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<mods:title id="1D22AE529FC5DBE3EA1F12479EB8E313">A new species of Mesosetum (Poaceae: Paspaleae: Arthropogoninae) with a winged rachis from Serra da Canastra, Minas Gerais, Brazil</mods:title>
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|
||||
<collectionCode id="ED2A98CCC2631E0BB9D17703FF76D166" box="[136,211,1282,1307]" pageId="1" pageNumber="156">SPSC</collectionCode>
|
||||
!
|
||||
</materialsCitation>
|
||||
). (
|
||||
<figureCitation id="13001C8CC2631E0BB9AB7703FEE5D166" box="[242,320,1282,1307]" captionStart="FIGURE 1" captionStartId="2.[136,229,1531,1552]" captionTargetBox="[250,1336,195,1505]" captionTargetId="figure-17@2.[235,1353,187,1509]" captionTargetPageId="2" captionText="FIGURE 1. Mesosetum canastrense. A. Habit. B. Apex of the leaf sheath, collar region, and base of the leaf blade. C. Apex of the leaf sheath, ligular region, and base of the leaf blade. D. Winged rachis, dorsal view. E. Spikelet, lateral view. F. Lower glume, dorsal view. G. Upper glume, dorsal view. H. Upper anthecium, lemma view. I. Upper anthecium, palea view. Drawn from the holotype (C.Z. Fieker et al. 283, UB) by Keven H. C. Y. Coimbra." figureDoi="http://doi.org/10.5281/zenodo.13716215" httpUri="https://zenodo.org/record/13716215/files/figure.png" pageId="1" pageNumber="156">Figs. 1</figureCitation>
|
||||
,
|
||||
<figureCitation id="13001C8CC2631E0BB8177703FEFBD166" box="[334,350,1282,1307]" captionStart="FIGURE 2" captionStartId="3.[136,229,1270,1291]" captionTargetBox="[160,1426,190,1242]" captionTargetId="figure-15@3.[151,1437,187,1247]" captionTargetPageId="3" captionText="FIGURE 2. Mesosetum canastrense. A. Cerrado in Serra da Canastra where the new species occurs. B‒C. Habit. D‒E. Synflorescences. F. Detail of the synflorescence showing the spikelets. (Photos by C.Z. Fieker)." figureDoi="http://doi.org/10.5281/zenodo.13716217" httpUri="https://zenodo.org/record/13716217/files/figure.png" pageId="1" pageNumber="156">2</figureCitation>
|
||||
,
|
||||
<figureCitation id="13001C8CC2631E0BB8337703FE0BD166" box="[362,430,1282,1307]" captionStart="FIGURE 3" captionStartId="4.[136,229,1598,1619]" captionTargetBox="[157,1432,666,1569]" captionTargetId="figure-138@4.[151,1436,662,1573]" captionTargetPageId="4" captionText="FIGURE 3. Morphological comparison between Mesosetum canastrense and M. alatum. A‒C. M. canastrense. A. Spikelet (the apex of the lower glume is indicated by the arrow). B. Basal portion of the spikelet showing the inconspicuous callus (indicated by the arrow). C. Spikelet insertion at the pedicel (indicated by the arrow). D‒F. M. alatum. D. Spikelet (the apex of the lower glume is indicated by the arrow). E. Basal portion of the spikelet showing the conspicuous geniculate callus (indicated by the arrow). F. Spikelet insertion at the pedicel (indicated by the arrow). Scale bar: 1 mm. (A‒C from C.Z. Fieker et al. 283, CEN; D‒F from J.E.Q. Farias et al. 4947, UB)." figureDoi="http://doi.org/10.5281/zenodo.13716219" httpUri="https://zenodo.org/record/13716219/files/figure.png" pageId="1" pageNumber="156">
|
||||
3A
|
||||
<emphasis id="B94FDC1BC2631E0BB8D57702FE3FD164" box="[396,410,1283,1305]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
C
|
||||
</figureCitation>
|
||||
)
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3215382C2631E0BB9E47727FED5D1B2" pageId="1" pageNumber="156" type="diagnosis">
|
||||
<paragraph id="8B840009C2631E0BB9E47727FED5D1B2" blockId="1.[136,1452,1172,2063]" pageId="1" pageNumber="156">
|
||||
<emphasis id="B94FDC1BC2631E0BB9E47727FEF3D142" bold="true" box="[189,342,1318,1343]" pageId="1" pageNumber="156">Diagnosis:—</emphasis>
|
||||
Similar to
|
||||
<taxonomicName id="4C3B7B8AC2631E0BB8957727FD3AD142" authorityName="Filgueiras" authorityYear="1987" box="[460,671,1318,1343]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="1" pageNumber="156" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2631E0BB8957727FD3AD142" box="[460,671,1318,1343]" italics="true" pageId="1" pageNumber="156">Mesosetum alatum</emphasis>
|
||||
</taxonomicName>
|
||||
, but differing mainly by the continuous line of trichomes at the collar (
|
||||
<emphasis id="B94FDC1BC2631E0BB9C8774BFF15D11E" box="[145,176,1354,1379]" italics="true" pageId="1" pageNumber="156">vs.</emphasis>
|
||||
absent or interrupted), synflorescences 6
|
||||
<emphasis id="B94FDC1BC2631E0BBBD1774AFD33D11C" box="[648,662,1355,1377]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
9(
|
||||
<emphasis id="B94FDC1BC2631E0BBBF7774AFD19D11C" box="[686,700,1355,1377]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
12) cm long (
|
||||
<emphasis id="B94FDC1BC2631E0BBA02774BFCDCD11E" box="[859,889,1354,1379]" italics="true" pageId="1" pageNumber="156">vs.</emphasis>
|
||||
2.2
|
||||
<emphasis id="B94FDC1BC2631E0BBAFC774AFC16D11C" box="[933,947,1355,1377]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
3.2(
|
||||
<emphasis id="B94FDC1BC2631E0BBAB9774AFC4BD11C" box="[992,1006,1355,1377]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
7.5) cm long), pedicels with a truncate apex (
|
||||
<emphasis id="B94FDC1BC2631E0BB997776FFF49D1FA" box="[206,236,1390,1415]" italics="true" pageId="1" pageNumber="156">vs.</emphasis>
|
||||
oblique), spikelets with the base surrounded by long appressed trichomes (
|
||||
<emphasis id="B94FDC1BC2631E0BBD66776FFBF8D1FA" box="[1087,1117,1390,1415]" italics="true" pageId="1" pageNumber="156">vs.</emphasis>
|
||||
glabrous or with short sparse trichomes) and with an inconspicuous callus (
|
||||
<emphasis id="B94FDC1BC2631E0BBBCE7793FD10D1D6" box="[663,693,1426,1451]" italics="true" pageId="1" pageNumber="156">vs.</emphasis>
|
||||
conspicuous and geniculate), and the lower anthecium neuter (
|
||||
<emphasis id="B94FDC1BC2631E0BBCD47793FA0ED1D6" box="[1421,1451,1426,1451]" italics="true" pageId="1" pageNumber="156">vs.</emphasis>
|
||||
staminate or neuter).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3215382C2631E0BB9E477DBFDC1DC72" pageId="1" pageNumber="156" type="description">
|
||||
<paragraph id="8B840009C2631E0BB9E477DBFDC1DC72" blockId="1.[136,1452,1172,2063]" pageId="1" pageNumber="156">
|
||||
<emphasis id="B94FDC1BC2631E0BB9E477DBFEC8D18E" bold="true" box="[189,365,1498,1523]" pageId="1" pageNumber="156">Description:—</emphasis>
|
||||
Perennial, caespitose, short rhizomatous. Culms
|
||||
<quantity id="4CC3ADECC2631E0BBAF877DBFBB1D18E" box="[929,1044,1498,1523]" metricMagnitude="-1" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="1" pageNumber="156" unit="cm" value="70.0" valueMax="80.0" valueMin="60.0">60–80 cm</quantity>
|
||||
tall, erect, many-noded, branching more toward the upper nodes; nodes pubescent, with short white trichomes. Leaves mostly cauline; leaf sheaths shorter than the internodes, the young ones pilose on the margins, the trichomes longer at the distal end, the old ones glabrous; collar with a continuous line of trichomes; ligules
|
||||
<quantity id="4CC3ADECC2631E0BBBE37447FCEAD222" box="[698,847,1606,1631]" metricMagnitude="-4" metricUnit="m" metricValue="3.75" metricValueMax="5.0" metricValueMin="2.5" pageId="1" pageNumber="156" unit="mm" value="0.375" valueMax="0.5" valueMin="0.25">
|
||||
0.25
|
||||
<emphasis id="B94FDC1BC2631E0BBBB27446FD5CD220" box="[747,761,1607,1629]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
0.5 mm
|
||||
</quantity>
|
||||
long, ciliate; leaf blades 5
|
||||
<emphasis id="B94FDC1BC2631E0BBD2C7446FB26D220" box="[1141,1155,1607,1629]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
10 ×
|
||||
<quantity id="4CC3ADECC2631E0BBDE57447FA99D222" box="[1212,1340,1606,1631]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="1" pageNumber="156" unit="cm" value="0.15" valueMax="0.2" valueMin="0.1">
|
||||
0.1
|
||||
<emphasis id="B94FDC1BC2631E0BBD867446FB48D220" box="[1247,1261,1607,1629]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
0.2 cm
|
||||
</quantity>
|
||||
, subulate, folded, the base slightly wider than the sheath, apex acuminate, glabrous on both surfaces, margins slightly scabrous. Peduncle
|
||||
<quantity id="4CC3ADECC2631E0BB9AF748FFEFBD2DA" box="[246,350,1678,1703]" metricMagnitude="-2" metricUnit="m" metricValue="5.25" metricValueMax="7.5" metricValueMin="3.0" pageId="1" pageNumber="156" unit="cm" value="5.25" valueMax="7.5" valueMin="3.0">
|
||||
3
|
||||
<emphasis id="B94FDC1BC2631E0BB85D748EFEB7D2D8" box="[260,274,1679,1701]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
7.5 cm
|
||||
</quantity>
|
||||
long, terete, glabrous. Synflorescence composed of a single raceme, 6
|
||||
<emphasis id="B94FDC1BC2631E0BBD2C748EFB26D2D8" box="[1141,1155,1679,1701]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
9(
|
||||
<emphasis id="B94FDC1BC2631E0BBDC2748EFB0CD2D8" box="[1179,1193,1679,1701]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
12) cm long, main axis ending in a spikelet; rachis winged,
|
||||
<quantity id="4CC3ADECC2631E0BBB7A74B3FD27D2B6" box="[547,642,1714,1739]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="4.0" metricValueMin="2.0" pageId="1" pageNumber="156" unit="mm" value="3.0" valueMax="4.0" valueMin="2.0">2–4 mm</quantity>
|
||||
wide, glabrous, with anastomosed nerves. Pedicels minute, ca.
|
||||
<quantity id="4CC3ADECC2631E0BBC0C74B3FA09D2B6" box="[1365,1452,1714,1739]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="1" pageNumber="156" unit="mm" value="0.5">0.5 mm</quantity>
|
||||
long, glabrous, apex truncate. Spikelets solitary, 4
|
||||
<emphasis id="B94FDC1BC2631E0BBB9B74D6FD75D290" box="[706,720,1751,1773]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
5.1 ×
|
||||
<quantity id="4CC3ADECC2631E0BBA4C74D7FC2ED292" box="[789,907,1750,1775]" metricMagnitude="-3" metricUnit="m" metricValue="1.75" metricValueMax="2.0" metricValueMin="1.5" pageId="1" pageNumber="156" unit="mm" value="1.75" valueMax="2.0" valueMin="1.5">
|
||||
1.5
|
||||
<emphasis id="B94FDC1BC2631E0BBA6174D6FCE3D290" box="[824,838,1751,1773]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
2 mm
|
||||
</quantity>
|
||||
, imbricate in 2 series, laterally compressed, the base surrounded by long appressed trichomes
|
||||
<quantity id="4CC3ADECC2631E0BBBD574FBFCB6D36E" box="[652,787,1786,1811]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" metricValueMax="1.2" metricValueMin="0.8" pageId="1" pageNumber="156" unit="mm" value="1.0" valueMax="1.2" valueMin="0.8">
|
||||
0.8
|
||||
<emphasis id="B94FDC1BC2631E0BBBF674FAFD18D36C" box="[687,701,1787,1809]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
1.2 mm
|
||||
</quantity>
|
||||
long, callus inconspicuous; lower glume 3.6
|
||||
<emphasis id="B94FDC1BC2631E0BBC5F74FAFAB1D36C" box="[1286,1300,1787,1809]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
5.1 × 0.5
|
||||
<emphasis id="B94FDC1BC2631E0BBC2174FAFA23D36C" box="[1400,1414,1787,1809]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
1(
|
||||
<emphasis id="B94FDC1BC2631E0BBCC474FAFA0ED36C" box="[1437,1451,1787,1809]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
1.5) mm, navicular, 3-nerved, nerves anastomosed at the upper portion, the central nerve generally with few and small trichomes on the dorsal surface, the trichomes up to
|
||||
<quantity id="4CC3ADECC2631E0BBB9F7543FCBED326" box="[710,795,1858,1883]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="156" unit="mm" value="0.3">0.3 mm</quantity>
|
||||
long, margins glabrous, muticous or with a mucro up to
|
||||
<quantity id="4CC3ADECC2631E0BBCD17543FF11D302" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="1" pageNumber="156" unit="mm" value="0.5">0.5 mm</quantity>
|
||||
long; upper glume 4
|
||||
<emphasis id="B94FDC1BC2631E0BB8C17566FE03D300" box="[408,422,1895,1917]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
4.5 ×
|
||||
<quantity id="4CC3ADECC2631E0BB8BD7567FDCED302" box="[484,619,1894,1919]" metricMagnitude="-3" metricUnit="m" metricValue="1.05" metricValueMax="1.3" metricValueMin="0.8" pageId="1" pageNumber="156" unit="mm" value="1.05" valueMax="1.3" valueMin="0.8">
|
||||
0.8
|
||||
<emphasis id="B94FDC1BC2631E0BBB5E7566FDB0D300" box="[519,533,1895,1917]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
1.3 mm
|
||||
</quantity>
|
||||
, 3-nerved, nerves anastomosed at the upper portion, margins ciliate at base, glabrous above, muticous; lower anthecium neuter; lower lemma 4
|
||||
<emphasis id="B94FDC1BC2631E0BBA35758AFCDFD3DC" box="[876,890,1931,1953]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
5.1 ×
|
||||
<quantity id="4CC3ADECC2631E0BBAE0758BFBE5D3DE" box="[953,1088,1930,1955]" metricMagnitude="-3" metricUnit="m" metricValue="1.65" metricValueMax="1.9" metricValueMin="1.4" pageId="1" pageNumber="156" unit="mm" value="1.65" valueMax="1.9" valueMin="1.4">
|
||||
1.4
|
||||
<emphasis id="B94FDC1BC2631E0BBA85758AFC4FD3DC" box="[988,1002,1931,1953]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
1.9 mm
|
||||
</quantity>
|
||||
, 3-nerved, membranous, hyaline in the center, with two silky-pilose tufts on the margins in the middle portion; lower palea absent; upper anthecium bisexual, 3.8
|
||||
<emphasis id="B94FDC1BC2631E0BB84375D2FE8DD394" box="[282,296,2003,2025]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
4.3 ×
|
||||
<quantity id="4CC3ADECC2631E0BB82975D3FE5ED396" box="[368,507,2002,2027]" metricMagnitude="-4" metricUnit="m" metricValue="9.5" metricValueMax="12.0" metricValueMin="7.0" pageId="1" pageNumber="156" unit="mm" value="0.95" valueMax="1.2" valueMin="0.7">
|
||||
0.7
|
||||
<emphasis id="B94FDC1BC2631E0BB8CA75D2FE04D394" box="[403,417,2003,2025]" italics="true" pageId="1" pageNumber="156">‒</emphasis>
|
||||
1.2 mm
|
||||
</quantity>
|
||||
wide, narrowly ellipsoid, paleaceous, acuminate; lodicules 2, minute; stamens 3, anthers ca.
|
||||
<quantity id="4CC3ADECC2631E0BB85E75F7FEEDDC72" box="[263,328,2038,2063]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="156" unit="mm" value="2.0">2 mm</quantity>
|
||||
long; caryopsis not seen.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<caption id="DF445081C2601E08B9D177FAFDB2D201" ID-DOI="http://doi.org/10.5281/zenodo.13716215" ID-Zenodo-Dep="13716215" httpUri="https://zenodo.org/record/13716215/files/figure.png" pageId="2" pageNumber="157" startId="2.[136,229,1531,1552]" targetBox="[250,1336,195,1505]" targetPageId="2" targetType="figure">
|
||||
<paragraph id="8B840009C2601E08B9D177FAFDB2D201" blockId="2.[136,1452,1531,1660]" pageId="2" pageNumber="157">
|
||||
<emphasis id="B94FDC1BC2601E08B9D177FAFF5AD26D" bold="true" box="[136,255,1531,1552]" pageId="2" pageNumber="157">FIGURE 1.</emphasis>
|
||||
<taxonomicName id="4C3B7B8AC2601E08B85F77FAFE4ED26D" authorityName="R. C. Oliveira & M. W. S. Sousa" authorityYear="2019" box="[262,491,1531,1552]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="2" pageNumber="157" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2601E08B85F77FAFE4ED26D" box="[262,491,1531,1552]" italics="true" pageId="2" pageNumber="157">Mesosetum canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
. A. Habit. B. Apex of the leaf sheath, collar region, and base of the leaf blade. C. Apex of the leaf sheath, ligular region, and base of the leaf blade. D. Winged rachis, dorsal view. E. Spikelet, lateral view. F. Lower glume, dorsal view. G. Upper glume, dorsal view. H. Upper anthecium, lemma view. I. Upper anthecium, palea view. Drawn from the holotype (
|
||||
<emphasis id="B94FDC1BC2601E08BC7D7442FF6ED201" italics="true" pageId="2" pageNumber="157">C.Z. Fieker et al. 283</emphasis>
|
||||
, UB) by Keven H. C. Y. Coimbra.
|
||||
</paragraph>
|
||||
</caption>
|
||||
<subSubSection id="C3215382C2601E08B9E474A7FD07D29E" pageId="2" pageNumber="157" type="etymology">
|
||||
<paragraph id="8B840009C2601E08B9E474A7FD07D29E" blockId="2.[136,1452,1702,2087]" pageId="2" pageNumber="157">
|
||||
<emphasis id="B94FDC1BC2601E08B9E474A7FEC1D2C2" bold="true" box="[189,356,1702,1727]" pageId="2" pageNumber="157">Etymology:—</emphasis>
|
||||
The specific epithet highlights the only known area of occurrence of the new species: Serra da
|
||||
<taxonomicName id="4C3B7B8AC2601E08B9D174CBFF48D29E" box="[136,237,1738,1763]" class="Liliopsida" family="Poaceae" genus="Canastra" kingdom="Plantae" order="Poales" pageId="2" pageNumber="161" phylum="Tracheophyta" rank="genus">Canastra</taxonomicName>
|
||||
, in the Brazilian state of
|
||||
<collectingRegion id="49FFCEEBC2601E08BB5D74CBFD3BD29E" box="[516,670,1738,1763]" country="Brazil" name="Minas Gerais" pageId="2" pageNumber="157">Minas Gerais</collectingRegion>
|
||||
.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3215382C2601E08B9E474EFFBBCD37A" box="[189,1049,1774,1799]" pageId="2" pageNumber="157" type="biology_ecology">
|
||||
<paragraph id="8B840009C2601E08B9E474EFFBBCD37A" blockId="2.[136,1452,1702,2087]" box="[189,1049,1774,1799]" pageId="2" pageNumber="157">
|
||||
<emphasis id="B94FDC1BC2601E08B9E474EFFEFAD37A" bold="true" box="[189,351,1774,1799]" pageId="2" pageNumber="157">Phenology:—</emphasis>
|
||||
Flowering specimens were collected in March and September.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3215382C2601E08B9E47513FBE0D332" pageId="2" pageNumber="157" type="distribution">
|
||||
<paragraph id="8B840009C2601E08B9E47513FBE0D332" blockId="2.[136,1452,1702,2087]" pageId="2" pageNumber="157">
|
||||
<emphasis id="B94FDC1BC2601E08B9E47513FDA6D356" bold="true" box="[189,515,1810,1835]" pageId="2" pageNumber="157">Distribution and habitat:—</emphasis>
|
||||
The new species is only known from Serra da
|
||||
<taxonomicName id="4C3B7B8AC2601E08BD587513FBC6D356" box="[1025,1123,1810,1835]" class="Liliopsida" family="Poaceae" genus="Canastra" kingdom="Plantae" order="Poales" pageId="2" pageNumber="161" phylum="Tracheophyta" rank="genus">Canastra</taxonomicName>
|
||||
National Park,
|
||||
<collectingRegion id="49FFCEEBC2601E08BC567513FA02D356" box="[1295,1447,1810,1835]" country="Brazil" name="Minas Gerais" pageId="2" pageNumber="157">Minas Gerais</collectingRegion>
|
||||
,
|
||||
<collectingCountry id="F32C4099C2601E08B9D17537FF6AD332" box="[136,207,1846,1871]" name="Brazil" pageId="2" pageNumber="157">Brazil</collectingCountry>
|
||||
, where it is frequent in “campo limpo” vegetation of open Cerrado (
|
||||
<figureCitation id="13001C8CC2601E08BA927537FBBFD332" box="[971,1050,1846,1871]" captionStart="FIGURE 2" captionStartId="3.[136,229,1270,1291]" captionTargetBox="[160,1426,190,1242]" captionTargetId="figure-15@3.[151,1437,187,1247]" captionTargetPageId="3" captionText="FIGURE 2. Mesosetum canastrense. A. Cerrado in Serra da Canastra where the new species occurs. B‒C. Habit. D‒E. Synflorescences. F. Detail of the synflorescence showing the spikelets. (Photos by C.Z. Fieker)." figureDoi="http://doi.org/10.5281/zenodo.13716217" httpUri="https://zenodo.org/record/13716217/files/figure.png" pageId="2" pageNumber="157">Figs. 2</figureCitation>
|
||||
,
|
||||
<figureCitation id="13001C8CC2601E08BD7F7537FB92D332" box="[1062,1079,1846,1871]" captionStart="FIGURE 4" captionStartId="5.[136,229,1080,1101]" captionTargetBox="[168,1422,206,1053]" captionTargetId="figure-15@5.[151,1436,190,1055]" captionTargetPageId="5" captionText="FIGURE 4. Geographic distribution of Mesosetum alatum and the new species M. canastrense. The Cerrado area in Brazil is highlighted in gray. Brazilian states: Mato Grosso (MT), Minas Gerais (MG)." figureDoi="http://doi.org/10.5281/zenodo.13716221" httpUri="https://zenodo.org/record/13716221/files/figure.png" pageId="2" pageNumber="157">4</figureCitation>
|
||||
).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3215382C2601E08B9E4755BFDC7DC5A" pageId="2" pageNumber="157" type="conservation">
|
||||
<paragraph id="8B840009C2601E08B9E4755BFDC7DC5A" blockId="2.[136,1452,1702,2087]" pageId="2" pageNumber="157">
|
||||
<emphasis id="B94FDC1BC2601E08B9E4755BFE68D30E" bold="true" box="[189,461,1882,1907]" pageId="2" pageNumber="157">Conservation status:—</emphasis>
|
||||
<taxonomicName id="4C3B7B8AC2601E08B897755BFD73D30E" authorityName="R. C. Oliveira & M. W. S. Sousa" authorityYear="2019" box="[462,726,1882,1907]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="2" pageNumber="157" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2601E08B897755BFD73D30E" box="[462,726,1882,1907]" italics="true" pageId="2" pageNumber="157">Mesosetum canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
has a restricted distribution and its calculated extent of occurrence (EOO) and area of occupancy (AOO), using the GeoCAT tool (
|
||||
<bibRefCitation id="EFAA7DF8C2601E08BA34757FFBC1D3EA" author="Bachman, S. & Moat, J. & Hill, A. W. & de la Torre, J. & Scott, B." box="[877,1124,1918,1943]" pageId="2" pageNumber="157" pagination="117 - 126" refId="ref3476" refString="Bachman, S., Moat, J., Hill, A. W., de la Torre, J. & Scott, B. (2011) Supporting Red List threat assessments with GeoCAT: geospatial conservation assessment tool. Zookeys 150: 117 - 126. https: // doi. org / 10.3897 / zookeys. 150.2109" type="journal article" year="2011">
|
||||
Bachman
|
||||
<emphasis id="B94FDC1BC2601E08BABA757FFBBAD3EA" box="[995,1055,1918,1943]" italics="true" pageId="2" pageNumber="157">et al.</emphasis>
|
||||
2011
|
||||
</bibRefCitation>
|
||||
), were
|
||||
<quantity id="4CC3ADECC2601E08BDE2757FFAA8D3EA" box="[1211,1293,1918,1943]" metricMagnitude="3" metricUnit="m" metricValue="1.1" pageId="2" pageNumber="157" unit="km" value="1.1">1.1 km</quantity>
|
||||
² and
|
||||
<quantity id="4CC3ADECC2601E08BC0B757FFA3BD3EA" box="[1362,1438,1918,1943]" metricMagnitude="4" metricUnit="m" metricValue="1.2" pageId="2" pageNumber="157" unit="km" value="12.0">12 km</quantity>
|
||||
², respectively. No information was obtained to assess population trends. Frequent unnatural burnings are a possible threat to the species, although it occurs within a National Park. Following the guidelines for using the IUCN Red List Categories and Criteria (
|
||||
<bibRefCitation id="EFAA7DF8C2601E08B88975EBFDFFDC7E" author="IUCN" box="[464,602,2026,2051]" pageId="2" pageNumber="157" refId="ref3877" refString="IUCN (2017) Guidelines for using the IUCN Red List categories and criteria, version 13. Prepared by the Standards and Petitions Subcommittee. Available from: http: // www. iucnredlist. org / documents / RedListGuidelines. pdf (accessed 22 January 2019)" type="book" year="2017">IUCN 2017</bibRefCitation>
|
||||
),
|
||||
<taxonomicName id="4C3B7B8AC2601E08BB3775EBFCBCDC7E" authorityName="R. C. Oliveira & M. W. S. Sousa" authorityYear="2019" box="[622,793,2026,2051]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="2" pageNumber="157" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2601E08BB3775EBFCBCDC7E" box="[622,793,2026,2051]" italics="true" pageId="2" pageNumber="157">M. canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
fits in Data Deficient (DD), because the obtained data are insufficient to determine a threat category.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<caption id="DF445081C2611E09B9D176F7FCD2D152" ID-DOI="http://doi.org/10.5281/zenodo.13716217" ID-Zenodo-Dep="13716217" httpUri="https://zenodo.org/record/13716217/files/figure.png" pageId="3" pageNumber="158" startId="3.[136,229,1270,1291]" targetBox="[160,1426,190,1242]" targetPageId="3" targetType="figure">
|
||||
<paragraph id="8B840009C2611E09B9D176F7FCD2D152" blockId="3.[136,1452,1270,1327]" pageId="3" pageNumber="158">
|
||||
<emphasis id="B94FDC1BC2611E09B9D176F7FF5BD176" bold="true" box="[136,254,1270,1291]" pageId="3" pageNumber="158">FIGURE 2.</emphasis>
|
||||
<taxonomicName id="4C3B7B8AC2611E09B85D76F7FE4DD176" authorityName="R. C. Oliveira & M. W. S. Sousa" authorityYear="2019" box="[260,488,1270,1291]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2611E09B85D76F7FE4DD176" box="[260,488,1270,1291]" italics="true" pageId="3" pageNumber="158">Mesosetum canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
. A. Cerrado in Serra da
|
||||
<taxonomicName id="4C3B7B8AC2611E09BB8A76F7FC82D176" box="[723,807,1270,1291]" class="Liliopsida" family="Poaceae" genus="Canastra" kingdom="Plantae" order="Poales" pageId="3" pageNumber="161" phylum="Tracheophyta" rank="genus">Canastra</taxonomicName>
|
||||
where the new species occurs. B
|
||||
<emphasis id="B94FDC1BC2611E09BD3E76F9FBD6D177" box="[1127,1139,1272,1290]" italics="true" pageId="3" pageNumber="158">‒</emphasis>
|
||||
C. Habit. D
|
||||
<emphasis id="B94FDC1BC2611E09BDBB76F9FB4BD177" box="[1250,1262,1272,1290]" italics="true" pageId="3" pageNumber="158">‒</emphasis>
|
||||
E. Synflorescences. F. Detail of the synflorescence showing the spikelets. (Photos by C.Z. Fieker).
|
||||
</paragraph>
|
||||
</caption>
|
||||
<subSubSection id="C3215382C2611E09B9E4775EFD15D199" pageId="3" pageNumber="158" type="materials_examined">
|
||||
<paragraph id="8B840009C2611E09B9E4775EFD15D199" blockId="3.[136,1452,1375,2048]" pageId="3" pageNumber="158">
|
||||
<materialsCitation id="3B530A54C2611E09B9E4775EFC8DD1BD" collectingDate="2016-03-31" collectionCode="HUFU, SPSC" collectorName="C. Z. Fieker & M. G. Reis" country="Brazil" county="Sao Roque de Minas" elevation="1361" latitude="-20.243753" location="Serra da Canastra National Park, near the historical source of the Sao Francisco River" longLatPrecision="1" longitude="-46.44733" municipality="Sao Roque de Minas" pageId="3" pageNumber="158" specimenCount="1" stateProvince="Minas Gerais" typeStatus="paratype">
|
||||
<emphasis id="B94FDC1BC2611E09B9E4775EFD42D105" bold="true" box="[189,743,1375,1400]" pageId="3" pageNumber="158">
|
||||
Additional specimens examined (
|
||||
<typeStatus id="5480BEABC2611E09BB18775EFD18D105" box="[577,701,1375,1400]" pageId="3" pageNumber="158" type="paratype">paratypes</typeStatus>
|
||||
):—
|
||||
</emphasis>
|
||||
<collectingCountry id="F32C4099C2611E09BBBE775EFCF5D105" box="[743,848,1375,1400]" name="Brazil" pageId="3" pageNumber="158">BRAZIL</collectingCountry>
|
||||
.
|
||||
<collectingRegion id="49FFCEEBC2611E09BA00775EFC54D105" box="[857,1009,1375,1400]" country="Brazil" name="Minas Gerais" pageId="3" pageNumber="158">Minas Gerais</collectingRegion>
|
||||
:
|
||||
<collectingMunicipality id="6BE09A73C2611E09BAA3775EFB45D105" box="[1018,1248,1375,1400]" pageId="3" pageNumber="158">São Roque de Minas</collectingMunicipality>
|
||||
,
|
||||
<location id="8EE456D2C2611E09BDB0775EFC3BD1E1" LSID="urn:lsid:plazi:treatment:0392B11FC2631E0EB9D17695FE25DC55:8EE456D2C2611E09BDB0775EFC3BD1E1" country="Brazil" county="Sao Roque de Minas" latitude="-20.243753" longLatPrecision="1" longitude="-46.44733" municipality="Sao Roque de Minas" name="Serra da Canastra National Park, near the historical source of the Sao Francisco River" pageId="3" pageNumber="158" stateProvince="Minas Gerais">Serra da Canastra National Park, near the historical source of the São Francisco River</location>
|
||||
,
|
||||
<geoCoordinate id="EE0F66CEC2611E09BAF57782FBF3D1E1" box="[940,1110,1411,1436]" degrees="20" direction="south" minutes="14" orientation="latitude" pageId="3" pageNumber="158" precision="1" seconds="37.51" value="-20.243753">20°14’37.51”S</geoCoordinate>
|
||||
,
|
||||
<geoCoordinate id="EE0F66CEC2611E09BD3C7782FABDD1E1" box="[1125,1304,1411,1436]" degrees="46" direction="west" minutes="26" orientation="longitude" pageId="3" pageNumber="158" precision="1" seconds="50.38" value="-46.44733">46°26’50.38”W</geoCoordinate>
|
||||
,
|
||||
<quantity id="4CC3ADECC2611E09BC7F7782FA25D1E1" box="[1318,1408,1411,1436]" metricMagnitude="3" metricUnit="m" metricValue="1.361" pageId="3" pageNumber="158" unit="m" value="1361.0">
|
||||
<elevation id="0016E73AC2611E09BC7F7782FA25D1E1" box="[1318,1408,1411,1436]" metricMagnitude="3" metricUnit="m" metricValue="1.361" pageId="3" pageNumber="158" unit="m" value="1361.0">1361 m</elevation>
|
||||
</quantity>
|
||||
,
|
||||
<date id="FF8526C9C2611E09BCC97782FEB1D1BD" pageId="3" pageNumber="158" value="2016-03-31">
|
||||
<collectingDate id="EFC1DF21C2611E09BCC97782FEB1D1BD" pageId="3" pageNumber="158" value="2016-03-31">31 March 2016</collectingDate>
|
||||
</date>
|
||||
,
|
||||
<emphasis id="B94FDC1BC2611E09B87877A6FDC8D1BD" box="[289,621,1447,1472]" italics="true" pageId="3" pageNumber="158">
|
||||
<collectorName id="26CE65DFC2611E09B87877A6FE07D1BD" box="[289,418,1447,1472]" pageId="3" pageNumber="158">C.Z. Fieker</collectorName>
|
||||
&
|
||||
<collectorName id="26CE65DFC2611E09B89177A6FD9FD1BD" box="[456,570,1447,1472]" pageId="3" pageNumber="158">M.G. Reis</collectorName>
|
||||
173
|
||||
</emphasis>
|
||||
(
|
||||
<collectionCode id="ED2A98CCC2611E09BB2477A6FD6BD1BD" box="[637,718,1447,1472]" pageId="3" pageNumber="158">HUFU</collectionCode>
|
||||
,
|
||||
<collectionCode id="ED2A98CCC2611E09BB8377A6FC85D1BD" box="[730,800,1447,1472]" pageId="3" pageNumber="158">SPSC</collectionCode>
|
||||
)
|
||||
</materialsCitation>
|
||||
;
|
||||
<materialsCitation id="3B530A54C2611E09BA6D77A6FD0ED199" collectingDate="2017-09-23" collectionCode="HUFU, SPSC, UB" collectorName="C. Z. Fieker" elevation="1422" latitude="-20.246664" longLatPrecision="1" longitude="-46.436867" pageId="3" pageNumber="158" specimenCount="1">
|
||||
<geoCoordinate id="EE0F66CEC2611E09BA6D77A6FC7AD1BD" box="[820,991,1447,1472]" degrees="20" direction="south" minutes="14" orientation="latitude" pageId="3" pageNumber="158" precision="1" seconds="47.99" value="-20.246664">20°14’47.99”S</geoCoordinate>
|
||||
,
|
||||
<geoCoordinate id="EE0F66CEC2611E09BAB277A6FB38D1BD" box="[1003,1181,1447,1472]" degrees="46" direction="west" minutes="26" orientation="longitude" pageId="3" pageNumber="158" precision="1" seconds="12.72" value="-46.436867">46°26’12.72”W</geoCoordinate>
|
||||
,
|
||||
<quantity id="4CC3ADECC2611E09BDF377A6FAA7D1BD" box="[1194,1282,1447,1472]" metricMagnitude="3" metricUnit="m" metricValue="1.422" pageId="3" pageNumber="158" unit="m" value="1422.0">
|
||||
<elevation id="0016E73AC2611E09BDF377A6FAA7D1BD" box="[1194,1282,1447,1472]" metricMagnitude="3" metricUnit="m" metricValue="1.422" pageId="3" pageNumber="158" unit="m" value="1422.0">1422 m</elevation>
|
||||
</quantity>
|
||||
,
|
||||
<date id="FF8526C9C2611E09BC5677A6FF66D199" pageId="3" pageNumber="158" value="2017-09-23">
|
||||
<collectingDate id="EFC1DF21C2611E09BC5677A6FF66D199" pageId="3" pageNumber="158" value="2017-09-23">23 September 2017</collectingDate>
|
||||
</date>
|
||||
,
|
||||
<emphasis id="B94FDC1BC2611E09B99777CAFE1BD199" box="[206,446,1483,1508]" italics="true" pageId="3" pageNumber="158">
|
||||
<collectorName id="26CE65DFC2611E09B99777CAFEEBD199" box="[206,334,1483,1508]" pageId="3" pageNumber="158">C.Z. Fieker</collectorName>
|
||||
et al. 271
|
||||
</emphasis>
|
||||
(
|
||||
<collectionCode id="ED2A98CCC2611E09B89477CAFDBBD199" box="[461,542,1483,1508]" pageId="3" pageNumber="158">HUFU</collectionCode>
|
||||
,
|
||||
<collectionCode id="ED2A98CCC2611E09BB7077CAFDC8D199" box="[553,621,1483,1508]" pageId="3" pageNumber="158">SPSC</collectionCode>
|
||||
,
|
||||
<collectionCode id="ED2A98CCC2611E09BB2177CAFD06D199" box="[632,675,1483,1508]" pageId="3" pageNumber="158">UB</collectionCode>
|
||||
)
|
||||
</materialsCitation>
|
||||
.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3215382C2611E0EB9E477EEFE25DC55" lastPageId="4" lastPageNumber="159" pageId="3" pageNumber="158" type="discussion">
|
||||
<paragraph id="8B840009C2611E09B9E477EEFC7AD355" blockId="3.[136,1452,1375,2048]" pageId="3" pageNumber="158">
|
||||
<emphasis id="B94FDC1BC2611E09B9E477EEFE2BD275" bold="true" box="[189,398,1519,1544]" pageId="3" pageNumber="158">Taxonomic notes:</emphasis>
|
||||
—The new species is morphologically similar to
|
||||
<taxonomicName id="4C3B7B8AC2611E09BAE877EEFB26D275" authorityName="Filgueiras" authorityYear="1987" box="[945,1155,1519,1544]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2611E09BAE877EEFB26D275" box="[945,1155,1519,1544]" italics="true" pageId="3" pageNumber="158">Mesosetum alatum</emphasis>
|
||||
</taxonomicName>
|
||||
due to the broadly winged rachis (
|
||||
<quantity id="4CC3ADECC2611E09B9807412FE93D251" box="[217,310,1555,1580]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="4.0" metricValueMin="2.0" pageId="3" pageNumber="158" unit="mm" value="3.0" valueMax="4.0" valueMin="2.0">2–4 mm</quantity>
|
||||
wide and covering almost entirely the spikelets) and the absence of the tuft of trichomes on the back of the upper glume.
|
||||
<taxonomicName id="4C3B7B8AC2611E09B8157436FDBAD22D" authorityName="Filgueiras" authorityYear="1987" box="[332,543,1591,1616]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2611E09B8157436FDBAD22D" box="[332,543,1591,1616]" italics="true" pageId="3" pageNumber="158">Mesosetum alatum</emphasis>
|
||||
</taxonomicName>
|
||||
has leaves without a line of trichomes at the collar or with an interrupted one, an oblique pedicel apex, spikelets usually glabrous at the base with a characteristic geniculate callus, and the lower flower present or absent, when present staminate. On the other hand,
|
||||
<taxonomicName id="4C3B7B8AC2611E09BA09747EFBF9D2E5" authorityName="R. C. Oliveira & M. W. S. Sousa" authorityYear="2019" box="[848,1116,1663,1688]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2611E09BA09747EFBF9D2E5" box="[848,1116,1663,1688]" italics="true" pageId="3" pageNumber="158">Mesosetum canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
has leaves with a continuous line of trichomes at the collar, a truncate pedicel apex, spikelets bearded at the base, the trichomes
|
||||
<quantity id="4CC3ADECC2611E09BDBD74A2FACED2C1" box="[1252,1387,1699,1724]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" metricValueMax="1.2" metricValueMin="0.8" pageId="3" pageNumber="158" unit="mm" value="1.0" valueMax="1.2" valueMin="0.8">
|
||||
0.8
|
||||
<emphasis id="B94FDC1BC2611E09BC5E74A4FAB0D2C6" box="[1287,1301,1701,1723]" italics="true" pageId="3" pageNumber="158">‒</emphasis>
|
||||
1.2 mm
|
||||
</quantity>
|
||||
long, with an inconspicuous callus, not geniculate, and the lower flower absent (see
|
||||
<tableCitation id="C6B935B2C2611E09BD5E74C6FBFED29D" box="[1031,1115,1735,1760]" captionStart="TABLE 1" captionStartId="4.[136,224,161,184]" captionTargetPageId="4" captionText="TABLE 1. Comparative morphological features between Mesosetum alatum and M. canastrense sp. nov." pageId="3" pageNumber="158">Table 1</tableCitation>
|
||||
and
|
||||
<figureCitation id="13001C8CC2611E09BDCD74C6FB7CD29D" box="[1172,1241,1735,1760]" captionStart="FIGURE 3" captionStartId="4.[136,229,1598,1619]" captionTargetBox="[157,1432,666,1569]" captionTargetId="figure-138@4.[151,1436,662,1573]" captionTargetPageId="4" captionText="FIGURE 3. Morphological comparison between Mesosetum canastrense and M. alatum. A‒C. M. canastrense. A. Spikelet (the apex of the lower glume is indicated by the arrow). B. Basal portion of the spikelet showing the inconspicuous callus (indicated by the arrow). C. Spikelet insertion at the pedicel (indicated by the arrow). D‒F. M. alatum. D. Spikelet (the apex of the lower glume is indicated by the arrow). E. Basal portion of the spikelet showing the conspicuous geniculate callus (indicated by the arrow). F. Spikelet insertion at the pedicel (indicated by the arrow). Scale bar: 1 mm. (A‒C from C.Z. Fieker et al. 283, CEN; D‒F from J.E.Q. Farias et al. 4947, UB)." figureDoi="http://doi.org/10.5281/zenodo.13716219" httpUri="https://zenodo.org/record/13716219/files/figure.png" pageId="3" pageNumber="158">Fig. 3</figureCitation>
|
||||
). Additionally, the two species also differ in geographical distribution, since
|
||||
<taxonomicName id="4C3B7B8AC2611E09BA5074EAFCD9D379" authorityName="Filgueiras" authorityYear="1987" box="[777,892,1771,1796]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2611E09BA5074EAFCD9D379" box="[777,892,1771,1796]" italics="true" pageId="3" pageNumber="158">M. alatum</emphasis>
|
||||
</taxonomicName>
|
||||
only occurs in the Brazilian state of
|
||||
<collectingRegion id="49FFCEEBC2611E09BC4D74EAFA02D379" box="[1300,1447,1771,1796]" country="Brazil" name="Mato Grosso" pageId="3" pageNumber="158">Mato Grosso</collectingRegion>
|
||||
, and
|
||||
<taxonomicName id="4C3B7B8AC2611E09B9EE750EFEC7D355" authorityName="R. C. Oliveira & M. W. S. Sousa" authorityYear="2019" box="[183,354,1807,1832]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2611E09B9EE750EFEC7D355" box="[183,354,1807,1832]" italics="true" pageId="3" pageNumber="158">M. canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
in Serra da Canasta in the state of
|
||||
<collectingRegion id="49FFCEEBC2611E09BBBE750EFCD8D355" box="[743,893,1807,1832]" country="Brazil" name="Minas Gerais" pageId="3" pageNumber="158">Minas Gerais</collectingRegion>
|
||||
(
|
||||
<figureCitation id="13001C8CC2611E09BAD4750EFC77D355" box="[909,978,1807,1832]" captionStart="FIGURE 4" captionStartId="5.[136,229,1080,1101]" captionTargetBox="[168,1422,206,1053]" captionTargetId="figure-15@5.[151,1436,190,1055]" captionTargetPageId="5" captionText="FIGURE 4. Geographic distribution of Mesosetum alatum and the new species M. canastrense. The Cerrado area in Brazil is highlighted in gray. Brazilian states: Mato Grosso (MT), Minas Gerais (MG)." figureDoi="http://doi.org/10.5281/zenodo.13716221" httpUri="https://zenodo.org/record/13716221/files/figure.png" pageId="3" pageNumber="158">Fig. 4</figureCitation>
|
||||
).
|
||||
</paragraph>
|
||||
<paragraph id="8B840009C2611E09B9E47532FDDDDC7D" blockId="3.[136,1452,1375,2048]" pageId="3" pageNumber="158">
|
||||
According to
|
||||
<bibRefCitation id="EFAA7DF8C2611E09B80F7532FDB2D331" author="Filgueiras, T. S." box="[342,535,1843,1868]" pageId="3" pageNumber="158" pagination="47 - 114" refId="ref3701" refString="Filgueiras, T. S. (1989) Revisao de Mesosetum Steudel (Gramineae: Paniceae). Acta Amazon i ca 19: 47 - 114. https: // doi. org / 10.1590 / 1809 - 43921989191114" type="journal article" year="1989">Filgueiras (1989)</bibRefCitation>
|
||||
and
|
||||
<bibRefCitation id="EFAA7DF8C2611E09BB147532FD7FD331" author="Silva, A. S." box="[589,730,1843,1868]" pageId="3" pageNumber="158" refId="ref5095" refString="Silva, A. S. (2017) Taxonomia e filogenia do genero Mesosetum Steud. (Poaceae, Paspaleae). Ph. D. Dissertation, Universidade de Brasilia, Brasilia, 169 pp." type="book" year="2017">Silva (2017)</bibRefCitation>
|
||||
, the spikelet of
|
||||
<taxonomicName id="4C3B7B8AC2611E09BAD17532FC5ED331" authorityName="Filgueiras" authorityYear="1987" box="[904,1019,1843,1868]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2611E09BAD17532FC5ED331" box="[904,1019,1843,1868]" italics="true" pageId="3" pageNumber="158">M. alatum</emphasis>
|
||||
</taxonomicName>
|
||||
is
|
||||
<quantity id="4CC3ADECC2611E09BD437532FB04D331" box="[1050,1185,1843,1868]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" metricValueMax="4.2" metricValueMin="3.2" pageId="3" pageNumber="158" unit="mm" value="3.7" valueMax="4.2" valueMin="3.2">
|
||||
3.2
|
||||
<emphasis id="B94FDC1BC2611E09BD647534FBEED336" box="[1085,1099,1845,1867]" italics="true" pageId="3" pageNumber="158">‒</emphasis>
|
||||
4.2 mm
|
||||
</quantity>
|
||||
long and the awn of the lower glume is 1.5–3 and
|
||||
<quantity id="4CC3ADECC2611E09B8F47556FD90D30D" box="[429,565,1879,1904]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="3.5" metricValueMin="2.5" pageId="3" pageNumber="158" unit="mm" value="3.0" valueMax="3.5" valueMin="2.5">2.5–3.5 mm</quantity>
|
||||
long, respectively. However, spikelets of
|
||||
<taxonomicName id="4C3B7B8AC2611E09BD557556FB25D30D" authorityName="Filgueiras" authorityYear="1987" box="[1036,1152,1879,1904]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2611E09BD557556FB25D30D" box="[1036,1152,1879,1904]" italics="true" pageId="3" pageNumber="158">M. alatum</emphasis>
|
||||
</taxonomicName>
|
||||
up to
|
||||
<quantity id="4CC3ADECC2611E09BD917556FAACD30D" box="[1224,1289,1879,1904]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="158" unit="mm" value="5.0">5 mm</quantity>
|
||||
long and with undeveloped awns were observed by us during the preparation of this work (for example, in the specimen:
|
||||
<collectingCountry id="F32C4099C2611E09BC66757AFA0DD3E9" box="[1343,1448,1915,1940]" name="Brazil" pageId="3" pageNumber="158">BRAZIL</collectingCountry>
|
||||
.
|
||||
<collectingRegion id="49FFCEEBC2611E09B9D1759EFE84D3C5" box="[136,289,1951,1976]" country="Brazil" name="Mato Grosso" pageId="3" pageNumber="158">Mato Grosso</collectingRegion>
|
||||
: Nova Nazaré, road from Nova Nazaré to Canarana,
|
||||
<date id="FF8526C9C2611E09BAD6759EFB99D3C5" box="[911,1084,1951,1976]" pageId="3" pageNumber="158" value="2015-08-01">1 August 2015</date>
|
||||
,
|
||||
<emphasis id="B94FDC1BC2611E09BD13759EFAC6D3C5" box="[1098,1379,1951,1976]" italics="true" pageId="3" pageNumber="158">J.E.Q. Faria et al. 4947</emphasis>
|
||||
, UB). Therefore, due to overlapping measurements, the length of the spikelets and of the awns is not a good character to distinguish the new species from
|
||||
<taxonomicName id="4C3B7B8AC2611E09B8A775E6FDD4DC7D" authorityName="Filgueiras" authorityYear="1987" box="[510,625,2023,2048]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="3" pageNumber="158" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2611E09B8A775E6FDD4DC7D" box="[510,625,2023,2048]" italics="true" pageId="3" pageNumber="158">M. alatum</emphasis>
|
||||
</taxonomicName>
|
||||
.
|
||||
</paragraph>
|
||||
<caption id="DF445081C2661E0EB9D172A0FB40D4C5" box="[136,1253,161,184]" pageId="4" pageNumber="159" startId="4.[136,224,161,184]" targetBox="[147,1438,200,635]" targetIsTable="true" targetPageId="4" targetType="table">
|
||||
<paragraph id="8B840009C2661E0EB9D172A0FB40D4C5" blockId="4.[136,1253,161,184]" box="[136,1253,161,184]" pageId="4" pageNumber="159">
|
||||
<emphasis id="B94FDC1BC2661E0EB9D172A0FF5ED4C5" bold="true" box="[136,251,161,184]" pageId="4" pageNumber="159">TABLE 1.</emphasis>
|
||||
Comparative morphological features between
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBBB672A0FC1DD4C5" authorityName="Filgueiras" authorityYear="1987" box="[751,952,161,184]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2661E0EBBB672A0FC1DD4C5" box="[751,952,161,184]" italics="true" pageId="4" pageNumber="159">Mesosetum alatum</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBAB572A0FB28D4C5" authorityName="Oliveira & Dorneles Welker & Fieker & Filgueiras & Dos Santos Sousa" authorityYear="2019" box="[1004,1165,161,184]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="canastrense" status="sp. nov.">M. canastrense</taxonomicName>
|
||||
<taxonomicNameLabel id="A27C6160C2661E0EBDCD72A0FB40D4C5" box="[1172,1253,161,184]" pageId="4" pageNumber="159" rank="species">sp. nov.</taxonomicNameLabel>
|
||||
</paragraph>
|
||||
</caption>
|
||||
<paragraph id="8B840009C2661E0EB9CA72C8FB8AD606" pageId="4" pageNumber="159">
|
||||
<table id="F93BF2A9C266E1F5B9CA72C9FA3BD606" box="[147,1438,200,635]" gridcols="3" gridrows="10" pageId="4" pageNumber="159">
|
||||
<tr id="350B024BC266E1F5B9CA72C9FA3BD4A3" box="[147,1438,200,222]" gridrow="0" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA72C9FE13D4A3" box="[147,438,200,222]" gridcol="0" gridrow="0" pageId="4" pageNumber="159">
|
||||
<emphasis id="B94FDC1BC2661E0EB9CA72C8FF59D4A3" bold="true" box="[147,252,201,222]" pageId="4" pageNumber="159">Character</emphasis>
|
||||
</th>
|
||||
<th id="76DA6B37C266E1F5BB6E72C9FC7DD4A3" box="[567,984,200,222]" gridcol="1" gridrow="0" pageId="4" pageNumber="159">
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBB6E72C8FD38D4A3" authorityName="Filgueiras" authorityYear="1987" box="[567,669,200,222]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2661E0EBB6E72C8FD38D4A3" bold="true" box="[567,669,200,222]" italics="true" pageId="4" pageNumber="159">M. alatum</emphasis>
|
||||
</taxonomicName>
|
||||
</th>
|
||||
<th id="76DA6B37C266E1F5BAB772C9FA3BD4A3" box="[1006,1438,200,222]" gridcol="2" gridrow="0" pageId="4" pageNumber="159">
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBAB772C8FB21D4A3" authority="Line" authorityName="Oliveira & Dorneles Welker & Fieker & Filgueiras & Dos Santos Sousa" authorityYear="2019" box="[1006,1156,201,222]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2661E0EBAB772C8FB21D4A3" bold="true" box="[1006,1156,201,222]" italics="true" pageId="4" pageNumber="159">M. canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
</th>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA72F0FA3BD57B" box="[147,1438,241,262]" gridrow="1" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA72F0FE13D57B" box="[147,438,241,262]" gridcol="0" gridrow="1" pageId="4" pageNumber="159">Line of trichomes at the collar</th>
|
||||
<td id="76DA6B37C266E1F5BB6E72F0FC7DD57B" box="[567,984,241,262]" gridcol="1" gridrow="1" pageId="4" pageNumber="159">Absent or interrupted</td>
|
||||
<td id="76DA6B37C266E1F5BAB772F0FA3BD57B" box="[1006,1438,241,262]" gridcol="2" gridrow="1" pageId="4" pageNumber="159">Continuous</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA7319FA3BD550" box="[147,1438,280,301]" gridrow="2" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA7319FE13D550" box="[147,438,280,301]" gridcol="0" gridrow="2" pageId="4" pageNumber="159">Synflorescence length</th>
|
||||
<td id="76DA6B37C266E1F5BB6E7319FC7DD550" box="[567,984,280,301]" gridcol="1" gridrow="2" pageId="4" pageNumber="159">
|
||||
2.2
|
||||
<emphasis id="B94FDC1BC2661E0EBB0C731BFDC4D551" box="[597,609,282,300]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
3.2(
|
||||
<emphasis id="B94FDC1BC2661E0EBBDE731BFD36D551" box="[647,659,282,300]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
7.5) cm
|
||||
</td>
|
||||
<td id="76DA6B37C266E1F5BAB77319FA3BD550" box="[1006,1438,280,301]" gridcol="2" gridrow="2" pageId="4" pageNumber="159">
|
||||
6
|
||||
<emphasis id="B94FDC1BC2661E0EBAA3731BFBA3D551" box="[1018,1030,282,300]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
9(
|
||||
<emphasis id="B94FDC1BC2661E0EBD43731BFB83D551" box="[1050,1062,282,300]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
12) cm
|
||||
</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA733EFA3BD529" box="[147,1438,319,340]" gridrow="3" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA733EFE13D529" box="[147,438,319,340]" gridcol="0" gridrow="3" pageId="4" pageNumber="159">Rachis width</th>
|
||||
<td id="76DA6B37C266E1F5BB6E733EFC7DD529" box="[567,984,319,340]" gridcol="1" gridrow="3" pageId="4" pageNumber="159">2.2–3.2 mm</td>
|
||||
<td id="76DA6B37C266E1F5BAB7733EFA3BD529" box="[1006,1438,319,340]" gridcol="2" gridrow="3" pageId="4" pageNumber="159">2–4 mm</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA7366FA3BD501" box="[147,1438,359,380]" gridrow="4" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA7366FE13D501" box="[147,438,359,380]" gridcol="0" gridrow="4" pageId="4" pageNumber="159">Pedicel apex</th>
|
||||
<td id="76DA6B37C266E1F5BB6E7366FC7DD501" box="[567,984,359,380]" gridcol="1" gridrow="4" pageId="4" pageNumber="159">Oblique</td>
|
||||
<td id="76DA6B37C266E1F5BAB77366FA3BD501" box="[1006,1438,359,380]" gridcol="2" gridrow="4" pageId="4" pageNumber="159">Truncate</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA738FFA3BD5DE" box="[147,1438,398,419]" gridrow="5" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA738FFE13D5DE" box="[147,438,398,419]" gridcol="0" gridrow="5" pageId="4" pageNumber="159">Spikelet length</th>
|
||||
<td id="76DA6B37C266E1F5BB6E738FFC7DD5DE" box="[567,984,398,419]" gridcol="1" gridrow="5" pageId="4" pageNumber="159">
|
||||
3.2
|
||||
<emphasis id="B94FDC1BC2661E0EBB0C7391FDC4D5DF" box="[597,609,400,418]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
4.2(
|
||||
<emphasis id="B94FDC1BC2661E0EBBDE7391FD36D5DF" box="[647,659,400,418]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
5) mm
|
||||
</td>
|
||||
<td id="76DA6B37C266E1F5BAB7738FFA3BD5DE" box="[1006,1438,398,419]" gridcol="2" gridrow="5" pageId="4" pageNumber="159">
|
||||
4
|
||||
<emphasis id="B94FDC1BC2661E0EBAA37391FBA3D5DF" box="[1018,1030,400,418]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
5.1 mm
|
||||
</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA73B4FA3BD59A" box="[147,1438,437,487]" gridrow="6" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA73B4FE13D59A" box="[147,438,437,487]" gridcol="0" gridrow="6" pageId="4" pageNumber="159">Spikelet base</th>
|
||||
<td id="76DA6B37C266E1F5BB6E73B4FC7DD59A" box="[567,984,437,487]" gridcol="1" gridrow="6" pageId="4" pageNumber="159">Glabrous or with short sparse trichomes ca. 0.2 mm long</td>
|
||||
<td id="76DA6B37C266E1F5BAB773B4FA3BD59A" box="[1006,1438,437,487]" gridcol="2" gridrow="6" pageId="4" pageNumber="159">
|
||||
Surrounded by long appressed trichomes 0.8
|
||||
<emphasis id="B94FDC1BC2661E0EBD5573D4FBBDD59A" box="[1036,1048,469,487]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
1.2 mm long
|
||||
</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA73FBFA3BD672" box="[147,1438,506,527]" gridrow="7" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA73FBFE13D672" box="[147,438,506,527]" gridcol="0" gridrow="7" pageId="4" pageNumber="159">Callus</th>
|
||||
<td id="76DA6B37C266E1F5BB6E73FBFC7DD672" box="[567,984,506,527]" gridcol="1" gridrow="7" pageId="4" pageNumber="159">Conspicuous and geniculate</td>
|
||||
<td id="76DA6B37C266E1F5BAB773FBFA3BD672" box="[1006,1438,506,527]" gridcol="2" gridrow="7" pageId="4" pageNumber="159">Inconspicuous</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA7020FA3BD62E" box="[147,1438,545,595]" gridrow="8" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA7020FE13D62E" box="[147,438,545,595]" gridcol="0" gridrow="8" pageId="4" pageNumber="159">Lower glume apex</th>
|
||||
<td id="76DA6B37C266E1F5BB6E7020FC7DD62E" box="[567,984,545,595]" gridcol="1" gridrow="8" pageId="4" pageNumber="159">Awned, the awn 1.5–3.5 mm long, sometimes undeveloped</td>
|
||||
<td id="76DA6B37C266E1F5BAB77020FA3BD62E" box="[1006,1438,545,595]" gridcol="2" gridrow="8" pageId="4" pageNumber="159">Muticous or with a mucro up to 0.5 mm long</td>
|
||||
</tr>
|
||||
<tr id="350B024BC266E1F5B9CA7067FA3BD606" box="[147,1438,614,635]" gridrow="9" pageId="4" pageNumber="159">
|
||||
<th id="76DA6B37C266E1F5B9CA7067FE13D606" box="[147,438,614,635]" gridcol="0" gridrow="9" pageId="4" pageNumber="159">Lower anthecium</th>
|
||||
<td id="76DA6B37C266E1F5BB6E7067FC7DD606" box="[567,984,614,635]" gridcol="1" gridrow="9" pageId="4" pageNumber="159">Staminate or neuter</td>
|
||||
<td id="76DA6B37C266E1F5BAB77067FA3BD606" box="[1006,1438,614,635]" gridcol="2" gridrow="9" pageId="4" pageNumber="159">Neuter</td>
|
||||
</tr>
|
||||
</table>
|
||||
</paragraph>
|
||||
<caption id="DF445081C2661E0EB9D1743FFA23D29E" ID-DOI="http://doi.org/10.5281/zenodo.13716219" ID-Zenodo-Dep="13716219" httpUri="https://zenodo.org/record/13716219/files/figure.png" pageId="4" pageNumber="159" startId="4.[136,229,1598,1619]" targetBox="[157,1432,666,1569]" targetPageId="4" targetType="figure">
|
||||
<paragraph id="8B840009C2661E0EB9D1743FFA23D29E" blockId="4.[136,1452,1598,1763]" pageId="4" pageNumber="159">
|
||||
<emphasis id="B94FDC1BC2661E0EB9D1743FFF5BD22E" bold="true" box="[136,254,1598,1619]" pageId="4" pageNumber="159">FIGURE 3.</emphasis>
|
||||
Morphological comparison between
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBB3E743FFCE9D22E" authorityName="Oliveira & Dorneles Welker & Fieker & Filgueiras & Dos Santos Sousa" authorityYear="2019" box="[615,844,1598,1619]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2661E0EBB3E743FFCE9D22E" box="[615,844,1598,1619]" italics="true" pageId="4" pageNumber="159">Mesosetum canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBA25743FFC45D22E" authorityName="Filgueiras" authorityYear="1987" box="[892,992,1598,1619]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="alatum">
|
||||
<emphasis id="B94FDC1BC2661E0EBA25743FFC45D22E" box="[892,992,1598,1619]" italics="true" pageId="4" pageNumber="159">M. alatum</emphasis>
|
||||
</taxonomicName>
|
||||
. A
|
||||
<emphasis id="B94FDC1BC2661E0EBAA57441FBADD22F" box="[1020,1032,1600,1618]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
C.
|
||||
<emphasis id="B94FDC1BC2661E0EBD7C743FFB1BD22E" box="[1061,1214,1598,1619]" italics="true" pageId="4" pageNumber="159">
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBD7C743FFB1FD22E" authorityName="Oliveira & Dorneles Welker & Fieker & Filgueiras & Dos Santos Sousa" authorityYear="2019" box="[1061,1210,1598,1619]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="canastrense">M. canastrense</taxonomicName>
|
||||
.
|
||||
</emphasis>
|
||||
A. Spikelet (the apex of the lower glume is indicated by the arrow). B. Basal portion of the spikelet showing the inconspicuous callus (indicated by the arrow). C. Spikelet insertion at the pedicel (indicated by the arrow). D
|
||||
<emphasis id="B94FDC1BC2661E0EBB847489FD4CD2E7" box="[733,745,1672,1690]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
F.
|
||||
<emphasis id="B94FDC1BC2661E0EBA587487FCCED2E6" box="[769,875,1670,1691]" italics="true" pageId="4" pageNumber="159">
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBA587487FCC2D2E6" authorityName="Filgueiras" authorityYear="1987" box="[769,871,1670,1691]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="alatum">M. alatum</taxonomicName>
|
||||
.
|
||||
</emphasis>
|
||||
D. Spikelet (the apex of the lower glume is indicated by the arrow). E. Basal portion of the spikelet showing the conspicuous geniculate callus (indicated by the arrow). F. Spikelet insertion at the pedicel (indicated by the arrow). Scale bar: 1 mm. (A
|
||||
<emphasis id="B94FDC1BC2661E0EBBD074D1FD30D29F" box="[649,661,1744,1762]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
C from
|
||||
<emphasis id="B94FDC1BC2661E0EBB8674CFFC08D29E" box="[735,941,1742,1763]" italics="true" pageId="4" pageNumber="159">C.Z. Fieker et al. 283</emphasis>
|
||||
, CEN; D
|
||||
<emphasis id="B94FDC1BC2661E0EBD5E74D1FBB6D29F" box="[1031,1043,1744,1762]" italics="true" pageId="4" pageNumber="159">‒</emphasis>
|
||||
F from
|
||||
<emphasis id="B94FDC1BC2661E0EBD0274CFFAEFD29E" box="[1115,1354,1742,1763]" italics="true" pageId="4" pageNumber="159">J.E.Q. Farias et al. 4947</emphasis>
|
||||
, UB).
|
||||
</paragraph>
|
||||
</caption>
|
||||
<paragraph id="8B840009C2661E0EB9E47512FE25DC55" blockId="4.[136,1452,1811,2088]" pageId="4" pageNumber="159">
|
||||
The new species apparently does not have stolons. However,
|
||||
<bibRefCitation id="EFAA7DF8C2661E0EBA2C7512FBB9D351" author="Ribeiro, A. R. O." box="[885,1052,1811,1836]" pageId="4" pageNumber="159" refId="ref4795" refString="Ribeiro, A. R. O. (2013) Citogenetica, reproducao e variabilidade morfologica de especies de Mesosetum sect. Bifaria (Hack.) Chase (Poaceae: Paspaleae). Master's Thesis, Universidade de Brasilia, Brasilia, 99 pp." type="book" year="2013">Ribeiro (2013)</bibRefCitation>
|
||||
showed for related species that the stolons appear only in some phases of the cycle of the plants. As we could not observe
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBD1F7536FB4AD32D" authorityName="Oliveira & Dorneles Welker & Fieker & Filgueiras & Dos Santos Sousa" authorityYear="2019" box="[1094,1263,1847,1872]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2661E0EBD1F7536FB4AD32D" box="[1094,1263,1847,1872]" italics="true" pageId="4" pageNumber="159">M. canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
in all phases, we chose not to include this character in the description. Additionally, it is quite intriguing that not even a single caryopsis was found in the plants of
|
||||
<taxonomicName id="4C3B7B8AC2661E0EB8E7757EFDCFD3E5" authorityName="Oliveira & Dorneles Welker & Fieker & Filgueiras & Dos Santos Sousa" authorityYear="2019" box="[446,618,1919,1944]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2661E0EB8E7757EFDCFD3E5" box="[446,618,1919,1944]" italics="true" pageId="4" pageNumber="159">M. canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
examined, even in mature inflorescences. Nevertheless, large apparently healthy populations of this species were observed in the field. Absence of fruits in several Cerrado grasses is not uncommon, including
|
||||
<taxonomicName id="4C3B7B8AC2661E0EB8DD75C6FDFFD39D" box="[388,602,1991,2016]" pageId="4" pageNumber="159">
|
||||
<emphasis id="B94FDC1BC2661E0EB8DD75C6FDA7D39D" box="[388,514,1991,2016]" italics="true" pageId="4" pageNumber="159">Mesosetum</emphasis>
|
||||
species
|
||||
</taxonomicName>
|
||||
(
|
||||
<bibRefCitation id="EFAA7DF8C2661E0EBB3175C6FCBED39D" author="Filgueiras, T. S." box="[616,795,1991,2016]" pageId="4" pageNumber="159" pagination="47 - 114" refId="ref3701" refString="Filgueiras, T. S. (1989) Revisao de Mesosetum Steudel (Gramineae: Paniceae). Acta Amazon i ca 19: 47 - 114. https: // doi. org / 10.1590 / 1809 - 43921989191114" type="journal article" year="1989">Filgueiras 1989</bibRefCitation>
|
||||
,
|
||||
<bibRefCitation id="EFAA7DF8C2661E0EBA7F75C6FC18D39D" author="Ribeiro, A. R. O." box="[806,957,1991,2016]" pageId="4" pageNumber="159" refId="ref4795" refString="Ribeiro, A. R. O. (2013) Citogenetica, reproducao e variabilidade morfologica de especies de Mesosetum sect. Bifaria (Hack.) Chase (Poaceae: Paspaleae). Master's Thesis, Universidade de Brasilia, Brasilia, 99 pp." type="book" year="2013">Ribeiro 2013</bibRefCitation>
|
||||
).
|
||||
<taxonomicName id="4C3B7B8AC2661E0EBA9675C6FB7CD39D" authorityName="Oliveira & Dorneles Welker & Fieker & Filgueiras & Dos Santos Sousa" authorityYear="2019" box="[975,1241,1991,2016]" class="Liliopsida" family="Poaceae" genus="Mesosetum" kingdom="Plantae" order="Poales" pageId="4" pageNumber="159" phylum="Tracheophyta" rank="species" species="canastrense">
|
||||
<emphasis id="B94FDC1BC2661E0EBA9675C6FB7CD39D" box="[975,1241,1991,2016]" italics="true" pageId="4" pageNumber="159">Mesosetum canastrense</emphasis>
|
||||
</taxonomicName>
|
||||
therefore seems to belong to this group of native grasses that rarely or never produce fruits. Further investigation on the reproduction of this species is needed.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
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