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<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 &amp; Moreira-Munoz, Andres" docDate="2020" docId="C73A8F9A053355F7ACC8F7F508E62D7A" docLanguage="en" docName="PhytoKeys 158: 1-106" docOrigin="PhytoKeys 158" docSource="http://dx.doi.org/10.3897/phytokeys.158.50848" docTitle="Xenophyllum V. A. Funk, Novon 7 (3): 235. 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:title id="5D985B8F9891DCCFA56DED5D161C85E8">Taxonomic revision of the Andean genus Xenophyllum (Compositae, Senecioneae)</mods:title>
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<mods:namePart id="AFC2A65064B56021CC351D330C4D0CAD">Calvo, Joel</mods:namePart>
<mods:affiliation id="3CA57FD4A7C8589CEE840B69DA254069">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:namePart id="A0AE1DAC1AAF85FA9EBDD5F16DCFE4B8">Moreira-Munoz, Andres</mods:namePart>
<mods:affiliation id="D3E69056288E6651471FA0F9FC43069E">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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<treatment id="C73A8F9A053355F7ACC8F7F508E62D7A" ID-GBIF-Taxon="167491848" LSID="urn:lsid:plazi:treatment:C73A8F9A053355F7ACC8F7F508E62D7A" httpUri="http://treatment.plazi.org/id/C73A8F9A053355F7ACC8F7F508E62D7A" lastPageNumber="1" pageId="0" pageNumber="1">
<subSubSection id="CC88F04D9584BD833CBE2D606D278FA7" pageId="0" pageNumber="1" type="nomenclature">
<paragraph id="D296FEA7297FDC2255E5036EB5858AAA" pageId="0" pageNumber="1">
<taxonomicName id="AE2EACFFCB16B30315BE096243305E7D" ID-CoL="88W3" LSID="C73A8F9A-0533-55F7-ACC8-F7F508E62D7A" authority="V. A. Funk, Novon 7 (3): 235. 1997." class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Xenophyllum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">Xenophyllum V.A.Funk, Novon 7(3): 235. 1997.</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="7D1F4000ED4F7D2B20239FEB68D403A1" pageId="0" pageNumber="1" type="reference_group">
<paragraph id="7E4810511AE20EEF752D9BF73ADE2F0F" pageId="0" pageNumber="1">
<taxonomicName id="DDC2CC96C9972BB9D49FFCB109C138A4" class="Magnoliopsida" family="Asteraceae" genus="Werneria" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Werneria (Euwerneria) subsp. subg." order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subGenus" subGenus="Euwerneria">Werneria subg. Euwerneria</taxonomicName>
Rockh., Bot. Jahrb. Syst. 70: 285. 1939,
<emphasis id="6FD76F12D90CFA891805920A55FC6595" italics="true" pageId="0" pageNumber="1">pro parte</emphasis>
,
<emphasis id="2FE214662E0254508D1A2FE6D7347D76" italics="true" pageId="0" pageNumber="1">nom. inval.</emphasis>
(
<bibRefCitation id="64752931C3B7AEE853C60A4C94555EDE" DOI="https://doi.org/10.12705/Code.2018" author="Turland, NJ" journalOrPublisher="Phytotaxa" pageId="0" pageNumber="1" refId="B33" refString="Turland, NJ, Wiersema, JH, Barrie, FR, Greuter, W, Hawksworth, DL, Herendeen, PS, Knapp, S, Kusber, W-H, Li, D-Z, Marhold, K, May, TW, McNeill, J, Monro, AM, Prado, J, Price, MJ, Smith, GF, 2018. International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code). Regnum Vegetabile 159: I-XXXVIII, 1-254. https://doi.org/10.12705/Code.2018" title="International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code). Regnum Vegetabile 159: I-XXXVIII, 1 - 254." url="https://doi.org/10.12705/Code.2018" year="2018">Turland et al. 2018</bibRefCitation>
, ICN Art. 21.3, 22.2, and 38.1).
</paragraph>
<paragraph id="40FBDF548455037148A3312DC9E5CFE7" pageId="0" pageNumber="1">
<taxonomicName id="D976C1286ADEF27D362D1381B9F91B90" class="Magnoliopsida" family="Asteraceae" genus="Werneria" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Werneria subsp. sect." order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="section" section="Digitifoliae">Werneria sect. Digitifoliae</taxonomicName>
Rockh., Bot. Jahrb. Syst. 70: 276, 285. 1939, syn. nov. Type:
<taxonomicName id="3D7E765D8A1894599FFFC6855663B496" class="Magnoliopsida" family="Asteraceae" genus="Werneria" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Werneria digitata" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="digitata">Werneria digitata</taxonomicName>
Wedd. [≡
<taxonomicName id="712783BA58DF2C69D0D67FE2293C6935" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Xenophyllum digitatum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="digitatum">Xenophyllum digitatum</taxonomicName>
(Wedd.) V.A.Funk] (
<bibRefCitation id="98DBAD5F785B995F9AE07AB77599A36C" DOI="https://doi.org/10.12705/Code.2018" author="Turland, NJ" journalOrPublisher="Phytotaxa" pageId="0" pageNumber="1" refId="B33" refString="Turland, NJ, Wiersema, JH, Barrie, FR, Greuter, W, Hawksworth, DL, Herendeen, PS, Knapp, S, Kusber, W-H, Li, D-Z, Marhold, K, May, TW, McNeill, J, Monro, AM, Prado, J, Price, MJ, Smith, GF, 2018. International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code). Regnum Vegetabile 159: I-XXXVIII, 1-254. https://doi.org/10.12705/Code.2018" title="International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code). Regnum Vegetabile 159: I-XXXVIII, 1 - 254." url="https://doi.org/10.12705/Code.2018" year="2018">Turland et al. 2018</bibRefCitation>
, ICN Art. 10.8).
</paragraph>
<paragraph id="CF38001DEA89D04E74C67CCBA1C02184" pageId="0" pageNumber="1">
<taxonomicName id="C7E8F2F8CDFAFB6D41ED0B6502E50308" class="Magnoliopsida" family="Asteraceae" genus="Werneria" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Werneria subsp. sect." order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="section" section="Aciculares">Werneria sect. Aciculares</taxonomicName>
Rockh., Bot. Jahrb. Syst. 70: 277, 291. 1939, syn. nov. Type:
<taxonomicName id="21DD852A81EAC0E997167779809128C6" class="Magnoliopsida" family="Asteraceae" genus="Werneria" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Werneria humilis" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humilis">Werneria humilis</taxonomicName>
Kunth [≡
<taxonomicName id="2D67E5E43B64A5F14FCFF1B4EC33CCEB" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" higherTaxonomySource="treatment-meta" kingdom="Plantae" lsidName="Xenophyllum humile" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humile">Xenophyllum humile</taxonomicName>
(Kunth) V.A.Funk], designated here.
</paragraph>
</subSubSection>
<subSubSection id="12809CFE301D18DF13F1E25DBB23B8EC" pageId="0" pageNumber="1" type="materials_examined">
<paragraph id="ED3C1B909C489484A11178A24CF5185E" pageId="0" pageNumber="1">Type.</paragraph>
<paragraph id="D21064EF7089C16FDB39F7D953AA7FDE" pageId="0" pageNumber="1">
<taxonomicName id="FDCF8E0C3F0B0B9F42B5F653D51EAC76" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" kingdom="Plantae" lsidName="Xenophyllum dactylophyllum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="dactylophyllum">
<emphasis id="BB54FBB510303A56BD4B803740BFFE2A" italics="true" pageId="0" pageNumber="1">Xenophyllum dactylophyllum</emphasis>
</taxonomicName>
(Sch.Bip.) V.A.Funk.
</paragraph>
</subSubSection>
<subSubSection id="EBF8DB27A2F0668EA50452701F11BE06" pageId="0" pageNumber="1" type="description">
<paragraph id="674536D1A47B977317C6E40AF7477146" pageId="0" pageNumber="1">Description.</paragraph>
<paragraph id="F2B87C3C945BEA045BBD5C8725066437" pageId="0" pageNumber="1">
Suffruticose plants, forming mats, hummocks, or clumps of erect stems.
<emphasis id="CD955F4FEE09F328401B706E2E2B8007" bold="true" italics="true" pageId="0" pageNumber="1">Rhizomes</emphasis>
4-10
<normalizedToken id="ABCD9B7B00AE047AFC4EE08DDBAC641D" originalValue="×">x</normalizedToken>
0.1-1 cm, horizontal to oblique, glabrous; rhizome-like stems (when present) up to 35 cm long covered with matted lanate, arachnoid, or pilose indumentum and old leaves or leaf base remnants, rather erect, simple or branched from the base.
<emphasis id="BF9FA95848BC8623C4EE435C72E9B39D" bold="true" italics="true" pageId="0" pageNumber="1">Stems</emphasis>
1-20(-60) cm long, simple or branched, glabrous, sparsely pilose, arachnoid, or lanate.
<emphasis id="C2722208266F865B1BEFC6EE25AE1F34" bold="true" italics="true" pageId="0" pageNumber="1">Leaves</emphasis>
alternate, simple, subimbricate, imbricate, or stellate-imbricate (rarely somewhat distantly arranged), extending into a sheath-like base that is glabrous or bears arachnoid or long silky trichomes (abruptly narrowed at the base in one species); leaf laminas 2.5-27.6
<normalizedToken id="E9F024FEB35A6EEA4564256246CC5E8E" originalValue="×">x</normalizedToken>
0.5-6.7 mm, linear, triangular, or spatulate, aristate, acute, obtuse, notched, forked, or finger-like at the apex, entire, denticulate, shortly ciliate, or scabrous-ciliate at the margin, flat to terete, sometimes slightly curved forwards in cross section, glabrous (rarely floccose-lanate), 1-nerved above (sometimes barely visible or unconspicuous), 1-nerved beneath (sometimes barely visible or unconspicuous), usually fleshy, matte or shiny (sometimes papillose).
<emphasis id="33EA2C8FF64D93738E4D5254EDB9A3BA" bold="true" italics="true" pageId="0" pageNumber="1">Capitula</emphasis>
radiate (disciform in one species), solitary, terminal, erect (rarely somewhat nodding), sessile to subsessile (rarely shortly pedunculate).
<emphasis id="53092E251B93950022272367FD6918D8" bold="true" italics="true" pageId="0" pageNumber="1">Involucres</emphasis>
3.3-19.7
<normalizedToken id="2A80C0EE037BFEEEF50C82BB489C32B4" originalValue="×">x</normalizedToken>
2.7-15.8 mm, cupuliform or narrowly cupuliform, with bracts fused at the base, glabrous; involucral bracts 8 to 21, 1.1-14.9
<normalizedToken id="C9218B55D7FD25EA6BA5D7A92CA638D9" originalValue="×">x</normalizedToken>
0.7-3.9 mm, linear-oblong to subulate, acute to obtuse at the apex, greenish to dark-purplish; supplementary bracts absent; receptacle epaleaceous, rather plane, smooth or seldom alveolate.
<emphasis id="5416546B5FBDFA62080825F4A3DDDCB6" bold="true" italics="true" pageId="0" pageNumber="1">Ray florets</emphasis>
8 to 39, pistillate, fertile; corollas 3.6-19.7
<normalizedToken id="6428AC208FC0BBD7DFB4CCE485E53279" originalValue="×">x</normalizedToken>
0.4-3.4 mm, 2 to 7-veined (sometimes unconspicuous), subentire to 3-toothed at the apex, surpassing or not the involucre, white, yellow, or pink (disciform species with peripheral florets having corollas reduced to a vestigial tube or without corolla).
<emphasis id="F981FB418110E936955E5DB4DD49279A" bold="true" italics="true" pageId="0" pageNumber="1">Disc florets</emphasis>
7 to 95, hermaphroditic; corollas 3.1-10.6 mm long, 5-lobed, yellow, whitish, creamy, or purplish; filament collars balusterform; anther bases obtuse or auriculate; anther appendages 2-4-times longer than wide; style branches truncate with a crown of sweeping trichomes or penicillate, yellowish to purplish.
<emphasis id="6A877715BE8E275C14FE0802D2E8C05B" bold="true" italics="true" pageId="0" pageNumber="1">Achenes</emphasis>
1.6-5.4
<normalizedToken id="6499BA2FC449E76335E0E8605C3A1AA5" originalValue="×">x</normalizedToken>
0.4-1.3 mm, cylindrical, 6 to 9-ribbed, glabrous or white-villous (with scattered arachnoid trichomes in one species); pappus capillary, 1 to 2-seriate, composed of bristles 2.1-19 mm long, barbellate, whitish to partially rose- or purple-colored. Chromosome number 2
<emphasis id="409F48A08246CD89F6A3CA3A7B8DEEA0" italics="true" pageId="0" pageNumber="1">n</emphasis>
= 104-108(
<normalizedToken id="EA419A936ECB50C69A7CD308203A2147" originalValue="±">+/-</normalizedToken>
4) (
<bibRefCitation id="91552E15B7F1743E1C47647DB317AFF8" author="Diers, L" journalOrPublisher="Zeitschrift fuer Botanik" pageId="0" pageNumber="1" pagination="437 - 488" refId="B13" refString="Diers, L, 1961. Der Anteil an Polyploiden in den Vegetationsguerteln der Westkordillere Perus. Zeitschrift fuer Botanik 49: 437 - 488" title="Der Anteil an Polyploiden in den Vegetationsguerteln der Westkordillere Perus." volume="49" year="1961">Diers 1961</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="04A8FF188B130F7A267A81D3CDE2C800" pageId="0" pageNumber="1" type="distribution">
<paragraph id="8E190781830651FAD9D1EE53C8105579" pageId="0" pageNumber="1">Distribution and habitat.</paragraph>
<paragraph id="94D94DD936B7A6AD95A88B2E354434E9" pageId="0" pageNumber="1">
Colombia, Ecuador, Peru, Bolivia, northern Chile, and northwestern Argentina. The
<taxonomicName id="2C7D1A82CD59ACBA3CE194123A474A64" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" kingdom="Plantae" lsidName="Xenophyllum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
<emphasis id="44DDDBB408FB8B96E4DF4262ABC504AC" italics="true" pageId="0" pageNumber="1">Xenophyllum</emphasis>
</taxonomicName>
species thrive in the paramo and puna ecoregions, between elevations of (2600-)3000-5500 m (Fig.
<figureCitation id="06668880EF6FF23921F44EE38FD7D5A9" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Distribution map of genus Xenophyllum." figureDoi="10.3897/phytokeys.158.50848.figure4" httpUri="https://binary.pensoft.net/fig/448884" pageId="0" pageNumber="1">4</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="E8E7F54EBF0353E245F1C7FB8B7DEA1E" pageId="0" pageNumber="1" type="etymology">
<paragraph id="D332471787031F3C29699B8BF6093685" pageId="0" pageNumber="1">Etymology.</paragraph>
<paragraph id="7D46C3848913ED4919865DEAAE3F9F16" pageId="0" pageNumber="1">
The generic name
<taxonomicName id="8E1ABA4BA5955959153533553C56CEED" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" kingdom="Plantae" lsidName="Xenophyllum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
<emphasis id="7C4EA6D2DD632A61BD17FB13A383E59E" italics="true" pageId="0" pageNumber="1">Xenophyllum</emphasis>
</taxonomicName>
means strange leaves (
<normalizedToken id="8DD899BFECDF0DE81DC97EF616AB319A" originalValue="“xénos”">&quot;xenos&quot;</normalizedToken>
: strange, alien, foreign;
<normalizedToken id="DB9FC77CECA613F3C8689B9ADB905578" originalValue="“phyll-”">&quot;phyll-&quot;</normalizedToken>
: relating to leaves).
</paragraph>
<caption id="D8810F5B90D10EAD0DD9C528EEDF8D73" doi="10.3897/phytokeys.158.50848.figure4" httpUri="https://binary.pensoft.net/fig/448884" pageId="0" pageNumber="1" start="Figure 4" startId="F4">
<paragraph id="0A995E3C0672F461CA941792BD53F437" pageId="0" pageNumber="1">
<emphasis id="3DB21FD3B048DA7C89916446D308EB80" bold="true" pageId="0" pageNumber="1">Figure 4.</emphasis>
Distribution map of genus
<taxonomicName id="52A36E56BF5BF00193780FD3881BFB56" class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" kingdom="Plantae" lsidName="Xenophyllum" order="Asterales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
<emphasis id="BC3AAD4471550D702EE6E1C4F0C81558" italics="true" pageId="0" pageNumber="1">Xenophyllum</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
</subSubSection>
</treatment>
</document>