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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.121.29924" ID-GBIF-Dataset="b83fa02b-b303-4799-856d-b4dbe1160a93" ID-PMC="PMC6522442" ID-Pensoft-Pub="1314-2003-121-81" ID-Pensoft-UUID="B21D393FFFFBFC4EFF96FFA7FFF98263" ID-PubMed="31114428" ID-Zenodo-Dep="3484962" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1314-2003-121-81" ModsDocOrigin="PhytoKeys 121" ModsDocTitle="A checklist of rheophytes of Cameroon" checkinTime="1557465998154" checkinUser="pensoft" docAuthor="Kuetegue, Felix, Sonke, Bonaventure &amp; Ameka, Gabriel K." docDate="2019" docId="F88BA1549D6E3F327E1225E673A470B2" docLanguage="en" docName="PhytoKeys 121: 81-131" docOrigin="PhytoKeys 121" docSource="http://dx.doi.org/10.3897/phytokeys.121.29924" docTitle="Ledermanniella linearifolia Engl., Bot. Jahrb. Syst. 43 (4): 378 1909" docType="treatment" docVersion="6" id="B21D393FFFFBFC4EFF96FFA7FFF98263" lastPageNumber="81" masterDocId="B21D393FFFFBFC4EFF96FFA7FFF98263" masterDocTitle="A checklist of rheophytes of Cameroon" masterLastPageNumber="131" masterPageNumber="81" pageNumber="81" updateTime="1668139284282" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>A checklist of rheophytes of Cameroon</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Kuetegue, Felix</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Sonke, Bonaventure</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Ameka, Gabriel K.</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>PhytoKeys</mods:title>
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<mods:part>
<mods:date>2019</mods:date>
<mods:detail type="volume">
<mods:number>121</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>81</mods:start>
<mods:end>131</mods:end>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.121.29924</mods:url>
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<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.121.29924</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-121-81</mods:identifier>
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<treatment ID-GBIF-Taxon="157119336" LSID="urn:lsid:plazi:treatment:F88BA1549D6E3F327E1225E673A470B2" httpUri="http://treatment.plazi.org/id/F88BA1549D6E3F327E1225E673A470B2" lastPageNumber="81" pageId="0" pageNumber="81">
<subSubSection pageId="0" pageNumber="81" type="nomenclature">
<paragraph pageId="0" pageNumber="81">
20.
<taxonomicName LSID="2A2D207F-BBEC-57C2-81E1-6FC309F0A157" authority="Engl., Bot. Jahrb. Syst. 43 (4): 378 (1909)" authorityName="Engl., Bot. Jahrb. Syst. 43 (4): 378" authorityYear="1909" class="Magnoliopsida" family="Podostemaceae" genus="Ledermanniella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ledermanniella linearifolia" order="Malpighiales" pageId="0" pageNumber="81" phylum="Tracheophyta" rank="species" species="linearifolia">Ledermanniella linearifolia Engl., Bot. Jahrb. Syst. 43(4): 378 (1909)</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="81" type="reference_group">
<paragraph pageId="0" pageNumber="81">
<taxonomicName class="Magnoliopsida" family="Podostemaceae" genus="Sphaerothylax" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Sphaerothylax linearifolius" order="Malpighiales" pageId="0" pageNumber="81" phylum="Tracheophyta" rank="species" species="linearifolius">Sphaerothylax linearifolius</taxonomicName>
Engl., Veg. Erde 9(3, 1): 275 (1915)
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="81" type="materials_examined">
<paragraph pageId="0" pageNumber="81">Type.</paragraph>
<paragraph pageId="0" pageNumber="81">
Cameroon, 28 Aug 1908,
<emphasis italics="true" pageId="0" pageNumber="81">C. Ledermann 440</emphasis>
(YA).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="81" type="materials_examined">
<paragraph pageId="0" pageNumber="81">Specimens examined.</paragraph>
<paragraph pageId="0" pageNumber="81">
7 km south of Kribi, Lobe waterfall, Jan,
<emphasis italics="true" pageId="0" pageNumber="81">J. Bos3591</emphasis>
(K); 7 km south of Kribi, Lobe waterfalls, Aug,
<emphasis italics="true" pageId="0" pageNumber="81">De Wild 2876</emphasis>
(P, WAG, YA); Nkam, near Sahe, 3 km southwest Nkondjok road Bafang-Yabassi, Feb
<emphasis italics="true" pageId="0" pageNumber="81">R. Letouzey 11146</emphasis>
(P).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="81" type="habitat">
<paragraph pageId="0" pageNumber="81">Habitat.</paragraph>
<paragraph pageId="0" pageNumber="81">River rapids and waterfall.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="81" type="distribution">
<paragraph pageId="0" pageNumber="81">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="81">
Cameroon (Fig.
<figureCitation captionStart="Figures 2025" captionStartId="F4" captionText="Figures 20 - 25. 20 Ixora inundata Hiern 21 Virectaria angustifolia (Hiern) Bremek 22 Virectaria salicoides (C. H. Wright) Bremek 23 Deinbollia angustifolia D. W. Thomas 24 Deinbollia saligna Keay 25 Podostemaceae distribution." figureDoi="10.3897/phytokeys.121.29924.figures20-25" httpUri="https://binary.pensoft.net/fig/300482" pageId="0" pageNumber="81">25</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="81" type="conservation status">
<paragraph pageId="0" pageNumber="81">Conservation status in Cameroon.</paragraph>
<paragraph pageId="0" pageNumber="81">
<taxonomicName authorityName="Engl., Bot. Jahrb. Syst. 43 (4): 378" authorityYear="1909" class="Magnoliopsida" family="Podostemaceae" genus="Ledermanniella" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ledermanniella linearifolia" order="Malpighiales" pageId="0" pageNumber="81" phylum="Tracheophyta" rank="species" species="linearifolia">
<emphasis italics="true" pageId="0" pageNumber="81">Ledermanniella linearifolia</emphasis>
</taxonomicName>
is listed on http://www.iucnredlist.org. It was assessed as Endangered (
<bibRefCitation DOI="https://doi.org/10.2305/IUCN.UK.2010-3.RLTS.T185505A8424796.en" author="Ghogue, J-P" journalOrPublisher="Botanical Journal of the Linnean Society" pageId="0" pageNumber="81" refId="B34" refString="Ghogue, J-P, 2010f. Ledermanniellalinearifolia. The IUCN Red List of Threatened Species 2010: e.T185505A8424796. https://doi.org/10.2305/IUCN.UK.2010-3.RLTS.T185505A8424796.en" title="Ledermanniellalinearifolia. The IUCN Red List of Threatened Species 2010: e. T 185505 A 8424796." url="https://doi.org/10.2305/IUCN.UK.2010-3.RLTS.T185505A8424796.en" year="2010 f">Ghogue 2010f</bibRefCitation>
).
<bibRefCitation author="Onana, JM" journalOrPublisher="Royal Botanic Gardens, Kew" pageId="0" pageNumber="81" refId="B66" refString="Onana, JM, Cheek, M, 2011. Red data list of the flowering plants of Cameroon: IUCN Global Assessments. Royal Botanic Gardens, Kew" title="Red data list of the flowering plants of Cameroon: IUCN Global Assessments." year="2011">Onana and Cheek (2011)</bibRefCitation>
reassessed this species and maintained the Endangered status. The taxon is known from 6 localities. The extent of occurrence of
<taxonomicName class="Magnoliopsida" family="Amaranthaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="L. linearifolia" order="Caryophyllales" pageId="0" pageNumber="81" phylum="Angiospermae" rank="species" species="linearifolia">
<emphasis italics="true" pageId="0" pageNumber="81">L. linearifolia</emphasis>
</taxonomicName>
is about 42,848,649 km2 and the area of occupancy is about 16 km2. The main threats currently known from the localities are agriculture and touristic activities. Based on these threats, the number of localities currently known, and the continuous decline of vegetation cover in the area, extent and /or quality of habitat,
<taxonomicName class="Magnoliopsida" family="Amaranthaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="L. linearifolia" order="Caryophyllales" pageId="0" pageNumber="81" phylum="Angiospermae" rank="species" species="linearifolia">
<emphasis italics="true" pageId="0" pageNumber="81">L. linearifolia</emphasis>
</taxonomicName>
is currently reassessed and maintained as Endangered. IUCN Red List Category:
<emphasis bold="true" pageId="0" pageNumber="81">Endangered ENB2ab (iii).</emphasis>
</paragraph>
</subSubSection>
</treatment>
</document>