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<document id="5B93834BF0BAE17497A646EB8B76D40F" ID-CLB-Dataset="304024" ID-DOI="10.15553/c2023v782a5" ID-GBIF-Dataset="8c2e2b3e-bc4d-4d8b-917c-8d1135d45e9c" ID-ISSN="2235-3658" ID-Zenodo-Dep="12584189" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="guilherme" IM.materialsCitations_approvedBy="guilherme" IM.metadata_approvedBy="guilherme" IM.taxonomicNames_approvedBy="guilherme" IM.treatments_approvedBy="guilherme" checkinTime="1719591321676" checkinUser="felipe" docAuthor="Borah, Dipankar, Taram, Momang &amp; Hughes, Mark" docDate="2023" docId="03D80B01FFC10478FFF3F9D6BDD0FA1D" docLanguage="en" docName="Candollea.78.2.147-151.pdf" docOrigin="Candollea 78 (2)" docSource="http://dx.doi.org/10.15553/c2023v782a5" docStyle="DocumentStyle:1E5CC43F38D0DBC531513809D1267F7B.3:Candollea.2015-.journal_article" docStyleId="1E5CC43F38D0DBC531513809D1267F7B" docStyleName="Candollea.2015-.journal_article" docStyleVersion="3" docTitle="Begonia egamii D. Borah &amp; Taram &amp; M. Hughes" docType="treatment" docVersion="4" lastPageNumber="151" masterDocId="FFE17379FFC3047CFF82FFD7BE05FFD2" masterDocTitle="Begonia egamii (Begoniaceae), a remarkable new species from Arunachal Pradesh, India" masterLastPageNumber="151" masterPageNumber="147" pageNumber="147" updateTime="1727875957750" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
<mods:mods id="F1B7CAB9DCD0C33A9EBC783038BF6003" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="1F2AE7AEB0274FA5B24A66CE52210014">
<mods:title id="A0AD847B4083CBA6391BEBB1C42C8F3B">Begonia egamii (Begoniaceae), a remarkable new species from Arunachal Pradesh, India</mods:title>
</mods:titleInfo>
<mods:name id="052E6F4C098040D6673B0856738F83E9" type="personal">
<mods:role id="6A900FE5475BE17F3DE685627632769F">
<mods:roleTerm id="460844C55132379968D0ADC71DF98504">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="969517EBB0ADC4036E662F590F2B1040">Borah, Dipankar</mods:namePart>
</mods:name>
<mods:name id="6067D6968F14606AECFFB8CF1ACA96B8" type="personal">
<mods:role id="98505ABF325ECB992B3A24829B489294">
<mods:roleTerm id="B681C01C6EAD453015EADE6DA0735797">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="003551F2234002F5E24FBB414D8DE429">Taram, Momang</mods:namePart>
</mods:name>
<mods:name id="38133A0A13E39745EF86A58D6AD37AB6" type="personal">
<mods:role id="CD5A5C82B24E15502E625D4A51F5A1AC">
<mods:roleTerm id="D22AD757B50CDD224B3105570B4AD9BD">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="F980CFE1ABD27EB910FC61A8A7B1F341">Hughes, Mark</mods:namePart>
</mods:name>
<mods:typeOfResource id="9DAD939B1B631092025C7837A1716CC7">text</mods:typeOfResource>
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<mods:titleInfo id="05A977E26AE07A7D693018906D72451F">
<mods:title id="234435E1E9F3F3783F95C3FC82978004">Candollea</mods:title>
</mods:titleInfo>
<mods:part id="5E675AF5D278594CFA3A9C2EED06E7CC">
<mods:date id="C9C4822F5E5D9EE701F65FFB589A1FA3">2023</mods:date>
<mods:detail id="A642821705B91ED984194362741BA4F1" type="pubDate">
<mods:number id="E0F92D5D985560BD853F8DE49F26C23B">2023-11-20</mods:number>
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<mods:number id="49CD0DCA2FE4F47D0926F936826E501C">78</mods:number>
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<mods:number id="E79AE06E54E7CBF2350AFD4C026A1716">2</mods:number>
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<mods:url id="BD8CDC739F8CF95104E0B6B68930EBF1">http://dx.doi.org/10.15553/c2023v782a5</mods:url>
</mods:location>
<mods:classification id="8BCAF75424BBA067C810BCA5790AE916">journal article</mods:classification>
<mods:identifier id="95BC08C47F6668F9F17C44A7BDBB8165" type="CLB-Dataset">304024</mods:identifier>
<mods:identifier id="CAE5F488207141016D83EAE0F6985C1C" type="DOI">10.15553/c2023v782a5</mods:identifier>
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<treatment id="03D80B01FFC10478FFF3F9D6BDD0FA1D" ID-DOI="http://doi.org/10.5281/zenodo.13881540" ID-Zenodo-Dep="13881540" LSID="urn:lsid:plazi:treatment:03D80B01FFC10478FFF3F9D6BDD0FA1D" httpUri="http://treatment.plazi.org/id/03D80B01FFC10478FFF3F9D6BDD0FA1D" lastPageId="4" pageId="2">
<subSubSection id="C36BE99CFFC1047EFFF3F9D6BEDBF9E8" pageId="2" type="nomenclature">
<paragraph id="8BCEBA17FFC1047EFFF3F9D6BEDBF9E8" blockId="2.[113,766,276,1935]" pageId="2">
<taxonomicName id="4C71C194FFC1047EFFF3F9D6BC82F9C8" ID-CoL="CFGST" authority="D. Borah &amp; Taram &amp; M. Hughes" authorityName="D. Borah &amp; Taram &amp; M. Hughes" box="[113,647,1537,1562]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="2" phylum="Tracheophyta" rank="species" species="egamii">
<emphasis id="B9056605FFC1047EFFF3F9D6BF18F9CB" bold="true" box="[113,285,1537,1561]" italics="true" pageId="2">Begonia egamii</emphasis>
D. Borah, Taram &amp; M. Hughes
</taxonomicName>
,
<emphasis id="B9056605FFC1047EFD21F9D5BCFEF9C8" bold="true" box="[675,763,1538,1562]" pageId="2">sp. nov.</emphasis>
(
<figureCitation id="134AA692FFC1047EFFFBF9F5BEB5F9E8" box="[121,176,1570,1594]" captionStart="Fig" captionStartId="3.[136,165,1889,1909]" captionTargetBox="[236,1373,274,1866]" captionTargetId="figure-16@3.[243,1367,276,1866]" captionText="Fig. 1. – Begonia egamii D. Borah, Taram &amp; M. Hughes.A. Habit; B. Adaxial leaf surface; C. Abaxial leaf surface; D. Stipule; E. Staminate flower (inner view); F. Staminate flower (outer view); G–H. Outer tepals of a staminate flower; I–J. Inner tepals of a staminate flower; K. Style; L. Pistillate flower; M. Fruit; N. Cross section of a fruit showing locules. [Photos: D. Borah &amp; E. Basar]" figureDoi="http://doi.org/10.5281/zenodo.13881542" httpUri="https://zenodo.org/record/13881542/files/figure.png" pageId="2">Fig. 1</figureCitation>
,
<figureCitation id="134AA692FFC1047EFF40F9F5BED4F9E8" box="[194,209,1570,1594]" captionStart="Fig" captionStartId="4.[113,143,1320,1340]" captionTargetBox="[113,1451,276,1297]" captionTargetPageId="4" captionText="Fig.2.– Begonia egamii D. Borah, Taram &amp; M. Hughes. A, B. Habitat; C. Detail of staminate flowers showing the unusual asymmetric androecium. [Photos: D. Borah &amp; E. Basar]" figureDoi="http://doi.org/10.5281/zenodo.12584191" httpUri="https://zenodo.org/record/12584191/files/figure.png" pageId="2">2</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C36BE99CFFC1047EFF15F99BBFDBF976" pageId="2" type="materials_examined">
<paragraph id="8BCEBA17FFC1047EFF15F99BBFDBF976" blockId="2.[113,766,276,1935]" pageId="2">
<materialsCitation id="3B19B04AFFC1047EFF15F99BBFDBF976" collectingDate="2023-01-04" collectionCode="CAL" collectorName="Taram &amp; Borah" country="India" county="Leparada" elevation="1000" location="EB Project Nature" municipality="Basar" pageId="2" specimenCount="1" stateProvince="Arunachal Pradesh" typeStatus="holotype">
<emphasis id="B9056605FFC1047EFF15F99BBC48F9B6" bold="true" box="[151,589,1612,1636]" pageId="2">
<typeStatus id="54CA04B5FFC1047EFF15F99BBF0BF9B6" box="[151,270,1612,1636]" pageId="2" type="holotype">Holotypus</typeStatus>
:
<collectingCountry id="F366FA87FFC1047EFE95F99BBF68F9B6" box="[279,365,1612,1636]" name="India" pageId="2">INDIA</collectingCountry>
.
<collectingRegion id="49B574F5FFC1047EFEF4F99BBC4CF9B6" box="[374,585,1612,1636]" country="India" name="Arunachal Pradesh" pageId="2">Arunachal Pradesh</collectingRegion>
:
</emphasis>
<collectingCounty id="62AFC29BFFC1047EFDD1F99BBCACF9B6" box="[595,681,1612,1636]" pageId="2">Leparada</collectingCounty>
,
<collectingMunicipality id="6BAA206DFFC1047EFD3DF99BBCE8F9B6" box="[703,749,1612,1636]" pageId="2">Basar</collectingMunicipality>
,
<location id="8EAEECCCFFC1047EFF15F9BABF5EF956" LSID="urn:lsid:plazi:treatment:03D80B01FFC10478FFF3F9D6BDD0FA1D:8EAEECCCFFC1047EFF15F9BABF5EF956" box="[151,347,1644,1668]" country="India" county="Leparada" municipality="Basar" name="EB Project Nature" pageId="2" stateProvince="Arunachal Pradesh">EB Project Nature</location>
, 27 '35&quot;N 94'43&quot;E,
<quantity id="4C8917F2FFC1047EFDBBF9BBBC83F956" box="[569,646,1644,1668]" metricMagnitude="3" metricUnit="m" metricValue="1.0" pageId="2" unit="m" value="1000.0">
<elevation id="005C5D24FFC1047EFDBBF9BBBC83F956" box="[569,646,1644,1668]" metricMagnitude="3" metricUnit="m" metricValue="1.0" pageId="2" unit="m" value="1000.0">1000 m</elevation>
</quantity>
,
<date id="FFCF9CD7FFC1047EFD19F9BBBCEDF956" box="[667,744,1644,1668]" pageId="2" value="2023-01-04">
<collectingDate id="EF8B653FFFC1047EFD19F9BBBCEDF956" box="[667,744,1644,1668]" pageId="2" value="2023-01-04">4.I.2023</collectingDate>
</date>
,
<emphasis id="B9056605FFC1047EFF15F95ABF85F976" box="[151,384,1676,1700]" italics="true" pageId="2">
<collectorName id="2684DFC1FFC1047EFF15F95ABEDEF976" box="[151,219,1677,1700]" pageId="2">Taram</collectorName>
&amp;
<collectorName id="2684DFC1FFC1047EFF7CF95BBF3EF976" box="[254,315,1676,1700]" pageId="2">Borah</collectorName>
10023
</emphasis>
(
<collectionCode id="ED6022D2FFC1047EFE0CF95BBFCBF976" box="[398,462,1676,1700]" collectionName="CAL" pageId="2">CAL</collectionCode>
!).
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="C36BE99CFFC1047EFF15F96FBCE5F85C" pageId="2" type="diagnosis">
<paragraph id="8BCEBA17FFC1047EFF15F96FBCE5F85C" blockId="2.[113,766,276,1935]" pageId="2">
<taxonomicName id="4C71C194FFC1047EFF15F96FBC8CF91D" authority="D. Borah, Taram &amp; M. Hughes" authorityName="D. Borah, Taram &amp; M. Hughes" box="[151,649,1719,1743]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="2" phylum="Tracheophyta" rank="species" species="egamii">Begonia egamii D. Borah, Taram &amp; M. Hughes</taxonomicName>
has a very
<emphasis id="B9056605FFC1047EFF15F900BCF9F93D" box="[151,764,1751,1775]" italics="true" pageId="2">unusual combination of characters, making it hard to find a close</emphasis>
<emphasis id="B9056605FFC1047EFF15F920BCFEF8DD" box="[151,763,1783,1807]" italics="true" pageId="2">ally for taxonomic comparison. It shares some characters with</emphasis>
<emphasis id="B9056605FFC1047EFF15F8CFBCF9F8FD" box="[151,764,1815,1839]" italics="true" pageId="2">
<taxonomicName id="4C71C194FFC1047EFF15F8CFBF84F8FD" authority="C. I Peng" authorityName="C. I Peng" box="[151,385,1815,1839]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="2" phylum="Tracheophyta" rank="species" species="tamdaoensis">B. tamdaoensis C.I Peng</taxonomicName>
such as having hispid hairs on the tepals
</emphasis>
and ovary and a zygomorphic androecium, but differs in having leaves rugulose above (vs. smooth), two stigmas (vs. three), and
<emphasis id="B9056605FFC1047EFF15F8A0BCE5F85C" box="[151,736,1911,1935]" italics="true" pageId="2">anthers retuse at the apex (vs. with an extended connective).</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="C36BE99CFFC1047EFCC5FEC0BDF6FADC" pageId="2" type="description">
<paragraph id="8BCEBA17FFC1047EFCC5FEC0BDF6FADC" blockId="2.[801,1458,278,1935]" pageId="2">
Creeping
<emphasis id="B9056605FFC1047EFC46FEC0BDF1FEFD" box="[964,1012,279,303]" italics="true" pageId="2">herb</emphasis>
,
<quantity id="4C8917F2FFC1047EFB8AFEC0BA85FEFC" box="[1032,1152,278,303]" metricMagnitude="-1" metricUnit="m" metricValue="2.15" metricValueMax="2.8" metricValueMin="1.5" pageId="2" unit="cm" value="21.5" valueMax="28.0" valueMin="15.0">15 – 28 cm</quantity>
long, strigose; rhizome 5 –10 ×
<quantity id="4C8917F2FFC1047EFCF5FEE0BDD7FE9D" box="[887,978,310,335]" metricMagnitude="-2" metricUnit="m" metricValue="1.25" metricValueMax="1.5" metricValueMin="1.0" pageId="2" unit="cm" value="1.25" valueMax="1.5" valueMin="1.0">1 –1.5 cm</quantity>
, internodes very short at base, becoming a creeping stem toward apex with internodes
<quantity id="4C8917F2FFC1047EFA9EFE80BB6BFEBC" box="[1308,1390,342,367]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" metricValueMax="4.0" metricValueMin="1.0" pageId="2" unit="cm" value="2.5" valueMax="4.0" valueMin="1.0">1– 4 cm</quantity>
long, mixed with more congested internodes so leaves can appear crowded together, stipules triangular to elliptic-ovate, 1 –1.6 ×
<quantity id="4C8917F2FFC1047EFCF8FE60BDE9FE1D" box="[890,1004,438,463]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" metricValueMax="1.2" metricValueMin="0.8" pageId="2" unit="cm" value="1.0" valueMax="1.2" valueMin="0.8">0.8–1.2 cm</quantity>
, glabrous adaxially, pubescent abaxially, margin ciliate, apex shortly acuminate.
<emphasis id="B9056605FFC1047EFB68FE00BB1AFE3C" box="[1258,1311,471,494]" italics="true" pageId="2">Stem</emphasis>
decumbent, 8 –22 ×
<quantity id="4C8917F2FFC1047EFCF4FE20BDECFDDD" box="[886,1001,502,527]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="2" unit="cm" value="0.4" valueMax="0.5" valueMin="0.3">0.3–0.5 cm</quantity>
, rooting at nodes, indumentum strigose (trichomes c.
<quantity id="4C8917F2FFC1047EFC2FFDC0BDECFDFC" box="[941,1001,535,559]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="2" unit="mm" value="5.0">5 mm</quantity>
long), red.
<emphasis id="B9056605FFC1047EFBD9FDCFBA9BFDFD" box="[1115,1182,536,559]" italics="true" pageId="2">Leaves</emphasis>
appearing clustered when internodes are close together, on 6–20 ×
<quantity id="4C8917F2FFC1047EFB51FDE0BB49FD9C" box="[1235,1356,566,591]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="2" unit="cm" value="0.25" valueMax="0.3" valueMin="0.2">0.2–0.3 cm</quantity>
petioles; lamina elliptic-ovate, 8–30 ×
<quantity id="4C8917F2FFC1047EFBE7FD80BABFFDBD" box="[1125,1210,598,623]" metricMagnitude="-1" metricUnit="m" metricValue="1.2" metricValueMax="1.8" metricValueMin="0.6" pageId="2" unit="cm" value="12.0" valueMax="18.0" valueMin="6.0">6–18 cm</quantity>
, rugulose, apex acute to shortly acuminate, base cordate with lobes overlapping, margin subentire, crenate, or serrate, ciliate, densely strigose, veins palmate, 7–9.
<emphasis id="B9056605FFC1047EFC7EFD60BA7EFD1D" box="[1020,1147,695,719]" italics="true" pageId="2">Inflorescence</emphasis>
axillary, cymose; peduncles strigose, primary
<quantity id="4C8917F2FFC1047EFC59FD00BA4EFD3C" box="[987,1099,726,751]" metricMagnitude="-1" metricUnit="m" metricValue="1.365" metricValueMax="2.0" metricValueMin="0.73" pageId="2" unit="cm" value="13.65" valueMax="20.0" valueMin="7.3">7.3–20 cm</quantity>
long, secondary
<quantity id="4C8917F2FFC1047EFB7DFD00BB74FD3C" box="[1279,1393,726,751]" metricMagnitude="-2" metricUnit="m" metricValue="4.4" metricValueMax="7.5" metricValueMin="1.3" pageId="2" unit="cm" value="4.4" valueMax="7.5" valueMin="1.3">1.3–7.5 cm</quantity>
long, tertiary
<quantity id="4C8917F2FFC1047EFCF8FD20BDF1FCDC" box="[890,1012,758,783]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" metricValueMax="4.5" metricValueMin="0.5" pageId="2" unit="cm" value="2.5" valueMax="4.5" valueMin="0.5">0.5–4.5 cm</quantity>
long; bracts lanceolate to elliptic-ovate, 0.5–1 ×
<quantity id="4C8917F2FFC1047EFCF8FCC0BDEAFCFD" box="[890,1007,790,815]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" metricValueMax="6.0" metricValueMin="3.0" pageId="2" unit="cm" value="0.44999999999999996" valueMax="0.6" valueMin="0.3">0.3 –0.6 cm</quantity>
, acute, entire, pubescent, with a pedicel
<quantity id="4C8917F2FFC1047EFCA3FCE0BD76FC9C" box="[801,883,822,847]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="2" unit="cm" value="1.5" valueMax="2.0" valueMin="1.0">1 –2 cm</quantity>
long.
<emphasis id="B9056605FFC1047EFC3AFCE0BA69FC9D" box="[952,1132,823,847]" italics="true" pageId="2">Staminate flower</emphasis>
with 4 tepals; outer tepals 2, broadly ovate to orbicular, 1.3–2 ×
<quantity id="4C8917F2FFC1047EFB1BFC80BAEAFCBD" box="[1177,1263,854,879]" metricMagnitude="-2" metricUnit="m" metricValue="1.25" metricValueMax="1.5" metricValueMin="1.0" pageId="2" unit="cm" value="1.25" valueMax="1.5" valueMin="1.0">1–1.5 cm</quantity>
, glabrous inside, pubescent outside, pink; inner tepals 2, ovate to elliptic ovate, 1 – 1.3 ×
<quantity id="4C8917F2FFC1047EFCFCFC40BDF3FC7D" box="[894,1014,918,943]" metricMagnitude="-3" metricUnit="m" metricValue="6.0" metricValueMax="7.0" metricValueMin="5.0" pageId="2" unit="cm" value="0.6" valueMax="0.7" valueMin="0.5">0.5– 0.7 cm</quantity>
, glabrescent outside, glabrous inside, pinkish white; stamens 30– 60, anthers basifixed, elliptic-obovate, c.
<quantity id="4C8917F2FFC1047EFC18FC00BDDCFC3C" box="[922,985,983,1007]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="2" unit="mm" value="2.0">2 mm</quantity>
long, connective retuse, filament c.
<quantity id="4C8917F2FFC1047EFADEFC00BBAEFC3C" box="[1372,1451,983,1007]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="2" unit="mm" value="1.5">1.5 mm</quantity>
long, fused at base into a stout column; pedicel
<quantity id="4C8917F2FFC1047EFA93FC20BB74FBDC" box="[1297,1393,1014,1039]" metricMagnitude="-2" metricUnit="m" metricValue="3.25" metricValueMax="4.0" metricValueMin="2.5" pageId="2" unit="cm" value="3.25" valueMax="4.0" valueMin="2.5">2.5–4 cm</quantity>
long, strigose.
<emphasis id="B9056605FFC1047EFC02FBC0BA26FBFD" box="[896,1059,1047,1071]" italics="true" pageId="2">Pistillate flower</emphasis>
with 5 tepals, unequal, elliptic ovate to broadly ovate, 1–1.3 ×
<quantity id="4C8917F2FFC1047EFBA7FBE0BA95FB9D" box="[1061,1168,1078,1103]" metricMagnitude="-2" metricUnit="m" metricValue="1.05" metricValueMax="1.2" metricValueMin="0.9" pageId="2" unit="cm" value="1.05" valueMax="1.2" valueMin="0.9">0.9–1.2 cm</quantity>
, strigose outside, glabrous inside, pink; pistil c.
<quantity id="4C8917F2FFC1047EFB8FFB80BA69FBBC" box="[1037,1132,1110,1135]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="2" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">2– 3 mm</quantity>
long, styles 2, c.
<quantity id="4C8917F2FFC1047EFAACFB80BB68FBBC" box="[1326,1389,1111,1135]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="2" unit="mm" value="1.0">1 mm</quantity>
long, persistent, stigma papillose, yellow, ovary 2-locular, placentae bifid; pedicel
<quantity id="4C8917F2FFC1047EFC36FB40BA01FB7C" box="[948,1028,1174,1199]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="2" unit="cm" value="1.5" valueMax="2.0" valueMin="1.0">1–2 cm</quantity>
long, strigose.
<emphasis id="B9056605FFC1047EFB27FB40BAF0FB7D" box="[1189,1269,1175,1199]" italics="true" pageId="2">Capsule</emphasis>
<quantity id="4C8917F2FFC1047EFB7EFB40BB75FB7C" box="[1276,1392,1174,1199]" metricMagnitude="-2" metricUnit="m" metricValue="1.35" metricValueMax="1.5" metricValueMin="1.2" pageId="2" unit="cm" value="1.35" valueMax="1.5" valueMin="1.2">1.2–1.5 cm</quantity>
long, densely strigose, with 1 oblong central wing and 2 shorter obtuse lateral wings, central wing 1–2 ×
<quantity id="4C8917F2FFC1047EFB3CFB00BB10FB3D" box="[1214,1301,1238,1263]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="2" unit="cm" value="0.9" valueMax="1.0" valueMin="0.8">0.8–1 cm</quantity>
, lateral wings 1–1.2 ×
<quantity id="4C8917F2FFC1047EFCF6FB20BDEAFADC" box="[884,1007,1270,1295]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="2" unit="cm" value="0.4" valueMax="0.5" valueMin="0.3">0.3–0.5 cm</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="C36BE99CFFC1047EFCC5FAE0BB1FFA5D" pageId="2" type="etymology">
<paragraph id="8BCEBA17FFC1047EFCC5FAE0BB1FFA5D" blockId="2.[801,1458,278,1935]" pageId="2">
<emphasis id="B9056605FFC1047EFCC5FAE0BDB6FA9D" box="[839,947,1335,1359]" italics="true" pageId="2">Etymology</emphasis>
. – The species is named after Shri. Egam Basar, a dedicated plant grower who first discovered the species in Leparada District of Arunachal Pradesh, India.
</paragraph>
</subSubSection>
<subSubSection id="C36BE99CFFC1047EFCC5FA60BA4CF85D" pageId="2" type="distribution">
<paragraph id="8BCEBA17FFC1047EFCC5FA60BA4CF85D" blockId="2.[801,1458,278,1935]" pageId="2">
<emphasis id="B9056605FFC1047EFCC5FA60BAC2FA1D" box="[839,1223,1463,1487]" italics="true" pageId="2">Distribution, ecology and phenology</emphasis>
. –
<taxonomicName id="4C71C194FFC1047EFB6EFA6FBB94FA1D" box="[1260,1425,1464,1487]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="2" phylum="Tracheophyta" rank="species" species="egamii">
<emphasis id="B9056605FFC1047EFB6EFA6FBB94FA1D" box="[1260,1425,1464,1487]" italics="true" pageId="2">Begonia egamii</emphasis>
</taxonomicName>
is known only from the
<typeStatus id="54CA04B5FFC1047EFB8CFA00BA39FA3D" box="[1038,1084,1495,1519]" pageId="2">type</typeStatus>
locality in the EB Project Nature reserve area, Arunachal Pradesh, northeastern India. This reserve area is spread over 100 hectares dedicated to safeguard the native and threatened plant species of Arunachal Pradesh.
<collectorName id="2684DFC1FFC1047EFCA3F980BD31F9BC" box="[801,820,1623,1646]" pageId="2">It</collectorName>
was found growing in two different habitat types: (1) gregariously in a recently cleared patch fully exposed to sunlight along with
<taxonomicName id="4C71C194FFC1047EFC15F94FBB2AF97D" authority="(Burm. f.) Ufderw." authorityName="Ufderw." baseAuthorityName="Burm. f." box="[919,1327,1687,1711]" class="Polypodiopsida" family="Gleicheniaceae" genus="Dicranopteris" kingdom="Plantae" order="Gleicheniales" pageId="2" phylum="Tracheophyta" rank="species" species="linearis">
<emphasis id="B9056605FFC1047EFC15F94FBA68F97D" box="[919,1133,1687,1711]" italics="true" pageId="2">Dicranopteris linearis</emphasis>
(Burm. f.) Underw.
</taxonomicName>
,
<taxonomicName id="4C71C194FFC1047EFAC4F940BBA9F97D" box="[1350,1452,1687,1711]" class="Polypodiopsida" family="Dennstaedtiaceae" genus="Pteridium" kingdom="Plantae" order="Polypodiales" pageId="2" phylum="Tracheophyta" rank="genus">
<emphasis id="B9056605FFC1047EFAC4F940BBA9F97D" box="[1350,1452,1687,1711]" italics="true" pageId="2">Pteridium</emphasis>
</taxonomicName>
<emphasis id="B9056605FFC1047EFCA3F960BD8FF91D" box="[801,906,1719,1743]" italics="true" pageId="2">aquilinum</emphasis>
(L.) Kuhn,
<taxonomicName id="4C71C194FFC1047EFB8AF960BBAEF91D" authority="(C. B. Clarke)" baseAuthorityName="C. B. Clarke" box="[1032,1451,1719,1743]" class="Magnoliopsida" family="Melastomataceae" genus="Pseudodissochaeta" kingdom="Plantae" order="Myrtales" pageId="2" phylum="Tracheophyta" rank="species" species="assamica">
<emphasis id="B9056605FFC1047EFB8AF960BB11F91D" box="[1032,1300,1719,1743]" italics="true" pageId="2">Pseudodissochaeta assamica</emphasis>
(C.B. Clarke)
</taxonomicName>
Nayar,
<taxonomicName id="4C71C194FFC1047EFCEEF90FBAE7F93D" authority="(Roxb.) R. J. Wafg" authorityName="R. J. Wafg" baseAuthorityName="Roxb." box="[876,1250,1751,1775]" class="Magnoliopsida" family="Rubiaceae" genus="Dimetia" kingdom="Plantae" order="Gentianales" pageId="2" phylum="Tracheophyta" rank="species" species="scandens">
<emphasis id="B9056605FFC1047EFCEEF90FBA1AF93D" box="[876,1055,1751,1775]" italics="true" pageId="2">Dimetia scandens</emphasis>
(Roxb.) R.J. Wang
</taxonomicName>
,
<taxonomicName id="4C71C194FFC1047EFB78F900BB5BF93C" box="[1274,1374,1751,1774]" class="Liliopsida" family="Cyperaceae" genus="Carex" kingdom="Plantae" order="Poales" pageId="2" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="B9056605FFC1047EFB78F900BB3DF93C" box="[1274,1336,1751,1774]" italics="true" pageId="2">Carex</emphasis>
sp.
</taxonomicName>
; (2) on moist shady cliff faces in association with
<taxonomicName id="4C71C194FFC1047EFB55F920BBAEF8DD" box="[1239,1451,1783,1807]" class="Magnoliopsida" family="Gesneriaceae" genus="Henckelia" kingdom="Plantae" order="Lamiales" pageId="2" phylum="Tracheophyta" rank="species" species="adenocalyx">
<emphasis id="B9056605FFC1047EFB55F920BBAEF8DD" box="[1239,1451,1783,1807]" italics="true" pageId="2">Henckelia adenocalyx</emphasis>
</taxonomicName>
(Chatterjee) D.J. Middleton &amp; Mich. Möller,
<taxonomicName id="4C71C194FFC1047EFA86F8CFBBAEF8FD" box="[1284,1451,1815,1839]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="2" phylum="Tracheophyta" rank="species" species="handelii">
<emphasis id="B9056605FFC1047EFA86F8CFBBAEF8FD" box="[1284,1451,1815,1839]" italics="true" pageId="2">Begonia handelii</emphasis>
</taxonomicName>
Irmsch.,
<taxonomicName id="4C71C194FFC1047EFC07F8E0BAEAF89D" authority="P. K. Mukh." authorityName="P. K. Mukh." box="[901,1263,1847,1871]" class="Magnoliopsida" family="Araliaceae" genus="Hydrocotyle" kingdom="Plantae" order="Apiales" pageId="2" phylum="Tracheophyta" rank="species" species="himalaica">
<emphasis id="B9056605FFC1047EFC07F8E0BA6AF89D" box="[901,1135,1847,1871]" italics="true" pageId="2">Hydrocotyle himalaica</emphasis>
P.K. Mukh.
</taxonomicName>
,
<emphasis id="B9056605FFC1047EFA8BF8E0BD9FF8BD" italics="true" pageId="2">
<taxonomicName id="4C71C194FFC1047EFA8BF8E0BBAEF89D" box="[1289,1451,1847,1871]" class="Magnoliopsida" family="Gesneriaceae" genus="Rhynchotechum" kingdom="Plantae" order="Lamiales" pageId="2" phylum="Tracheophyta" rank="subSpecies" species="leaves" subSpecies="rugulose">Rhynchotechum</taxonomicName>
parviflorum
</emphasis>
Blume,
<taxonomicName id="4C71C194FFC1047EFC73F88FBAE7F8BD" authority="C. B. Clarke" authorityName="C. B. Clarke" box="[1009,1250,1879,1903]" class="Magnoliopsida" family="Gesneriaceae" genus="Boeica" kingdom="Plantae" order="Lamiales" pageId="2" phylum="Tracheophyta" rank="species" species="fulva">
<emphasis id="B9056605FFC1047EFC73F88FBA6CF8BD" box="[1009,1129,1879,1903]" italics="true" pageId="2">Boeica fulva</emphasis>
C.B. Clarke
</taxonomicName>
,
<taxonomicName id="4C71C194FFC1047EFB7AF880BB5AF8BD" box="[1272,1375,1879,1903]" class="Liliopsida" family="Zingiberaceae" genus="Alpinia" kingdom="Plantae" order="Zingiberales" pageId="2" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="B9056605FFC1047EFB7AF880BB41F8BD" box="[1272,1348,1879,1903]" italics="true" pageId="2">Alpinia</emphasis>
sp.
</taxonomicName>
, along with mosses and liverworts.
</paragraph>
</subSubSection>
<caption id="DF0EEA9FFFC0047FFF0AF8B6BA68F87A" ID-DOI="http://doi.org/10.5281/zenodo.13881542" ID-Zenodo-Dep="13881542" httpUri="https://zenodo.org/record/13881542/files/figure.png" pageId="3" startId="3.[136,165,1889,1909]" targetBox="[236,1373,274,1866]" targetPageId="3" targetType="figure">
<paragraph id="8BCEBA17FFC0047FFF0AF8B6BA68F87A" blockId="3.[136,1476,1889,1960]" pageId="3">
<emphasis id="B9056605FFC0047FFF0AF8B6BECFF8A7" bold="true" box="[136,202,1889,1909]" pageId="3">Fig. 1. –</emphasis>
<taxonomicName id="4C71C194FFC0047FFF4DF8B6BCBDF8A7" authority="D. Borah, Taram &amp; M. Hughes. A. Habit" box="[207,696,1889,1909]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="3" phylum="Tracheophyta" rank="species" species="egamii">
<emphasis id="B9056605FFC0047FFF4DF8B6BF5CF8A7" box="[207,345,1889,1909]" italics="true" pageId="3">Begonia egamii</emphasis>
D. Borah, Taram &amp; M. Hughes.
<emphasis id="B9056605FFC0047FFDE9F8B6BC7AF8A7" bold="true" box="[619,639,1889,1909]" pageId="3">A.</emphasis>
Habit
</taxonomicName>
;
<emphasis id="B9056605FFC0047FFD3DF8B6BCD7F8A7" bold="true" box="[703,722,1889,1909]" pageId="3">B.</emphasis>
Adaxial leaf surface;
<emphasis id="B9056605FFC0047FFC14F8B6BDAFF8A7" bold="true" box="[918,938,1889,1909]" pageId="3">C.</emphasis>
Abaxial leaf surface;
<emphasis id="B9056605FFC0047FFBEFF8B6BA84F8A7" bold="true" box="[1133,1153,1889,1909]" pageId="3">D.</emphasis>
Stipule;
<emphasis id="B9056605FFC0047FFF0AF8ACBE9EF85D" bold="true" box="[136,155,1915,1935]" pageId="3">E.</emphasis>
Staminate flower (inner view);
<emphasis id="B9056605FFC0047FFE34F8ACBFC3F85D" bold="true" box="[438,454,1915,1935]" pageId="3">F.</emphasis>
Staminate flower (outer view);
<emphasis id="B9056605FFC0047FFD60F8ACBD16F85D" bold="true" box="[738,787,1915,1935]" pageId="3">G–H.</emphasis>
Outer tepals of a staminate flower;
<emphasis id="B9056605FFC0047FFBDFF8ACBA87F85D" bold="true" box="[1117,1154,1915,1935]" pageId="3">I–J.</emphasis>
Inner tepals of a staminate flower;
<emphasis id="B9056605FFC0047FFF0AF843BE99F87A" bold="true" box="[136,156,1940,1960]" pageId="3">K.</emphasis>
Style;
<emphasis id="B9056605FFC0047FFF5AF843BEEFF87A" bold="true" box="[216,234,1940,1960]" pageId="3">L.</emphasis>
Pistillate flower;
<emphasis id="B9056605FFC0047FFE08F843BFA4F87A" bold="true" box="[394,417,1940,1960]" pageId="3">M.</emphasis>
Fruit;
<emphasis id="B9056605FFC0047FFE59F843BFEAF87A" bold="true" box="[475,495,1940,1960]" pageId="3">N.</emphasis>
Cross section of a fruit showing locules. [Photos: D. Borah &amp; E. Basar]
</paragraph>
</caption>
<caption id="DF0EEA9FFFC70478FFF3FAFFBF73FA84" ID-DOI="http://doi.org/10.5281/zenodo.12584191" ID-Zenodo-Dep="12584191" httpUri="https://zenodo.org/record/12584191/files/figure.png" pageId="4" startId="4.[113,143,1320,1340]" targetBox="[113,1451,276,1297]" targetPageId="4" targetType="figure">
<paragraph id="8BCEBA17FFC70478FFF3FAFFBF73FA84" blockId="4.[113,1431,1320,1366]" pageId="4">
<emphasis id="B9056605FFC70478FFF3FAFFBEB2FAEE" bold="true" box="[113,183,1320,1340]" pageId="4">Fig.2.–</emphasis>
<taxonomicName id="4C71C194FFC70478FF39FAFFBCCAFAEE" authority="D. Borah, Taram &amp; M. Hughes. A, B. Habitat" authorityName="D. Borah, Taram &amp; M. Hughes. A, B. Habitat" box="[187,719,1320,1340]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="4" phylum="Tracheophyta" rank="species" species="egamii">
<emphasis id="B9056605FFC70478FF39FAFFBF43FAEE" box="[187,326,1320,1340]" italics="true" pageId="4">Begonia egamii</emphasis>
D. Borah, Taram &amp; M. Hughes.
<emphasis id="B9056605FFC70478FDDAFAFFBC87FAEE" bold="true" box="[600,642,1320,1340]" pageId="4">A, B.</emphasis>
Habitat
</taxonomicName>
;
<emphasis id="B9056605FFC70478FD57FAFFBCECFAEE" bold="true" box="[725,745,1320,1340]" pageId="4">C.</emphasis>
Detail of staminate flowers showing the unusual asymmetric androecium. [Photos: D. Borah &amp; E. Basar]
</paragraph>
</caption>
<subSubSection id="C36BE99CFFC70478FF15FAA0BF5FFA7D" pageId="4" type="biology_ecology">
<paragraph id="8BCEBA17FFC70478FF15FAA0BF5FFA7D" blockId="4.[113,764,1399,1935]" pageId="4">Flowers from November to December, fruiting from December to January.</paragraph>
</subSubSection>
<subSubSection id="C36BE99CFFC70478FF15FA0FBDD0FA1D" pageId="4" type="discussion">
<paragraph id="8BCEBA17FFC70478FF15FA0FBF84F8FD" blockId="4.[113,764,1399,1935]" pageId="4">
<emphasis id="B9056605FFC70478FF15FA0FBECAFA3D" box="[151,207,1496,1519]" italics="true" pageId="4">Notes</emphasis>
. – Although the pistillate flowers with two stigmas, two-locular ovaries with axile and bifid placentae conform well with
<taxonomicName id="4C71C194FFC70478FF28F9CFBFC7F9FD" box="[170,450,1559,1583]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="4" phylum="Tracheophyta" rank="section" section="Platycentrum">
<emphasis id="B9056605FFC70478FF28F9CFBEF9F9FD" box="[170,252,1560,1583]" italics="true" pageId="4">Begonia</emphasis>
sect.
<emphasis id="B9056605FFC70478FEBAF9C0BFC7F9FD" box="[312,450,1559,1583]" italics="true" pageId="4">Platycentrum</emphasis>
</taxonomicName>
, the asymmetric androecium is unusual for the section (
<figureCitation id="134AA692FFC70478FE18F9E0BFF6F99D" box="[410,499,1591,1615]" captionStart="Fig" captionStartId="4.[113,143,1320,1340]" captionTargetBox="[113,1451,276,1297]" captionTargetPageId="4" captionText="Fig.2.– Begonia egamii D. Borah, Taram &amp; M. Hughes. A, B. Habitat; C. Detail of staminate flowers showing the unusual asymmetric androecium. [Photos: D. Borah &amp; E. Basar]" figureDoi="http://doi.org/10.5281/zenodo.12584191" httpUri="https://zenodo.org/record/12584191/files/figure.png" pageId="4">Fig. 2C</figureCitation>
). The elongate creeping habit is also unusual; the geographically closest species with the same habit is
<taxonomicName id="4C71C194FFC70478FEA9F9AFBC19F95D" authority="Irmsch." authorityName="Irmsch." box="[299,540,1655,1679]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="4" phylum="Tracheophyta" rank="species" species="repenticaulis">
<emphasis id="B9056605FFC70478FEA9F9AFBFC0F95D" box="[299,453,1655,1679]" italics="true" pageId="4">B. repenticaulis</emphasis>
Irmsch.
</taxonomicName>
from Yunnan, which considerably differs from
<taxonomicName id="4C71C194FFC70478FE0CF94FBFF7F97D" box="[398,498,1688,1711]" class="Magnoliopsida" family="Begoniaceae" genus="Begonia" kingdom="Plantae" order="Cucurbitales" pageId="4" phylum="Tracheophyta" rank="species" species="egamii">
<emphasis id="B9056605FFC70478FE0CF94FBFF7F97D" box="[398,498,1688,1711]" italics="true" pageId="4">B. egamii</emphasis>
</taxonomicName>
in having acutely lobed leaves. The unusual combination of characters suggests that the species may represent an isolated lineage. For the time being, the sectional placement of the new species remains undefinied awaiting further research.
</paragraph>
<paragraph id="8BCEBA17FFC70478FF15F8E0BDD0FA1D" blockId="4.[113,764,1399,1935]" lastBlockId="4.[801,1454,1399,1913]" pageId="4">In combination with several other recent discoveries, this new species confirms the status of the montane forests of northeastern India as a region of immense floristic diversity and endemism. It also highlights the utility of baseline regional taxonomic revisions in supporting and stimulating further taxonomic work.</paragraph>
</subSubSection>
</treatment>
</document>
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