198 lines
17 KiB
XML
198 lines
17 KiB
XML
<document ID-CLB-Dataset="21010" ID-DOI="http://dx.doi.org/10.3897/phytokeys.158.50848" ID-GBIF-Dataset="4d1dd045-c029-47d4-b441-a7fd49443918" ID-PMC="PMC7483337" ID-Pensoft-Pub="1314-2003-158-1" ID-Pensoft-UUID="8480BB61E8B2553ABA8D418072EC52B6" ID-PubMed="32973385" ModsDocID="1314-2003-158-1" checkinTime="1599212532520" checkinUser="pensoft" docAuthor="Calvo, Joel & Moreira-Munoz, Andres" docDate="2020" docId="453B585F246759CF8D51DE937BE09F7B" docLanguage="en" docName="PhytoKeys 158: 1-106" docOrigin="PhytoKeys 158" docSource="http://dx.doi.org/10.3897/phytokeys.158.50848" docTitle="Xenophyllum acerosum V. A. Funk, Novon 7 (3): 238. 1997" docType="treatment" docVersion="6" id="8480BB61E8B2553ABA8D418072EC52B6" lastPageNumber="1" masterDocId="8480BB61E8B2553ABA8D418072EC52B6" masterDocTitle="Taxonomic revision of the Andean genus Xenophyllum (Compositae, Senecioneae)" masterLastPageNumber="106" masterPageNumber="1" pageNumber="1" updateTime="1720471607920" updateUser="ExternalLinkService">
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<mods:titleInfo id="854D9554EA7CFE03657F03712BAC0BE2">
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<mods:title id="BF40E2A9AAA40837AB306F36846B5EB0">Taxonomic revision of the Andean genus Xenophyllum (Compositae, Senecioneae)</mods:title>
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</mods:titleInfo>
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<mods:name id="31E6BFC5C2C73D892343F3CA26C4A9F2" type="personal">
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<mods:roleTerm id="A4A9337900AF0E111AFDFECB83C4306F">Author</mods:roleTerm>
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<mods:namePart id="EEF9965B0D07A6BB363893D313BB1357">Calvo, Joel</mods:namePart>
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<mods:affiliation id="8020A32E7374C1D0D80577CAA848B0E3">Instituto de Geografia, Facultad de Ciencias del Mar y Geografia, Pontificia Universidad Catolica de Valparaiso, Avenida Brasil 2241, 2362807 Valparaiso, Chile</mods:affiliation>
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<mods:nameIdentifier id="9B812F0CB39810DDC8E7BC5067691ADE" type="orcid">https://orcid.org/0000-0003-2340-7666</mods:nameIdentifier>
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<mods:nameIdentifier id="C0DCBF218C268F4A9D7415C4C4D42F20" type="email">calvocasas@gmail.com</mods:nameIdentifier>
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<mods:roleTerm id="5FA47447493ED720EE7E2DD36A0D1FC3">Author</mods:roleTerm>
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<mods:namePart id="6795A73B1EF18628761C98D86A04C4B2">Moreira-Munoz, Andres</mods:namePart>
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<mods:affiliation id="350A1C2AC933E1AB8227A51BDACDB1DC">Instituto de Geografia, Facultad de Ciencias del Mar y Geografia, Pontificia Universidad Catolica de Valparaiso, Avenida Brasil 2241, 2362807 Valparaiso, Chile</mods:affiliation>
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<mods:nameIdentifier id="849600259D49C5C55708A82DB450A361" type="orcid">https://orcid.org/0000-0002-9136-1391</mods:nameIdentifier>
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<mods:typeOfResource id="B3259FDDED39448C470CBE0051040F1D">text</mods:typeOfResource>
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<mods:titleInfo id="C499BDB072077A0948532BA13AAB7F34">
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<mods:title id="D051C18883B7AEB1901974D2E4904BBB">PhytoKeys</mods:title>
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<mods:part id="1EACFE3AF365D423E5324BB427259644">
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<mods:date id="1EFFD42031F297E90C0562DA7983EABE">2020</mods:date>
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<mods:detail id="9CBDF1AB28D6C8417929DE4ADF6F7636" type="volume">
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<mods:number id="CD73D5CAF96E3FED0AC4985200225E6B">158</mods:number>
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</mods:detail>
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<mods:start id="3E84612BBCF1E198678DDC7717969103">1</mods:start>
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<mods:end id="617B15B5536F526D4F8A6567161DA3F0">106</mods:end>
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<mods:location id="7401F702B5303BF0960E93AC73D3F535">
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<mods:url id="203FF430D5C17FC90D51BF2E4F2A47FC">http://dx.doi.org/10.3897/phytokeys.158.50848</mods:url>
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</mods:location>
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<mods:classification id="0C6C3749F82A31490B45A1F075E714C8">journal article</mods:classification>
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<mods:identifier id="DDEEB1D5D681DC582DE31D256F2CEB06" type="DOI">http://dx.doi.org/10.3897/phytokeys.158.50848</mods:identifier>
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<mods:identifier id="6E14DF13E003C2D6D4F21A5EA6EF5DEC" type="Pensoft-Pub">1314-2003-158-1</mods:identifier>
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<treatment id="453B585F246759CF8D51DE937BE09F7B" ID-GBIF-Taxon="167491860" LSID="urn:lsid:plazi:treatment:453B585F246759CF8D51DE937BE09F7B" httpUri="http://treatment.plazi.org/id/453B585F246759CF8D51DE937BE09F7B" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection id="C200A7A38E80FFDA43D5249ACC9600E8" pageId="0" pageNumber="1" type="nomenclature">
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<paragraph id="6A2B74CE121CDD13592FBBAB4B8B159B" pageId="0" pageNumber="1">
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1.
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<taxonomicName id="2B64DE0E218A03B6BB0F179305616ECF" ID-CoL="5CB44" LSID="453B585F-2467-59CF-8D51-DE937BE09F7B" authority="(Cuatrec.) V. A. Funk, Novon 7 (3): 238. 1997." class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Xenophyllum acerosum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="acerosum">Xenophyllum acerosum (Cuatrec.) V.A.Funk, Novon 7(3): 238. 1997.</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection id="158A9BA107CFB8654241AA6E7B914E36" pageId="0" pageNumber="1" type="reference_group">
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<paragraph id="F28EE8CC150655F69986DBBF63ABB4B3" pageId="0" pageNumber="1">
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<taxonomicName id="F86DDD5234CBD79EB2D95AE5107E10BE" class="Magnoliopsida" family="Asteraceae" genus="Werneria" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Werneria acerosa" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="acerosa">Werneria acerosa</taxonomicName>
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Cuatrec., Brittonia 8: 45. 1954. Type. Ecuador. Azuay:
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<normalizedToken id="1F4FC3E7D6D90738ADD9E8DE3B578BCE" originalValue="“Oriente”">"Oriente"</normalizedToken>
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border, eastern Cordillera, between
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<normalizedToken id="419916496E6051B23D85620B7BEADD45" originalValue="Oña">Ona</normalizedToken>
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and the
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<normalizedToken id="41243175C05E7BCFD131004882B2BFCC" originalValue="río">rio</normalizedToken>
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Yacuambi, 3050-3415 m, 10/19 Sep 1945,
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<emphasis id="BE0020CEE3AF886753531FA6D4D22DAC" italics="true" pageId="0" pageNumber="1">F. Prieto 280</emphasis>
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(holotype: F-1402673!; isotypes: G-00305681 (digital image!), GH s.n.!, K-000527742 (digital image!), MO-1652045!, NY s.n.!, P-02088566 (digital image!), S-R-6520 (digital image!), UC-986455!, US-00037296!, VEN-34483 (digital image!)).
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</paragraph>
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</subSubSection>
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<subSubSection id="34BCD16FEB13009307747442A0158677" pageId="0" pageNumber="1" type="description">
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<paragraph id="701C83E6648880BCA2C0EA7AC9D4C174" pageId="0" pageNumber="1">Description.</paragraph>
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<paragraph id="D2519BE2EA88FC2C06985E216B0DB84A" pageId="0" pageNumber="1">
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Suffruticose plant, forming distant, rather solitary, erect stems.
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<emphasis id="5E336365FDEC865FC7D3ED3A0BA448F3" bold="true" italics="true" pageId="0" pageNumber="1">Rhizomes</emphasis>
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6-10
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<normalizedToken id="9AAFEC44D2A67DDC150344ACBF285961" originalValue="×">x</normalizedToken>
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0.2-0.3 cm, horizontal to oblique, glabrous.
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<emphasis id="B95577A5559F5916F88613BEA10B984C" bold="true" italics="true" pageId="0" pageNumber="1">Stems</emphasis>
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12-20 cm tall, usually simple, sometimes branched at the upper part, covered with adpressed, arachnoid trichomes, with leaves restricted to the upper part.
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<emphasis id="37B722FB37997282C85F0222073758EA" bold="true" italics="true" pageId="0" pageNumber="1">Leaves</emphasis>
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imbricate, extending into a sheath-like base that bears arachnoid trichomes; leaf laminas 4.6-5
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<normalizedToken id="DBA332CD68C63D6537D23769136FA814" originalValue="×">x</normalizedToken>
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ca. 0.9 mm, linear-acicular, aristate at the apex (arista up to 1 mm long, purplish), entire, terete in cross section, glabrous, unconspicuously nerved on both faces, somewhat fleshy, drying coriaceous, matte, papillose.
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<emphasis id="C4F23E936619B203922C9023CE7B7BF4" bold="true" italics="true" pageId="0" pageNumber="1">Capitula</emphasis>
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radiate, erect, sessile, partially enclosed among the leaves.
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<emphasis id="038D1944E6AA0DB6033E21B71E2E6F11" bold="true" italics="true" pageId="0" pageNumber="1">Involucres</emphasis>
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ca. 8.6
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<normalizedToken id="FF884BC7C483A216EBE3037E2C3A5893" originalValue="×">x</normalizedToken>
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7.3 mm, cupuliform; involucral bracts ca. 13, 5.2-5.5
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<normalizedToken id="9FF5D94336242E30D43A93D82A085DA9" originalValue="×">x</normalizedToken>
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1.1-1.6 mm, rather acute at the apex, dark-purplish.
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<emphasis id="78BC0D51CD03B57A312A91DB30AB5084" bold="true" italics="true" pageId="0" pageNumber="1">Ray florets</emphasis>
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ca. 13; corollas ca. 12
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<normalizedToken id="0C4254B26F38F59736EEC663D6849944" originalValue="×">x</normalizedToken>
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2.3-2.5 mm, 4 to 5-veined, subentire to 3-toothed at the apex, conspicuously surpassing the involucre, white, purplish beneath.
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<emphasis id="7B785226C4CE551EE314A48D187F9F9B" bold="true" italics="true" pageId="0" pageNumber="1">Disc florets</emphasis>
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ca. 50; corollas 3.8-4.2 mm long, pale yellow to creamy; style branches truncate with a crown of sweeping trichomes, yellowish.
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<emphasis id="3FC5EF06DB57628AF77034FD5FB22674" bold="true" italics="true" pageId="0" pageNumber="1">Achenes</emphasis>
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cylindrical, with scattered arachnoid trichomes (immature); pappus 3.1-3.3 mm long, barbellate, whitish. Chromosome number unknown. Fig.
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<figureCitation id="974FF3A94A14A5140F5694FA52361A0F" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Xenophyllum acerosum A habit B stem apical part and capitulum C detail of leaf surface D adaxial leaf surface E ray corolla and style F disc corolla and stamens (vertically sectioned, style removed) G disc corolla and style branches H style I immature achene with pappus. All details drawn from Prieto 280 (US). Illustration by Alice Tangerini." figureDoi="10.3897/phytokeys.158.50848.figure5" httpUri="https://binary.pensoft.net/fig/448885" pageId="0" pageNumber="1">5</figureCitation>
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.
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</paragraph>
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<caption id="403D5BD1431F62D5E853D286047EADBD" doi="10.3897/phytokeys.158.50848.figure5" httpUri="https://binary.pensoft.net/fig/448885" pageId="0" pageNumber="1" start="Figure 5" startId="F5">
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<paragraph id="24124128CF38B389F2A46CCDBC93D7CE" pageId="0" pageNumber="1">
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<emphasis id="4275FA3E88067B148A9F08DE0846A517" bold="true" pageId="0" pageNumber="1">Figure 5.</emphasis>
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<taxonomicName id="2B9397F9E63C67271A3B8C136CF0E01C" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" kingdom="Plantae" lsidName="Xenophyllum acerosum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="acerosum">
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<emphasis id="DB4F42D80089E1230DBCD8A7673296DB" italics="true" pageId="0" pageNumber="1">Xenophyllum acerosum</emphasis>
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</taxonomicName>
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<emphasis id="376E65B250DA210084B2E713E7EC99F3" bold="true" pageId="0" pageNumber="1">A</emphasis>
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habit
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<emphasis id="045CA01FEF2F9A641B522C413667D641" bold="true" pageId="0" pageNumber="1">B</emphasis>
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stem apical part and capitulum
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<emphasis id="27B4494D8644BC6AEB111E96B1CBF33E" bold="true" pageId="0" pageNumber="1">C</emphasis>
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detail of leaf surface
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<emphasis id="13AE5BFDC0F8BC6AC5377429E1938CC6" bold="true" pageId="0" pageNumber="1">D</emphasis>
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adaxial leaf surface
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<emphasis id="F7AA621247FB62859EC98D2397360A67" bold="true" pageId="0" pageNumber="1">E</emphasis>
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ray corolla and style
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<emphasis id="5DA6635770529176649D85947B44252C" bold="true" pageId="0" pageNumber="1">F</emphasis>
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disc corolla and stamens (vertically sectioned, style removed)
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<emphasis id="5507FAAD492E0526412BD1056FA160C0" bold="true" pageId="0" pageNumber="1">G</emphasis>
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disc corolla and style branches
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<emphasis id="38852027E83AD5922D052AD5361F231B" bold="true" pageId="0" pageNumber="1">H</emphasis>
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style
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<emphasis id="455ED998D5C4C0AC0F2A3DA4B0FD9F02" bold="true" pageId="0" pageNumber="1">I</emphasis>
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immature achene with pappus. All details drawn from
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<emphasis id="2A08CEA3845F1B3C66AAA363810936F2" italics="true" pageId="0" pageNumber="1">Prieto 280</emphasis>
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(US). Illustration by Alice Tangerini.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection id="6B11B055D1EB8DF97348C6C1BB69575F" pageId="0" pageNumber="1" type="distribution">
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<paragraph id="FCE37FCEAA0B714C170FBE0FEF4E0857" pageId="0" pageNumber="1">Distribution and habitat.</paragraph>
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<paragraph id="B99302940493AF87370C6EE0BA0D9FDE" pageId="0" pageNumber="1">
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Endemic to Ecuador (Azuay, Zamora-Chinchipe [expected]). It grows in marshy places of the paramo ecoregion, between elevations of 3050-3070 m (Fig.
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<figureCitation id="6A011E7BA4689274359A28E8B66C0FA9" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Distribution map of Xenophyllum acerosum (left hand) and X. humile (right hand)." figureDoi="10.3897/phytokeys.158.50848.figure6" httpUri="https://binary.pensoft.net/fig/448886" pageId="0" pageNumber="1">6</figureCitation>
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).
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</paragraph>
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<paragraph id="F1E26A542DCAC68D3CFC6DF0AA16420B" pageId="0" pageNumber="1">
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Thus far,
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<taxonomicName id="80525DEFA9F4BD3AEC1D851D58D37D03" lsidName="X. acerosum" pageId="0" pageNumber="1" rank="species" species="acerosum">
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<emphasis id="CE83FBC3652D2B4A752DCBDC7282DB32" italics="true" pageId="0" pageNumber="1">X. acerosum</emphasis>
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</taxonomicName>
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is only known from the type locality in the paramo of Yacumbi, which is located above Saraguro on the border between the Ecuadorian provinces of Azuay and Zamora-Chinchipe.
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</paragraph>
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<caption id="8CF8AA17103A57F75FFDCA2FB71AB9FF" doi="10.3897/phytokeys.158.50848.figure6" httpUri="https://binary.pensoft.net/fig/448886" pageId="0" pageNumber="1" start="Figure 6" startId="F6">
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<paragraph id="CCC61CE44C6D1A542132CDB28C39200A" pageId="0" pageNumber="1">
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<emphasis id="A2B47EDE2EB1F9E44D8F47167C0B7C61" bold="true" pageId="0" pageNumber="1">Figure 6.</emphasis>
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Distribution map of
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<taxonomicName id="BDC4F8CE9F05DE04D11DFDBF8C8C3042" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" kingdom="Plantae" lsidName="Xenophyllum acerosum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="acerosum">
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<emphasis id="0E13F32606986456F9D678089913DCD7" italics="true" pageId="0" pageNumber="1">Xenophyllum acerosum</emphasis>
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</taxonomicName>
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(left hand) and
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<taxonomicName id="F4605381B9FE117E0C49A939CCAEDE96" lsidName="X. humile" pageId="0" pageNumber="1" rank="species" species="humile">
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<emphasis id="E7054AEACBF575FAB1583D22E436C7BA" italics="true" pageId="0" pageNumber="1">X. humile</emphasis>
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</taxonomicName>
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(right hand).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection id="848832BA4C95D033FC0A3B296F6AE760" pageId="0" pageNumber="1" type="phenology">
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<paragraph id="A756DE0D8292A32AA1A36FA01D775079" pageId="0" pageNumber="1">Phenology.</paragraph>
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<paragraph id="AC5FD787ADF9AE9F1FFCC214A4AF97FE" pageId="0" pageNumber="1">Collected in flower in September and November.</paragraph>
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</subSubSection>
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<subSubSection id="351895F230E86BA7A25C75E20AA4CFD3" pageId="0" pageNumber="1" type="etymology">
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<paragraph id="080BA0F2C95F6FA03B5FAF6287196D39" pageId="0" pageNumber="1">Etymology.</paragraph>
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<paragraph id="3952123CA98F916E1ED7EF129EDC8C6B" pageId="0" pageNumber="1">
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The adjective
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<emphasis id="C3C8B36DC83675A38A80436E3C35CC63" italics="true" pageId="0" pageNumber="1">acerosus -a -um</emphasis>
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means needle-shaped, and it refers to the leaf shape of this species.
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</paragraph>
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</subSubSection>
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<subSubSection id="3035606B23B884733DF22E0147B2BB6B" pageId="0" pageNumber="1" type="notes">
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<paragraph id="8020A970A4C4F1B23E997F6F1A5B8650" pageId="0" pageNumber="1">Notes.</paragraph>
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<paragraph id="F1FE2B3947B78C68C8895D8A80773D5A" pageId="0" pageNumber="1">
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<taxonomicName id="D1F32EF183C513517747DD50D8002C26" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" kingdom="Plantae" lsidName="Xenophyllum acerosum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="acerosum">
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<emphasis id="5CE1B6F836178099B9793DBEEA838B4C" italics="true" pageId="0" pageNumber="1">Xenophyllum acerosum</emphasis>
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</taxonomicName>
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is unique in the genus in its distant, rather solitary, erect stems arising from long rhizomes and by its linear-acicular, aristate leaves. The stems only bear leaves in the upper part.
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</paragraph>
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</subSubSection>
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<subSubSection id="19AD56DC60FFD3803A76826AEA9DB90D" pageId="0" pageNumber="1" type="additional specimen examined">
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<paragraph id="FEAD8775D8AA5623B3F7AA7B843F94C7" pageId="0" pageNumber="1">Additional specimen examined.</paragraph>
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<paragraph id="85EB97B59476E581A17BFA76F9D44007" pageId="0" pageNumber="1">
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<emphasis id="DC7B5E3F6DAAEEF19ED5E9AF52F5E705" bold="true" pageId="0" pageNumber="1">Ecuador. Azuay</emphasis>
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: Cordillera Cordoncillo, along road from Babes (ca. 2 km E of Urdaneta) towards 28 de Mayo,
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<geoCoordinate id="42EFB50BCDF75596E8F85447ED13D966" degrees="3" direction="south" minutes="34" orientation="latitude" precision="925" value="-3.5666666">3°34'S</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="155B480FBC3313DB5CA303EEBC870C87" degrees="79" direction="west" minutes="6" orientation="longitude" precision="925" value="-79.1">79°6'W</geoCoordinate>
|
||
, 10 Nov 2018,
|
||
<emphasis id="E4CC65D20649A2B19970282AE96B04BC" italics="true" pageId="0" pageNumber="1">
|
||
P.
|
||
<normalizedToken id="F689195B7CAD73A6A93810E076FFA0E1" originalValue="Sklenář">Sklenar</normalizedToken>
|
||
15820
|
||
</emphasis>
|
||
(PRC n.v., QCA).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |