FE005CB1FFB6" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[1148,1271,447,473]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFDFF8EFBD2FE005CB1FFB6" box="[1148,1271,447,473]" italics="true" pageId="7" pageNumber="166">A. asiatica</emphasis>
</taxonomicName>
and
<taxonomicName id="00E4E4CAFFFDFF8EFA9CFE005DEDFFB6" box="[1330,1451,446,473]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="ligulata">
<emphasis id="F590435BFFFDFF8EFA9CFE005DEDFFB6" box="[1330,1451,446,473]" italics="true" pageId="7" pageNumber="166">A. ligulata</emphasis>
</taxonomicName>
ranged from 20.6% to 21.3% (112116 bp). In
<emphasis id="F590435BFFFDFF8EFD0AFE5D5A8FFF92" box="[676,713,482,508]" italics="true" pageId="7" pageNumber="166">rbc</emphasis>
L, intraspecific divergences of
<taxonomicName id="00E4E4CAFFFDFF8EFB85FE5C5CE3FF92" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[1067,1189,483,509]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFDFF8EFB85FE5C5CE3FF92" box="[1067,1189,483,509]" italics="true" pageId="7" pageNumber="166">A. asiatica</emphasis>
</taxonomicName>
varied from 0 to 1.4% (017 bp). Interspecific divergences between
<taxonomicName id="00E4E4CAFFFDFF8EFD2AFDB85ABDFC4E" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[644,763,519,545]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFDFF8EFD2AFDB85ABDFC4E" box="[644,763,519,545]" italics="true" pageId="7" pageNumber="166">A. asiatica</emphasis>
</taxonomicName>
and the other two
<taxonomicName id="00E4E4CAFFFDFF8EFC67FDB95C39FC4E" box="[969,1151,518,544]" pageId="7" pageNumber="166">
<emphasis id="F590435BFFFDFF8EFC67FDB95C6EFC4E" box="[969,1064,518,544]" italics="true" pageId="7" pageNumber="166">Aphanta</emphasis>
species
</taxonomicName>
ranged from 3.0% to 3.3% (
<taxonomicName id="00E4E4CAFFFDFF8EFF3FFD94597EFC2A" authorityName="Tronchin &amp; Freshwater" authorityYear="2007" box="[145,312,554,581]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="pachyrrhiza">
<emphasis id="F590435BFFFDFF8EFF3FFD94597EFC2A" box="[145,312,554,581]" italics="true" pageId="7" pageNumber="166">A. pachyrrhiza</emphasis>
</taxonomicName>
), and 9.8% to 10.1% (
<taxonomicName id="00E4E4CAFFFDFF8EFD99FD945AE8FC2A" box="[567,686,554,581]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="ligulata">
<emphasis id="F590435BFFFDFF8EFD99FD945AE8FC2A" box="[567,686,554,581]" italics="true" pageId="7" pageNumber="166">A. ligulata</emphasis>
</taxonomicName>
). In both the COI-5P and
<emphasis id="F590435BFFFDFF8EFC7BFD955BBCFC2A" box="[981,1018,554,580]" italics="true" pageId="7" pageNumber="166">rbc</emphasis>
L trees,
<taxonomicName id="00E4E4CAFFFDFF8EFBFBFD945C8BFC2A" authorityName="X. L. Wang, Z. M. Sun &amp; G. C. Wang" authorityYear="2020" box="[1109,1229,555,581]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="asiatica">
<emphasis id="F590435BFFFDFF8EFBFBFD945C8BFC2A" box="[1109,1229,555,581]" italics="true" pageId="7" pageNumber="166">A. asiatica</emphasis>
</taxonomicName>
formed a clade and clustered with
<taxonomicName id="00E4E4CAFFFDFF8EFE81FDF05990FC06" authorityName="Tronchin &amp; Freshwater" authorityYear="2007" box="[303,470,590,617]" class="Florideophyceae" family="Pterocladiaceae" genus="Aphanta" kingdom="Plantae" order="Nemaliales" pageId="7" pageNumber="166" phylum="Rhodophyta" rank="species" species="pachyrrhiza">
<emphasis id="F590435BFFFDFF8EFE81FDF05990FC06" box="[303,470,590,617]" italics="true" pageId="7" pageNumber="166">A. pachyrrhiza</emphasis>
</taxonomicName>
with full support (1.0 BI/100% ML for COI-5P, 1.0 BI /100% ML for
<emphasis id="F590435BFFFDFF8EFB50FDF15D65FC06" box="[1278,1315,590,616]" italics="true" pageId="7" pageNumber="166">rbc</emphasis>
L) (
<figureCitation id="5FDF83CCFFFDFF8EFAE0FDF15DE0FC06" box="[1358,1446,590,616]" captionStart="FIGURE 23" captionStartId="7.[136,229,1486,1508]" captionTargetBox="[154,1393,690,1455]" captionTargetId="figure-254@7.[151,1436,677,1460]" captionTargetPageId="7" captionText="FIGURE 23. ML tree of 17 COI-5P sequences calculated using the GTR+I evolution model. BI posterior probability values&gt;0.90/ML bootstrap values&gt;50 are shown for each clade. Species in bold refer to the sequences newly generated in this study." figureDoi="http://doi.org/10.5281/zenodo.13872277" httpUri="https://zenodo.org/record/13872277/files/figure.png" pageId="7" pageNumber="166">Figs 23</figureCitation>
,
<figureCitation id="5FDF83CCFFFDFF8EFF26FDCD58EEFCE2" box="[136,168,626,652]" captionStart="FIGURE 24" captionStartId="8.[136,229,1625,1647]" captionTargetBox="[184,1388,611,1595]" captionTargetId="figure-223@8.[151,1436,597,1601]" captionTargetPageId="8" captionText="FIGURE 24. ML tree of 19 rbcL sequences calculated using the GTR+I evolution model. BI posterior probability values&gt;0.90/ML bootstrap values&gt;50 are shown for each branch. Species in bold refer to the sequences newly generated in this study." figureDoi="http://doi.org/10.5281/zenodo.13872279" httpUri="https://zenodo.org/record/13872279/files/figure.png" pageId="7" pageNumber="166">24</figureCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>