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<document ID-CLB-Dataset="21005" ID-DOI="http://dx.doi.org/10.3897/phytokeys.159.55330" ID-GBIF-Dataset="d5277062-3126-470b-8780-f05e487b1c89" ID-PMC="PMC7486311" ID-Pensoft-Pub="1314-2003-159-71" ID-Pensoft-UUID="E9DA9186A78F5770980129A17A54A8F2" ID-PubMed="32973390" ModsDocID="1314-2003-159-71" checkinTime="1599298919024" checkinUser="pensoft" docAuthor="Valdespino, Ivan A." docDate="2020" docId="C006952C10055AD0A03ECDC544AF6E88" docLanguage="en" docName="PhytoKeys 159: 71-113" docOrigin="PhytoKeys 159" docSource="http://dx.doi.org/10.3897/phytokeys.159.55330" docTitle="Selaginella papillosa Valdespino 2020, sp. nov." docType="treatment" docVersion="6" id="E9DA9186A78F5770980129A17A54A8F2" lastPageNumber="71" masterDocId="E9DA9186A78F5770980129A17A54A8F2" masterDocTitle="Taxonomic innovations in South American Selaginella (Selaginellaceae, Lycopodiophyta): description of five new species and an additional range extension" masterLastPageNumber="113" masterPageNumber="71" pageNumber="71" updateTime="1732779008540" updateUser="ExternalLinkService">
<mods:mods id="469CFCFD4FE8A74A1F7FBA9DE96982C7" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="9B724D5A4264C39996CA1EAE1D275A51">
<mods:title id="AD18AB064FD6C3FD021A3DBA83337F02">Taxonomic innovations in South American Selaginella (Selaginellaceae, Lycopodiophyta): description of five new species and an additional range extension</mods:title>
</mods:titleInfo>
<mods:name id="23B297BD9EA6029822735D9A3CD0A359" type="personal">
<mods:role id="CD54B9D790D25F0939B56A7B44EA985A">
<mods:roleTerm id="3F6852C59C74690E28A537EBB8BF43B1">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="A4AD10A05F401EECB0F9FE1C42EBA07E">Valdespino, Ivan A.</mods:namePart>
<mods:affiliation id="0CBAD1EE384B96B04D8AD10F26203988">Departamento de Botanica, Facultad de Ciencias Naturales, Exactas y Tecnologia, Universidad de Panama, Apartado Postal 0824 - 00073, Panama &amp; Sistema Nacional de Investigacion (SNI), SENACYT, Panama</mods:affiliation>
<mods:nameIdentifier id="7E4609CE198EF2AA82E61A8EEF4BE8C1" type="orcid">https://orcid.org/0000-0003-1004-8289</mods:nameIdentifier>
<mods:nameIdentifier id="4196322730EDF2B6C2EA932168E16D72" type="email">iavaldespino@gmail.com</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource id="54D220A07ECB4D36FE2ED16403A09762">text</mods:typeOfResource>
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<mods:titleInfo id="8BEE79FC0A5F513074558934A62B1E6C">
<mods:title id="6F4E39E4769E3ED51F3D75FC57E9F897">PhytoKeys</mods:title>
</mods:titleInfo>
<mods:part id="E9FC7D6DEDE1A9FC4D94C2736B61611F">
<mods:date id="601FB136A0DD91983726F1ED7C540E63">2020</mods:date>
<mods:detail id="FB7CF3577A200F231A7E00BE14DE54FB" type="volume">
<mods:number id="895D92E0F8856E20A30160F02C8764AE">159</mods:number>
</mods:detail>
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<mods:start id="A200B8CA00C70C0A38A6F99691207B48">71</mods:start>
<mods:end id="08457E36B409FE27FD9F899CEC4A507B">113</mods:end>
</mods:extent>
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<mods:location id="E3BB2B51C9D3149B082D9CA07BE2B444">
<mods:url id="32B445047848A715B254412DE529CD88">http://dx.doi.org/10.3897/phytokeys.159.55330</mods:url>
</mods:location>
<mods:classification id="BE89B71608BA0EACD2A9593F25671FDA">journal article</mods:classification>
<mods:identifier id="283892DB7E6B999ABB53798793CCD99F" type="DOI">http://dx.doi.org/10.3897/phytokeys.159.55330</mods:identifier>
<mods:identifier id="C63CCE8022EDDF6FD71DC44CF4B45665" type="Pensoft-Pub">1314-2003-159-71</mods:identifier>
<mods:identifier id="497A8DBAB22E748A4382CB52B662A7E6" type="Pensoft-UUID">E9DA9186A78F5770980129A17A54A8F2</mods:identifier>
</mods:mods>
<treatment id="C006952C10055AD0A03ECDC544AF6E88" ID-GBIF-Taxon="167514797" LSID="urn:lsid:plazi:treatment:C006952C10055AD0A03ECDC544AF6E88" httpUri="http://treatment.plazi.org/id/C006952C10055AD0A03ECDC544AF6E88" lastPageNumber="71" pageId="0" pageNumber="71" scope_family="Selaginellaceae">
<subSubSection id="1388F3120443CB7E1C5944DA0C0174DB" pageId="0" pageNumber="71" type="nomenclature">
<paragraph id="586EEB2F6A02715FA95EB831417091A7" pageId="0" pageNumber="71">
<taxonomicName id="980EDF84CBC12580E2CA9015FDAB3FEA" ID-CoL="7YZD6" LSID="C006952C-1005-5AD0-A03E-CDC544AF6E88" authority="Valdespino" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa" status="sp. nov.">Selaginella papillosa Valdespino</taxonomicName>
<taxonomicNameLabel id="CFCCBAB5674959187027CC51E1EF36A8" pageId="0" pageNumber="71">sp. nov.</taxonomicNameLabel>
<figureCitation id="FFE24F3063482CF04CA11ECFCDC7FCC4" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Selaginella papillosa Valdespino. A Section of upper surface of stem showing median and lateral leaves B median leaf, upper surface C distal half of median leaf, upper surface (same leaf shown in B) D proximal half of median leaf, upper surface (same leaf shown in B) E section median leaf inner half, upper surface; note prominent papillae on cells (E 1) F detail of midsection of median leaf, upper surface G lateral leaf and sections of median leaves, upper surface H portion of basiscopic margin of lateral leaf, upper surface; note submarginal stomata (a) I distal half of lateral leaf, upper surface, note short hair on leaf surface (a). A-I taken from the holotype." figureDoi="10.3897/phytokeys.159.55330.figure6" httpUri="https://binary.pensoft.net/fig/449477" pageId="0" pageNumber="71">Figures 6</figureCitation>
<figureCitation id="808401E086FF890214307F0ABC989728" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Selaginella papillosa Valdespino. A Section of lower surface of stem showing lateral leaves and axillar leaf B lateral leaf, lower surface C proximal half of lateral leaf, upper surface (same leaf shown in B) D distal half of lateral leaf, upper surface (same leaf shown in B) E detail of lateral leaf, lower surface; note elongate, papillate idioblasts with papillae interconnected (a) F detail of outer half of median leaf, lower surface; note elongate, papillate idioblasts (a) G axillary leaf and portion of lateral leaves, lower surface H portion of proximal half of axillary leaf, lower surface (same leaf shown in G) I distal half of axillary leaf, lower surface (same leaf shown in G). A-I taken from the holotype." figureDoi="10.3897/phytokeys.159.55330.figure7" httpUri="https://binary.pensoft.net/fig/449478" pageId="0" pageNumber="71">, 7</figureCitation>
<figureCitation id="714B3B53020498ED11D520A9BBB1720B" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Selaginella papillosa Valdespino. A Megaspore, proximal face B detail of megaspore, proximal face C megaspore, distal face D detail of megaspore, distal face. A-D taken from the holotype." figureDoi="10.3897/phytokeys.159.55330.figure8" httpUri="https://binary.pensoft.net/fig/449479" pageId="0" pageNumber="71">, 8</figureCitation>
<figureCitation id="565232BFA62A9CF1E71791497118DCD2" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Distribution of Selaginella papillosa *, S. pubimarginata ◊, S. rostrata ■." figureDoi="10.3897/phytokeys.159.55330.figure9" httpUri="https://binary.pensoft.net/fig/449480" pageId="0" pageNumber="71">, 9</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="3B434B6479B3006C979268762C61D885" pageId="0" pageNumber="71" type="diagnosis">
<paragraph id="4756A9D21BCC047B079CBD89F3653FB4" pageId="0" pageNumber="71">Diagnosis.</paragraph>
<paragraph id="279AD0EABE0B69A4166E08069590285A" pageId="0" pageNumber="71">
<taxonomicName id="5C66D57F320159309B42B4DFA15E5104" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="4D0E69DD67B528D6588A562EA6CD19B3" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
differs from
<taxonomicName id="4EF059BC312A251FB2D3CBC3201B90DC" lsidName="S. brevifolia" pageId="0" pageNumber="71" rank="species" species="brevifolia">
<emphasis id="2AEC0EA7E0B7CD87251A7D1A03507265" italics="true" pageId="0" pageNumber="71">S. brevifolia</emphasis>
</taxonomicName>
by its median leaf inner and outer halves equal in width (vs. outer halves typically wider than the inner halves), lateral leaf upper surfaces with midribs not marked and of the same color as the rest of the laminae (vs. well-marked and straw-colored), acroscopic margins long-ciliate along proximal
<normalizedToken id="072199AC949263AE4974EA86D9238363" originalValue="¼">1/4</normalizedToken>
-⅓ or occasionally proximal
<normalizedToken id="988AA904E99544B1E0096FDB63D08427" originalValue="½">1/2</normalizedToken>
(vs.
<normalizedToken id="1F99227B206700B44017CCAC54560B0F" originalValue="½-¾">1/2-3/4</normalizedToken>
), and axillary leaf ovate or ovate-lanceolate (vs. ovate-deltate).
</paragraph>
<caption id="F3BAA3DE316F489C4FCFE91C5A31B418" doi="10.3897/phytokeys.159.55330.figure6" httpUri="https://binary.pensoft.net/fig/449477" pageId="0" pageNumber="71" start="Figure 6" startId="F6">
<paragraph id="E1B1FAD98E57FCD45025D464E99EA822" pageId="0" pageNumber="71">
<emphasis id="F27D7A555648A99432602DCCA905E1BD" bold="true" pageId="0" pageNumber="71">Figure 6.</emphasis>
<taxonomicName id="C9C847BC23394D2016BE47A7FCB7B95A" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="1E76A45C45297887A1259C7EA1E51449" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
Valdespino.
<emphasis id="05AB39DC5CC4EF929FA430F8F86B0932" bold="true" pageId="0" pageNumber="71">A</emphasis>
Section of upper surface of stem showing median and lateral leaves
<emphasis id="DF1CDF95AD9B41D7E79EDDD145DD77D2" bold="true" pageId="0" pageNumber="71">B</emphasis>
median leaf, upper surface
<emphasis id="0ADF8181FE0C318A64658B447BE0BF25" bold="true" pageId="0" pageNumber="71">C</emphasis>
distal half of median leaf, upper surface (same leaf shown in
<emphasis id="29360D821D2A4A74FFCDA652DE631CF9" bold="true" pageId="0" pageNumber="71">B</emphasis>
)
<emphasis id="894A74C3DBB780CEBD5C53B8086097B5" bold="true" pageId="0" pageNumber="71">D</emphasis>
proximal half of median leaf, upper surface (same leaf shown in
<emphasis id="CEE00C09767AD8E93C188428A3D933BB" bold="true" pageId="0" pageNumber="71">B</emphasis>
)
<emphasis id="328ED02610C407B410DB3907AA4FBC58" bold="true" pageId="0" pageNumber="71">E</emphasis>
section median leaf inner half, upper surface; note prominent papillae on cells (E1)
<emphasis id="17A46144AD6D17C113750D0DE050ED85" bold="true" pageId="0" pageNumber="71">F</emphasis>
detail of midsection of median leaf, upper surface
<emphasis id="430072D9BEF61BD90CFC734A4CCC5D30" bold="true" pageId="0" pageNumber="71">G</emphasis>
lateral leaf and sections of median leaves, upper surface
<emphasis id="5669818A19B55D44D20C26560338FBD0" bold="true" pageId="0" pageNumber="71">H</emphasis>
portion of basiscopic margin of lateral leaf, upper surface; note submarginal stomata (a)
<emphasis id="544BDB4FCD204152B7DBF0BDB5C26567" bold="true" pageId="0" pageNumber="71">I</emphasis>
distal half of lateral leaf, upper surface, note short hair on leaf surface (a).
<emphasis id="D7D669992BAF56D17F5B4EEC2B1D8550" bold="true" pageId="0" pageNumber="71">A-I</emphasis>
taken from the holotype.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="5DDA384912D9997145DB6A2CE1984064" pageId="0" pageNumber="71" type="materials_examined">
<paragraph id="72FC67C1572BFE4DC6D59373DF91F268" pageId="0" pageNumber="71">Type.</paragraph>
<paragraph id="DBFE1358128DCA193EE3B419EF858CC8" pageId="0" pageNumber="71">
Venezuela. Amazonas:
<normalizedToken id="94C7B1400567F301ECE3654C2CC0182E" originalValue="Río">Rio</normalizedToken>
Negro,
<normalizedToken id="AF661C6B3D3C77961688544D577F00D7" originalValue="Río">Rio</normalizedToken>
Siapa near base of Cerro Aracamuni,
<geoCoordinate id="62016F289C18156AC54DE3EDF441D84A" degrees="01" direction="north" minutes="39" orientation="latitude" precision="925" value="1.65">01°39'N</geoCoordinate>
,
<geoCoordinate id="F604C9A8868AF6634A5494297ABADA99" degrees="65" direction="west" minutes="40" orientation="longitude" precision="925" value="-65.666664">65°40'W</geoCoordinate>
, 250 m, 4 Nov 1987,
<emphasis id="56DFD9CDA2FAAAAFBBACE1970F8EDA4F" italics="true" pageId="0" pageNumber="71">R.L. Liesner &amp; G. Carnevali 22750</emphasis>
(holotype: NY!; isotypes: MO!, NY!, UC!).
</paragraph>
</subSubSection>
<subSubSection id="E2A1DEF91CE3AC5C133DB0108DC7379A" pageId="0" pageNumber="71" type="description">
<paragraph id="C22FC923290B4396C4060DD22323CF77" pageId="0" pageNumber="71">Description.</paragraph>
<paragraph id="C2FCD420B7421746E7C02E79E2B4A3DD" pageId="0" pageNumber="71">
<emphasis id="6E9D03D7431AED43172EE151015F5405" italics="true" pageId="0" pageNumber="71">Plants</emphasis>
epipetric, moss-like.
<emphasis id="75F582864A29BA34E873753FCF49E84F" italics="true" pageId="0" pageNumber="71">Stems</emphasis>
creeping, stramineous, 5.0-15.0 cm long, 0.3-0.5 mm diam., non-articulate, not flagelliform, not stoloniferous, straw-colored, 1 or 2-branched, the branches arising at almost 90° angle.
<emphasis id="8616D3BD06949BE7E71C27E98FEF9D56" italics="true" pageId="0" pageNumber="71">Rhizophores</emphasis>
axillary, axillary-ventral or dorsal, borne throughout the stems, filiform, 0.1-0.2 mm diam.
<emphasis id="05E022D640335DCF2413E750876C4F7B" italics="true" pageId="0" pageNumber="71">Leaves</emphasis>
heteromorphic throughout, membranaceous, upper surfaces light green, lower surfaces silvery green.
<emphasis id="4BBD5EBC3102A4A94FDF0C6B21A0398B" italics="true" pageId="0" pageNumber="71">Lateral leaves</emphasis>
distant, spreading to slightly ascending or slightly imbricate (at branch tips), ovate, 1.0-2.0
<normalizedToken id="E29E95E47DD53B632908380034C3AD74" originalValue="×">x</normalizedToken>
0.8-1.6 mm; bases rounded, glabrous, acroscopic bases overlapping stems, basiscopic bases free from stems; margins on upper surfaces greenish and composed of quadrangular to rounded cells, on lower surfaces bordered continuously by a hyaline band comprised of idioblasts, the band 1-3 cells wide, the idioblasts elongate, straight-walled, and papillate, the papillae in a single row over each cell lumen, acroscopic margins long-ciliate along proximal
<normalizedToken id="A3BED56D6C60C22DC55C56A778DC62D4" originalValue="½">1/2</normalizedToken>
-⅔, otherwise dentate distally, basiscopic margins dentate along proximal ⅔, otherwise denticulate distally; apices acute, attenuate to apiculate, apiculae often falling off, tipped by 1 or 2 teeth; upper surfaces mostly glabrous, except for few, distal, teeth-like hairs near apices, comprising rounded to quadrangular, sinuate-walled, papillate cells, each cell lumen with 7-14 papillae, with few (ca. 4) submarginal to marginal stomata near central portion of basiscopic margins, lower surfaces glabrous, comprising elongate, sinuate-walled, laevigate cells and of straight-walled, papillate idioblasts, the papillae 9-15 in one row on each cell lumen, with stomata on 1-3 rows along midribs.
<emphasis id="B2FD6831ABB1C37D6DF43C9D2E54B261" italics="true" pageId="0" pageNumber="71">Median leaves</emphasis>
distant to slightly imbricate near branch tips, ascending, ovate to broadly ovate to ovate-orbiculate or elliptic with both inner and outer halves equal in width, 0.8-1.2
<normalizedToken id="044210C58FE2360D41EB0EE4635A3086" originalValue="×">x</normalizedToken>
0.5-1.0 mm; bases glabrous, oblique and decurrent, without auricles; inner margins bordered continuously by a narrow hyaline band comprised of idioblasts, the band 1 or 2 cells wide, the idioblasts similar to those in the hyaline marginal bands of the lateral leaves on lower surfaces, except for papillae sometimes interconnecting, long-ciliate along proximal
<normalizedToken id="E21254F55A4759BE4C2AF134CCFCF721" originalValue="¾">3/4</normalizedToken>
, otherwise short-ciliate to dentate distally, the outer margins bordered by greenish, quadrangular to elongate, glabrous cells along proximal
<normalizedToken id="F0D66054E416A4470948EE7208A0BA97" originalValue="½">1/2</normalizedToken>
and along distal
<normalizedToken id="A769DFC6992221A5201FBEBD19BE9DDA" originalValue="½">1/2</normalizedToken>
by a hyaline band comprised of idioblasts, the band 1-5 cells wide, the idioblast similar to those in the inner margins, dentate throughout; apices aristate, each arista 0.2-0.4 mm long, tipped by 1 or 2 teeth; upper surfaces glabrous, comprising rounded, sinuate-walled, papillate cells, each cell lumen with 4-15 papillae, concentrically arranged, without idioblasts, with stomata in 1 or 2 rows along midribs on distal
<normalizedToken id="ACC9DD41BEE6B1816ADE033CD1367689" originalValue="½">1/2</normalizedToken>
of the leaf lamina and few (1 or 2) marginal to submarginal along proximal
<normalizedToken id="B80240AD6F5BA21EAB17AC98F7676069" originalValue="½">1/2</normalizedToken>
of outer margins, lower surfaces comprising elongate, sinuate-walled, glabrous cells and submedial to submarginal, sinuate-walled, papillate, idioblasts cells, the papillae similar to those in lower surfaces of lateral leaves, without stomata.
<emphasis id="98B1530BED7A897893F6CEF8CB847684" italics="true" pageId="0" pageNumber="71">Axillary leaves</emphasis>
ovate to ovate-lanceolate, 1.2-1.5
<normalizedToken id="F6FE7F905D8373067F2ADF28C8D419C9" originalValue="×">x</normalizedToken>
0.6-1.0 mm; bases attenuate and covered by idioblasts similar to those in lower surfaces of lateral leaves, except for papillae in 1 or 2 rows on cell lumen; margins on upper and lower surfaces as in lateral leaves, ciliate along proximal
<normalizedToken id="F836FB357AF3C020043CE522B0E63B35" originalValue="½-¾">1/2-3/4</normalizedToken>
; apices acute, attenuate to apiculate, apiculae often falling off; both surfaces as in lateral leaves.
<emphasis id="B0089DFBC6A90D59D434E9ABBD64D441" italics="true" pageId="0" pageNumber="71">Strobili</emphasis>
terminal on branch tips, quadrangular, 0.4-5 mm long.
<emphasis id="4E934FDA0F67986A66AF0B17A1CFC1B1" italics="true" pageId="0" pageNumber="71">Sporophylls</emphasis>
monomorphic, without a laminar flap, each with a slightly developed keel along midribs, the keel glabrous or with few, short, tooth-like projections distally, ovate-lanceolate, 0.6-1.0
<normalizedToken id="C3AC1828600CF33E0428BE5E5C768E00" originalValue="×">x</normalizedToken>
0.3-0.5 mm; bases rounded; margins narrowly bordered by a hyaline band, the band 1 or 2 cells wide with the cells elongate, slightly sinuate-walled and glabrous, shortly ciliate along proximal
<normalizedToken id="47A4CD4B2AC55F464B278466F436DE96" originalValue="½">1/2</normalizedToken>
, denticulate on distal
<normalizedToken id="7E0F43CF621ED586C51428F08D32A897" originalValue="½">1/2</normalizedToken>
or denticulate throughout; apices attenuate to acuminate, the acumen 0.1-0.3 mm long, tipped by 1 or 2 teeth;
<emphasis id="48F61CA3B0BA58416085D95FA3377DB1" italics="true" pageId="0" pageNumber="71">dorsal sporophylls</emphasis>
with upper surfaces green and cells as in median leaves, except for the half that overlaps the ventral sporophylls where the surfaces are greenish hyaline to hyaline with elongate and slightly sinuate-walled cells, lower surfaces hyaline and comprising elongate, sinuate-walled cells;
<emphasis id="B8D20F73E3CA6BBBCD8EE2770D45DDB8" italics="true" pageId="0" pageNumber="71">ventral sporophylls</emphasis>
with both surfaces, hyaline, comprised of elongate, papillate, sinuate-walled cells.
<emphasis id="8D0CBA5CABE434FACC736DFD6BBDD410" italics="true" pageId="0" pageNumber="71">Megasporangia</emphasis>
few and proximal, along two ventral rows;
<emphasis id="15B597CAF9C8975161AFA168AA560AEB" italics="true" pageId="0" pageNumber="71">megaspores</emphasis>
yellow, pale yellow to whitish, 270-310
<normalizedToken id="B79B24D74EAD9AD74E860BFEA3E8E428" originalValue="µm">µm</normalizedToken>
diam., proximal faces rugulate-reticulate with a well-developed equatorial flange, the microstructure echinate and perforate, distal faces reticulate, the reticulae open (incomplete) to closed, the microstructure echinate and perforate.
<emphasis id="D5281CCB5930ED621224FE580294AA45" italics="true" pageId="0" pageNumber="71">Microsporangia</emphasis>
in two dorsal rows and distally along two ventral rows;
<emphasis id="C033F68883AF10E2FA38B20962E07F99" italics="true" pageId="0" pageNumber="71">microspores</emphasis>
light orange, not measured or observed in detail.
</paragraph>
<caption id="B3854D8231521FA608C5F325B38ACD2B" doi="10.3897/phytokeys.159.55330.figure7" httpUri="https://binary.pensoft.net/fig/449478" pageId="0" pageNumber="71" start="Figure 7" startId="F7">
<paragraph id="BF5910A7B644C2BF02B3443E606BC7D9" pageId="0" pageNumber="71">
<emphasis id="78B84C4EDCCF92184AF57108B4A1635F" bold="true" pageId="0" pageNumber="71">Figure 7.</emphasis>
<taxonomicName id="6E814251C4E78BA88FD9DD745BF64D36" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="618634AFA4D2E09B30DAC7C84DD10F1B" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
Valdespino.
<emphasis id="578C6BCE5EBEEBC507169F8949E456D8" bold="true" pageId="0" pageNumber="71">A</emphasis>
Section of lower surface of stem showing lateral leaves and axillar leaf
<emphasis id="06909B7FFC4ED89C523FE24026414906" bold="true" pageId="0" pageNumber="71">B</emphasis>
lateral leaf, lower surface
<emphasis id="18437C02854C2786F72108196DF5FA1D" bold="true" pageId="0" pageNumber="71">C</emphasis>
proximal half of lateral leaf, upper surface (same leaf shown in
<emphasis id="57C47AEC6543EE972E3F800EDE1BA5FC" bold="true" pageId="0" pageNumber="71">B</emphasis>
)
<emphasis id="852086F5E440612F6081CB2BBCB6FF68" bold="true" pageId="0" pageNumber="71">D</emphasis>
distal half of lateral leaf, upper surface (same leaf shown in
<emphasis id="8858F1F4EBFCF869B123D6632C485F06" bold="true" pageId="0" pageNumber="71">B</emphasis>
)
<emphasis id="D72EBD135270011FC79EC961FE877AD7" bold="true" pageId="0" pageNumber="71">E</emphasis>
detail of lateral leaf, lower surface; note elongate, papillate idioblasts with papillae interconnected (a)
<emphasis id="1B3E4284EEC9EFBCEE52060C772F901F" bold="true" pageId="0" pageNumber="71">F</emphasis>
detail of outer half of median leaf, lower surface; note elongate, papillate idioblasts (a)
<emphasis id="864DAB06B7CDE752BED403DFCE368ABD" bold="true" pageId="0" pageNumber="71">G</emphasis>
axillary leaf and portion of lateral leaves, lower surface
<emphasis id="6ACC40F62D1B56BD011D494E26E13E6A" bold="true" pageId="0" pageNumber="71">H</emphasis>
portion of proximal half of axillary leaf, lower surface (same leaf shown in
<emphasis id="9EE67DD156E96BB4170204C91F7E375C" bold="true" pageId="0" pageNumber="71">G</emphasis>
)
<emphasis id="E8B6A247BA1B611C49B1AE2313C7013C" bold="true" pageId="0" pageNumber="71">I</emphasis>
distal half of axillary leaf, lower surface (same leaf shown in
<emphasis id="3263C460B8DD5B08931EA874AA2B047E" bold="true" pageId="0" pageNumber="71">G</emphasis>
).
<emphasis id="8D49823FFA1D981C098F13A74A81437A" bold="true" pageId="0" pageNumber="71">A-I</emphasis>
taken from the holotype.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="1B71F38A9C8B3D65E7CADC57AAEA51DD" pageId="0" pageNumber="71" type="habitat">
<paragraph id="CEEF068D2BFCE6B9487F9FB9B5DFDA4D" pageId="0" pageNumber="71">Habitat and distribution.</paragraph>
<paragraph id="8F00318A8A5473450FF4289EAAB2E75E" pageId="0" pageNumber="71">
<taxonomicName id="330F2DE8ED21F62B3F7219803DD64A25" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="BAEE43DD3F5B3AE02B1721D57FFFEE28" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
grows at 250-1670 m in tropical rainforests at the base of Cerro Aracamuni and near the summit of Cerro Aratitiyope in the state of Amazonas, Venezuela.
</paragraph>
</subSubSection>
<subSubSection id="3EEC7B27A4BD3D2DA7014B8B2651ADAE" pageId="0" pageNumber="71" type="etymology">
<paragraph id="12D09D1BAE556B162A2BABECB046E277" pageId="0" pageNumber="71">Etymology.</paragraph>
<paragraph id="4876964EDA97EC0D4D093881156B8089" pageId="0" pageNumber="71">
The specific epithet derives from the Latin &quot;
<emphasis id="21668728D05DC91C0974CDBDC7A9D1A9" italics="true" pageId="0" pageNumber="71">papilla</emphasis>
,&quot; meaning
<normalizedToken id="BD43EEE9DD1BF5A8E99D76BFFC6F9732" originalValue="“nipple”">&quot;nipple&quot;</normalizedToken>
, and refers to the abundant and distinctive papillae found on cells lumen in upper, leaf surfaces.
</paragraph>
</subSubSection>
<subSubSection id="09D7149F105747EE87BAB850DD528125" pageId="0" pageNumber="71" type="conservation status">
<paragraph id="EC26F504568D967F7F895544B6397960" pageId="0" pageNumber="71">Conservation status.</paragraph>
<paragraph id="D883C4080061EF9C57FBA12445850F4D" pageId="0" pageNumber="71">
<taxonomicName id="E7FAC0DE220DDED2AA41510BD984ED20" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="03B3FD67D336FEB924B3E235BC9AEFEA" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
is only known from two collections made at the base of Cerro Aracamuni, a Guiana Highland sandstone tepui, part of the
<normalizedToken id="0439611F605F8A34B138AFF572C2A0BE" originalValue="Serranía">Serrania</normalizedToken>
de La Neblina National Park, and near the top of Cerro Aratitiyope, a granitic mountain designated as a Natural Monument, both in the state of Amazonas, Venezuela. Accordingly, the natural populations of this new species may not be threatened. However, as available data is scanty, it does not allow for a reliable conservation assessment. Therefore, the species is considered Data Deficient (DD) based on
<bibRefCitation id="ECB70362FEC6535B510E02DC3B23E2A7" author="IUCN" journalOrPublisher="W. Engelmann, Leipzig" pageId="0" pageNumber="71" refId="B5" refString="IUCN, 2012. IUCN Red List Categories and Criteria, Version 3.1. Second edition. Prepared by the IUCN Species Survival Commission. IUCN, Gland, Switzerland and Cambridge, United Kingdom." title="IUCN Red List Categories and Criteria, Version 3.1. Second edition. Prepared by the IUCN Species Survival Commission. IUCN, Gland, Switzerland and Cambridge, United Kingdom." year="2012">IUCN (2012)</bibRefCitation>
.
</paragraph>
<caption id="AF9F5EE675A79915A4A94F0E7DA578DD" doi="10.3897/phytokeys.159.55330.figure8" httpUri="https://binary.pensoft.net/fig/449479" pageId="0" pageNumber="71" start="Figure 8" startId="F8">
<paragraph id="48A87E822833153F6899BE8A40CDC646" pageId="0" pageNumber="71">
<emphasis id="69242B61C5ED2A01A5D7841083E2121C" bold="true" pageId="0" pageNumber="71">Figure 8.</emphasis>
<taxonomicName id="168D61100D324853653B7510104250ED" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="7AC32957F1BCA76A7CB0A43BDDB3FF1F" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
Valdespino.
<emphasis id="71E6D2ACC17D54CAD9784080891EC2B8" bold="true" pageId="0" pageNumber="71">A</emphasis>
Megaspore, proximal face
<emphasis id="210214E7BE2B5DD7F78A4CDC0AE135B2" bold="true" pageId="0" pageNumber="71">B</emphasis>
detail of megaspore, proximal face
<emphasis id="1331EF914D0EBE6B00C20F12611F9495" bold="true" pageId="0" pageNumber="71">C</emphasis>
megaspore, distal face
<emphasis id="A3B69FDEE899B5C43E6A24904388340B" bold="true" pageId="0" pageNumber="71">D</emphasis>
detail of megaspore, distal face.
<emphasis id="C602AB91CF83158F362B3DC5F61D2B5D" bold="true" pageId="0" pageNumber="71">A-D</emphasis>
taken from the holotype.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="965DA0238A920841B94127B43157CB14" pageId="0" pageNumber="71" type="materials_examined">
<paragraph id="3F2081C1F62C650CA27E59051CB53535" pageId="0" pageNumber="71">Additional specimens examined (paratypes).</paragraph>
<paragraph id="AA16FF478E8DE3B261E30069E6C612EE" pageId="0" pageNumber="71">
Venezuela.
<emphasis id="15DD3BAFF7C3CFB9D8A6C15923D044D7" bold="true" pageId="0" pageNumber="71">Amazonas</emphasis>
:
<normalizedToken id="CD4A769BB17F55B652110A45282AEA10" originalValue="Río">Rio</normalizedToken>
Negro, Cerro Aratitiyope, ca. 70 km al SSW de Ocamo,
<geoCoordinate id="966570707C7F2489602479A39C5B706F" degrees="02" direction="north" minutes="10" orientation="latitude" precision="925" value="2.1666667">02°10'N</geoCoordinate>
,
<geoCoordinate id="CA47D28CA272D623E0C94DE890316EDF" degrees="65" direction="west" minutes="34" orientation="longitude" precision="925" value="-65.566666">65°34'W</geoCoordinate>
, 990-1670 m, 24-28 Feb 1984,
<emphasis id="7F20388D8BC17253708F37F815F51BEA" italics="true" pageId="0" pageNumber="71">Steyermark et al. 130146</emphasis>
(MO-2 sheets, UC pp [mixed with some scraps of
<taxonomicName id="172F15CE980DC5F0590DF00C33406B24" lsidName="S. tuberculata" pageId="0" pageNumber="71" rank="species" species="tuberculata">
<emphasis id="74E4442685FEB97252E82071A4203CE5" italics="true" pageId="0" pageNumber="71">S. tuberculata</emphasis>
</taxonomicName>
Spruce ex Baker]).
</paragraph>
</subSubSection>
<subSubSection id="41A9E0470BB2AA52DF77D6CA587881F6" pageId="0" pageNumber="71" type="discussion">
<paragraph id="73BD2485F06DAD3CFE041B7A2BE2C1D7" pageId="0" pageNumber="71">Discussion.</paragraph>
<paragraph id="BCD64CC8866D9AD035D12B7D1E9395CB" pageId="0" pageNumber="71">
<taxonomicName id="36EB7AC94E5EC397E2DBA0E2B062D705" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="90752E2259624333A1D8702289F80CEA" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
is distinctive by its moss-like habit, lateral leaf with long-ciliate acroscopic margins along proximal
<normalizedToken id="977AAF50F8C113000A5636F49FB4D9A2" originalValue="½">1/2</normalizedToken>
-⅔ and acute, attenuate to apiculate apices, with apiculae often falling off and tipped by 1 or 2 teeth, the upper surfaces glabrous, except for few, distal, teeth-like hairs near apices, and with few submarginal to marginal stomata near central portion of basiscopic margins. In addition, its leaf upper surfaces are comprised by rounded to quadrangular, sinuate-walled, papillate cells, each cell lumen with many (i.e., 7-14) papillae, and with margins bordered by elongate, straight-walled, papillate idioblasts on lower leaf surfaces. Finally, its median leaf upper surfaces have marginal to submarginal stomata along proximal
<normalizedToken id="E4246A0442461FFB68C325F115A200D4" originalValue="½">1/2</normalizedToken>
of outer margins.
</paragraph>
<paragraph id="97463CA96B5E08FECF3D328A1F216484" pageId="0" pageNumber="71">
<taxonomicName id="EF21D7FEE61F246AE8C019A070B6B3A6" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="5AFDB387DEC7F6F39798777A386A8DEC" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
is a member of the &quot;
<taxonomicName id="194350DBB02EA3C86FF5FD1CF27D93E7" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella deltoides" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="deltoides">
<emphasis id="5BD5E384D8E729FECA61EBB1B654A298" italics="true" pageId="0" pageNumber="71">Selaginella deltoides</emphasis>
</taxonomicName>
group&quot; as defined by
<bibRefCitation id="A7DD5A5146088AB46E08910E4B5F9D1F" DOI="https://doi.org/10.1111/njb.00954" author="Valdespino, IA" journalOrPublisher="Nordic Journal of Botany" pageId="0" pageNumber="71" pagination="370 - 375" refId="B15" refString="Valdespino, IA, 2016. Selaginella aculeatifolia sp. nov. (Selaginellaceae - Lycopodiophyta) from the foothills of Cerro Neblina, Venezuela. Nordic Journal of Botany 34 (3): 370 - 375, DOI: https://doi.org/10.1111/njb.00954" title="Selaginella aculeatifolia sp. nov. (Selaginellaceae - Lycopodiophyta) from the foothills of Cerro Neblina, Venezuela." url="https://doi.org/10.1111/njb.00954" volume="34" year="2016">Valdespino (2016)</bibRefCitation>
. Among species in that alliance it is morphologically close (e.g. in habit, leaf, and overall megaspore sculpturing pattern) to
<taxonomicName id="B9E3F0EF32992404741609B5774FD740" lsidName="S. aculeatifolia" pageId="0" pageNumber="71" rank="species" species="aculeatifolia">
<emphasis id="865C0ADABB9261A2DE00D46FB0A3908A" italics="true" pageId="0" pageNumber="71">S. aculeatifolia</emphasis>
</taxonomicName>
and the here described
<taxonomicName id="D76A8AEABF039555D6C0CFF1364D75FE" lsidName="S. pubimarginata" pageId="0" pageNumber="71" rank="species" species="pubimarginata">
<emphasis id="0B601C7D8445E3CAEBDADF7C9155F03E" italics="true" pageId="0" pageNumber="71">S. pubimarginata</emphasis>
</taxonomicName>
(see for discussion). These three species might, in addition, be sympatric, as they have been collected in the Guiana Highland region of Venezuela at similar low to mid elevations.
<taxonomicName id="E965C3D315D8D66FF3C58ADC95CBABD4" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="E4B9210FF7CF6DC9BF270BB11936E661" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
differs from
<taxonomicName id="37B3818B65C6FF163BE7B826F5F0F62E" lsidName="S. aculeatifolia" pageId="0" pageNumber="71" rank="species" species="aculeatifolia">
<emphasis id="AA55504A449F59A1CD639C488EE37D57" italics="true" pageId="0" pageNumber="71">S. aculeatifolia</emphasis>
</taxonomicName>
by its lateral leaf upper surfaces with few (vs. without) submarginal stomata along central, basiscopic portion of the laminae, with 3-5 (vs. many, ca. 50) short hairs or tooth-like projections near distal most portion of apices (vs. along distal
<normalizedToken id="64C24395054AA0F21D3A3DAD40EE1501" originalValue="½">1/2</normalizedToken>
of basiscopic halves and apices), with midribs inconspicuous (vs. conspicuous, outlined by elongate, straight-walled and papillate idioblasts), and acute to apiculate (vs. long-acuminate) apices. It is further differentiated from the latter by its median leaves broadly ovate to ovate-orbiculate or elliptic (vs. broadly ovate to ovate-elliptic), with oblique and decurrent (vs. oblique or rounded) bases, and stomata present on upper leaf surfaces along distal
<normalizedToken id="D5A0183DFC66CF7E461B599CE2CFB911" originalValue="½">1/2</normalizedToken>
(vs.
<normalizedToken id="A06E0A92F0C4ED43257174707FA85D7F" originalValue="¾">3/4</normalizedToken>
) and with few (vs. without) stomata submarginally to marginally along proximal
<normalizedToken id="26A7654A85C41D2F32280F6B6ECB3E80" originalValue="½">1/2</normalizedToken>
portion of outer margins. Furthermore, its megaspores proximal and distal faces microstructure consists of long- (vs. short-) echinae.
</paragraph>
<paragraph id="B4BAB304027455864016BF980773B5E5" pageId="0" pageNumber="71">
<taxonomicName id="45F9FEF36A0A98DA7C24710EAE92219E" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="0CBB07C08DCD2973F82655F76BE593F6" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
was confused in the past with
<taxonomicName id="80D4ACE6DAF01F48F86AF4757A98ED7A" lsidName="S. brevifolia" pageId="0" pageNumber="71" rank="species" species="brevifolia">
<emphasis id="FBB894D628DBF20E63352474A598CB30" italics="true" pageId="0" pageNumber="71">S. brevifolia</emphasis>
</taxonomicName>
and, in fact, its type collection was originally identified as the latter species.
<taxonomicName id="5ACAF4112C7F2885EDBE7EC5F9A53A46" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="B80BBBD5126F7CCE63EC744CD6810395" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
differs from
<taxonomicName id="1CD2D19534F7B8B57A49318734F00A31" lsidName="S. brevifolia" pageId="0" pageNumber="71" rank="species" species="brevifolia">
<emphasis id="FD92FB50E43D7EEC68B8023F2D60362B" italics="true" pageId="0" pageNumber="71">S. brevifolia</emphasis>
</taxonomicName>
by the characters listed in the diagnosis and by its lateral leaf having only very few, i.e., 4-6 tooth-like short hairs near the apices, whereas the latter species has many of these hairs along the basiscopic halves of the laminae and toward the apices.
</paragraph>
<paragraph id="09F6114FECCDCDF1E40F5FAD530331E2" pageId="0" pageNumber="71">
<taxonomicName id="45DE9496B4A9289A5DD0995B77079910" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="15AB8F8A7EFD97D13785560C47D6FAC2" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
is also set aside from the similar
<taxonomicName id="E18D5D7FEB1171C99EDEC17EC5F778AE" lsidName="S. albolineata" pageId="0" pageNumber="71" rank="species" species="albolineata">
<emphasis id="5C6FC92ACB80AAE153E63A38DDD9B7B1" italics="true" pageId="0" pageNumber="71">S. albolineata</emphasis>
</taxonomicName>
by its median and lateral leaves upper surfaces without (with many, elongate) idioblasts and acroscopic margins long-ciliate along proximal
<normalizedToken id="BC881252FD5B846255B33DD53B263F78" originalValue="½">1/2</normalizedToken>
-⅔, otherwise denticulate distally (vs. entire to scarcely denticulate throughout), and median leaf inner margins long-ciliate (vs. denticulate).
</paragraph>
<paragraph id="4422CBFD2C9772396D963A48D9A4E2BF" pageId="0" pageNumber="71">
The paratype specimen of
<taxonomicName id="CE592D89D82523C8208DAAA680082BE9" lsidName="S. papillosa" pageId="0" pageNumber="71" rank="species" species="papillosa">
<emphasis id="182B4B432D9538F3A5341C8DE62EF04A" italics="true" pageId="0" pageNumber="71">S. papillosa</emphasis>
</taxonomicName>
(
<emphasis id="99832E8717D769D6ACD6A5FBFECA59EA" italics="true" pageId="0" pageNumber="71">Steyermark et al. 130146</emphasis>
at MO) was originally identified as
<taxonomicName id="AE2CAF65B6000F26FE277F338B414B11" lsidName="S. revoluta" pageId="0" pageNumber="71" rank="species" species="revoluta">
<emphasis id="9A230A4A37489F7F3415C5B2C8836CD4" italics="true" pageId="0" pageNumber="71">S. revoluta</emphasis>
</taxonomicName>
Baker, vel aff., a species that is the center of a species group described by
<bibRefCitation id="C5AAB06D7DD62B654B2863D93435D577" author="Mickel, JT" editor="Mickel, JT" journalOrPublisher="Memoirs of the New York Botanical Garden" pageId="0" pageNumber="71" pagination="550 - 602" refId="B7" refString="Mickel, JT, Smith, AR, Valdespino, IA, 2004. Selaginella. In: Mickel, JT, Smith, AR, Eds., The pteridophytes of Mexico. Memoirs of the New York Botanical Garden 88: 550 - 602" title="Selaginella." volume="88" volumeTitle="The pteridophytes of Mexico." year="2004">Mickel et al. (2004)</bibRefCitation>
.
<taxonomicName id="58EB29D4324785296FF70D2F74E885BA" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="8317BD8C21E45ACE516E7BBE65612B3C" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
is a rather more slender species than
<taxonomicName id="3609E76816CF9C77848C6501FEEC3E7B" lsidName="S. revoluta" pageId="0" pageNumber="71" rank="species" species="revoluta">
<emphasis id="1E80AC42F2B757B795A1650B2E7A11DA" italics="true" pageId="0" pageNumber="71">S. revoluta</emphasis>
</taxonomicName>
and differs further from the latter by its median leaves ovate to broadly ovate to ovate-orbiculate or elliptic (vs. broadly ovate, ovate orbicular to ovate-rhombic) with oblique to decurrent (vs. subcordate) bases, and apices with rather narrow and needle-like (vs. broad and subulate) long aristae, each without (vs. with tooth-like) hairs on its surfaces. Finally,
<taxonomicName id="09041B07AEC262E0E4E621E8A2B3A992" lsidName="S. papillosa" pageId="0" pageNumber="71" rank="species" species="papillosa">
<emphasis id="239D2760169104EAC9E94FD9B6E60C0A" italics="true" pageId="0" pageNumber="71">S. papillosa</emphasis>
</taxonomicName>
could also be compared to
<taxonomicName id="BF6A90729FBD6F30F5E99BD83902C9E3" lsidName="S. hirtifolia" pageId="0" pageNumber="71" rank="species" species="hirtifolia">
<emphasis id="E5FE4D82E970AD8D79053DD8831715A2" italics="true" pageId="0" pageNumber="71">S. hirtifolia</emphasis>
</taxonomicName>
Valdespino, which is not morphologically close to it but rather is a member of the
<taxonomicName id="07AE99DD58B77311A30C69A9DED8BB50" lsidName="S. revoluta" pageId="0" pageNumber="71" rank="species" species="revoluta">
<emphasis id="7BE428F9ECDAA4E15EC0FB2C1B5F5ACC" italics="true" pageId="0" pageNumber="71">S. revoluta</emphasis>
</taxonomicName>
group.
<taxonomicName id="4CC2591AF4E3E1484102D2DBE46B429A" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="618CE5AAF87D8739AE6088FB64B14E9F" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
is easily separated from the latter by its lateral leaf upper surfaces almost completely glabrous (vs. with short, teeth-like hairs along the basiscopic, submarginal region and near apices) and long-aristate (vs. acuminate) median leaf apices with the arista hyaline (vs. with the acumen green).
</paragraph>
<caption id="E2A8E5BE378C38EEB175EE67652B5233" doi="10.3897/phytokeys.159.55330.figure9" httpUri="https://binary.pensoft.net/fig/449480" pageId="0" pageNumber="71" start="Figure 9" startId="F9">
<paragraph id="2D89440163D67FF37A1A94F5825F16B4" pageId="0" pageNumber="71">
<emphasis id="BAAC5363D9E9964BFB5EA8223D787561" bold="true" pageId="0" pageNumber="71">Figure 9.</emphasis>
Distribution of
<taxonomicName id="D60EC8D7A8CD1478BB847DE2C0E1CBC9" authorityName="Valdespino" authorityYear="2020" class="Lycopodiopsida" family="Selaginellaceae" genus="Selaginella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Selaginella papillosa" order="Selaginellales" pageId="0" pageNumber="71" phylum="Tracheophyta" rank="species" species="papillosa">
<emphasis id="91F9F539D200ADEC3AAE20A0D379FEE7" italics="true" pageId="0" pageNumber="71">Selaginella papillosa</emphasis>
</taxonomicName>
*,
<taxonomicName id="07482A5DFF59F42D7D04652509950F52" lsidName="S. pubimarginata" pageId="0" pageNumber="71" rank="species" species="pubimarginata">
<emphasis id="961DE9E292400BA46F783D87A6F1BB93" italics="true" pageId="0" pageNumber="71">S. pubimarginata</emphasis>
</taxonomicName>
◊,
<taxonomicName id="0AAA7A0572254D75A447CD4D5F80761A" lsidName="S. rostrata" pageId="0" pageNumber="71" rank="species" species="rostrata">
<emphasis id="A2D8E05052CB9A7D47CED46EE1516CB8" italics="true" pageId="0" pageNumber="71">S. rostrata</emphasis>
</taxonomicName>
■.
</paragraph>
</caption>
</subSubSection>
</treatment>
</document>
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