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<document id="0989CD0A7DA578E6EFEBC7DF3D81860B" ID-CLB-Dataset="4002" ID-DOI="10.11646/phytotaxa.523.1.9" ID-GBIF-Dataset="032dd4c8-e40e-42f5-887f-57c3987ffe2d" ID-ISSN="1179-3163" ID-Zenodo-Dep="5572061" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1634300888031" checkinUser="plazi" docAuthor="Dubuisson, Jean-Yves, Nivart, Adele, Senterre, Bruno &amp; Rouhan, Germinal" docDate="2021" docId="A11087C1FFFAFFA2FF4BF3732DAA2835" docLanguage="en" docName="phytotaxa.523.1.9.pdf" docOrigin="Phytotaxa 523 (1)" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.7:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="7" docTitle="Trichomanes parvulum Poir. (Poiret 1808" docType="treatment" docVersion="7" lastPageNumber="120" masterDocId="5D29FFB9FFFAFFA3FFC3F7592C77203D" masterDocTitle="New taxonomic treatment for Trichomanes parvulum Poir. and T. dregei Bosch (Hymenophyllaceae, Polypodiidae)" masterLastPageNumber="125" masterPageNumber="119" pageNumber="119" updateTime="1699460054218" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="862108A83C127D9DF65FA7A093DB4B49">New taxonomic treatment for Trichomanes parvulum Poir. and T. dregei Bosch (Hymenophyllaceae, Polypodiidae)</mods:title>
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<mods:namePart id="06C1089A03712256E5ECFE8F895D6FAB">Dubuisson, Jean-Yves</mods:namePart>
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<mods:namePart id="F3875E036314CFB53F40567CC7F23971">Nivart, Adele</mods:namePart>
<mods:affiliation id="E97607F163A96E221A56041E695160CE">Institut de Systématique, Evolution, Biodiversité (ISYEB), Sorbonne Université, MNHN, CNRS, EPHE, Université des Antilles, CP 48, 57 rue Cuvier, 75005 Paris, France.</mods:affiliation>
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<mods:namePart id="3B3A3A859B44FA46AB9061584365C604">Senterre, Bruno</mods:namePart>
<mods:affiliation id="26D88519E16962A2F29C3D4AFBA15BBC">Island Biodiversity &amp; Conservation Centre, associated with the University of Seychelles, Anse Royale, Mahé, P. O. Box 1348, Seychelles. &amp; Evolutionary Biology &amp; Ecology - CP 160 / 12, Université Libre de Bruxelles, 50 Av. F. Roosevelt, 1050 Bruxelles, Belgium.</mods:affiliation>
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<paragraph id="290636D7FFFAFFA3FF4BF3732DE12478" blockId="0.[136,1452,1066,2065]" box="[136,406,1066,1093]" pageId="0" pageNumber="119">
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<taxonomicName id="EEB94D54FFFAFFA3FF4BF3732DE12478" ID-CoL="7CR79" authorityName="Poir. (Poiret" authorityYear="1808" box="[136,406,1066,1093]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FF4BF3732DE12478" bold="true" box="[136,406,1066,1093]" italics="true" pageId="0" pageNumber="119">Trichomanes parvulum</emphasis>
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<paragraph id="290636D7FFFAFFA3FF4BF308294925B4" blockId="0.[136,1452,1066,2065]" pageId="0" pageNumber="119">
As highlighted by
<bibRefCitation id="4D284B26FFFAFFA3FE96F3082E2D2454" author="Dubuisson, J. - Y. &amp; Le Pechon, T. &amp; Bauret, L. &amp; Rouhan, G. &amp; Reeb, C. &amp; Boucheron-Dubuisson, E. &amp; Selosse, M. - A. &amp; Chaussidon, C. &amp; Dajoz, I. &amp; Pynee, K. &amp; Grangaud, E. &amp; Robert, Y. &amp; Tamon, J. - M. &amp; Hennequin, S." box="[341,602,1105,1129]" pageId="0" pageNumber="119" pagination="1 - 58" refId="ref4062" refString="Dubuisson, J. - Y., Le Pechon, T., Bauret, L., Rouhan, G., Reeb, C., Boucheron-Dubuisson, E., Selosse, M. - A., Chaussidon, C., Dajoz, I., Pynee, K., Grangaud, E., Robert, Y., Tamon, J. - M., Hennequin, S. (2018) Disentangling the diversity and taxonomy of Hymenophyllaceae (Hymenophyllales, Polypodiidae) in the Mascarene archipelago, with ecological implications. Phytotaxa 375: 1 - 58. https: // doi. org / 10.11646 / phytotaxa. 375.1.1" type="journal article" year="2018">
Dubuisson
<emphasis id="1BCDEAC5FFFAFFA3FE13F3082E7F2454" box="[464,520,1105,1129]" italics="true" pageId="0" pageNumber="119">et al.</emphasis>
(2018)
</bibRefCitation>
,
<taxonomicName id="EEB94D54FFFAFFA3FDA4F3082F172454" authorityName="Poir. (Poiret" authorityYear="1808" box="[615,864,1105,1129]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FDA4F3082F172454" box="[615,864,1105,1129]" italics="true" pageId="0" pageNumber="119">Trichomanes parvulum</emphasis>
</taxonomicName>
is listed in some taxonomic databases (e.g. Tropicos, https://tropicos.org/name/26603003;
<bibRefCitation id="4D284B26FFFAFFA3FDD0F32C2F3824B0" author="African Plant Database" box="[531,847,1141,1165]" pageId="0" pageNumber="119" refId="ref3520" refString="African Plant Database (2021) Version 3. 4. 0. Conservatoire et Jardin botaniques de la Ville de Geneve and South African National Biodiversity Institute, Pretoria. Available from: http: // africanplantdatabase. ch (accessed July 2021)" type="url" year="2021">African Plant Database 2021</bibRefCitation>
), likely based on authoritative taxonomic synopsis (e.g.
<bibRefCitation id="4D284B26FFFAFFA3FF4BF3C02D73248C" author="Roux, J. P." box="[136,260,1177,1201]" pageId="0" pageNumber="119" pagination="1 - 293" refId="ref4571" refString="Roux, J. P. (2009) Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands. Strelitzia 23: 1 - 293." type="journal article" year="2009">Roux 2009</bibRefCitation>
), as a synonym of
<taxonomicName id="EEB94D54FFFAFFA3FE1AF3C02F5D248C" box="[473,810,1177,1201]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FE1AF3C02F5D248C" box="[473,810,1177,1201]" italics="true" pageId="0" pageNumber="119">Hymenophyllum sibthorpioides</emphasis>
</taxonomicName>
(Bory ex Willd., in
<bibRefCitation id="4D284B26FFFAFFA3FBCFF3C0288D248C" author="Willdenow, C. L." box="[1036,1274,1177,1201]" pageId="0" pageNumber="119" refId="ref5094" refString="Willdenow, C. L. (1810) Species Plantarum. G. C. Nauk, Berlin, 542 pp." type="book" year="1810">Willdenow 1810: 498</bibRefCitation>
) Mett. ex Kuhn (
<bibRefCitation id="4D284B26FFFAFFA3FF4CF3E42D4224E8" author="Kuhn, F. A. M." box="[143,309,1213,1237]" pageId="0" pageNumber="119" refId="ref4331" refString="Kuhn, F. A. M. (1868) Filices Africanae. W. Engelman, Leipzig, 233 pp." type="book" year="1868">Kuhn 1868: 41</bibRefCitation>
). But
<taxonomicName id="EEB94D54FFFAFFA3FEB5F3E42E1A24E8" authorityName="Poir. (Poiret" authorityYear="1808" box="[374,621,1213,1237]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FEB5F3E42E1A24E8" box="[374,621,1213,1237]" italics="true" pageId="0" pageNumber="119">Trichomanes parvulum</emphasis>
</taxonomicName>
could also be treated either as a taxonomically accepted species (Kuhn 1968;
<bibRefCitation id="4D284B26FFFAFFA3FF4BF3B82D3224C4" author="Christensen, C." box="[136,325,1249,1273]" pageId="0" pageNumber="119" refId="ref3850" refString="Christensen, C. (1932) The Pteridophyta of Madagascar. Dansk Botanisk Arkiv 7: [i] - xv, [1] - 253, 80 plates." type="book" year="1932">Christensen 1932</bibRefCitation>
;
<bibRefCitation id="4D284B26FFFAFFA3FE8CF3B82E6124C4" author="Tardieu-Blot, M. - L." box="[335,534,1249,1273]" pageId="0" pageNumber="119" pagination="151 - 201" refId="ref4734" refString="Tardieu-Blot, M. - L. (1960) Les fougeres des Mascareignes et des Seychelles. Notulae Systematicae (Paris) 16: 151 - 201." type="journal article" year="1960">Tardieu-Blot 1960</bibRefCitation>
), or as a heterotypic synonym of
<taxonomicName id="EEB94D54FFFAFFA3FCB5F3B82D1D2521" authority="(Blume 1828: 223) K. Iwats. (Iwatsuki 1985: 524)" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFAFFA3FCB5F3B8280324C5" box="[886,1140,1249,1273]" italics="true" pageId="0" pageNumber="119">Crepidomanes minutum</emphasis>
(
<bibRefCitation id="4D284B26FFFAFFA3FB41F3B8294A24C4" author="Blume, C. L. von" box="[1154,1341,1249,1273]" pageId="0" pageNumber="119" pagination="99 - 274" refId="ref3565" refString="Blume, C. L. von (1828) Enumeratio plantarum Javae 2. Van Leeuwen, Leiden, pp. 99 - 274." type="book chapter" year="1828">Blume 1828: 223</bibRefCitation>
) K. Iwats. (
<bibRefCitation id="4D284B26FFFAFFA3FF4CF25C2D142521" author="Iwatsuki, K." box="[143,355,1284,1309]" pageId="0" pageNumber="119" pagination="501 - 551" refId="ref4296" refString="Iwatsuki, K. (1985) The Hymenophyllaceae of Asia, excluding Malaysia. Journal of the Faculty of Science, University of Tokyo Section 3, Botany 13: 501 - 551." type="journal article" year="1985">Iwatsuki 1985: 524</bibRefCitation>
)
</taxonomicName>
, as suggested
<bibRefCitation id="4D284B26FFFAFFA3FDC2F25C2F772520" author="Dubuisson, J. - Y. &amp; Le Pechon, T. &amp; Bauret, L. &amp; Rouhan, G. &amp; Reeb, C. &amp; Boucheron-Dubuisson, E. &amp; Selosse, M. - A. &amp; Chaussidon, C. &amp; Dajoz, I. &amp; Pynee, K. &amp; Grangaud, E. &amp; Robert, Y. &amp; Tamon, J. - M. &amp; Hennequin, S." box="[513,768,1285,1309]" pageId="0" pageNumber="119" pagination="1 - 58" refId="ref4062" refString="Dubuisson, J. - Y., Le Pechon, T., Bauret, L., Rouhan, G., Reeb, C., Boucheron-Dubuisson, E., Selosse, M. - A., Chaussidon, C., Dajoz, I., Pynee, K., Grangaud, E., Robert, Y., Tamon, J. - M., Hennequin, S. (2018) Disentangling the diversity and taxonomy of Hymenophyllaceae (Hymenophyllales, Polypodiidae) in the Mascarene archipelago, with ecological implications. Phytotaxa 375: 1 - 58. https: // doi. org / 10.11646 / phytotaxa. 375.1.1" type="journal article" year="2018">
Dubuisson
<emphasis id="1BCDEAC5FFFAFFA3FDB9F25C2EC72520" box="[634,688,1285,1309]" italics="true" pageId="0" pageNumber="119">et al.</emphasis>
(2018)
</bibRefCitation>
. We may note here that
<bibRefCitation id="4D284B26FFFAFFA3FC3CF25C28BA2520" author="Christensen, C." box="[1023,1229,1285,1309]" pageId="0" pageNumber="119" refId="ref3850" refString="Christensen, C. (1932) The Pteridophyta of Madagascar. Dansk Botanisk Arkiv 7: [i] - xv, [1] - 253, 80 plates." type="book" year="1932">Christensen (1932)</bibRefCitation>
, even if he keeps the species
<taxonomicName id="EEB94D54FFFAFFA3FF18F2702D2C257C" authorityName="Poir. (Poiret" authorityYear="1808" box="[219,347,1321,1345]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FF18F2702D2C257C" box="[219,347,1321,1345]" italics="true" pageId="0" pageNumber="119">T. parvulum</emphasis>
</taxonomicName>
distinct, suggests the synonymy with
<taxonomicName id="EEB94D54FFFAFFA3FD33F2702FDD257C" box="[752,938,1321,1345]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FD33F2702FDD257C" box="[752,938,1321,1345]" italics="true" pageId="0" pageNumber="119">H. sibthorpioides</emphasis>
</taxonomicName>
. In addition, the
<bibRefCitation id="4D284B26FFFAFFA3FB9DF2702936257C" author="Tardieu-Blot, M. - L." box="[1118,1345,1321,1345]" pageId="0" pageNumber="119" pagination="151 - 201" refId="ref4734" refString="Tardieu-Blot, M. - L. (1960) Les fougeres des Mascareignes et des Seychelles. Notulae Systematicae (Paris) 16: 151 - 201." type="journal article" year="1960">Tardieu-blots (1960)</bibRefCitation>
treatment contradicts a previous publication (
<bibRefCitation id="4D284B26FFFAFFA3FDC0F2142EBC2559" author="Tardieu-Blot, M. - L." box="[515,715,1356,1381]" pageId="0" pageNumber="119" pagination="16 - 38" refId="ref4692" refString="Tardieu-Blot, M. - L. (1951) Hymenophyllacees. In: Humbert, H. (ed.) Flore de Madagascar et des Comores, famille 3. MNHN, Paris, pp. 16 - 38." type="book chapter" year="1951">Tardieu-Blot 1951</bibRefCitation>
) where she considers
<taxonomicName id="EEB94D54FFFAFFA3FC7FF21428492558" authorityName="Poir. (Poiret" authorityYear="1808" box="[956,1086,1357,1381]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FC7FF21428492558" box="[956,1086,1357,1381]" italics="true" pageId="0" pageNumber="119">T. parvulum</emphasis>
</taxonomicName>
as synonym to
<taxonomicName id="EEB94D54FFFAFFA3FB29F21429D22558" box="[1258,1445,1357,1381]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FB29F21429D22558" box="[1258,1445,1357,1381]" italics="true" pageId="0" pageNumber="119">H. sibthorpioides</emphasis>
</taxonomicName>
. This same treatment under
<taxonomicName id="EEB94D54FFFAFFA3FE69F2282E1325B4" box="[426,612,1393,1417]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FE69F2282E1325B4" box="[426,612,1393,1417]" italics="true" pageId="0" pageNumber="119">H. sibthorpioides</emphasis>
</taxonomicName>
is also included in her posthumous publication (
<bibRefCitation id="4D284B26FFFAFFA3FBABF228294425B4" author="Tardieu-Blot, M. - L." box="[1128,1331,1393,1417]" pageId="0" pageNumber="119" pagination="71 - 90" refId="ref4763" refString="Tardieu-Blot, M. - L. (2008) Hymenophyllacees. In: Autrey, J. - C., Bosser, J. &amp; Ferguson, K. (Eds.) Flore des Mascareignes, La Reunion, Maurice, Rodrigues. IRD Edition, Paris, pp. 71 - 90. [posthumous publication by F. Badre, MNHN]" type="book chapter" year="2008">Tardieu-Blot 2008</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="61A3655CFFFAFFA3FF7EF2CC2D8A26B8" pageId="0" pageNumber="119" type="description">
<paragraph id="290636D7FFFAFFA3FF7EF2CC2D8A26B8" blockId="0.[136,1452,1066,2065]" pageId="0" pageNumber="119">
All these uncertainties in taxonomic treatments result especially from the fact that
<taxonomicName id="EEB94D54FFFAFFA3FB99F2CC29DB2590" box="[1114,1452,1429,1453]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FB99F2CC29DB2590" box="[1114,1452,1429,1453]" italics="true" pageId="0" pageNumber="119">Hymenophyllum sibthorpioides</emphasis>
</taxonomicName>
and
<taxonomicName id="EEB94D54FFFAFFA3FF74F2E02DC025ED" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[183,439,1465,1489]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFAFFA3FF74F2E02DC025ED" box="[183,439,1465,1489]" italics="true" pageId="0" pageNumber="119">Crepidomanes minutum</emphasis>
</taxonomicName>
are tiny filmy ferns that are overall similar and share the same habitat (low to mid-elevation rainforests) in eastern Africa and the western Indian Ocean, and can thus grow in sympatry. This sympatry and their close morphology explain why the two species are often confused in the wild and in collections even sometimes by pteridologists (
<figureCitation id="B1822A52FFFAFFA3FF53F17C2D712600" box="[144,262,1573,1597]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="0" pageNumber="119">Fig. 1AB</figureCitation>
). Because
<typeStatus id="F6028875FFFAFFA3FEB9F17C2DDF2600" box="[378,424,1573,1597]" pageId="0" pageNumber="119">type</typeStatus>
specimens of
<taxonomicName id="EEB94D54FFFAFFA3FD87F17C2EB22600" authorityName="Poir. (Poiret" authorityYear="1808" box="[580,709,1573,1597]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FD87F17C2EB22600" box="[580,709,1573,1597]" italics="true" pageId="0" pageNumber="119">T. parvulum</emphasis>
</taxonomicName>
are sterile and relatively poorly preserved material (
<figureCitation id="B1822A52FFFAFFA3FB38F17C29062600" box="[1275,1393,1573,1597]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="0" pageNumber="119">Fig. 1CD</figureCitation>
), and the protologue of that name is imprecise (
<bibRefCitation id="4D284B26FFFAFFA3FD8DF1102EA6265C" author="Poiret, J. L. M." box="[590,721,1609,1633]" pageId="0" pageNumber="119" refId="ref4432" refString="Poiret, J. L. M. (1808) Encyclopedie methodique: Botanique. H. Agasse, Paris, 879 pp." type="book" year="1808">Poiret 1808</bibRefCitation>
), it makes so far its morphological characterization difficult and its taxonomic treatment controversial.
</paragraph>
</subSubSection>
<subSubSection id="61A3655CFFFAFFA3FF7EF1C828D226CC" pageId="0" pageNumber="119" type="materials_examined">
<paragraph id="290636D7FFFAFFA3FF7EF1C828D226CC" blockId="0.[136,1452,1066,2065]" pageId="0" pageNumber="119">
In order to clarify the taxonomy of
<taxonomicName id="EEB94D54FFFAFFA3FDFCF1C82ECB2695" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[575,700,1681,1704]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFAFFA3FDFCF1C82ECB2695" box="[575,700,1681,1704]" italics="true" pageId="0" pageNumber="119">C. minutum</emphasis>
</taxonomicName>
and
<taxonomicName id="EEB94D54FFFAFFA3FD30F1C82FDA2694" box="[755,941,1681,1705]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FD30F1C82FDA2694" box="[755,941,1681,1705]" italics="true" pageId="0" pageNumber="119">H. sibthorpioides</emphasis>
</taxonomicName>
, we aimed at characterizing the puzzling name
<taxonomicName id="EEB94D54FFFAFFA3FF4BF1EC2D7E26F0" authorityName="Poir. (Poiret" authorityYear="1808" box="[136,265,1717,1741]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FF4BF1EC2D7E26F0" box="[136,265,1717,1741]" italics="true" pageId="0" pageNumber="119">T. parvulum</emphasis>
</taxonomicName>
. Therefore, we studied in detail all plant fragments of the
<typeStatus id="F6028875FFFAFFA3FCBAF1EC2FD026F0" box="[889,935,1717,1741]" pageId="0" pageNumber="119">type</typeStatus>
material of
<taxonomicName id="EEB94D54FFFAFFA3FBEAF1EC28DD26F0" authorityName="Poir. (Poiret" authorityYear="1808" box="[1065,1194,1717,1741]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FBEAF1EC28DD26F0" box="[1065,1194,1717,1741]" italics="true" pageId="0" pageNumber="119">T. parvulum</emphasis>
</taxonomicName>
kept in the P herbarium (
<emphasis id="1BCDEAC5FFFAFFA3FF52F1802DBC26CD" box="[145,459,1753,1777]" italics="true" pageId="0" pageNumber="119">L.-M.A. du Petit-Thouars s.n.</emphasis>
, P00065014, P00065015; herbarium acronyms follow
<bibRefCitation id="4D284B26FFFAFFA3FBD6F18028ED26CC" author="Thiers, B." box="[1045,1178,1753,1777]" pageId="0" pageNumber="119" refId="ref4859" refString="Thiers, B. (2021) [continuously updated] Index herbariorum, a global directory of public herbaria and associated staff. Botanical Garden's Virtual Herbarium, New York. Available from: http: // sweetgum. nybg. org / ih / (accessed June 2021)" type="url" year="2021">Thiers 2021</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="61A3655CFFFAFFA2FF7EF1A4288A2769" lastPageId="1" lastPageNumber="120" pageId="0" pageNumber="119" type="diagnosis">
<paragraph id="290636D7FFFAFFA2FF7EF1A428E021EA" blockId="0.[136,1452,1066,2065]" lastBlockId="1.[136,1452,159,472]" lastPageId="1" lastPageNumber="120" pageId="0" pageNumber="119">
For this purpose, we first summarised the main characters that distinguish the two species
<taxonomicName id="EEB94D54FFFAFFA3FB13F1A429252729" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[1232,1362,1789,1812]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFAFFA3FB13F1A429252729" box="[1232,1362,1789,1812]" italics="true" pageId="0" pageNumber="119">C. minutum</emphasis>
</taxonomicName>
and
<taxonomicName id="EEB94D54FFFAFFA3FA52F1A42D562704" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FA52F1A42D562704" italics="true" pageId="0" pageNumber="119">H. sibthorpioides</emphasis>
</taxonomicName>
(
<tableCitation id="643B036CFFFAFFA3FEF3F0782D032704" box="[304,372,1825,1849]" captionStart="TABLE 1" captionStartId="1.[136,224,519,543]" captionTargetPageId="1" captionText="TABLE 1. Diagnostic characters for distinguishing Crepidomanes minutum (Blume) K.Iwats. from Hymenophyllum sibthorpioides (Bory ex Willd.) Mett. ex Kuhn." httpUri="http://table.plazi.org/id/7DC6665FFFFBFFA2FF4BF55E2EF7227E" pageId="0" pageNumber="119" tableUuid="7DC6665FFFFBFFA2FF4BF55E2EF7227E">Tab. 1</tableCitation>
). Considering fertile specimens, the distinction is easy:
<taxonomicName id="EEB94D54FFFAFFA3FC17F07828262705" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[980,1105,1825,1848]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFAFFA3FC17F07828262705" box="[980,1105,1825,1848]" italics="true" pageId="0" pageNumber="119">C. minutum</emphasis>
</taxonomicName>
has tubular to campanulate sori typical of trichomanoids (to which the species belongs) while
<taxonomicName id="EEB94D54FFFAFFA3FC82F01C2F892760" box="[833,1022,1861,1885]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FC82F01C2F892760" box="[833,1022,1861,1885]" italics="true" pageId="0" pageNumber="119">H. sibthorpioides</emphasis>
</taxonomicName>
has bilabiate sori typical of its genus; additionally, sori margins are toothed in
<taxonomicName id="EEB94D54FFFAFFA3FD81F0302E8927BC" box="[578,766,1897,1921]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFAFFA3FD81F0302E8927BC" box="[578,766,1897,1921]" italics="true" pageId="0" pageNumber="119">H. sibthorpioides</emphasis>
</taxonomicName>
vs. non-toothed in
<taxonomicName id="EEB94D54FFFAFFA3FC10F030282627BD" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[979,1105,1897,1920]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFAFFA3FC10F030282627BD" box="[979,1105,1897,1920]" italics="true" pageId="0" pageNumber="119">C. minutum</emphasis>
</taxonomicName>
. Considering sterile specimens, rhizome characters are sometimes informative: in
<taxonomicName id="EEB94D54FFFAFFA3FD61F0D428CE2799" authority="(C. Presl) C. Presl (Presl 1849: 258)" authorityName="C. Presl (Presl" authorityYear="1849" baseAuthorityName="C. Presl" box="[674,1209,1932,1957]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="genus">
<emphasis id="1BCDEAC5FFFAFFA3FD61F0D42F4A2798" box="[674,829,1933,1957]" italics="true" pageId="0" pageNumber="119">Crepidomanes</emphasis>
(C.Presl) C.Presl (Presl 1849: 258)
</taxonomicName>
rhizomes are rootless and densely covered with short dark brown hairs that may extend to the base of the stipes whereas in
<taxonomicName id="EEB94D54FFFAFFA3FB08F0E82D3927D0" authority="Sm. (Smith 1793: 418)" authorityName="Sm. (Smith" authorityYear="1793" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="genus">
<emphasis id="1BCDEAC5FFFAFFA3FB08F0E8290D27F4" box="[1227,1402,1969,1993]" italics="true" pageId="0" pageNumber="119">Hymenophyllum</emphasis>
Sm. (
<bibRefCitation id="4D284B26FFFAFFA3FF4CF08C2D3127D0" author="Smith, J. E." box="[143,326,2005,2029]" pageId="0" pageNumber="119" pagination="401 - 422" refId="ref4601" refString="Smith, J. E. (1793) Tentamen botanicum de filicum generibus dorsiferarum. Memoires de l'Academie Royale des Sciences de Turin 5: 401 - 422." type="journal article" year="1793">Smith 1793: 418</bibRefCitation>
)
</taxonomicName>
rhizomes bear sparse reddish-brown hairs (or may appear glabrous if aged) with sparse fine roots. The entirely sterile
<typeStatus id="F6028875FFFAFFA3FEEDF0A02D2B282C" box="[302,348,2041,2065]" pageId="0" pageNumber="119">type</typeStatus>
material of
<taxonomicName id="EEB94D54FFFAFFA3FE26F0A02E1F282C" authorityName="Poir. (Poiret" authorityYear="1808" box="[485,616,2041,2065]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="0" pageNumber="119" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFAFFA3FE26F0A02E1F282C" box="[485,616,2041,2065]" italics="true" pageId="0" pageNumber="119">T. parvulum</emphasis>
</taxonomicName>
comprises a single rhizome fragment that is connected to a frond (
<figureCitation id="B1822A52FFFAFFA3FA92F0A029D1282C" box="[1361,1446,2041,2065]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="0" pageNumber="119">Fig. 1C</figureCitation>
, green arrow). This rhizome is glabrous, hence suggesting to ascribe it to
<taxonomicName id="EEB94D54FFFBFFA2FC5DF7F9282E208A" box="[926,1113,159,183]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFBFFA2FC5DF7F9282E208A" box="[926,1113,159,183]" italics="true" pageId="1" pageNumber="120">H. sibthorpioides</emphasis>
</taxonomicName>
. By studying the frond lamina, two morphotaxa can nevertheless be clearly distinguished: one with the clear greenish-grey coloured dry fronds that show cellular characters close to those of
<taxonomicName id="EEB94D54FFFBFFA2FDCCF7B12EFB20C2" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[527,652,232,255]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FDCCF7B12EFB20C2" box="[527,652,232,255]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
</taxonomicName>
(
<figureCitation id="B1822A52FFFBFFA2FD5EF7BE2F6520C2" box="[669,786,231,255]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="1" pageNumber="120">Fig. 1CD</figureCitation>
, clear fronds without arrows;
<figureCitation id="B1822A52FFFBFFA2FB9BF7BE28DF20C2" box="[1112,1192,231,255]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="1" pageNumber="120">Fig. 1F</figureCitation>
), and one with the dark reddish-brown coloured dry fronds that show cellular characters close to those of
<taxonomicName id="EEB94D54FFFBFFA2FC38F65528C1211E" box="[1019,1206,267,291]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFBFFA2FC38F65528C1211E" box="[1019,1206,267,291]" italics="true" pageId="1" pageNumber="120">H. sibthorpioides</emphasis>
</taxonomicName>
(
<figureCitation id="B1822A52FFFBFFA2FB06F652296E211E" box="[1221,1305,267,291]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="1" pageNumber="120">Fig. 1C</figureCitation>
, blue arrows;
<figureCitation id="B1822A52FFFBFFA2FF4BF6762CAA217A" box="[136,221,303,327]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="1" pageNumber="120">Fig. 1G</figureCitation>
). In addition, one clear frond appears to have proliferation (
<figureCitation id="B1822A52FFFBFFA2FCA7F6762FCE217A" box="[868,953,303,327]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="1" pageNumber="120">Fig. 1D</figureCitation>
, red arrow). Looking at this latter character in detail (
<figureCitation id="B1822A52FFFBFFA2FF11F60A2D542156" box="[210,291,339,363]" captionStart="FIGURE 1" captionStartId="2.[136,229,1895,1917]" captionTargetBox="[183,1415,201,1851]" captionTargetId="figure-30@2.[164,1423,188,1868]" captionTargetPageId="2" captionText="FIGURE 1. Comparison of Cr. minutum, H. sibthorpioides, and the holotype of T. parvulum. A) Cr. minutum in situ, B) H. sibthorpioides in situ; C) and D), type material of T. parvulum P00065014 (C) and P00065015 (D) (blue arrows: reddish-brown fronds corresponding to fronds of H. sibthorpioides, now kept separate under P01190780 and P01190781; green arrow:hairless rhizome; red arrow:proliferations); E) Double proliferation on a frond of the type P00065015; F) greenish-grey frond cells; G) reddish-brown frond cells. C and D, scale = 1 cm; F and G, scale = 100 µm." figureDoi="http://doi.org/10.5281/zenodo.5572063" httpUri="https://zenodo.org/record/5572063/files/figure.png" pageId="1" pageNumber="120">Fig. 1E</figureCitation>
, red arrows), such proliferation is double and originates on the rightmost stipe. The proliferation that defines the budding of a new frond on a stipe is an exclusive autapomorphy of
<taxonomicName id="EEB94D54FFFBFFA2FC6DF621295521B2" authority="(Ebihara et al. 2006)" baseAuthorityName="Ebihara" baseAuthorityYear="2006" box="[942,1314,375,399]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FC6DF621285A21B2" box="[942,1069,376,399]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
(
<bibRefCitation id="4D284B26FFFBFFA2FBFDF62E296D21B2" author="Ebihara, A. &amp; Dubuisson, J. - Y. &amp; Iwatsuki, K. &amp; Hennequin, S. &amp; Ito, M." box="[1086,1306,375,399]" pageId="1" pageNumber="120" pagination="221 - 280" refId="ref4184" refString="Ebihara, A., Dubuisson, J. - Y., Iwatsuki, K., Hennequin, S. &amp; Ito, M. (2006) A taxonomic revision of the Hymenophyllaceae. Blumea 51: 221 - 280. https: // doi. org / 10.3767 / 000651906 X 622210" type="journal article" year="2006">
Ebihara
<emphasis id="1BCDEAC5FFFBFFA2FB5EF62128A121B2" box="[1181,1238,375,399]" italics="true" pageId="1" pageNumber="120">et al.</emphasis>
2006
</bibRefCitation>
)
</taxonomicName>
. Concerning segment apices, the ends of the segments of almost all the fronds are damaged, but for at least the frond with proliferation (Fig. D, red arrow), some preserved segments show emarginate apex as expected for
<taxonomicName id="EEB94D54FFFBFFA2FBD0F69928E721EA" box="[1043,1168,448,471]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FBD0F69928E721EA" box="[1043,1168,448,471]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
</taxonomicName>
.
</paragraph>
<caption id="7DC6665FFFFBFFA2FF4BF55E2EF7227E" ID-Table-UUID="7DC6665FFFFBFFA2FF4BF55E2EF7227E" httpUri="http://table.plazi.org/id/7DC6665FFFFBFFA2FF4BF55E2EF7227E" pageId="1" pageNumber="120" startId="1.[136,224,519,543]" targetBox="[147,1435,614,1604]" targetIsTable="true" targetPageId="1">
<paragraph id="290636D7FFFBFFA2FF4BF55E2EF7227E" blockId="1.[136,1452,519,579]" pageId="1" pageNumber="120">
<emphasis id="1BCDEAC5FFFBFFA2FF4BF55E2D752222" bold="true" box="[136,258,519,543]" pageId="1" pageNumber="120">TABLE 1.</emphasis>
Diagnostic characters for distinguishing
<taxonomicName id="EEB94D54FFFBFFA2FD18F55E28D82222" authority="(Blume) K. Iwats." authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[731,1199,519,543]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FD18F55E2F972222" box="[731,992,519,543]" italics="true" pageId="1" pageNumber="120">Crepidomanes minutum</emphasis>
(Blume) K.Iwats.
</taxonomicName>
from
<taxonomicName id="EEB94D54FFFBFFA2FB3EF55E2EF7227E" authority="(Bory ex Willd.) Mett. ex Kuhn." authorityName="Kuhn." baseAuthorityName="Willd." class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFBFFA2FB3EF55E2D56227E" italics="true" pageId="1" pageNumber="120">Hymenophyllum sibthorpioides</emphasis>
(Bory ex Willd.) Mett. ex Kuhn.
</taxonomicName>
</paragraph>
</caption>
<paragraph id="290636D7FFFBFFA2FE95F53F2958260F" pageId="1" pageNumber="120">
<table id="5BB9C477FFFB005CFF50F53F29EC2679" box="[147,1435,614,1604]" gridcols="3" gridrows="7" pageId="1" pageNumber="120">
<tr id="97893495FFFB005CFF50F53F29EC2241" box="[147,1435,614,636]" gridrow="0" pageId="1" pageNumber="120" rowspan-0="1">
<th id="D4585DE9FFFB005CFE95F53F2F002241" box="[342,887,614,636]" gridcol="1" gridrow="0" pageId="1" pageNumber="120">
<taxonomicName id="EEB94D54FFFBFFA2FE95F53F2E312241" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[342,582,614,636]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FE95F53F2E312241" bold="true" box="[342,582,614,636]" italics="true" pageId="1" pageNumber="120">Crepidomanes minutum</emphasis>
</taxonomicName>
</th>
<th id="D4585DE9FFFB005CFC4CF53F29EC2241" box="[911,1435,614,636]" gridcol="2" gridrow="0" pageId="1" pageNumber="120">
<emphasis id="1BCDEAC5FFFBFFA2FC4CF53F28B22241" bold="true" box="[911,1221,614,636]" italics="true" pageId="1" pageNumber="120">Hymenophyllum sibthorpioides</emphasis>
</th>
</tr>
<tr id="97893495FFFB005CFF50F5ED29EC22D3" box="[147,1435,692,750]" gridrow="1" pageId="1" pageNumber="120">
<th id="D4585DE9FFFB005CFF50F5ED2D5822D3" box="[147,303,692,750]" gridcol="0" gridrow="1" pageId="1" pageNumber="120">Rhizome</th>
<td id="D4585DE9FFFB005CFE95F5ED2F0022D3" box="[342,887,692,750]" gridcol="1" gridrow="1" pageId="1" pageNumber="120">Usually densely covered by short dark-brown hairs, rootless.</td>
<td id="D4585DE9FFFB005CFC4CF5ED29EC22D3" box="[911,1435,692,750]" gridcol="2" gridrow="1" pageId="1" pageNumber="120">Usually with scattered reddish-brown hairs (deciduous in old specimens), and with scattered filiform roots.</td>
</tr>
<tr id="97893495FFFB005CFF50F47C29EC23D2" box="[147,1435,805,1007]" gridrow="2" pageId="1" pageNumber="120">
<th id="D4585DE9FFFB005CFF50F47C2D5823D2" box="[147,303,805,1007]" gridcol="0" gridrow="2" pageId="1" pageNumber="120">Stipe</th>
<td id="D4585DE9FFFB005CFE95F47C2F0023D2" box="[342,887,805,1007]" gridcol="1" gridrow="2" pageId="1" pageNumber="120">
14 cm long. Filiform, cylindrical, non-winged (usually more or less winged in other
<taxonomicName id="EEB94D54FFFBFFA2FDADF4102F3F2362" box="[622,840,841,863]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="1BCDEAC5FFFBFFA2FDADF4102E8E2363" box="[622,761,841,862]" italics="true" pageId="1" pageNumber="120">Crepidomanes</emphasis>
species
</taxonomicName>
), with hairs similar to those of the rhizome, mostly at the base. Stipes sometimes with proliferations (the stipes are thus branching) or, if absent, sometimes one to few buds covered by few small brown hairs.
</td>
<td id="D4585DE9FFFB005CFC4CF47C29EC23D2" box="[911,1435,805,1007]" gridcol="2" gridrow="2" pageId="1" pageNumber="120">13 cm long. Filiform, cylindrical, non-winged, with few reddish brown hairs, (deciduous in old specimens). Proliferations absent.</td>
</tr>
<tr id="97893495FFFB005CFF50F37F29EC245D" box="[147,1435,1062,1120]" gridrow="3" pageId="1" pageNumber="120">
<th id="D4585DE9FFFB005CFF50F37F2D58245D" box="[147,303,1062,1120]" gridcol="0" gridrow="3" pageId="1" pageNumber="120">Lamina size (length × width)</th>
<td id="D4585DE9FFFB005CFE95F37F2F00245D" box="[342,887,1062,1120]" gridcol="1" gridrow="3" pageId="1" pageNumber="120">0.53.0 × 13 cm</td>
<td id="D4585DE9FFFB005CFC4CF37F29EC245D" box="[911,1435,1062,1120]" gridcol="2" gridrow="3" pageId="1" pageNumber="120">0.51.0 × 0.51.5 cm</td>
</tr>
<tr id="97893495FFFB005CFF50F3C129EC24CB" box="[147,1435,1176,1270]" gridrow="4" pageId="1" pageNumber="120">
<th id="D4585DE9FFFB005CFF50F3C12D5824CB" box="[147,303,1176,1270]" gridcol="0" gridrow="4" pageId="1" pageNumber="120">Lamina shape and division</th>
<td id="D4585DE9FFFB005CFE95F3C12F0024CB" box="[342,887,1176,1270]" gridcol="1" gridrow="4" pageId="1" pageNumber="120">Flabellate to (ob)ovate or elliptic; digitate to pinnatifid, less often pinnate-pinnatifid. Segment apices often emarginate, usually not rounded.</td>
<td id="D4585DE9FFFB005CFC4CF3C129EC24CB" box="[911,1435,1176,1270]" gridcol="2" gridrow="4" pageId="1" pageNumber="120">Flabellate to orbicular; digitate. Segment apices usually rounded, never emarginate.</td>
</tr>
<tr id="97893495FFFB005CFF50F27429EC25EE" box="[147,1435,1325,1491]" gridrow="5" pageId="1" pageNumber="120">
<th id="D4585DE9FFFB005CFF50F2742D5825EE" box="[147,303,1325,1491]" gridcol="0" gridrow="5" pageId="1" pageNumber="120">Laminar cell</th>
<td id="D4585DE9FFFB005CFE95F2742F0025EE" box="[342,887,1325,1491]" gridcol="1" gridrow="5" pageId="1" pageNumber="120">More or less of homogenous shape, mostly rectangular, less often pentagonal, and longitudinally elongated and oriented (or sometimes with oblique orientation near the margins), 100120 µm long and 1525 µm wide, bordered by a thick slightly wavy wall.</td>
<td id="D4585DE9FFFB005CFC4CF27429EC25EE" box="[911,1435,1325,1491]" gridcol="2" gridrow="5" pageId="1" pageNumber="120">Of variable shape, pentagonal to hexagonal, less often rectangular, 5080 μm long and 2040 μm wide, not mostly longitudinally oriented, with irregularly thickened cell walls (but not wavy).</td>
</tr>
<tr id="97893495FFFB005CFF50F15329EC2679" box="[147,1435,1546,1604]" gridrow="6" pageId="1" pageNumber="120">
<th id="D4585DE9FFFB005CFF50F1532D582679" box="[147,303,1546,1604]" gridcol="0" gridrow="6" pageId="1" pageNumber="120">Sori</th>
<td id="D4585DE9FFFB005CFE95F1532F002679" box="[342,887,1546,1604]" gridcol="1" gridrow="6" pageId="1" pageNumber="120">Sori tubular to funnel-shaped, with slightly dilated lips but not bilabiate, and entire lip margins.</td>
<td id="D4585DE9FFFB005CFC4CF15329EC2679" box="[911,1435,1546,1604]" gridcol="2" gridrow="6" pageId="1" pageNumber="120">Sori clearly bilabiate with toothed margins.</td>
</tr>
</table>
</paragraph>
<paragraph id="290636D7FFFBFFA2FF7EF1D1288A2769" blockId="1.[136,1452,1672,2056]" pageId="1" pageNumber="120">
The characters of rhizome, stipe and lamina of the type of
<taxonomicName id="EEB94D54FFFBFFA2FC8EF1D02FA7269D" authorityName="Poir. (Poiret" authorityYear="1808" box="[845,976,1672,1696]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFBFFA2FC8EF1D02FA7269D" box="[845,976,1672,1696]" italics="true" pageId="1" pageNumber="120">T. parvulum</emphasis>
</taxonomicName>
therefore clearly indicate that the different fragments represent a heterogeneous mixture of the two species
<taxonomicName id="EEB94D54FFFBFFA2FCE9F1F42F9426F9" box="[810,995,1708,1732]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="sibthorpioides">
<emphasis id="1BCDEAC5FFFBFFA2FCE9F1F42F9426F9" box="[810,995,1708,1732]" italics="true" pageId="1" pageNumber="120">H. sibthorpioides</emphasis>
</taxonomicName>
and
<taxonomicName id="EEB94D54FFFBFFA2FBD7F1F428F826F9" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[1044,1167,1709,1732]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FBD7F1F428F826F9" box="[1044,1167,1709,1732]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
</taxonomicName>
. Consequently, a
<typeStatus id="F6028875FFFBFFA2FA89F1F529DB26F9" box="[1354,1452,1708,1732]" pageId="1" pageNumber="120" type="lectotype">lectotype</typeStatus>
corresponding most nearly with the original description or diagnosis must be designated (Art. 14,
<bibRefCitation id="4D284B26FFFBFFA2FB04F18929D726D5" author="Turland, N. J. &amp; Wiersema, J. H. &amp; Barrie, F. R. &amp; Greuter, W. &amp; Hawksworth, D. L. &amp; Herendeen, P. S. &amp; Knapp, S. &amp; Kusber, W. - H. &amp; Li, D. - Z. &amp; Marhold, K. &amp; May, T. W. &amp; McNeill, J. &amp; Monro, A. M. &amp; Prado, J. &amp; Price, M. J. &amp; Smith, G. F." box="[1223,1440,1744,1768]" pageId="1" pageNumber="120" refId="ref4943" refString="Turland, N. J., Wiersema, J. H., Barrie, F. R., Greuter, W., Hawksworth, D. L., Herendeen, P. S., Knapp, S., Kusber, W. - H., Li, D. - Z., Marhold, K., May, T. W., McNeill, J., Monro, A. M., Prado, J., Price, M. J. &amp; Smith, G. F. (2018) International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code) adopted by the Nineteenth International Botanical Congress Shenzhen, China, July 2017. Regnum Vegetabile 159. https: // doi. org / 10.12705 / Code. 2018" type="book" year="2018">
Turland
<emphasis id="1BCDEAC5FFFBFFA2FAE7F188292A26D5" box="[1316,1373,1744,1768]" italics="true" pageId="1" pageNumber="120">et al.</emphasis>
2018
</bibRefCitation>
). The original description of
<taxonomicName id="EEB94D54FFFBFFA2FE74F1AC2E4D2731" authorityName="Poir. (Poiret" authorityYear="1808" box="[439,570,1780,1804]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFBFFA2FE74F1AC2E4D2731" box="[439,570,1780,1804]" italics="true" pageId="1" pageNumber="120">T. parvulum</emphasis>
</taxonomicName>
describes the sorus as urceolate, or as a small, dilated cup at its extremity. The adjective urceolate describes a campanulate
<taxonomicName id="EEB94D54FFFBFFA2FD9CF0412EBF270D" box="[607,712,1816,1840]" form="with" pageId="1" pageNumber="120" rank="form">form with</taxonomicName>
the median part slightly broader than the mouth. This depicts rather a trichomanoid sorus than a
<taxonomicName id="EEB94D54FFFBFFA2FE60F0652E252769" authorityName="Sm. (Smith" authorityYear="1793" box="[419,594,1852,1876]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Hymenophyllum" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="genus">
<emphasis id="1BCDEAC5FFFBFFA2FE60F0652E252769" box="[419,594,1852,1876]" italics="true" pageId="1" pageNumber="120">Hymenophyllum</emphasis>
</taxonomicName>
sorus, and the dilated lips are also characteristic of
<taxonomicName id="EEB94D54FFFBFFA2FBBAF06428812769" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[1145,1270,1853,1876]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FBBAF06428812769" box="[1145,1270,1853,1876]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="61A3655CFFFBFFA2FF7EF0392DAA2835" pageId="1" pageNumber="120" type="discussion">
<paragraph id="290636D7FFFBFFA2FF7EF0392DAA2835" blockId="1.[136,1452,1672,2056]" pageId="1" pageNumber="120">
Consequently, the description of the sori and the presence of
<taxonomicName id="EEB94D54FFFBFFA2FC8DF0382FBC2745" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[846,971,1889,1912]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FC8DF0382FBC2745" box="[846,971,1889,1912]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
</taxonomicName>
in the type material of
<taxonomicName id="EEB94D54FFFBFFA2FB0BF038293F2745" authorityName="Poir. (Poiret" authorityYear="1808" box="[1224,1352,1888,1912]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFBFFA2FB0BF038293F2745" box="[1224,1352,1888,1912]" italics="true" pageId="1" pageNumber="120">T. parvulum</emphasis>
</taxonomicName>
led us to designate as
<typeStatus id="F6028875FFFBFFA2FED3F0DD2D0527A1" box="[272,370,1924,1948]" pageId="1" pageNumber="120" type="lectotype">lectotype</typeStatus>
of
<taxonomicName id="EEB94D54FFFBFFA2FE55F0DC2E6127A1" authorityName="Poir. (Poiret" authorityYear="1808" box="[406,534,1924,1948]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFBFFA2FE55F0DC2E6127A1" box="[406,534,1924,1948]" italics="true" pageId="1" pageNumber="120">T. parvulum</emphasis>
</taxonomicName>
the fragments identified as
<taxonomicName id="EEB94D54FFFBFFA2FCFCF0DC2FCB27A1" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[831,956,1925,1948]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FCFCF0DC2FCB27A1" box="[831,956,1925,1948]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
</taxonomicName>
. This is also in agreement with the illustration of
<taxonomicName id="EEB94D54FFFBFFA2FF66F0F02D5327FD" authorityName="Poir. (Poiret" authorityYear="1808" box="[165,292,1960,1984]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFBFFA2FF66F0F02D5327FD" box="[165,292,1960,1984]" italics="true" pageId="1" pageNumber="120">T. parvulum</emphasis>
</taxonomicName>
by
<bibRefCitation id="4D284B26FFFBFFA2FE8FF0F12D9327FD" author="Hooker, W. J." box="[332,484,1960,1984]" pageId="1" pageNumber="120" pagination="21 - 40" refId="ref4240" refString="Hooker, W. J. (1844) Species filicum 1 (2). Pamplin, London, 65 - 128, Tab. 21 - 40." type="book chapter" year="1844">Hooker (1844</bibRefCitation>
: Tab. 39 A) which clearly shows a
<taxonomicName id="EEB94D54FFFBFFA2FC96F0F02FA627FD" authorityName="K. Iwats. (Iwatsuki" authorityYear="1985" baseAuthorityName="Blume" baseAuthorityYear="1828" box="[853,977,1961,1984]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FC96F0F02FA627FD" box="[853,977,1961,1984]" italics="true" pageId="1" pageNumber="120">C. minutum</emphasis>
</taxonomicName>
with typical campanulate sori. As the earlier name
<taxonomicName id="EEB94D54FFFBFFA2FF0AF0942D3E27D9" authorityName="Poir. (Poiret" authorityYear="1808" box="[201,329,1996,2020]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="parvulum">
<emphasis id="1BCDEAC5FFFBFFA2FF0AF0942D3E27D9" box="[201,329,1996,2020]" italics="true" pageId="1" pageNumber="120">T. parvulum</emphasis>
</taxonomicName>
has priority over
<taxonomicName id="EEB94D54FFFBFFA2FDCBF0952FC927D9" authority="Blume (1828: 64)" authorityName="Blume" authorityPageNumber="64" authorityYear="1828" box="[520,958,1996,2020]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Trichomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="species" species="minutum">
<emphasis id="1BCDEAC5FFFBFFA2FDCBF0952E8127D9" box="[520,758,1996,2020]" italics="true" pageId="1" pageNumber="120">Trichomanes minutum</emphasis>
<bibRefCitation id="4D284B26FFFBFFA2FD3EF0952FC927D9" author="Blume, C. L. von" box="[765,958,1996,2020]" pageId="1" pageNumber="120" pagination="99 - 274" refId="ref3565" refString="Blume, C. L. von (1828) Enumeratio plantarum Javae 2. Van Leeuwen, Leiden, pp. 99 - 274." type="book chapter" year="1828">Blume (1828: 64)</bibRefCitation>
</taxonomicName>
, it is the correct name to apply, and it must be combined under
<taxonomicName id="EEB94D54FFFBFFA2FEF8F0A92DA12835" authorityName="C. Presl (Presl" authorityYear="1849" baseAuthorityName="C. Presl" box="[315,470,2032,2056]" class="Polypodiopsida" family="Hymenophyllaceae" genus="Crepidomanes" kingdom="Plantae" order="Hymenophyllales" pageId="1" pageNumber="120" phylum="Tracheophyta" rank="genus">
<emphasis id="1BCDEAC5FFFBFFA2FEF8F0A92DA12835" box="[315,470,2032,2056]" italics="true" pageId="1" pageNumber="120">Crepidomanes</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>