treatments-xml/data/2D/23/FA/2D23FAB41B4E52C8AC43E98396CF8278.xml

<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.188.77061" ID-GBIF-Dataset="cc14a26a-1dc1-41aa-80fc-21a1967c6433" ID-PMC="PMC8789761" ID-Pensoft-Pub="1314-2003-188-105" ID-Pensoft-UUID="CD6F540EC963505488E2C4E21A91C1F2" ID-PubMed="35095295" ModsDocID="1314-2003-188-105" checkinTime="1642553047160" checkinUser="pensoft" docAuthor="Siti-Munirah, Mat Yunoh &amp; Dome, Nikong" docDate="2022" docId="2D23FAB41B4E52C8AC43E98396CF8278" docLanguage="en" docName="PhytoKeys 188: 105-114" docOrigin="PhytoKeys 188" docPubDate="2022-01-18" docSource="http://dx.doi.org/10.3897/phytokeys.188.77061" docTitle="Thismia latiffiana Siti-Munirah &amp; Dome 2022, sp. nov." docType="treatment" docVersion="4" id="CD6F540EC963505488E2C4E21A91C1F2" lastPageNumber="105" masterDocId="CD6F540EC963505488E2C4E21A91C1F2" masterDocTitle="Thismia latiffiana (Thismiaceae), an unusual new species from Terengganu, Peninsular Malaysia" masterLastPageNumber="114" masterPageNumber="105" pageNumber="105" updateTime="1668140582025" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Thismia latiffiana (Thismiaceae), an unusual new species from Terengganu, Peninsular Malaysia</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Siti-Munirah, Mat Yunoh</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-5062-9988</mods:nameIdentifier>
<mods:affiliation>Forest Research Institute Malaysia, 52109 Kepong, Selangor, Malaysia</mods:affiliation>
<mods:nameIdentifier type="email">sitimunirahfrim1@gmail.com</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Dome, Nikong</mods:namePart>
<mods:affiliation>DigitalDome Photography, 21500 Permaisuri, Terengganu, Malaysia</mods:affiliation>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>PhytoKeys</mods:title>
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<mods:part>
<mods:date>2022</mods:date>
<mods:detail type="pubDate">
<mods:number>2022-01-18</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>188</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>105</mods:start>
<mods:end>114</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.188.77061</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.188.77061</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-188-105</mods:identifier>
<mods:identifier type="Pensoft-UUID">CD6F540EC963505488E2C4E21A91C1F2</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="192416204" LSID="urn:lsid:plazi:treatment:2D23FAB41B4E52C8AC43E98396CF8278" httpUri="http://treatment.plazi.org/id/2D23FAB41B4E52C8AC43E98396CF8278" lastPageNumber="105" pageId="0" pageNumber="105">
<subSubSection pageId="0" pageNumber="105" type="nomenclature">
<paragraph pageId="0" pageNumber="105">
<taxonomicName LSID="2D23FAB4-1B4E-52C8-AC43-E98396CF8278" authority="Siti-Munirah &amp; Dome" authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Burmanniaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana" status="sp. nov.">Thismia latiffiana Siti-Munirah &amp; Dome</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="105">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="description">
<paragraph pageId="0" pageNumber="105">
<figureCitation captionStart="Figure 1" captionStartId="F2" captionText="Figure 1. Illustration of Thismia latiffiana A habit, showing roots, young bud (Ai; note stems covered with trichomes), mature flower (Aii) and fruit (Aiii; note glabrescent stem with trichomes detached) B Leaf (adaxial) C bract (adaxial), smaller bract (Ci) D longitudinally dissected floral tube showing inner (abaxial) view of stamens and apical parts of connectives E portion of inner surface of floral tube (upper part) F trichomes on outer surface of floral tube; G outer (adaxial) view of stamens showing lateral appendages H stamen, view from below I gynoecium, longitudinal section, showing pistil with trilobed stigma and ovary J seed. All from FRI 94686 (spirit material). Drawings by Mohamad Aidil Noordin." figureDoi="10.3897/phytokeys.188.77061.figure1" httpUri="https://binary.pensoft.net/fig/635329" pageId="0" pageNumber="105">Figures 1</figureCitation>
<figureCitation captionStart="Figure 2" captionStartId="F3" captionText="Figure 2. Thismia latiffiana, external morphology A roots B mature flower C apical part of floral tube with opening aperture D apex of mitre E ovary, side view F mature flower G trichomes resembling spines on an areole of cacti H mitre, side view. All from FRI 91117: A, B, C, D FRI 94686: E, F, G, H. Photos by Dome Nikong (A-D) and Siti-Munirah MY (E-H). Images not to scale (see dimensions in description and Figure 1)." figureDoi="10.3897/phytokeys.188.77061.figure2" httpUri="https://binary.pensoft.net/fig/635330" pageId="0" pageNumber="105">, 2</figureCitation>
<figureCitation captionStart="Figure 3" captionStartId="F4" captionText="Figure 3. Thismia latiffiana: inner floral structure A, B floral tube, longitudinal section B shows pistil and inner surface of floral tube covered with pyramidal protuberances arranged longitudinally C floral tube, upper portion of longitudinal section D inner (abaxial) view of stamens showing supraconnectives E outer (adaxial) view of stamens showing lateral appendages F pistil, top view, showing stigma G pistil, side view H fruit, top view. All from FRI 91117: A, B, F FRI 94686: C, D, E, G, H. Photos by Dome Nikong (A, B, F) and Siti-Munirah MY (C, D, E, G, H). Images not to scale (see dimensions in description and Figure 1)." figureDoi="10.3897/phytokeys.188.77061.figure3" httpUri="https://binary.pensoft.net/fig/635331" pageId="0" pageNumber="105">, 3</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="diagnosis">
<paragraph pageId="0" pageNumber="105">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="105">
<taxonomicName authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">Thismia latiffiana</emphasis>
</taxonomicName>
differs from all its congeners by the following combination of traits: the presence of golden trichomes on the outer surface of floral tube and mitre, outer tepals absent, inner tepals form a mitre without appendages, an inner surface of floral tube covered by pyramidal protuberances and supraconnective bilobed with each lobe terminated by a long, needle-like trichome.
</paragraph>
<caption doi="10.3897/phytokeys.188.77061.figure1" httpUri="https://binary.pensoft.net/fig/635329" pageId="0" pageNumber="105" start="Figure 1" startId="F2">
<paragraph pageId="0" pageNumber="105">
<emphasis bold="true" pageId="0" pageNumber="105">Figure 1.</emphasis>
Illustration of 
<taxonomicName authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">Thismia latiffiana</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="105">A</emphasis>
habit, showing roots, young bud (Ai; note stems covered with trichomes), mature flower (Aii) and fruit (Aiii; note glabrescent stem with trichomes detached) 
<emphasis bold="true" pageId="0" pageNumber="105">B</emphasis>
Leaf (adaxial) 
<emphasis bold="true" pageId="0" pageNumber="105">C</emphasis>
bract (adaxial), smaller bract (Ci) 
<emphasis bold="true" pageId="0" pageNumber="105">D</emphasis>
longitudinally dissected floral tube showing inner (abaxial) view of stamens and apical parts of connectives 
<emphasis bold="true" pageId="0" pageNumber="105">E</emphasis>
portion of inner surface of floral tube (upper part) 
<emphasis bold="true" pageId="0" pageNumber="105">F</emphasis>
trichomes on outer surface of floral tube; 
<emphasis bold="true" pageId="0" pageNumber="105">G</emphasis>
outer (adaxial) view of stamens showing lateral appendages 
<emphasis bold="true" pageId="0" pageNumber="105">H</emphasis>
stamen, view from below 
<emphasis bold="true" pageId="0" pageNumber="105">I</emphasis>
gynoecium, longitudinal section, showing pistil with trilobed stigma and ovary 
<emphasis bold="true" pageId="0" pageNumber="105">J</emphasis>
seed. All from 
<emphasis italics="true" pageId="0" pageNumber="105">FRI94686</emphasis>
(spirit material). Drawings by Mohamad Aidil Noordin.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="materials_examined">
<paragraph pageId="0" pageNumber="105">
<typeStatus>Type</typeStatus>
.
</paragraph>
<paragraph pageId="0" pageNumber="105">
<collectingCountry name="Malaysia">Malaysia</collectingCountry>
. Peninsular 
<materialsCitation accessionNumber="FRI94686" collectingDate="2020-02-04" collectorName="Siti-Munirah, Dome Nikong" country="Malaysia" elevation="220" location="Hulu Nerus Forest Reserve" municipality="Setiu District" specimenCount="1" stateProvince="Terengganu" typeStatus="holotype">
<collectingCountry name="Malaysia">Malaysia</collectingCountry>
: 
<collectingRegion country="Malaysia" name="Terengganu">Terengganu</collectingRegion>
: 
<collectingMunicipality>Setiu District</collectingMunicipality>
, 
<location LSID="urn:lsid:plazi:treatment:2D23FAB41B4E52C8AC43E98396CF8278:7DE1B6452B2054EB08C06B478B37038D" country="Malaysia" municipality="Setiu District" name="Hulu Nerus Forest Reserve" stateProvince="Terengganu">Hulu Nerus Forest Reserve</location>
, approximately 
<quantity metricMagnitude="2" metricUnit="m" metricValue="2.2" unit="m" value="220.0">
<elevation metricMagnitude="2" metricUnit="m" metricValue="2.2" unit="m" value="220.0">220 m</elevation>
</quantity>
elev., 
<collectingDate value="2020-02-04">4 February 2020</collectingDate>
, 
<emphasis italics="true" pageId="0" pageNumber="105">
<collectorName>Siti-Munirah</collectorName>
&amp; 
<collectorName>Dome Nikong</collectorName>
<accessionNumber httpUri="http://www.ncbi.nlm.nih.gov/protein/FRI94686">FRI94686</accessionNumber>
</emphasis>
(
<typeStatus>holotype</typeStatus>
KEP!, spirit collection, barcode no. 280004)
</materialsCitation>
.
</paragraph>
<caption doi="10.3897/phytokeys.188.77061.figure2" httpUri="https://binary.pensoft.net/fig/635330" pageId="0" pageNumber="105" start="Figure 2" startId="F3">
<paragraph pageId="0" pageNumber="105">
<emphasis bold="true" pageId="0" pageNumber="105">Figure 2.</emphasis>
<taxonomicName authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">Thismia latiffiana</emphasis>
</taxonomicName>
, external morphology 
<emphasis bold="true" pageId="0" pageNumber="105">A</emphasis>
roots 
<emphasis bold="true" pageId="0" pageNumber="105">B</emphasis>
mature flower 
<emphasis bold="true" pageId="0" pageNumber="105">C</emphasis>
apical part of floral tube with opening aperture 
<emphasis bold="true" pageId="0" pageNumber="105">D</emphasis>
apex of mitre 
<emphasis bold="true" pageId="0" pageNumber="105">E</emphasis>
ovary, side view 
<emphasis bold="true" pageId="0" pageNumber="105">F</emphasis>
mature flower 
<emphasis bold="true" pageId="0" pageNumber="105">G</emphasis>
trichomes resembling spines on an areole of cacti 
<emphasis bold="true" pageId="0" pageNumber="105">H</emphasis>
mitre, side view. All from 
<emphasis italics="true" pageId="0" pageNumber="105">
<accessionNumber httpUri="http://www.ncbi.nlm.nih.gov/protein/FRI91117">FRI91117</accessionNumber>
</emphasis>
: 
<emphasis bold="true" pageId="0" pageNumber="105">A, B, C, D</emphasis>
<emphasis italics="true" pageId="0" pageNumber="105">
<accessionNumber httpUri="http://www.ncbi.nlm.nih.gov/protein/FRI94686">FRI94686</accessionNumber>
</emphasis>
: 
<emphasis bold="true" pageId="0" pageNumber="105">E, F, G, H</emphasis>
. Photos by Dome Nikong (
<emphasis bold="true" pageId="0" pageNumber="105">A-D</emphasis>
) and Siti-Munirah MY (
<emphasis bold="true" pageId="0" pageNumber="105">E-H</emphasis>
). Images not to scale (see dimensions in description and Figure 
<figureCitation captionStart="Figure 1" captionStartId="F2" captionText="Figure 1. Illustration of Thismia latiffiana A habit, showing roots, young bud (Ai; note stems covered with trichomes), mature flower (Aii) and fruit (Aiii; note glabrescent stem with trichomes detached) B Leaf (adaxial) C bract (adaxial), smaller bract (Ci) D longitudinally dissected floral tube showing inner (abaxial) view of stamens and apical parts of connectives E portion of inner surface of floral tube (upper part) F trichomes on outer surface of floral tube; G outer (adaxial) view of stamens showing lateral appendages H stamen, view from below I gynoecium, longitudinal section, showing pistil with trilobed stigma and ovary J seed. All from FRI 94686 (spirit material). Drawings by Mohamad Aidil Noordin." figureDoi="10.3897/phytokeys.188.77061.figure1" httpUri="https://binary.pensoft.net/fig/635329" pageId="0" pageNumber="105">1</figureCitation>
).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="105">
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Herb</emphasis>
achlorophyllous, approximately 
<quantity metricMagnitude="-2" metricUnit="m" metricValue="1.2" unit="mm" value="12.0">12 mm</quantity>
tall. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Roots</emphasis>
loosely coralliform, compressed, light brown, surface covered with trichomes. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Stem</emphasis>
very short or absent, obscured by trichomes during flowering. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Leaves</emphasis>
spirally arranged, crowded, scale-like, triangular, apex acute to acuminate, margin entire, 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="5.0" metricValueMax="8.0" metricValueMin="2.0" unit="mm" value="5.0" valueMax="8.0" valueMin="2.0">2-8 mm</quantity>
long and 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="1.75" metricValueMax="2.0" metricValueMin="1.5" unit="mm" value="1.75" valueMax="2.0" valueMin="1.5">1.5-2 mm</quantity>
wide, brown. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Bract</emphasis>
similar to leaves. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Flowers</emphasis>
actinomorphic, solitary; floral tube 
<quantity metricMagnitude="-2" metricUnit="m" metricValue="1.2" unit="cm" value="1.2">1.2 cm</quantity>
long, ellipsoid to ovoid, widest in middle part (
<quantity metricMagnitude="-3" metricUnit="m" metricValue="7.15" metricValueMax="7.3" metricValueMin="7.0" unit="mm" value="7.15" valueMax="7.3" valueMin="7.0">7-7.3 mm</quantity>
in diameter), in upper part ca. 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="6.4" unit="mm" value="6.4">6.4 mm</quantity>
wide and at base ca. 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="6.0" unit="mm" value="6.0">6 mm</quantity>
wide, black or dark brown, whitish in upper part with round to oblong sectors (opposite each anther thecae), separated by blackish-brown stripes; surface partially covered with individual unbranched trichomes, stellate trichomes or unbranched trichomes crowded on warts (resembling spines on areoles of cacti); inner surface covered with very thick pyramidal protuberances arranged longitudinally in each section continuously, brown to black at middle towards base, upper part reticulate, light brown. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Annulus</emphasis>
at apical part of floral tube, dark brown, broadly funnel-shaped, ca. 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="2.7" unit="mm" value="2.7">2.7 mm</quantity>
wide, margin 6-lobed, glabrous, smooth, and thick. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Outer tepals</emphasis>
absent. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Inner tepals</emphasis>
3, dark brown to blackish, erect and turning inwards, connate at the top forming a mitre without any appendages; 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">mitre</emphasis>
black or dark brown, on outer surface partially covered in a patchy manner with individual unbranched trichomes, stellate trichomes or unbranched trichomes crowded on warts (resembling spines on areoles of cacti); glabrous, smooth, blackish-brown on inner surface; mitre openings 3, ca. 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="3.5" unit="mm" value="3.5">3.5 mm</quantity>
<normalizedToken originalValue="×">x</normalizedToken>
<quantity metricMagnitude="-3" metricUnit="m" metricValue="5.2" unit="mm" value="5.2">5.2 mm</quantity>
. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Stamens</emphasis>
6, pendent from the apical margin of the floral tube, dark brown; filaments free, short; connectives broad, flattened, laterally fused together and skirt-like, trigonous, ca. 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="2.55" metricValueMax="2.7" metricValueMin="2.4" unit="mm" value="2.55" valueMax="2.7" valueMin="2.4">2.4-2.7 mm</quantity>
<normalizedToken originalValue="×">x</normalizedToken>
<quantity metricMagnitude="-3" metricUnit="m" metricValue="1.2" metricValueMax="1.4" metricValueMin="1.0" unit="mm" value="1.2" valueMax="1.4" valueMin="1.0">1-1.4 mm</quantity>
, somewhat raised below thecae, flat on the side pointing to the centre of flower (towards apex); supraconnective apex 2-lobed, each lobe with solitary transparent needle-like trichomes ca. 
<quantity metricMagnitude="-4" metricUnit="m" metricValue="5.5" metricValueMax="6.0" metricValueMin="5.0" unit="mm" value="0.55" valueMax="0.6" valueMin="0.5">0.5-0.6 mm</quantity>
long; 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">thecae</emphasis>
yellowish, surrounded by tufts of hairs at middle part; 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">lateral appendage</emphasis>
protruding towards floral tube, quadrangular, equalling the apex of supraconnective, with a horn-like projection arising from each side, margin shallowly dentate and sparsely hairy; 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">interstaminal glands</emphasis>
inserted on the lines of fusion between connectives. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Ovary</emphasis>
inferior, bowl-shaped, whitish-brown, warty, enveloped by bracts and leaves. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Style</emphasis>
ca. 
<quantity metricMagnitude="-4" metricUnit="m" metricValue="8.5" metricValueMax="9.0" metricValueMin="8.0" unit="mm" value="0.85" valueMax="0.9" valueMin="0.8">0.8-0.9 mm</quantity>
long 
<normalizedToken originalValue="×">x</normalizedToken>
<quantity metricMagnitude="-4" metricUnit="m" metricValue="6.5" metricValueMax="8.0" metricValueMin="5.0" unit="mm" value="0.65" valueMax="0.8" valueMin="0.5">0.5-0.8 mm</quantity>
wide; 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">stigma</emphasis>
deeply trilobed; lobes curved inwards, ca. 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="2.2" unit="mm" value="2.2">2.2 mm</quantity>
long, surface papillose, dark brown. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="105">Fruit</emphasis>
a cup- or bowl-shaped or pyxidium capsule, 
<quantity metricMagnitude="-3" metricUnit="m" metricValue="2.6" unit="mm" value="2.6">2.6 mm</quantity>
in diameter, dark brown to blackish-brown, borne on an elongated pedicel up to 
<quantity metricMagnitude="-2" metricUnit="m" metricValue="8.5" metricValueMax="10.0" metricValueMin="7.0" unit="cm" value="8.5" valueMax="10.0" valueMin="7.0">7-10 cm</quantity>
long, distally covered with old dusty trichomes, proximally glabrous.
</paragraph>
<caption doi="10.3897/phytokeys.188.77061.figure3" httpUri="https://binary.pensoft.net/fig/635331" pageId="0" pageNumber="105" start="Figure 3" startId="F4">
<paragraph pageId="0" pageNumber="105">
<emphasis bold="true" pageId="0" pageNumber="105">Figure 3.</emphasis>
<taxonomicName authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">Thismia latiffiana</emphasis>
</taxonomicName>
: inner floral structure 
<emphasis bold="true" pageId="0" pageNumber="105">A, B</emphasis>
floral tube, longitudinal section 
<emphasis bold="true" pageId="0" pageNumber="105">B</emphasis>
shows pistil and inner surface of floral tube covered with pyramidal protuberances arranged longitudinally 
<emphasis bold="true" pageId="0" pageNumber="105">C</emphasis>
floral tube, upper portion of longitudinal section 
<emphasis bold="true" pageId="0" pageNumber="105">D</emphasis>
inner (abaxial) view of stamens showing supraconnectives 
<emphasis bold="true" pageId="0" pageNumber="105">E</emphasis>
outer (adaxial) view of stamens showing lateral appendages 
<emphasis bold="true" pageId="0" pageNumber="105">F</emphasis>
pistil, top view, showing stigma 
<emphasis bold="true" pageId="0" pageNumber="105">G</emphasis>
pistil, side view 
<emphasis bold="true" pageId="0" pageNumber="105">H</emphasis>
fruit, top view. All from 
<emphasis italics="true" pageId="0" pageNumber="105">
<accessionNumber httpUri="http://www.ncbi.nlm.nih.gov/protein/FRI91117">FRI91117</accessionNumber>
</emphasis>
: 
<emphasis bold="true" pageId="0" pageNumber="105">A, B, F</emphasis>
<emphasis italics="true" pageId="0" pageNumber="105">
<accessionNumber httpUri="http://www.ncbi.nlm.nih.gov/protein/FRI94686">FRI94686</accessionNumber>
</emphasis>
: 
<emphasis bold="true" pageId="0" pageNumber="105">C, D, E, G, H</emphasis>
. Photos by Dome Nikong (
<emphasis bold="true" pageId="0" pageNumber="105">A, B, F</emphasis>
) and Siti-Munirah MY (
<emphasis bold="true" pageId="0" pageNumber="105">C, D, E, G, H</emphasis>
). Images not to scale (see dimensions in description and Figure 
<figureCitation captionStart="Figure 1" captionStartId="F2" captionText="Figure 1. Illustration of Thismia latiffiana A habit, showing roots, young bud (Ai; note stems covered with trichomes), mature flower (Aii) and fruit (Aiii; note glabrescent stem with trichomes detached) B Leaf (adaxial) C bract (adaxial), smaller bract (Ci) D longitudinally dissected floral tube showing inner (abaxial) view of stamens and apical parts of connectives E portion of inner surface of floral tube (upper part) F trichomes on outer surface of floral tube; G outer (adaxial) view of stamens showing lateral appendages H stamen, view from below I gynoecium, longitudinal section, showing pistil with trilobed stigma and ovary J seed. All from FRI 94686 (spirit material). Drawings by Mohamad Aidil Noordin." figureDoi="10.3897/phytokeys.188.77061.figure1" httpUri="https://binary.pensoft.net/fig/635329" pageId="0" pageNumber="105">1</figureCitation>
).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="additional specimen examined (paratype)">
<paragraph pageId="0" pageNumber="105">Additional specimen examined (paratype).</paragraph>
<paragraph pageId="0" pageNumber="105">
Peninsular Malaysia. Terengganu: Setiu, Hulu Nerus Forest Reserve, ca. 220 m elev., 26 December 2019, 
<emphasis italics="true" pageId="0" pageNumber="105">Dome Nikong FRI91117</emphasis>
(KEP, spirit collection, No. barcode 280003).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="distribution">
<paragraph pageId="0" pageNumber="105">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="105">Endemic to Peninsular Malaysia, Terengganu. Currently known only from the type locality.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="ecology">
<paragraph pageId="0" pageNumber="105">Ecology.</paragraph>
<paragraph pageId="0" pageNumber="105">
In a lowland dipterocarp forest, on moist soil, under shade, near an open place (walking trail) (Figure 
<figureCitation captionStart="Figure 4" captionStartId="F5" captionText="Figure 4. Thismia latiffiana Siti-Munirah &amp; Dome A walking trail near the habitat B plant in its habitat C plant ex-situ. Photos by Siti-Munirah MY (A, C) and Dome Nikong (B)." figureDoi="10.3897/phytokeys.188.77061.figure4" httpUri="https://binary.pensoft.net/fig/635332" pageId="0" pageNumber="105">4</figureCitation>
) at elevation of 220 m. Flowering from December to February.
</paragraph>
<caption doi="10.3897/phytokeys.188.77061.figure4" httpUri="https://binary.pensoft.net/fig/635332" pageId="0" pageNumber="105" start="Figure 4" startId="F5">
<paragraph pageId="0" pageNumber="105">
<emphasis bold="true" pageId="0" pageNumber="105">Figure 4.</emphasis>
<taxonomicName authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">Thismia latiffiana</emphasis>
</taxonomicName>
Siti-Munirah &amp; Dome 
<emphasis bold="true" pageId="0" pageNumber="105">A</emphasis>
walking trail near the habitat 
<emphasis bold="true" pageId="0" pageNumber="105">B</emphasis>
plant in its habitat 
<emphasis bold="true" pageId="0" pageNumber="105">C</emphasis>
plant ex-situ. Photos by Siti-Munirah MY (
<emphasis bold="true" pageId="0" pageNumber="105">A, C</emphasis>
) and Dome Nikong (
<emphasis bold="true" pageId="0" pageNumber="105">B</emphasis>
).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="etymology">
<paragraph pageId="0" pageNumber="105">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="105">
<taxonomicName authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">Thismia latiffiana</emphasis>
</taxonomicName>
is named in honour of Emeritus Professor 
<normalizedToken originalValue="Dato’">Dato'</normalizedToken>
Dr. Abdul Latiff Mohamad, a prominent botanist and conservationist in Malaysia.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="vernacular name">
<paragraph pageId="0" pageNumber="105">Vernacular name.</paragraph>
<paragraph pageId="0" pageNumber="105">
We suggest a local name as ' 
<taxonomicName class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="genus">Thismia</taxonomicName>
burung 
<normalizedToken originalValue="hantu’">hantu'</normalizedToken>
in Malay, due to its appearance resembling an owl ('burung 
<normalizedToken originalValue="hantu’">hantu'</normalizedToken>
= owl).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="preliminary conservation status">
<paragraph pageId="0" pageNumber="105">Preliminary conservation status.</paragraph>
<paragraph pageId="0" pageNumber="105">
Critically Endangered (CR B2ab(ii,iii)). Following the IUCN Red List Categories and Criteria (
<bibRefCitation author="IUCN" journalOrPublisher="Phytotaxa" pageId="0" pageNumber="105" publicationUrl="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" refId="B5" refString="IUCN, 2019. Guidelines for using the IUCN Red List Categories and Criteria. Version 14. Prepared by Standards and Petitions Committee. http://www.iucnredlist.org/documents/RedListGuidelines.pdf" title="Guidelines for using the IUCN Red List Categories and Criteria. Version 14. Prepared by Standards and Petitions Committee." url="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" year="2019">IUCN 2019</bibRefCitation>
), this species is assessed as Critically Endangered because it is currently known only from a single locality, where only two individuals were observed. The locality is within the Forest Reserve, but it is exposed to tourism activities within the Lata Payung Recreational Forest and Gunung Sarut. The habitat of the species is near the main trail from the entrance of Lata Payung to the 'blue 
<normalizedToken originalValue="pool’">pool'</normalizedToken>
towards Gunung Sarut. Efforts to trace this species in the surrounding area were unsuccessful. Considering its small population and the threats to its microhabitat, 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
is assessed as Critically Endangered.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="105" type="notes">
<paragraph pageId="0" pageNumber="105">Notes.</paragraph>
<paragraph pageId="0" pageNumber="105">
As follows from its morphology, 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
belongs to the 
<taxonomicName authority="Sarcosiphon" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia subsp. section" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="section" section="Sarcosiphon">Thismia section Sarcosiphon</taxonomicName>
(Blume) Jonker (
<bibRefCitation author="Jonker, FP" journalOrPublisher="Mededeelingen van het Botanisch Museum en Herbarium van de Rijks Universiteitte Utrecht" pageId="0" pageNumber="105" pagination="1 - 279" refId="B6" refString="Jonker, FP, 1938. A monograph of the Burmanniaceae. Mededeelingen van het Botanisch Museum en Herbarium van de Rijks Universiteitte Utrecht 51: 1 - 279" title="A monograph of the Burmanniaceae." volume="51" year="1938">Jonker 1938</bibRefCitation>
). In addition, following the identification key in 
<bibRefCitation DOI="https://doi.org/10.11646/phytotaxa.319.3.2" author="Kumar, P" journalOrPublisher="Phytotaxa" pageId="0" pageNumber="105" pagination="225 - 240" refId="B8" refString="Kumar, P, Gale, SW, Li, JH, Bouamanivong, S, Fischer, GA, 2017. Thismia nigricoronata, a new species of Burmanniaceae (Thismieae, Dioscoreales) from Vang Vieng, Vientiane Province, Laos, and a key to subgeneric classification. Phytotaxa 319 (3): 225 - 240, DOI: https://doi.org/10.11646/phytotaxa.319.3.2" title="Thismia nigricoronata, a new species of Burmanniaceae (Thismieae, Dioscoreales) from Vang Vieng, Vientiane Province, Laos, and a key to subgeneric classification." url="https://doi.org/10.11646/phytotaxa.319.3.2" volume="319" year="2017">Kumar et al. (2017)</bibRefCitation>
, 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
is falling within the subgen. 
<taxonomicName class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia subsp. sect." order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="section" section="Sarcosiphon">Thismia sect. Sarcosiphon</taxonomicName>
due to the arrangement of inner tepals into a mitre, the absence of outer tepals and a mitre lacking a filiform appendage. Additionally, based on the phylogeny in 
<bibRefCitation DOI="https://doi.org/10.1093/botlinnean/boaa017" author="Shepeleva, EA" journalOrPublisher="Botanical Journal of the Linnean Society" pageId="0" pageNumber="105" pagination="287 - 315" refId="B10" refString="Shepeleva, EA, Schelkunov, MI, Hrones, M, Sochor, M, Dancak, M, Merckx, VSFT, Kikuchi, IABS, Chantanaorrapint, S, Suetsugu, K, Tsukaya, H, Mar, SS, Luu, HT, Li, H-Q, Logacheva, MD, Nuraliev, MS, 2020. Phylogenetics of the mycoheterotrophic genus Thismia (Thismiaceae: Dioscoreales) with a focus on the Old World taxa: delineation of novel natural groups and insights into the evolution of morphological traits. Botanical Journal of the Linnean Society 193 (3): 287 - 315, DOI: https://doi.org/10.1093/botlinnean/boaa017" title="Phylogenetics of the mycoheterotrophic genus Thismia (Thismiaceae: Dioscoreales) with a focus on the Old World taxa: delineation of novel natural groups and insights into the evolution of morphological traits." url="https://doi.org/10.1093/botlinnean/boaa017" volume="193" year="2020">Shepeleva et al. (2020)</bibRefCitation>
, 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
should belong to or near to clade 3 for its coralliform roots, inner tepals fused into a mitre, absence of mitre foveae and absence of outer tepals.
</paragraph>
<paragraph pageId="0" pageNumber="105">
In the 
<taxonomicName authority="Sarcosiphon" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia subsp. section" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="section" section="Sarcosiphon">Thismia section Sarcosiphon</taxonomicName>
, the gross morphology of 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
is similar to that of several other species, such as 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. brunneomitroides" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="brunneomitroides">
<emphasis italics="true" pageId="0" pageNumber="105">T. brunneomitroides</emphasis>
</taxonomicName>
Suetsugu &amp; Tsukaya (
<bibRefCitation DOI="https://doi.org/10.11646/phytotaxa.314.1.9" author="Suetsugu, K" journalOrPublisher="Phytotaxa" pageId="0" pageNumber="105" pagination="103 - 109" refId="B14" refString="Suetsugu, K, Tsukaya, H, Tagane, S, Suddee, S, Rueangruea, S, Yahara, T, 2017. Thismia brunneomitroides (Thismiaceae), a new mycoheterotrophic species from southern Thailand. Phytotaxa 314 (1): 103 - 109, DOI: https://doi.org/10.11646/phytotaxa.314.1.9" title="Thismia brunneomitroides (Thismiaceae), a new mycoheterotrophic species from southern Thailand." url="https://doi.org/10.11646/phytotaxa.314.1.9" volume="314" year="2017">Suetsugu et al. 2017</bibRefCitation>
), 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. brunneomitra" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="brunneomitra">
<emphasis italics="true" pageId="0" pageNumber="105">T. brunneomitra</emphasis>
</taxonomicName>
<normalizedToken originalValue="Hroneš">Hrones</normalizedToken>
, 
<normalizedToken originalValue="Kobrlová">Kobrlova</normalizedToken>
&amp; 
<normalizedToken originalValue="Dančák">Dancak</normalizedToken>
(
<bibRefCitation DOI="https://doi.org/10.11646/phytotaxa.234.2.7" author="Hrones, M" journalOrPublisher="Phytotaxa" pageId="0" pageNumber="105" pagination="172 - 178" refId="B4" refString="Hrones, M, Kobrlova, L, Taraska, V, Popelka, O, Hedl, R, Sukri, RS, Metali, F, Dancak, M, 2015. Thismia brunneomitra, another new species of Thismia (Thismiaceae) from Ulu Temburong, Brunei Darussalam. Phytotaxa 234 (2): 172 - 178, DOI: https://doi.org/10.11646/phytotaxa.234.2.7" title="Thismia brunneomitra, another new species of Thismia (Thismiaceae) from Ulu Temburong, Brunei Darussalam." url="https://doi.org/10.11646/phytotaxa.234.2.7" volume="234" year="2015">
<normalizedToken originalValue="Hroneš">Hrones</normalizedToken>
et al. 2015
</bibRefCitation>
), 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. crocea" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="crocea">
<emphasis italics="true" pageId="0" pageNumber="105">T. crocea</emphasis>
</taxonomicName>
(Becc.) J.J.Sm. (
<bibRefCitation author="Beccari, O" journalOrPublisher="Malesia" pageId="0" pageNumber="105" pagination="240 - 254" refId="B1" refString="Beccari, O, 1878. Burmanniaceae. Malesia 1: 240 - 254" title="Burmanniaceae." volume="1" year="1878">Beccari 1878</bibRefCitation>
) and 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. cladestina" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="cladestina">
<emphasis italics="true" pageId="0" pageNumber="105">T. cladestina</emphasis>
</taxonomicName>
(Blume) Miq. (
<bibRefCitation DOI="https://doi.org/10.1515/pbj-2015-0013" author="Chantanaorrapint, S" journalOrPublisher="Polish Botanical Journal" pageId="0" pageNumber="105" pagination="71 - 74" refId="B2" refString="Chantanaorrapint, S, Tetsana, N, Sridith, K, 2015. Notes on Thismia clandestina (Thismiaceae), a little known mycoheterotrophic species. Polish Botanical Journal 60 (1): 71 - 74, DOI: https://doi.org/10.1515/pbj-2015-0013" title="Notes on Thismia clandestina (Thismiaceae), a little known mycoheterotrophic species." url="https://doi.org/10.1515/pbj-2015-0013" volume="60" year="2015">Chantanaorrapint et al. 2015</bibRefCitation>
). These species share with 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
a brown flower colour and an erect mitre with three lateral holes. However, all these abovementioned species have a long stem during flowering and densely clustered coralliform roots and 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
differs from them in having a very short (almost lacking) stem during flowering and rather loose coralliform roots. The new species is unique amongst the known 
<taxonomicName class="Liliopsida" family="Burmanniaceae" genus="Sarcosiphon" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Sarcosiphon" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="105">Sarcosiphon</emphasis>
</taxonomicName>
species in having several unparalleled traits. 
<taxonomicName authorityName="Siti-Munirah &amp; Dome" authorityYear="2022" class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">Thismia latiffiana</emphasis>
</taxonomicName>
is recognisably different from all its congeners by the presence of golden trichomes on the outer surface of the floral tube, the pyramidal protuberances on the inner side of the floral tube and the supraconnective terminating into two long trichomes.
</paragraph>
<paragraph pageId="0" pageNumber="105">
In Peninsular Malaysia, the most similar species is 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. sitimeriamiae" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="sitimeriamiae">
<emphasis italics="true" pageId="0" pageNumber="105">T. sitimeriamiae</emphasis>
</taxonomicName>
as it also has a very short stem during flowering and the presence of simple or occasionally apically stellate trichome structure on the outer side of the floral tube. However, it has minute, but distinctly developed, outer tepals and inner tepals forming a flattish, umbrella-like mitre. Therefore, the overall morphology of both species is completely different. For the record, 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
have been discovered in the same Forest Reserve as 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. sitimeriamiae" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="sitimeriamiae">
<emphasis italics="true" pageId="0" pageNumber="105">T. sitimeriamiae</emphasis>
</taxonomicName>
. Further investigation should be carried to better understand their relationship.
</paragraph>
<paragraph pageId="0" pageNumber="105">
Interestingly, another species of 
<taxonomicName class="Liliopsida" family="Thismiaceae" genus="Thismia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thismia subsp. sect." order="Dioscoreales" pageId="0" pageNumber="105" phylum="Tracheophyta" rank="section" section="Sarcosiphon">Thismia sect. Sarcosiphon</taxonomicName>
has been reported from Peninsular Malaysia (Perak, Gunung Hijau) by Ridley who described it as 
<taxonomicName class="Magnoliopsida" family="Burmanniaceae" genus="Bagnisia" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="Bagnisia crocea subsp. var. var. brunnea" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="variety" species="crocea" subSpecies="var." variety="brunnea">Bagnisia crocea var. brunnea</taxonomicName>
Ridl. (
<bibRefCitation DOI="https://doi.org/10.5962/bhl.title.10758" author="Ridley, HN" journalOrPublisher="Methodist Publishing House, Singapore" pageId="0" pageNumber="105" refId="B9" refString="Ridley, HN, 1907. Materials for a Flora of the Malayan Peninsula. Part II. Methodist Publishing House, Singapore, DOI: https://doi.org/10.5962/bhl.title.10758" title="Materials for a Flora of the Malayan Peninsula. Part II." url="https://doi.org/10.5962/bhl.title.10758" year="1907">Ridley 1907</bibRefCitation>
). 
<bibRefCitation author="Jonker, FP" journalOrPublisher="Mededeelingen van het Botanisch Museum en Herbarium van de Rijks Universiteitte Utrecht" pageId="0" pageNumber="105" pagination="1 - 279" refId="B6" refString="Jonker, FP, 1938. A monograph of the Burmanniaceae. Mededeelingen van het Botanisch Museum en Herbarium van de Rijks Universiteitte Utrecht 51: 1 - 279" title="A monograph of the Burmanniaceae." volume="51" year="1938">Jonker (1938</bibRefCitation>
, 
<bibRefCitation author="Jonker, FP" editor="van Steenis, CGGJ" journalOrPublisher="Leiden, Noordhoff-Kolf, series 1 (4)" pageId="0" pageNumber="105" pagination="13 - 26" refId="B7" refString="Jonker, FP, 1948. Burmanniaceae. In: van Steenis, CGGJ, Ed., Flora Malesiana. Leiden, Noordhoff-Kolf, series 1(4): 13 - 26" title="Burmanniaceae." volumeTitle="Flora Malesiana." year="1948">1948</bibRefCitation>
) pointed out that it is highly unlikely that the specimen from Perak can be attributed to 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. crocea" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="crocea">
<emphasis italics="true" pageId="0" pageNumber="105">T. crocea</emphasis>
</taxonomicName>
from New Guinea although he did not see any specimen. A possible holotype of 
<taxonomicName class="Magnoliopsida" family="Burmanniaceae" genus="Bagnisia" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="Bagnisia crocea subsp. var. var. brunnea" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="variety" species="crocea" subSpecies="var." variety="brunnea">Bagnisia crocea var. brunnea</taxonomicName>
(Ridley s.n., SING 0052732!) contains an illustration and single dried plant that has coralliform roots and almost lacks stem during flowering and it is, in general appearance, similar to 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
. Therefore, it is possible that both taxa are conspecific. However, the illustration differs from 
<taxonomicName class="Magnoliopsida" family="Thismiaceae" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="T. latiffiana" order="Dioscoreales" pageId="0" pageNumber="105" phylum="Magnoliophyta" rank="species" species="latiffiana">
<emphasis italics="true" pageId="0" pageNumber="105">T. latiffiana</emphasis>
</taxonomicName>
by small processes on the top of the mitre. Additional fieldwork and research is needed to resolve whether these two taxa are conspecific or not.
</paragraph>
</subSubSection>
</treatment>
</document>