214 lines
18 KiB
XML
214 lines
18 KiB
XML
<document ID-DOI="10.11646/phytotaxa.590.1.1" ID-ISSN="1179-3163" ID-Zenodo-Dep="7780271" approvalRequired="25" approvalRequired_for_textStreams="23" approvalRequired_for_treatments="2" checkinTime="1680072512645" checkinUser="plazi" docAuthor="Kirschner, Jan & Štěpánek, Jan" docDate="2023" docId="4542953CFFF5FFA0FF013564534EF974" docLanguage="en" docName="phytotaxa.590.1.1.pdf" docOrigin="Phytotaxa 590 (1)" docSource="http://dx.doi.org/10.1094/PDIS-04-22-0755-PDN" docStyle="DocumentStyle:F08184CE06D8A97EA3E6DE35D99648B0.1:Phytotaxa.2014-.monograph" docStyleId="F08184CE06D8A97EA3E6DE35D99648B0" docStyleName="Phytotaxa.2014-.monograph" docStyleVersion="1" docTitle="Taraxacum amgense Kuvaev 1987" docType="treatment" docVersion="2" lastPageNumber="1935" masterDocId="B97BED44FFFEFFACFF893218563EFF97" masterDocTitle="A taxonomic revision of Taraxacum sect. Dissecta, a continental steppe group common in Siberia and adjacent regions of Central Asia" masterLastPageNumber="1935" masterPageNumber="1921" pageNumber="1921" updateTime="1680073333334" updateUser="ExternalLinkService">
|
||
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo>
|
||
<mods:title>A taxonomic revision of Taraxacum sect. Dissecta, a continental steppe group common in Siberia and adjacent regions of Central Asia</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Kirschner, Jan</mods:namePart>
|
||
<mods:nameIdentifier type="ORCID">0000-0002-6303-713X</mods:nameIdentifier>
|
||
<mods:affiliation>Institute of Botany of the Czech Academy of Sciences, CZ- 25243 Průhonice 1, Czech Republic & jan. kirschner @ ibot. cas. cz; https: // orcid. org / 0000 - 0002 - 6303 - 713 X</mods:affiliation>
|
||
<mods:nameIdentifier type="email">jan.kirschner@ibot.cas.cz</mods:nameIdentifier>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Štěpánek, Jan</mods:namePart>
|
||
<mods:nameIdentifier type="ORCID">0000-0003-4038-1998</mods:nameIdentifier>
|
||
<mods:affiliation>Institute of Botany of the Czech Academy of Sciences, CZ- 25243 Průhonice 1, Czech Republic & Institute of Botany of the Czech Academy of Sciences, CZ- 25243 Průhonice 1, Czech Republic & jan. stepanek @ ibot. cas. cz; https: // orcid. org / 0000 - 0003 - 4038 - 1998</mods:affiliation>
|
||
<mods:nameIdentifier type="email">jan.stepanek@ibot.cas.cz</mods:nameIdentifier>
|
||
</mods:name>
|
||
<mods:typeOfResource>text</mods:typeOfResource>
|
||
<mods:relatedItem type="host">
|
||
<mods:titleInfo>
|
||
<mods:title>Phytotaxa</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part>
|
||
<mods:date>2023</mods:date>
|
||
<mods:detail type="pubDate">
|
||
<mods:number>2023-03-29</mods:number>
|
||
</mods:detail>
|
||
<mods:detail type="volume">
|
||
<mods:number>590</mods:number>
|
||
</mods:detail>
|
||
<mods:detail type="issue">
|
||
<mods:number>1</mods:number>
|
||
</mods:detail>
|
||
<mods:extent unit="page">
|
||
<mods:start>1921</mods:start>
|
||
<mods:end>1935</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:location>
|
||
<mods:url>http://dx.doi.org/10.1094/PDIS-04-22-0755-PDN</mods:url>
|
||
</mods:location>
|
||
<mods:classification>journal article</mods:classification>
|
||
<mods:identifier type="DOI">10.11646/phytotaxa.590.1.1</mods:identifier>
|
||
<mods:identifier type="ISSN">1179-3163</mods:identifier>
|
||
<mods:identifier type="Zenodo-Dep">7780271</mods:identifier>
|
||
</mods:mods>
|
||
<treatment LSID="urn:lsid:plazi:treatment:4542953CFFF5FFA0FF013564534EF974" httpUri="http://treatment.plazi.org/id/4542953CFFF5FFA0FF013564534EF974" lastPageId="12" pageId="11">
|
||
<subSubSection pageId="11" type="nomenclature">
|
||
<paragraph blockId="11.[136,1452,1916,2086]" pageId="11">
|
||
<emphasis bold="true" box="[136,157,1916,1942]" pageId="11">3.</emphasis>
|
||
<taxonomicName ID-CoL="7BKVP" authority="Kuvaev (1987: 203)" authorityName="Kuvaev" authorityPageNumber="203" authorityYear="1987" box="[164,636,1916,1943]" class="Magnoliopsida" family="Asteraceae" genus="Taraxacum" kingdom="Plantae" order="Asterales" pageId="11" phylum="Tracheophyta" rank="species" species="amgense">
|
||
<emphasis bold="true" box="[164,403,1916,1942]" italics="true" pageId="11">Taraxacum amgense</emphasis>
|
||
<materialsCitation box="[410,636,1916,1943]" country="Russia" county="Chue" latitude="61.633335" location="Maiya" longLatPrecision="1024" longitude="130.11667" municipality="Amgu" pageId="11" specimenCount="1" stateProvince="Sakha">
|
||
<bibRefCitation author="Kuvaev, V. B." box="[410,636,1916,1943]" pageId="11" pagination="203 - 205" refId="ref40716" refString="Kuvaev, V. B. (1987) Novyi vid oduvanchika (Taraxacum Wigg., Asteraceae) iz Tsentral'noi Yakuyii [A new dandelion species from Central Sakha Republic]. Novosti Sistematiki Vysshikh Rasteniy 24: 203 - 205." type="journal article" year="1987">Kuvaev (1987: 203)</bibRefCitation>
|
||
</materialsCitation>
|
||
</taxonomicName>
|
||
<emphasis bold="true" box="[136,186,1956,1977]" pageId="11">
|
||
<typeStatus box="[136,186,1956,1977]" pageId="11">Type</typeStatus>
|
||
</emphasis>
|
||
:—[
|
||
<collectingCountry box="[221,312,1956,1977]" name="Russia" pageId="11">RUSSIA</collectingCountry>
|
||
,
|
||
<collectingRegion box="[324,478,1956,1978]" country="Russia" name="Sakha" pageId="11">Sakha Republic</collectingRegion>
|
||
] Centr. Yakutia, Megino-Ka[n]galasskiy r-n., oduvanchikovo-osokovaya step na okraine alasa
|
||
<collectingCounty box="[1401,1452,1956,1978]" pageId="11">Chue</collectingCounty>
|
||
sprava ot trakta na
|
||
<collectingMunicipality box="[369,429,1992,2013]" pageId="11">Amgu</collectingMunicipality>
|
||
<quantity box="[435,496,1992,2014]" metricMagnitude="4" metricUnit="m" metricValue="2.0" pageId="11" unit="km" value="20.0">20 km</quantity>
|
||
za r. p.
|
||
<location LSID="urn:lsid:plazi:treatment:4542953CFFF5FFA0FF013564534EF974:C83472F1FFF5FFA7FDB335D05449F849" box="[570,631,1992,2014]" country="Russia" county="Chue" latitude="61.633335" longLatPrecision="1024" longitude="130.11667" municipality="Amgu" name="Maiya" pageId="11" stateProvince="Sakha">Maiya</location>
|
||
[
|
||
<collectingRegion box="[642,798,1992,2014]" country="Russia" name="Sakha" pageId="11">Sakha Republic</collectingRegion>
|
||
, Megino-Kangalassky District, Mayya, ca.
|
||
<geoCoordinate box="[1214,1308,1992,2014]" degrees="61" direction="north" minutes="38" orientation="latitude" pageId="11" precision="925" value="61.633335">61° 38’ N</geoCoordinate>
|
||
,
|
||
<geoCoordinate box="[1318,1423,1992,2013]" degrees="130" direction="east" minutes="07" orientation="longitude" pageId="11" precision="925" value="130.11667">130° 07’ E</geoCoordinate>
|
||
], 8
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="12" pageId="11" type="description">
|
||
<paragraph blockId="11.[136,1452,1916,2086]" pageId="11">
|
||
<materialsCitation collectionCode="LE" collectorName="Jun & V. Kuvaev" county="Etymology" location="Amga River" municipality="Named" pageId="11" specimenCount="1" stateProvince="Sakha" typeStatus="holotype">
|
||
<collectorName box="[189,222,2028,2049]" pageId="11">Jun</collectorName>
|
||
1960,
|
||
<emphasis box="[289,434,2028,2049]" italics="true" pageId="11">
|
||
<collectorName box="[289,384,2028,2049]" pageId="11">V. Kuvaev</collectorName>
|
||
15-1
|
||
</emphasis>
|
||
(
|
||
<collectionCode box="[447,480,2028,2049]" country="Brazil" name="Servico de Microbiologia e Imunologia" pageId="11">LE</collectionCode>
|
||
, no. det. 6054,
|
||
<typeStatus box="[627,714,2028,2050]" pageId="11">holotype</typeStatus>
|
||
; isotype: MW, no. det. 20482).
|
||
<emphasis bold="true" box="[136,247,2064,2085]" pageId="11">
|
||
<collectingCounty box="[136,247,2064,2085]" pageId="11">Etymology</collectingCounty>
|
||
</emphasis>
|
||
:—
|
||
<collectingMunicipality box="[275,347,2064,2086]" pageId="11">Named</collectingMunicipality>
|
||
after the
|
||
<location LSID="urn:lsid:plazi:treatment:4542953CFFF5FFA0FF013564534EF974:C83472F1FFF5FFA7FE3C3A085412F7B1" box="[437,556,2064,2086]" county="Etymology" municipality="Named" name="Amga River" pageId="11" stateProvince="Sakha">Amga River</location>
|
||
,
|
||
<location LSID="urn:lsid:plazi:treatment:4542953CFFF5FFA0FF013564534EF974:C83472F1FFF5FFA7FDBF3A085443F7B1" box="[566,637,2064,2086]" county="Etymology" municipality="Named" name="Central" pageId="11" stateProvince="Sakha">Central</location>
|
||
<collectingRegion box="[642,797,2064,2086]" country="Russia" name="Sakha" pageId="11">Sakha Republic</collectingRegion>
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph blockId="12.[136,1452,158,643]" pageId="12">
|
||
Plants small, usually to
|
||
<quantity box="[406,504,158,185]" metricMagnitude="-2" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="12" unit="cm" value="9.0" valueMax="10.0" valueMin="8.0">8–10 cm</quantity>
|
||
tall. Petiole narrow, usually narrowly winged, purplish, almost glabrous; plant base almost glabrous, with a well developed tunic. Leaves ± glaucous-green to greyish green, subglabrous, narrowly oblanceolate in outline, usually 3–6 (–9) ×
|
||
<quantity box="[650,741,229,255]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="12" unit="cm" value="1.5" valueMax="2.0" valueMin="1.0">1–2 cm</quantity>
|
||
, pinnatilobed to pinnatifid, lateral segments usually 2–3 (4), recurved, triangular-deltoid, ± subobtuse, distal margin subsigmoid or straight, usually entire, sometimes with a single short triangular tooth, proximal margin ± straight, entire; terminal segment usually triangular to helmet-shaped, obtuse to subobtuse, distal margin convex, usually entire, proximal margin straight, entire; interlobes broad, entire or with a single little tooth, not blotched; mid-vein suffused purple, at least proximally. Scapes usually brownish green, at least distally arachnoid, overtopping leaves. Capitulum [bright] yellow, ca.
|
||
<quantity box="[911,993,405,431]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="12" unit="cm" value="2.5" valueMax="3.0" valueMin="2.0">2–3 cm</quantity>
|
||
wide. Involucre usually light olivaceousgreen, ca.
|
||
<quantity box="[252,332,440,466]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="12" unit="mm" value="10.0">10 mm</quantity>
|
||
wide and rounded at base. Outer phyllaries not numerous, usually 10–11, appressed, not imbricate, ovate to ovate-lanceolate, usually 5–6 ×
|
||
<quantity box="[601,718,475,502]" metricMagnitude="-3" metricUnit="m" metricValue="2.25" metricValueMax="2.5" metricValueMin="2.0" pageId="12" unit="mm" value="2.25" valueMax="2.5" valueMin="2.0">2–2.5 mm</quantity>
|
||
, surface olivaceous-green, distally darker and suffused purplish, border distinct, whitish-membranous, usually
|
||
<quantity box="[660,797,510,537]" metricMagnitude="-4" metricUnit="m" metricValue="3" metricValueMax="4.0" metricValueMin="2.0" pageId="12" unit="mm" value="0.3" valueMax="0.4" valueMin="0.2">0.2–0.4 mm</quantity>
|
||
wide, margin probably not ciliate, apex ± flat to callose. Outer ligules striped deep grey purplish outside. Stigmas yellow. Pollen absent. Achenes light red to light brownish red, ca. 3.0 [–3.5] mm long, body spinulose in upper 1/3, subgradually narrowing into a subconical cone ca. 0.4–0.5 [–1.0] mm long; beak ca.
|
||
<quantity box="[425,490,617,643]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="12" unit="mm" value="4.0">4 mm</quantity>
|
||
long, pappus ca.
|
||
<quantity box="[685,750,617,643]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="12" unit="mm" value="4.0">4 mm</quantity>
|
||
long, ± white. – Agamosperm. –
|
||
<figureCitation box="[1124,1193,617,643]" captionStart="FIGURE 4" captionStartId="12.[136,229,1282,1304]" captionTargetBox="[141,1443,672,1257]" captionTargetId="figure-266@12.[140,1445,670,1257]" captionTargetPageId="12" captionText="FIGURE 4. Taraxacum amgense. A, Achene (LE, no. det. 6054, holotype). B, C, Details of flower heads and involucre (B, MW, no. det. 20482, scale bar = 1 mm; C, LE, no. det. 6137)." figureDoi="http://doi.org/10.5281/zenodo.7780285" httpUri="https://zenodo.org/record/7780285/files/figure.png" pageId="12">Fig. 4</figureCitation>
|
||
.
|
||
</paragraph>
|
||
<caption ID-DOI="http://doi.org/10.5281/zenodo.7780285" ID-Zenodo-Dep="7780285" httpUri="https://zenodo.org/record/7780285/files/figure.png" pageId="12" startId="12.[136,229,1282,1304]" targetBox="[141,1443,672,1257]" targetPageId="12">
|
||
<paragraph blockId="12.[136,1452,1282,1340]" pageId="12">
|
||
<emphasis bold="true" box="[136,253,1282,1304]" pageId="12">FIGURE 4.</emphasis>
|
||
<taxonomicName authorityName="Kuvaev" authorityYear="1987" box="[259,457,1282,1303]" class="Magnoliopsida" family="Asteraceae" genus="Taraxacum" kingdom="Plantae" order="Asterales" pageId="12" phylum="Tracheophyta" rank="species" species="amgense">
|
||
<emphasis box="[259,457,1282,1303]" italics="true" pageId="12">Taraxacum amgense</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<emphasis bold="true" box="[468,485,1282,1303]" pageId="12">A</emphasis>
|
||
, Achene (LE, no. det. 6054, holotype).
|
||
<emphasis bold="true" box="[866,882,1282,1303]" pageId="12">B</emphasis>
|
||
,
|
||
<emphasis bold="true" box="[894,911,1282,1304]" pageId="12">C</emphasis>
|
||
, Details of flower heads and involucre (
|
||
<emphasis bold="true" box="[1298,1314,1282,1303]" pageId="12">B</emphasis>
|
||
, MW, no. det. 20482, scale bar = 1 mm;
|
||
<emphasis bold="true" box="[386,403,1318,1340]" pageId="12">C</emphasis>
|
||
, LE, no. det. 6137).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph blockId="12.[136,1451,1385,1764]" pageId="12">
|
||
<emphasis bold="true" box="[189,245,1385,1411]" pageId="12">Note</emphasis>
|
||
:—Along with the characters recorded on the plant material available, we occasionally also give features from the protologue (in square brackets) when they deviate from our observations or when they complete the description.
|
||
</paragraph>
|
||
<paragraph blockId="12.[136,1451,1385,1764]" pageId="12">
|
||
<emphasis bold="true" box="[189,394,1455,1482]" pageId="12">Diagnostic notes</emphasis>
|
||
:—
|
||
<taxonomicName authorityName="Kuvaev" authorityYear="1987" box="[430,670,1457,1482]" class="Magnoliopsida" family="Asteraceae" genus="Taraxacum" kingdom="Plantae" order="Asterales" pageId="12" phylum="Tracheophyta" rank="species" species="amgense">
|
||
<emphasis box="[430,670,1457,1482]" italics="true" pageId="12">Taraxacum amgense</emphasis>
|
||
</taxonomicName>
|
||
is a distinctive taxon characterized by glaucous-green, usually pinnatilobed to pinnatifid leaves with a low number of lateral segments, low number of appressed outer phyllaries, yellow stigmas and absence of pollen, and small achenes with a short, subconical cone. The outer phyllary characters and the little, reddish achenes with a short subconical cone make it possible to place
|
||
<taxonomicName authorityName="Kuvaev" authorityYear="1987" box="[1097,1224,1562,1587]" class="Magnoliopsida" family="Asteraceae" genus="Taraxacum" kingdom="Plantae" order="Asterales" pageId="12" phylum="Tracheophyta" rank="species" species="amgense">
|
||
<emphasis box="[1097,1224,1562,1587]" italics="true" pageId="12">T. amgense</emphasis>
|
||
</taxonomicName>
|
||
in
|
||
<emphasis box="[1261,1282,1562,1587]" italics="true" pageId="12">T.</emphasis>
|
||
sect.
|
||
<taxonomicName authorityName="R. Doll" authorityYear="1982" baseAuthorityName="van Soest" box="[1348,1444,1562,1587]" class="Magnoliopsida" family="Asteraceae" genus="Taraxacum" kingdom="Plantae" order="Asterales" pageId="12" phylum="Tracheophyta" rank="section" section="Dissecta">
|
||
<emphasis box="[1348,1444,1562,1587]" italics="true" pageId="12">Dissecta</emphasis>
|
||
</taxonomicName>
|
||
. However, further study is needed because of a rather limited material avauilable.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="12" type="distribution">
|
||
<paragraph blockId="12.[136,1451,1385,1764]" pageId="12">
|
||
<emphasis bold="true" box="[189,481,1631,1658]" pageId="12">Distribution and habitat</emphasis>
|
||
:—
|
||
<taxonomicName authorityName="Kuvaev" authorityYear="1987" box="[517,747,1633,1658]" class="Magnoliopsida" family="Asteraceae" genus="Taraxacum" kingdom="Plantae" order="Asterales" pageId="12" phylum="Tracheophyta" rank="species" species="amgense">
|
||
<emphasis box="[517,747,1633,1658]" italics="true" pageId="12">Taraxacum amgense</emphasis>
|
||
</taxonomicName>
|
||
is known from several sites in the Yakutsk vicinity, and grows on steppe habitats along rivers.
|
||
</paragraph>
|
||
<paragraph blockId="12.[136,1451,1385,1764]" pageId="12">
|
||
<emphasis bold="true" box="[189,438,1702,1728]" pageId="12">Specimens examined</emphasis>
|
||
:—[
|
||
<materialsCitation collectingDate="1960-06-05" collectionCode="LE" collectorName="V. Kuvaev" country="Russia" county="Khatystaakh" location="Vicinity of Yakutsk" municipality="Lena River" pageId="12" specimenCount="1">
|
||
<collectingCountry box="[479,586,1702,1728]" name="Russia" pageId="12">RUSSIA</collectingCountry>
|
||
]
|
||
<location LSID="urn:lsid:plazi:treatment:4542953CFFF5FFA0FF013564534EF974:C83472F1FFF2FFA0FDDE34BE550BF957" box="[599,821,1702,1728]" country="Russia" county="Khatystaakh" municipality="Lena River" name="Vicinity of Yakutsk" pageId="12">Vicinity of Yakutsk</location>
|
||
, a semisteppe ... meadow in the alluvium of
|
||
<collectingMunicipality box="[1326,1451,1702,1729]" pageId="12">Lena River</collectingMunicipality>
|
||
on the island of
|
||
<collectingCounty box="[316,456,1737,1763]" pageId="12">Khatystaakh</collectingCounty>
|
||
[the centre of the town of Yakutsk],
|
||
<date box="[867,993,1737,1764]" pageId="12" value="1960-06-05">
|
||
<collectingDate box="[867,993,1737,1764]" pageId="12" value="1960-06-05">5 Jun 1960</collectingDate>
|
||
</date>
|
||
,
|
||
<emphasis box="[1004,1164,1737,1763]" italics="true" pageId="12">
|
||
<collectorName box="[1004,1115,1738,1763]" pageId="12">V. Kuvaev</collectorName>
|
||
8–1
|
||
</emphasis>
|
||
(
|
||
<collectionCode box="[1179,1217,1737,1763]" country="Brazil" name="Servico de Microbiologia e Imunologia" pageId="12">LE</collectionCode>
|
||
, no. det. 6137)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |