178 lines
14 KiB
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178 lines
14 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.142.48365" ID-GBIF-Dataset="447d0c45-35c7-4aaa-b3b3-acbf7069da06" ID-PMC="PMC7082394" ID-Pensoft-Pub="1314-2003-142-1" ID-Pensoft-UUID="7B3A5CC9B82952B6B3E20C46E12DB4F1" ID-PubMed="32210671" ModsDocID="1314-2003-142-1" checkinTime="1584104974826" checkinUser="pensoft" docAuthor="Klopper, Ronell R., Crouch, Neil R., Smith, Gideon F. & van Wyk, Abraham E." docDate="2020" docId="F668A354F4E059018DFCA864F3F565F3" docLanguage="en" docName="PhytoKeys 142: 1-88" docOrigin="PhytoKeys 142" docSource="http://dx.doi.org/10.3897/phytokeys.142.48365" docTitle="Aloe vanrooyenii Gideon F. Sm. & N. R. Crouch 2006" docType="treatment" docVersion="4" id="7B3A5CC9B82952B6B3E20C46E12DB4F1" lastPageNumber="1" masterDocId="7B3A5CC9B82952B6B3E20C46E12DB4F1" masterDocTitle="A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa" masterLastPageNumber="88" masterPageNumber="1" pageNumber="1" updateTime="1668139702755" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Klopper, Ronell R.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Crouch, Neil R.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Smith, Gideon F.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>van Wyk, Abraham E.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>142</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>88</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.142.48365</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.142.48365</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-142-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">7B3A5CC9B82952B6B3E20C46E12DB4F1</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="162486997" LSID="urn:lsid:plazi:treatment:F668A354F4E059018DFCA864F3F565F3" httpUri="http://treatment.plazi.org/id/F668A354F4E059018DFCA864F3F565F3" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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E
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<taxonomicName LSID="F668A354-F4E0-5901-8DFC-A864F3F565F3" authority="Gideon F. Sm. & N. R. Crouch" authorityName="Gideon F. Sm. & N. R. Crouch" authorityYear="2006" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe vanrooyenii" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="vanrooyenii">Aloe vanrooyenii Gideon F.Sm. & N.R.Crouch</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="common names">
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<paragraph pageId="0" pageNumber="1">Common names.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Van
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<normalizedToken originalValue="Rooyen’s">Rooyen's</normalizedToken>
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aloe (English); vanrooyense-aalwyn (Afrikaans).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">Description.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Acaulescent plants; rosettes solitary, very rarely suckering to form small groups; with persistent dried leaves.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Leaves</emphasis>
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densely rosulate, distinctly spreading, reflexed, upper surface shiny pale green, with pale milky green to whitish, variously shaped spots, often more or less confluent in transverse bands, lower surface uniformly milky green, rarely with longitudinal darker greenish striations, deltoid-lanceolate, attenuate, 12-15 cm long, 6-8 cm wide, apex dry, sometimes with small teeth at keel near apex; margins whitish, near-translucent, with very pungent, brownish-orange, recurved teeth, 3-4 mm long, 3-4 mm apart; exudate clear, drying purplish.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Inflorescence</emphasis>
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0.5-0.8 m high, erect, 1- or 2-branched below middle.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Racemes</emphasis>
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cylindrical to slightly conical, 25-47 cm long, 7-9 cm wide, lax.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Floral bracts</emphasis>
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8-10 mm long.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Pedicels</emphasis>
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8-10 mm long.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Flowers</emphasis>
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:
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<emphasis italics="true" pageId="0" pageNumber="1">perianth</emphasis>
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orange or red, 33-38 mm long, 8-10 mm across ovary, abruptly constricted above ovary to form globose basal swelling, widening towards wide open mouth, cylindrical-trigonous; outer segments free for 8-15 mm;
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<emphasis italics="true" pageId="0" pageNumber="1">stamens</emphasis>
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exserted up to 3 mm;
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<emphasis italics="true" pageId="0" pageNumber="1">style</emphasis>
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slightly exserted.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="flowering time">
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<paragraph pageId="0" pageNumber="1">Flowering time.</paragraph>
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<paragraph pageId="0" pageNumber="1">October-November.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="habitat">
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<paragraph pageId="0" pageNumber="1">Habitat.</paragraph>
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<paragraph pageId="0" pageNumber="1">Thornveld savannah.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">Diagnostic characters.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName authorityName="Gideon F. Sm. & N. R. Crouch" authorityYear="2006" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe vanrooyenii" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="vanrooyenii">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe vanrooyenii</emphasis>
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</taxonomicName>
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can be distinguished from other maculate aloes in KwaZulu-Natal (
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<taxonomicName authorityName="Reynolds" authorityYear="1937" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe dewetii" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="dewetii">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe dewetii</emphasis>
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</taxonomicName>
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,
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<taxonomicName authority="subsp. maculata" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe maculata subsp. maculata" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="maculata" subSpecies="maculata">Aloe maculata subsp. maculata</taxonomicName>
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,
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<taxonomicName authorityName="Reynolds" authorityYear="1937" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe mudenensis" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="mudenensis">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe mudenensis</emphasis>
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</taxonomicName>
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,
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<taxonomicName authorityName="Schoenland" authorityYear="2020" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe parvibracteata" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="parvibracteata">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe parvibracteata</emphasis>
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</taxonomicName>
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,
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<taxonomicName authorityName="I. Verd. & D. S. Hardy" authorityYear="1965" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe prinslooi" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="prinslooi">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe prinslooi</emphasis>
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</taxonomicName>
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,
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<taxonomicName authorityName="Reynolds" authorityYear="1936" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe pruinosa" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="pruinosa">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe pruinosa</emphasis>
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</taxonomicName>
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,
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<taxonomicName authorityName="Reynolds" authorityYear="1937" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe suffulta" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="suffulta">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe suffulta</emphasis>
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</taxonomicName>
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,
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<taxonomicName authorityName="Gideon F. Sm. & N. R. Crouch" authorityYear="2006" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe vanrooyenii" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="vanrooyenii">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe vanrooyenii</emphasis>
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</taxonomicName>
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and
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<taxonomicName authorityName="Gideon F. Sm. & Figueiredo" authorityYear="2018" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe viridiana" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="viridiana">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe viridiana</emphasis>
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</taxonomicName>
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) by the 1- or 2-branched inflorescence with lax, cylindrical to slightly conical racemes (25-47
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<normalizedToken originalValue="×">x</normalizedToken>
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7-9 cm) with pedicels 8-10 mm long. It is further characterised by the very large, erect fruit (25-28
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<normalizedToken originalValue="×">x</normalizedToken>
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14-18 mm in fresh state), which cause the peduncle to bend towards the ground as it cannot support the weight of the large mature capsules. Flowers are orange or red, 33-38 mm long and with a globose basal swelling (8-10 mm diameter). Leaves are distinctly spreading and reflexed, 12-15
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<normalizedToken originalValue="×">x</normalizedToken>
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6-8 cm and spotted on the upper surface, while the lower surface is rarely lineate. Marginal teeth are 3-4 mm long. This is the only early summer-flowering maculate aloe in KwaZulu-Natal (
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<bibRefCitation DOI="https://doi.org/10.4102/abc.v36i1.342" author="Smith, GF" journalOrPublisher="Bothalia" pageId="0" pageNumber="1" pagination="73 - 75" refId="B41" refString="Smith, GF, Crouch, NR, 2006. Aloe vanrooyenii: A distinctive new maculate aloe from KwaZulu-Natal, South Africa. Bothalia 36: 73 - 75, DOI: https://doi.org/10.4102/abc.v36i1.342" title="Aloe vanrooyenii: A distinctive new maculate aloe from KwaZulu-Natal, South Africa." url="https://doi.org/10.4102/abc.v36i1.342" volume="36" year="2006">Smith and Crouch 2006</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="conservation status">
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<paragraph pageId="0" pageNumber="1">Conservation status.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Least Concern (
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<bibRefCitation author="Raimondo, D" journalOrPublisher="South African National Biodiversity Institute, Pretoria" pageId="0" pageNumber="1" refId="B37" refString="Raimondo, D, Von Staden, L, Foden, W, Victor, JE, Helme, NA, Turner, RC, Kamundi, DA, Manyama, PA, 2009. Red List of South African Plants. Strelitzia 25. South African National Biodiversity Institute, Pretoria." title="Red List of South African Plants. Strelitzia 25. South African National Biodiversity Institute, Pretoria." year="2009">Raimondo et al. 2009</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="distribution">
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<paragraph pageId="0" pageNumber="1">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Known from the region linking Ladysmith, Newcastle and Vryheid, KwaZulu-Natal, South Africa (Fig.
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<figureCitation captionStart="Figure 47" captionStartId="F47" captionText="Figure 47. Aloe vanrooyenii. Photo: G. F. Smith." figureDoi="10.3897/phytokeys.142.48365.figure47" httpUri="https://binary.pensoft.net/fig/388273" pageId="0" pageNumber="1">47</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/phytokeys.142.48365.figure47" httpUri="https://binary.pensoft.net/fig/388273" pageId="0" pageNumber="1" start="Figure 47" startId="F47">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 47.</emphasis>
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<taxonomicName authorityName="Gideon F. Sm. & N. R. Crouch" authorityYear="2006" class="Liliopsida" family="Asphodelaceae" genus="Aloe" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aloe vanrooyenii" order="Asparagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="vanrooyenii">
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<emphasis italics="true" pageId="0" pageNumber="1">Aloe vanrooyenii</emphasis>
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</taxonomicName>
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. Photo: G.F. Smith.
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document> |