treatments-xml/data/4B/65/87/4B6587FA466AFFA2FF23FC73FB968510.xml
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<document id="EBEFD5EB9F545137914A8E54B5E44597" ID-CLB-Dataset="53900" ID-DOI="10.11646/phytotaxa.609.1.1" ID-GBIF-Dataset="3df1d9e5-de4c-4620-bdf5-e7442c319c3b" ID-ISSN="1179-3163" ID-Zenodo-Dep="8254566" IM.bibliography_approvedBy="jonas" IM.illustrations_approvedBy="jonas" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="jonas" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="jonas" checkinTime="1692259124725" checkinUser="plazi" docAuthor="Swanepoel, Wessel &amp; Van Wyk, Abraham E." docDate="2023" docId="4B6587FA466AFFA2FF23FC73FB968510" docLanguage="en" docName="phytotaxa.609.1.1.pdf" docOrigin="Phytotaxa 609 (1)" docSource="http://dx.doi.org/10.11646/phytotaxa.609.1.1" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.7:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="7" docTitle="Petalidium karasbergense Swanepoel &amp; A. E. van Wyk 2023, sp. nov." docType="treatment" docVersion="7" lastPageNumber="8" masterDocId="B75CFF82466BFFA5FFABFFDEFF88847C" masterDocTitle="Petalidium karasbergense (Acanthaceae), a new species from Namibia" masterLastPageNumber="9" masterPageNumber="1" pageNumber="2" updateTime="1699558150393" updateUser="plazi" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="87F229D2AC26A81E317C08AD63220051">Petalidium karasbergense (Acanthaceae), a new species from Namibia</mods:title>
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<mods:namePart id="FEAF559079CC3E26C28BDA1ED789386A">Swanepoel, Wessel</mods:namePart>
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<treatment id="4B6587FA466AFFA2FF23FC73FB968510" ID-DOI="http://doi.org/10.5281/zenodo.8254568" ID-GBIF-Taxon="212438850" ID-Zenodo-Dep="8254568" LSID="urn:lsid:plazi:treatment:4B6587FA466AFFA2FF23FC73FB968510" httpUri="http://treatment.plazi.org/id/4B6587FA466AFFA2FF23FC73FB968510" lastPageId="7" lastPageNumber="8" pageId="1" pageNumber="2">
<subSubSection id="8BD66567466AFFA4FF23FC73FC6A87B4" box="[136,994,941,968]" pageId="1" pageNumber="2" type="nomenclature">
<paragraph id="C37336EC466AFFA4FF23FC73FC6A87B4" blockId="1.[136,994,941,968]" box="[136,994,941,968]" pageId="1" pageNumber="2">
<heading id="983B8180466AFFA4FF23FC73FC6A87B4" box="[136,994,941,968]" fontSize="11" level="2" pageId="1" pageNumber="2" reason="3">
<taxonomicName id="04CC4D6F466AFFA4FF23FC73FD7A87BB" ID-CoL="BTF9F" authority="Swanepoel &amp; A.E.van Wyk" authorityName="Swanepoel &amp; A. E. van Wyk" authorityYear="2023" box="[136,754,941,968]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="karasbergense" status="sp. nov.">
<emphasis id="F1B8EAFE466AFFA4FF23FC73FE3B87B4" bold="true" box="[136,435,941,968]" italics="true" pageId="1" pageNumber="2">Petalidium karasbergense</emphasis>
Swanepoel &amp; A.E.van Wyk
</taxonomicName>
,
<emphasis id="F1B8EAFE466AFFA4FD56FC70FCDA87BB" box="[765,850,942,967]" italics="true" pageId="1" pageNumber="2">
<taxonomicNameLabel id="EA8B5785466AFFA4FD56FC70FCDA87BB" box="[765,850,942,967]" pageId="1" pageNumber="2" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(
<figureCitation id="5BF72A69466AFFA4FCCBFC73FC2E87B4" box="[864,934,941,968]" captionStart="FIGURE 1" captionStartId="2.[136,229,1952,1974]" captionTargetBox="[165,1422,187,1924]" captionTargetId="figure-17@2.[165,1422,187,1925]" captionTargetPageId="2" captionText="FIGURE 1. Petalidium karasbergense, habitat and habit. A. Plant (ca. 50 cm high) with open flower. B. Old, stunted plant showing thick, woody stem (ca. 8 cm in diameter). C. Mature plant (ca. 80 cm high) in habitat; surrounded by sandstone rocks of the Nama Group. Photographs by W. Swanepoel." figureDoi="http://doi.org/10.5281/zenodo.8254570" httpUri="https://zenodo.org/record/8254570/files/figure.png" pageId="1" pageNumber="2">Figs 1</figureCitation>
&amp;
<figureCitation id="5BF72A69466AFFA4FC61FC70FC5187B4" box="[970,985,942,968]" captionStart="FIGURE 2" captionStartId="3.[136,229,1918,1940]" captionTargetBox="[164,1423,190,1893]" captionTargetId="figure-18@3.[164,1423,190,1893]" captionTargetPageId="3" captionText="FIGURE 2. Petalidium karasbergense, morphology of flowers, stems, and leaves. A. Flower in front view. B. Flower with bracteoles in lateral view. C. Flower viewed from below; note the bracteoles that are not connate at the base, hence the calyx is clearly visible over the whole of its length. D. Branchlet showing an open flower, persistent bracteoles, and leafy side shoots (some tapering to a spinescent tip). E. Enlarged portion of Auret 5617 in Herb. PRE showing three brachyblasts, the longest one with several phyllopodia, the latter each ca. 1 mm long. Photographs by W. Swanepoel (AD) and A.E. van Wyk (E)." figureDoi="http://doi.org/10.5281/zenodo.8254572" httpUri="https://zenodo.org/record/8254572/files/figure.png" pageId="1" pageNumber="2">2</figureCitation>
)
</heading>
</paragraph>
</subSubSection>
<subSubSection id="8BD66567466AFFA4FF23FC0BFCCF80E3" pageId="1" pageNumber="2" type="diagnosis">
<paragraph id="C37336EC466AFFA4FF23FC0BFCCF80E3" blockId="1.[136,1452,981,1290]" pageId="1" pageNumber="2">
<emphasis id="F1B8EAFE466AFFA4FF23FC0BFF7B8797" bold="true" box="[136,243,981,1003]" pageId="1" pageNumber="2">Diagnosis:</emphasis>
—A woody dwarf shrub up to
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tall, morphologically most similar to
<taxonomicName id="04CC4D6F466AFFA4FC06FC0BFB058796" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[941,1165,981,1002]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466AFFA4FC06FC0BFB058796" box="[941,1165,981,1002]" italics="true" pageId="1" pageNumber="2">Petalidium parvifolium</emphasis>
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, differing in having the distal stems and lateral branchlets tapering to a blunt or spinescent apex (
<emphasis id="F1B8EAFE466AFFA4FCFEFC24FCE18073" box="[853,873,1018,1039]" italics="true" pageId="1" pageNumber="2">vs</emphasis>
. cylindric); indumentum on vegetative parts strigulose (
<emphasis id="F1B8EAFE466AFFA4FA3AFC24FA2D8073" box="[1425,1445,1018,1039]" italics="true" pageId="1" pageNumber="2">vs</emphasis>
. scattered sessile glandular trichomes); young growth not glutinous (
<emphasis id="F1B8EAFE466AFFA4FCF7FBC0FCFF804F" box="[860,887,1054,1075]" italics="true" pageId="1" pageNumber="2">vs.</emphasis>
covered with a glutinous secretion [glossy]); leaf lamina subconduplicate towards recurved apex (
<emphasis id="F1B8EAFE466AFFA4FDE3FB9CFDD4802B" box="[584,604,1090,1111]" italics="true" pageId="1" pageNumber="2">vs</emphasis>
. flat or subreduplicate, apex slightly recurved); bracteoles free or almost free from base (
<emphasis id="F1B8EAFE466AFFA4FF6EFBB8FF518007" box="[197,217,1126,1147]" italics="true" pageId="1" pageNumber="2">vs</emphasis>
. distinctly connate towards base), indumentum (abaxially) on bracteoles strigulose (
<emphasis id="F1B8EAFE466AFFA4FBB2FBB8FBA58007" box="[1049,1069,1126,1147]" italics="true" pageId="1" pageNumber="2">vs</emphasis>
. scattered sessile glands, towards base sometimes with very short stalked glandular trichomes in addition).
</paragraph>
</subSubSection>
<subSubSection id="8BD66567466AFFA4FF23FB73FECB8176" pageId="1" pageNumber="2" type="materials_examined">
<paragraph id="C37336EC466AFFA4FF23FB73FECB8176" blockId="1.[136,1452,981,1290]" pageId="1" pageNumber="2">
<emphasis id="F1B8EAFE466AFFA4FF23FB73FF4A80BE" bold="true" box="[136,194,1197,1218]" pageId="1" pageNumber="2">Type:</emphasis>
<materialsCitation id="73A43CB1466AFFA4FF70FB73FADC809A" ID-GBIF-Occurrence="4177601305" collectingDate="2022-08-24" collectionCode="WIND" collectorName="Swanepoel" country="Namibia" elevation="985" location="Smorenswind" municipality="Kharas Region" pageId="1" pageNumber="2" specimenCount="1" stateProvince="Kharas" typeStatus="holotype">
<collectingCountry id="BBDB767C466AFFA4FF70FB73FECF80BE" box="[219,327,1197,1218]" name="Namibia" pageId="1" pageNumber="2">NAMIBIA</collectingCountry>
. ||
<collectingRegion id="0108F80E466AFFA4FEFDFB73FE1580BF" box="[342,413,1197,1219]" pageId="1" pageNumber="2">Kharas</collectingRegion>
Region: Groot Karasberge [Great Karas Mountains], Farm Tsaraxaibis 275, ca.
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<locationDeviation id="D2C12FCE466AFFA4FB35FB73FB4780BF" box="[1182,1231,1197,1219]" metricMagnitude="3" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="2" unit="km" value="2.0">2 km</locationDeviation>
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north of
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homestead along Road D612, opposite reservoir, 2719AD,
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,
<date id="B772102C466AFFA4FCFDFB0FFC7E809A" box="[854,1014,1233,1254]" pageId="1" pageNumber="2" value="2022-08-24">
<collectingDate id="A736E9C4466AFFA4FCFDFB0FFC7E809A" box="[854,1014,1233,1254]" pageId="1" pageNumber="2" value="2022-08-24">24 August 2022</collectingDate>
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,
<emphasis id="F1B8EAFE466AFFA4FBA9FB0FFB1F809A" box="[1026,1175,1233,1254]" italics="true" pageId="1" pageNumber="2">
<collectorName id="6E39533A466AFFA4FBA9FB0FFBE2809A" box="[1026,1130,1233,1254]" pageId="1" pageNumber="2">Swanepoel</collectorName>
616
</emphasis>
(
<typeStatus id="1C77884E466AFFA4FB0DFB0FFB74809B" box="[1190,1276,1233,1255]" pageId="1" pageNumber="2" type="holotype">holotype</typeStatus>
<collectionCode id="A5DDAE29466AFFA4FAAFFB0FFAC5809A" box="[1284,1357,1233,1254]" country="Namibia" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13705" lsid="urn:lsid:biocol.org:col:13705" name="National Botanical Research Institute" pageId="1" pageNumber="2" type="Herbarium">WIND</collectionCode>
!;
</materialsCitation>
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<typeStatus id="1C77884E466AFFA4FAF6FB0FFA24809B" box="[1373,1452,1233,1255]" pageId="1" pageNumber="2" type="isotype">isotypes</typeStatus>
<collectionCode id="A5DDAE29466AFFA4FF16FB2BFF788176" box="[189,240,1269,1290]" country="South Africa" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15547" lsid="urn:lsid:biocol.org:col:15547" name="South African National Biodiversity Institute (SANBI)" pageId="1" pageNumber="2" type="Herbarium">PRE</collectionCode>
!,
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!)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="8BD66567466AFFA1FF23FAEDFD168580" lastPageId="4" lastPageNumber="5" pageId="1" pageNumber="2" type="description">
<paragraph id="C37336EC466AFFA1FF23FAEDFD168580" blockId="1.[136,1452,1331,2077]" lastBlockId="4.[136,1452,158,724]" lastPageId="4" lastPageNumber="5" pageId="1" pageNumber="2">
Woody, dwarf shrub up to
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tall.
<emphasis id="F1B8EAFE466AFFA4FDA4FAEDFDD88131" box="[527,592,1331,1357]" italics="true" pageId="1" pageNumber="2">Stems</emphasis>
multi-stemmed from just below or above ground level from a thick rootstock or main stem, up to
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in diam., bark rough and fissured, grey, grey-white or grey-black; distal stems and lateral branchlets tapering to a blunt or spinescent apex, some bearing brachyblasts with tightly arranged phyllopodia (persistent petiolar bases, ca. 0.51.0 mm long), bark smooth or longitudinally fissured, cream or white, lateral branchlets usually decussate; young stems strigulose, glabrescent.
<emphasis id="F1B8EAFE466AFFA4FCADFA1AFCDC81A1" box="[774,852,1476,1501]" italics="true" pageId="1" pageNumber="2">Leaves</emphasis>
opposite and decussate on new shoots, fascicled on older stems, lateral branchlets and brachyblasts, subsessile, petiole up to
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long; lamina oblanceolate to broadly oblanceolate or narrowly obovate, flat, often subconduplicate towards apex, up to 19 ×
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, dark green, strigulose with trichomes pointing backwards, glabrescent, apex truncate, emarginate or acute, recurved, margin entire, often tinged maroon, midrib and 13 principal lateral veins slightly prominent adaxially, midrib conspicuous abaxially, yellow-green, darker in herbarium material, cystoliths linear, inconspicuous.
<emphasis id="F1B8EAFE466AFFA4FC42F9A9FBCD82ED" box="[1001,1093,1655,1681]" italics="true" pageId="1" pageNumber="2">Flowers</emphasis>
solitary, axillary; bracts absent; pedicels (below bracteoles) up to
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long; bracteoles separate from base or connate ≤
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, elliptic or narrowly ovate, symmetrical, flat, membranaceous, apex attenuate, acute or obtuse, base cuneate or rounded, cream-brown, venation reticulate, prominent adaxially, conspicuous, green or green-brown, strigulose both sides and on margins, glabrescent, 10.511.5 × 5.0
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, cystoliths not visible.
<emphasis id="F1B8EAFE466AFFA4FC90F8D9FCF4835D" box="[827,892,1799,1825]" italics="true" pageId="1" pageNumber="2">Calyx</emphasis>
ca.
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long including basal tube of ca.
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long, glabrous except for few short-stalked glandular and simple trichomes towards lobe apices; lobes 5, regular, narrowly triangular, acute, unequal, 3.54.0 mm long.
<taxonomicName id="04CC4D6F466AFFA4FD53F891FCC68315" authorityName="Dall" authorityYear="1871" box="[760,846,1871,1897]" class="Gastropoda" family="Cymbuliidae" genus="Corolla" kingdom="Animalia" order="Pteropoda" pageId="1" pageNumber="2" phylum="Mollusca" rank="genus">
<emphasis id="F1B8EAFE466AFFA4FD53F891FCC68315" box="[760,846,1871,1897]" italics="true" pageId="1" pageNumber="2">Corolla</emphasis>
</taxonomicName>
with narrow unexpanded portion of tube cylindrical, slightly narrowing towards expanded part, laterally slightly flattened, glabrous except for few short-stalked glandular trichomes, ca.
<quantity id="04349B09466AFFA4FE84F849FE0883CD" box="[303,384,1943,1969]" metricMagnitude="-2" metricUnit="m" metricValue="2.7" pageId="1" pageNumber="2" unit="mm" value="27.0">27 mm</quantity>
long with lobes straightened, limb ca.
<quantity id="04349B09466AFFA4FCEAF849FC1A83CD" box="[833,914,1943,1969]" metricMagnitude="-2" metricUnit="m" metricValue="2.1" pageId="1" pageNumber="2" unit="mm" value="21.0">21 mm</quantity>
diam., narrow portion ca.
<quantity id="04349B09466AFFA4FB6FF849FA9D83CD" box="[1220,1301,1943,1969]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="2" unit="mm" value="10.0">10 mm</quantity>
long, ca.
<quantity id="04349B09466AFFA4FA23F849FF3C83A9" metricMagnitude="-3" metricUnit="m" metricValue="2.9" pageId="1" pageNumber="2" unit="mm" value="2.9">2.9 mm</quantity>
diam., expanded portion ca.
<quantity id="04349B09466AFFA4FE5CF865FDCD83A9" box="[503,581,1979,2005]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="2" unit="mm" value="10.0">10 mm</quantity>
long, inside of narrow portion puberulous distally, inside of expanded portion cinnamon, puberulous proximally, anterior part with few long stiff white simple trichomes; lobes patent, obovate, apices widely retuse, margins entire, upper lobes free, overlapping, ca. 7.8 × 7.0 mm, lateral lobes ca.7.1 ×
<quantity id="04349B09466AFFA4FAE5F7DDFA2F8C61" box="[1358,1447,2051,2077]" metricMagnitude="-3" metricUnit="m" metricValue="7.1" pageId="1" pageNumber="2" unit="mm" value="7.1">7.1 mm</quantity>
, front lobe ca. 8.0 ×
<quantity id="04349B09466FFFA1FECEFF40FE3584C5" box="[357,445,158,185]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" pageId="4" pageNumber="5" unit="mm" value="7.5">7.5 mm</quantity>
, lobes white or cream-white, occasionally with a faint lilac tinge, two narrowly triangular nectar guides on front lobe pale yellow with purple patches, two narrowly triangular markings towards base of lateral lobes purple; palate outside cinnamon towards base of expanded portion, prominently transversely ca. 10-ribbed, especially on inside.
<emphasis id="F1B8EAFE466FFFA1FED9FED4FE6A8558" box="[370,482,266,292]" italics="true" pageId="4" pageNumber="5">Filaments</emphasis>
4, didynamous, inserted dorsally in throat, fused portion of filaments ca.
<quantity id="04349B09466FFFA1FABDFED4FAE48559" box="[1302,1388,266,293]" metricMagnitude="-3" metricUnit="m" metricValue="1.6" pageId="4" pageNumber="5" unit="mm" value="1.6">1.6 mm</quantity>
long, free portion tapering towards apex, slightly flattened, sparingly puberulous towards base, long filaments ca.
<quantity id="04349B09466FFFA1FAFFFEF0FA248535" box="[1364,1452,302,329]" metricMagnitude="-3" metricUnit="m" metricValue="8.8" pageId="4" pageNumber="5" unit="mm" value="8.8">8.8 mm</quantity>
long, short filaments ca.
<quantity id="04349B09466FFFA1FE03FE8CFD898511" box="[424,513,338,365]" metricMagnitude="-3" metricUnit="m" metricValue="6.2" pageId="4" pageNumber="5" unit="mm" value="6.2">6.2 mm</quantity>
long, outer filament trace decurrent to base of tube, puberulous; filament curtain phaulopsoid (
<bibRefCitation id="A75D4B1D466FFFA1FEB4FEA8FE6D85EC" author="Manktelow, M." box="[287,485,374,400]" pageId="4" pageNumber="5" pagination="129 - 160" refId="ref3958" refString="Manktelow, M. (2000) The filament curtain: a structure important to systematics and pollination biology in the Acanthaceae. Botanical Journal of the Linnean Society 133 (2): 129 - 160. https: // doi. org / 10.1111 / j. 1095 - 8339.2000. tb 01539. x" type="journal article" year="2000">Manktelow 2000</bibRefCitation>
); anthers 2-thecous, thecae oblong, equal, ca.
<quantity id="04349B09466FFFA1FC4DFEA8FBB485ED" box="[998,1084,374,401]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="4" pageNumber="5" unit="mm" value="2.5">2.5 mm</quantity>
long with few simple trichomes.
<emphasis id="F1B8EAFE466FFFA1FF23FE45FE8085C9" box="[136,264,411,437]" italics="true" pageId="4" pageNumber="5">Gynoecium</emphasis>
ca.
<quantity id="04349B09466FFFA1FE93FE44FE1585C9" box="[312,413,410,437]" metricMagnitude="-2" metricUnit="m" metricValue="1.97" pageId="4" pageNumber="5" unit="mm" value="19.7">19.7 mm</quantity>
long; ovary ovoid, laterally compressed, 2.0 ×
<quantity id="04349B09466FFFA1FC11FE44FB9B85C9" box="[954,1043,410,437]" metricMagnitude="-3" metricUnit="m" metricValue="1.3" pageId="4" pageNumber="5" unit="mm" value="1.3">1.3 mm</quantity>
, inserted on a fleshy disc, glabrous; style filiform, ca.
<quantity id="04349B09466FFFA1FEE2FE60FE2785A5" box="[329,431,446,473]" metricMagnitude="-2" metricUnit="m" metricValue="1.58" pageId="4" pageNumber="5" unit="mm" value="15.8">15.8 mm</quantity>
long, puberulous towards base, stigma lobes linear, unequal, longer lobe ca.
<quantity id="04349B09466FFFA1FABEFE60FAE385A5" box="[1301,1387,446,473]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="4" pageNumber="5" unit="mm" value="1.2">1.2 mm</quantity>
long, shorter lobe ca.
<quantity id="04349B09466FFFA1FE90FE3CFE198581" box="[315,401,482,509]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="5" unit="mm" value="0.5">0.5 mm</quantity>
long.
<emphasis id="F1B8EAFE466FFFA1FE7CFE3CFDBB8580" box="[471,563,482,508]" italics="true" pageId="4" pageNumber="5">Capsule</emphasis>
not seen.
</paragraph>
</subSubSection>
<caption id="97B366644669FFA7FF23F87EFE3D8382" ID-DOI="http://doi.org/10.5281/zenodo.8254570" ID-Zenodo-Dep="8254570" httpUri="https://zenodo.org/record/8254570/files/figure.png" pageId="2" pageNumber="3" startId="2.[136,229,1952,1974]" targetBox="[165,1422,187,1924]" targetPageId="2" targetType="figure">
<paragraph id="C37336EC4669FFA7FF23F87EFE3D8382" blockId="2.[136,1452,1952,2046]" pageId="2" pageNumber="3">
<emphasis id="F1B8EAFE4669FFA7FF23F87EFE8883CA" bold="true" box="[136,256,1952,1974]" pageId="2" pageNumber="3">FIGURE 1.</emphasis>
<taxonomicName id="04CC4D6F4669FFA7FEA3F87EFD8D83C9" authorityName="Swanepoel &amp; A. E. van Wyk" authorityYear="2023" box="[264,517,1952,1973]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="2" pageNumber="3" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE4669FFA7FEA3F87EFD8D83C9" box="[264,517,1952,1973]" italics="true" pageId="2" pageNumber="3">Petalidium karasbergense</emphasis>
</taxonomicName>
, habitat and habit.
<emphasis id="F1B8EAFE4669FFA7FD6CF87EFD5683C9" bold="true" box="[711,734,1952,1973]" pageId="2" pageNumber="3">A.</emphasis>
Plant (ca. 50 cm high) with open flower.
<emphasis id="F1B8EAFE4669FFA7FB28F87FFB1183CA" bold="true" box="[1155,1177,1953,1974]" pageId="2" pageNumber="3">B.</emphasis>
Old, stunted plant showing thick, woody stem (ca. 8 cm in diameter).
<emphasis id="F1B8EAFE4669FFA7FDB0F81AFDBA83A6" bold="true" box="[539,562,1988,2010]" pageId="2" pageNumber="3">C.</emphasis>
Mature plant (ca. 80 cm high) in habitat; surrounded by sandstone rocks of the Nama Group. Photographs by W. Swanepoel.
</paragraph>
</caption>
<caption id="97B366644668FFA6FF23F8A0FCCE8C5F" ID-DOI="http://doi.org/10.5281/zenodo.8254572" ID-Zenodo-Dep="8254572" httpUri="https://zenodo.org/record/8254572/files/figure.png" pageId="3" pageNumber="4" startId="3.[136,229,1918,1940]" targetBox="[164,1423,190,1893]" targetPageId="3" targetType="figure">
<paragraph id="C37336EC4668FFA6FF23F8A0FCCE8C5F" blockId="3.[136,1452,1918,2084]" pageId="3" pageNumber="4">
<emphasis id="F1B8EAFE4668FFA6FF23F8A0FF7683EF" bold="true" box="[136,254,1918,1940]" pageId="3" pageNumber="4">FIGURE 2.</emphasis>
<taxonomicName id="04CC4D6F4668FFA6FEAFF8A0FE7783EF" authorityName="Swanepoel &amp; A. E. van Wyk" authorityYear="2023" box="[260,511,1918,1939]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="3" pageNumber="4" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE4668FFA6FEAFF8A0FE7783EF" box="[260,511,1918,1939]" italics="true" pageId="3" pageNumber="4">Petalidium karasbergense</emphasis>
</taxonomicName>
, morphology of flowers, stems, and leaves.
<emphasis id="F1B8EAFE4668FFA6FC01F8A0FC4A83EF" bold="true" box="[938,962,1918,1939]" pageId="3" pageNumber="4">A.</emphasis>
Flower in front view.
<emphasis id="F1B8EAFE4668FFA6FB32F8A0FB3883EF" bold="true" box="[1177,1200,1918,1939]" pageId="3" pageNumber="4">B.</emphasis>
Flower with bracteoles in lateral view.
<emphasis id="F1B8EAFE4668FFA6FEA8F87CFE9383C4" bold="true" box="[259,283,1954,1976]" pageId="3" pageNumber="4">C.</emphasis>
Flower viewed from below; note the bracteoles that are not connate at the base, hence the calyx is clearly visible over the whole of its length.
<emphasis id="F1B8EAFE4668FFA6FEE3F818FEE883A7" bold="true" box="[328,352,1990,2011]" pageId="3" pageNumber="4">D.</emphasis>
Branchlet showing an open flower, persistent bracteoles, and leafy side shoots (some tapering to a spinescent tip).
<emphasis id="F1B8EAFE4668FFA6FF23F834FF168383" bold="true" box="[136,158,2026,2047]" pageId="3" pageNumber="4">E.</emphasis>
Enlarged portion of
<emphasis id="F1B8EAFE4668FFA6FECCF834FE598383" box="[359,465,2026,2047]" italics="true" pageId="3" pageNumber="4">Auret 5617</emphasis>
in Herb. PRE showing three brachyblasts, the longest one with several phyllopodia, the latter each ca. 1 mm long. Photographs by W. Swanepoel (AD) and A.E. van Wyk (E).
</paragraph>
</caption>
<subSubSection id="8BD66567466FFFA1FF16FDD8FAB8865C" box="[189,1328,518,545]" pageId="4" pageNumber="5" type="biology_ecology">
<paragraph id="C37336EC466FFFA1FF16FDD8FAB8865C" blockId="4.[136,1452,158,724]" box="[189,1328,518,545]" pageId="4" pageNumber="5">
<emphasis id="F1B8EAFE466FFFA1FF16FDD8FECB865C" bold="true" box="[189,323,518,544]" pageId="4" pageNumber="5">Phenology:</emphasis>
—Flowers and developing fruit have been recorded in January, March, April, and August.
</paragraph>
</subSubSection>
<subSubSection id="8BD66567466FFFA1FF16FDF4FE9886A8" pageId="4" pageNumber="5" type="distribution">
<paragraph id="C37336EC466FFFA1FF16FDF4FE9886A8" blockId="4.[136,1452,158,724]" pageId="4" pageNumber="5">
<emphasis id="F1B8EAFE466FFFA1FF16FDF4FE608638" bold="true" box="[189,488,554,580]" pageId="4" pageNumber="5">Distribution and habitat:</emphasis>
—At present,
<taxonomicName id="04CC4D6F466FFFA1FD2FFDF4FC2F8638" authorityName="Swanepoel &amp; A. E. van Wyk" authorityYear="2023" box="[644,935,554,580]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466FFFA1FD2FFDF4FC2F8638" box="[644,935,554,580]" italics="true" pageId="4" pageNumber="5">Petalidium karasbergense</emphasis>
</taxonomicName>
is only known from the Groot Karasberge and environs where it occurs in small colonies on arid stony slopes,
<quantity id="04349B09466FFFA1FCC2FD90FC7F8614" box="[873,1015,590,616]" metricMagnitude="5" metricUnit="m" metricValue="2.85" metricValueMax="3.1" metricValueMin="2.6" pageId="4" pageNumber="5" unit="km" value="285.0" valueMax="310.0" valueMin="260.0">260310 km</quantity>
from the Atlantic Ocean at elevations of
<quantity id="04349B09466FFFA1FF0CFDACFEAF86F1" box="[167,295,626,653]" metricMagnitude="2" metricUnit="m" metricValue="8.5" metricValueMax="9.0" metricValueMin="8.0" pageId="4" pageNumber="5" unit="m" value="850.0" valueMax="900.0" valueMin="800.0">800900 m</quantity>
(
<figureCitation id="5BF72A69466FFFA1FE9DFDACFEF386F0" box="[310,379,626,652]" captionStart="FIGURE 3" captionStartId="4.[136,229,1961,1983]" captionTargetBox="[190,1397,749,1936]" captionTargetId="figure-274@4.[190,1397,749,1936]" captionTargetPageId="4" captionText="FIGURE 3. Known distribution of Petalidium karasbergense (black dots; ●) based on specimens in Herbs WIND and PRE.Also depicted are the distribution ranges of P. parvifolium (A. blue), P. lucens (B. orange), and P. mannheimerae (C. green). Note that as a result of further field work the ranges of P. parvifolium and P. lucens as depicted in Swanepoel et al. (2022) have been slightly adjusted on the present map." figureDoi="http://doi.org/10.5281/zenodo.8254574" httpUri="https://zenodo.org/record/8254574/files/figure.png" pageId="4" pageNumber="5">Fig. 3</figureCitation>
). Plants grow in
<collectingRegion id="0108F80E466FFFA1FD90FDADFDF486F1" box="[571,636,627,653]" country="Namibia" name="//Karas" pageId="4" pageNumber="5">Karas</collectingRegion>
Dwarf Shrubland on shallow soil among sandstone rocks (
<figureCitation id="5BF72A69466FFFA1FABCFDACFADF86F0" box="[1303,1367,626,652]" captionStart="FIGURE 1" captionStartId="2.[136,229,1952,1974]" captionTargetBox="[165,1422,187,1924]" captionTargetId="figure-17@2.[165,1422,187,1925]" captionTargetPageId="2" captionText="FIGURE 1. Petalidium karasbergense, habitat and habit. A. Plant (ca. 50 cm high) with open flower. B. Old, stunted plant showing thick, woody stem (ca. 8 cm in diameter). C. Mature plant (ca. 80 cm high) in habitat; surrounded by sandstone rocks of the Nama Group. Photographs by W. Swanepoel." figureDoi="http://doi.org/10.5281/zenodo.8254570" httpUri="https://zenodo.org/record/8254570/files/figure.png" pageId="4" pageNumber="5">Fig. 1</figureCitation>
) of the sedimentary Nama Group (
<bibRefCitation id="A75D4B1D466FFFA1FE13FD48FD4086CC" author="Mendelsohn, J. &amp; Jarvis, A. &amp; Roberts, C. &amp; Robertson, T." box="[440,712,662,689]" pageId="4" pageNumber="5" refId="ref4015" refString="Mendelsohn, J., Jarvis, A., Roberts, C. &amp; Robertson, T. (2002) Atlas of Namibia. Philip, Cape Town, 200 pp." type="book" year="2002">
Mendelsohn
<emphasis id="F1B8EAFE466FFFA1FDE0FD49FDF586CC" box="[587,637,662,688]" italics="true" pageId="4" pageNumber="5">et al</emphasis>
. 2002
</bibRefCitation>
). Average annual rainfall in the area is
<quantity id="04349B09466FFFA1FBD7FD48FA9986CD" box="[1148,1297,662,689]" metricMagnitude="-1" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="4" pageNumber="5" unit="mm" value="150.0" valueMax="200.0" valueMin="100.0">100200 mm</quantity>
(
<bibRefCitation id="A75D4B1D466FFFA1FAB4FD48FE8C86A8" author="Mendelsohn, J. &amp; Jarvis, A. &amp; Roberts, C. &amp; Robertson, T." pageId="4" pageNumber="5" refId="ref4015" refString="Mendelsohn, J., Jarvis, A., Roberts, C. &amp; Robertson, T. (2002) Atlas of Namibia. Philip, Cape Town, 200 pp." type="book" year="2002">
Mendelsohn
<emphasis id="F1B8EAFE466FFFA1FF23FD65FF4886A8" box="[136,192,698,724]" italics="true" pageId="4" pageNumber="5">et al.</emphasis>
2002
</bibRefCitation>
).
</paragraph>
</subSubSection>
<caption id="97B36664466FFFA1FF23F877FE8C8C56" ID-DOI="http://doi.org/10.5281/zenodo.8254574" ID-Zenodo-Dep="8254574" httpUri="https://zenodo.org/record/8254574/files/figure.png" pageId="4" pageNumber="5" startId="4.[136,229,1961,1983]" targetBox="[190,1397,749,1936]" targetPageId="4" targetType="figure">
<paragraph id="C37336EC466FFFA1FF23F877FE8C8C56" blockId="4.[136,1451,1960,2090]" pageId="4" pageNumber="5">
<emphasis id="F1B8EAFE466FFFA1FF23F877FF7583C2" bold="true" box="[136,253,1961,1983]" pageId="4" pageNumber="5">FIGURE 3.</emphasis>
Known distribution of
<taxonomicName id="04CC4D6F466FFFA1FE70F877FD5D83C2" authorityName="Swanepoel &amp; A. E. van Wyk" authorityYear="2023" box="[475,725,1961,1982]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466FFFA1FE70F877FD5D83C2" box="[475,725,1961,1982]" italics="true" pageId="4" pageNumber="5">Petalidium karasbergense</emphasis>
</taxonomicName>
(black dots; ●) based on specimens in Herbs WIND and PRE.Also depicted are the distribution ranges of
<taxonomicName id="04CC4D6F466FFFA1FE00F813FDBD839E" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[427,565,1997,2018]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466FFFA1FE00F813FDBD839E" box="[427,565,1997,2018]" italics="true" pageId="4" pageNumber="5">P. parvifolium</emphasis>
</taxonomicName>
(A. blue),
<taxonomicName id="04CC4D6F466FFFA1FD08F813FD71839E" box="[675,761,1997,2018]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466FFFA1FD08F813FD71839E" box="[675,761,1997,2018]" italics="true" pageId="4" pageNumber="5">P. lucens</emphasis>
</taxonomicName>
(B. orange), and
<taxonomicName id="04CC4D6F466FFFA1FC02F813FBD9839E" box="[937,1105,1997,2018]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="mannheimerae">
<emphasis id="F1B8EAFE466FFFA1FC02F813FBD9839E" box="[937,1105,1997,2018]" italics="true" pageId="4" pageNumber="5">P. mannheimerae</emphasis>
</taxonomicName>
(C. green). Note that as a result of further field work the ranges of
<taxonomicName id="04CC4D6F466FFFA1FE6FF82FFDC58C7A" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[452,589,2033,2054]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466FFFA1FE6FF82FFDC58C7A" box="[452,589,2033,2054]" italics="true" pageId="4" pageNumber="5">P. parvifolium</emphasis>
</taxonomicName>
and
<taxonomicName id="04CC4D6F466FFFA1FDD4F82FFD5D8C7A" box="[639,725,2033,2054]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466FFFA1FDD4F82FFD5D8C7A" box="[639,725,2033,2054]" italics="true" pageId="4" pageNumber="5">P. lucens</emphasis>
</taxonomicName>
as depicted in Swanepoel
<emphasis id="F1B8EAFE466FFFA1FC76F82FFB878C7A" box="[989,1039,2033,2054]" italics="true" pageId="4" pageNumber="5">et al.</emphasis>
(2022) have been slightly adjusted on the present map.
</paragraph>
</caption>
<subSubSection id="8BD66567466EFFA0FF16FF40FE478510" pageId="5" pageNumber="6" type="conservation">
<paragraph id="C37336EC466EFFA0FF16FF40FE478510" blockId="5.[136,1452,158,869]" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF16FF40FE3384C4" bold="true" box="[189,443,158,184]" pageId="5" pageNumber="6">Conservation status:</emphasis>
<taxonomicName id="04CC4D6F466EFFA0FE7CFF40FC8B84C4" authorityName="Swanepoel &amp; A. E. van Wyk" authorityYear="2023" box="[471,771,158,184]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FE7CFF40FC8B84C4" box="[471,771,158,184]" italics="true" pageId="5" pageNumber="6">Petalidium karasbergense</emphasis>
</taxonomicName>
is known from only one location with four small subpopulations, all of which are on commercial farmland. It is locally common at the
<typeStatus id="1C77884E466EFFA0FB9BFF1DFBE884A1" box="[1072,1120,195,221]" pageId="5" pageNumber="6">type</typeStatus>
locality with about 70 plants seen and all in good condition. Although a brief search at various other localities with seemingly suitable habitat did not reveal any plants, it is probably more widespread than currently known. Due to the small, estimated population size of less than 1000 mature individuals, a conservation status of Vulnerable VU D1 is proposed for
<taxonomicName id="04CC4D6F466EFFA0FA9BFEF0FE438510" authority="(IUCN 2012)" baseAuthorityName="IUCN" baseAuthorityYear="2012" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FA9BFEF0FEA28510" italics="true" pageId="5" pageNumber="6">Petalidium karasbergense</emphasis>
(
<bibRefCitation id="A75D4B1D466EFFA0FE92FE8CFE4B8510" author="IUCN &amp; Cambridge U. K." box="[313,451,338,364]" pageId="5" pageNumber="6" refId="ref3920" refString="IUCN (2012) IUCN red list categories and criteria: Version 3.1, 2 nd edn. IUCN Species Survival Commission, Gland, Switzerland and Cambridge U. K., iv + 32 pp." type="book" year="2012">IUCN 2012</bibRefCitation>
)
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="8BD66567466EFFA0FF16FEA8FDA285C8" pageId="5" pageNumber="6" type="etymology">
<paragraph id="C37336EC466EFFA0FF16FEA8FDA285C8" blockId="5.[136,1452,158,869]" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF16FEA8FEC085EC" bold="true" box="[189,328,374,400]" pageId="5" pageNumber="6">Etymology:</emphasis>
—The specific epithet refers to the Groot Karasberge in southeastern
<collectingCountry id="BBDB767C466EFFA0FBEDFEA8FB2185EC" box="[1094,1193,374,400]" name="Namibia" pageId="5" pageNumber="6">Namibia</collectingCountry>
, the mountain complex to which the new species is confined.
</paragraph>
</subSubSection>
<subSubSection id="8BD66567466EFFA2FF16FE60FDA184A0" lastPageId="7" lastPageNumber="8" pageId="5" pageNumber="6" type="discussion">
<paragraph id="C37336EC466EFFA0FF16FE60FD078718" blockId="5.[136,1452,158,869]" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF16FE60FE8185A4" bold="true" box="[189,265,446,472]" pageId="5" pageNumber="6">Notes:</emphasis>
—In addition to
<taxonomicName id="04CC4D6F466EFFA0FE63FE61FDE085A4" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[456,616,446,472]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466EFFA0FE63FE61FDE085A4" box="[456,616,446,472]" italics="true" pageId="5" pageNumber="6">P. parvifolium</emphasis>
</taxonomicName>
(see “Diagnosis” above), the new species can be confused with
<taxonomicName id="04CC4D6F466EFFA0FAECFE61FA2485A4" box="[1351,1452,446,472]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FAECFE61FA2485A4" box="[1351,1452,446,472]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
and
<taxonomicName id="04CC4D6F466EFFA0FF11FE3DFD328581" authority="Swanepoel et al. (2022: 5)" authorityName="Swanepoel" authorityPageNumber="5" authorityYear="2022" box="[186,698,482,509]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="mannheimerae">
<emphasis id="F1B8EAFE466EFFA0FF11FE3DFEF68580" box="[186,382,482,508]" italics="true" pageId="5" pageNumber="6">P. mannheimerae</emphasis>
Swanepoel
<emphasis id="F1B8EAFE466EFFA0FDA7FE3DFDCF8580" box="[524,583,482,508]" italics="true" pageId="5" pageNumber="6">et al.</emphasis>
(2022: 5)
</taxonomicName>
due to similarities in the habit, leaves and flowers. However, the indumentum on vegetative parts of
<taxonomicName id="04CC4D6F466EFFA0FDBFFDD9FD59865C" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[532,721,518,544]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FDBFFDD9FD59865C" box="[532,721,518,544]" italics="true" pageId="5" pageNumber="6">P. karasbergense</emphasis>
</taxonomicName>
is strigulose (
<emphasis id="F1B8EAFE466EFFA0FCC4FDD9FC0E865C" box="[879,902,519,544]" italics="true" pageId="5" pageNumber="6">vs</emphasis>
. dense short simple or stellate trichomes, usually with isolated dendritic trichomes in addition [
<taxonomicName id="04CC4D6F466EFFA0FD07FDF5FC9E8638" box="[684,790,554,580]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FD07FDF5FC9E8638" box="[684,790,554,580]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
]; puberulent, usually with robust, multi-cellular stalked glandular or eglandular trichomes in addition [
<taxonomicName id="04CC4D6F466EFFA0FD3FFD91FCDE8614" box="[660,854,590,616]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="mannheimerae">
<emphasis id="F1B8EAFE466EFFA0FD3FFD91FCDE8614" box="[660,854,590,616]" italics="true" pageId="5" pageNumber="6">P. mannheimerae</emphasis>
</taxonomicName>
]). The leaves of
<taxonomicName id="04CC4D6F466EFFA0FBBDFD91FB5B8614" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[1046,1235,590,616]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FBBDFD91FB5B8614" box="[1046,1235,590,616]" italics="true" pageId="5" pageNumber="6">P. karasbergense</emphasis>
</taxonomicName>
are recurved at the apex and not succulent (
<emphasis id="F1B8EAFE466EFFA0FE3DFDADFE2586F0" box="[406,429,627,652]" italics="true" pageId="5" pageNumber="6">vs</emphasis>
. apex not recurved [
<taxonomicName id="04CC4D6F466EFFA0FD39FDADFD7D86F0" box="[658,757,626,652]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FD39FDADFD7D86F0" box="[658,757,626,652]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
] and semi-succulent [
<taxonomicName id="04CC4D6F466EFFA0FC40FDADFB2486F0" box="[1003,1196,626,652]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="mannheimerae">
<emphasis id="F1B8EAFE466EFFA0FC40FDADFB2486F0" box="[1003,1196,626,652]" italics="true" pageId="5" pageNumber="6">P. mannheimerae</emphasis>
</taxonomicName>
]). The corolla lobes of
<taxonomicName id="04CC4D6F466EFFA0FF23FD49FECF86CC" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[136,327,662,688]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FF23FD49FECF86CC" box="[136,327,662,688]" italics="true" pageId="5" pageNumber="6">P. karasbergense</emphasis>
</taxonomicName>
are predominantly white or cream-white and superficially similar to those of
<taxonomicName id="04CC4D6F466EFFA0FB12FD49FAF386CC" box="[1209,1403,662,688]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="mannheimerae">
<emphasis id="F1B8EAFE466EFFA0FB12FD49FAF386CC" box="[1209,1403,662,688]" italics="true" pageId="5" pageNumber="6">P. mannheimerae</emphasis>
</taxonomicName>
(
<emphasis id="F1B8EAFE466EFFA0FA26FD49FA2C86CC" box="[1421,1444,663,688]" italics="true" pageId="5" pageNumber="6">vs</emphasis>
. mauve [
<taxonomicName id="04CC4D6F466EFFA0FF48FD65FECF86A8" box="[227,327,698,724]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FF48FD65FECF86A8" box="[227,327,698,724]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
]). The distribution ranges of
<taxonomicName id="04CC4D6F466EFFA0FD3AFD65FD7D86A8" box="[657,757,698,724]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FD3AFD65FD7D86A8" box="[657,757,698,724]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
and
<taxonomicName id="04CC4D6F466EFFA0FC80FD65FC6186A8" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[811,1001,698,724]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FC80FD65FC6186A8" box="[811,1001,698,724]" italics="true" pageId="5" pageNumber="6">P. karasbergense</emphasis>
</taxonomicName>
marginally overlap (
<figureCitation id="5BF72A69466EFFA0FB7FFD64FA9F86A8" box="[1236,1303,698,724]" captionStart="FIGURE 3" captionStartId="4.[136,229,1961,1983]" captionTargetBox="[190,1397,749,1936]" captionTargetId="figure-274@4.[190,1397,749,1936]" captionTargetPageId="4" captionText="FIGURE 3. Known distribution of Petalidium karasbergense (black dots; ●) based on specimens in Herbs WIND and PRE.Also depicted are the distribution ranges of P. parvifolium (A. blue), P. lucens (B. orange), and P. mannheimerae (C. green). Note that as a result of further field work the ranges of P. parvifolium and P. lucens as depicted in Swanepoel et al. (2022) have been slightly adjusted on the present map." figureDoi="http://doi.org/10.5281/zenodo.8254574" httpUri="https://zenodo.org/record/8254574/files/figure.png" pageId="5" pageNumber="6">Fig. 3</figureCitation>
), although at no locality has the two species been found to grow sympatrically.
<taxonomicName id="04CC4D6F466EFFA0FCC1FD00FB1A8684" box="[874,1170,734,760]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="mannheimerae">
<emphasis id="F1B8EAFE466EFFA0FCC1FD00FB1A8684" box="[874,1170,734,760]" italics="true" pageId="5" pageNumber="6">Petalidium mannheimerae</emphasis>
</taxonomicName>
is endemic and
<taxonomicName id="04CC4D6F466EFFA0FAE3FD01FA248684" box="[1352,1452,734,760]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FAE3FD01FA248684" box="[1352,1452,734,760]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
near-endemic to the Gariep Centre of Endemism in
<collectingCountry id="BBDB767C466EFFA0FD62FCDCFCA18760" box="[713,809,770,796]" name="Namibia" pageId="5" pageNumber="6">Namibia</collectingCountry>
and
<collectingCountry id="BBDB767C466EFFA0FCF4FCDCFC658760" box="[863,1005,770,796]" name="South Africa" pageId="5" pageNumber="6">South Africa</collectingCountry>
(
<bibRefCitation id="A75D4B1D466EFFA0FC50FCDCFA838760" author="Van Wyk, A. E. &amp; Smith, G. F." box="[1019,1291,770,796]" pageId="5" pageNumber="6" refId="ref4560" refString="Van Wyk, A. E. &amp; Smith, G. F. (2001) Regions of floristic endemism in southern Africa: a review with emphasis on succulents. Umdaus Press, Hatfield, Pretoria, 199 pp." type="book" year="2001">Van Wyk &amp; Smith 2001</bibRefCitation>
, Swanepoel
<emphasis id="F1B8EAFE466EFFA0FA3CFCDDFF2D873C" italics="true" pageId="5" pageNumber="6">et al.</emphasis>
2022). Some of the morphological features to distinguish between
<taxonomicName id="04CC4D6F466EFFA0FC25FCF8FB39873C" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[910,1201,806,832]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FC25FCF8FB39873C" box="[910,1201,806,832]" italics="true" pageId="5" pageNumber="6">Petalidium karasbergense</emphasis>
</taxonomicName>
,
<taxonomicName id="04CC4D6F466EFFA0FB15FCF9FAD4873C" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[1214,1372,806,832]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466EFFA0FB15FCF9FAD4873C" box="[1214,1372,806,832]" italics="true" pageId="5" pageNumber="6">P. parvifolium</emphasis>
</taxonomicName>
, and
<taxonomicName id="04CC4D6F466EFFA0FA3CFCF9FF588718" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FA3CFCF9FF588718" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
are provided in
<tableCitation id="8E4E0357466EFFA0FE2CFC94FE528718" box="[391,474,842,868]" captionStart="TABLE 1" captionStartId="5.[136,224,916,940]" captionTargetPageId="5" captionText="TABLE 1. Prominent morphological differences between Petalidium karasbergense, P. parvifolium, and P. lucens." httpUri="http://table.plazi.org/id/97B36664466EFFA0FF23FC4AFAD887D0" pageId="5" pageNumber="6" tableUuid="97B36664466EFFA0FF23FC4AFAD887D0">Table 1</tableCitation>
; also see
<figureCitation id="5BF72A69466EFFA0FDECFC94FD038718" box="[583,651,842,868]" captionStart="FIGURE 4" captionStartId="6.[136,229,1953,1975]" captionTargetBox="[222,1366,785,1929]" captionTargetId="figure-188@6.[222,1366,785,1929]" captionTargetPageId="6" captionText="FIGURE 4. Petalidium parvifolium, flower and leaf morphology. A. Branchlet showing glossy, non-succulent leaves; blade ± flat and margins without long, robust, multi-cellular trichomes and isolated, robust, stalked glandular trichomes (present in P. mannheimerae). B. Flower in front view showing nectar guides. C. Flower in lateral view showing white bracteoles with conspicuous venation. Photographs by W. Swanepoel. Republished from Swanepoel et al. (2022)." figureDoi="http://doi.org/10.5281/zenodo.8254576" httpUri="https://zenodo.org/record/8254576/files/figure.png" pageId="5" pageNumber="6">Fig. 4</figureCitation>
.
</paragraph>
<caption id="97B36664466EFFA0FF23FC4AFAD887D0" ID-Table-UUID="97B36664466EFFA0FF23FC4AFAD887D0" box="[136,1360,916,940]" httpUri="http://table.plazi.org/id/97B36664466EFFA0FF23FC4AFAD887D0" pageId="5" pageNumber="6" startId="5.[136,224,916,940]" targetBox="[147,1437,956,2036]" targetIsTable="true" targetPageId="5" targetType="table">
<paragraph id="C37336EC466EFFA0FF23FC4AFAD887D0" blockId="5.[136,1360,916,940]" box="[136,1360,916,940]" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF23FC4AFF7387D0" bold="true" box="[136,251,916,940]" pageId="5" pageNumber="6">TABLE 1.</emphasis>
Prominent morphological differences between
<taxonomicName id="04CC4D6F466EFFA0FD5DFC4AFB8587D0" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[758,1037,916,940]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FD5DFC4AFB8587D0" box="[758,1037,916,940]" italics="true" pageId="5" pageNumber="6">Petalidium karasbergense</emphasis>
</taxonomicName>
,
<taxonomicName id="04CC4D6F466EFFA0FBB2FC4BFB3887D0" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[1049,1200,916,940]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466EFFA0FBB2FC4BFB3887D0" box="[1049,1200,916,940]" italics="true" pageId="5" pageNumber="6">P. parvifolium</emphasis>
</taxonomicName>
, and
<taxonomicName id="04CC4D6F466EFFA0FB40FC4BFAC187D0" box="[1259,1353,916,940]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="lucens">
<emphasis id="F1B8EAFE466EFFA0FB40FC4BFAC187D0" box="[1259,1353,916,940]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<paragraph id="C37336EC466EFFA0FF38FC63FB268388" pageId="5" pageNumber="6">
<table id="B1CCC44C466E005AFF38FC62FA158388" box="[147,1437,956,2036]" colsContinueIn="6.[147,1435,211,757]" gridcols="4" gridrows="16" pageId="5" pageNumber="6">
<tr id="7DFC34AE466E005AFF38FC62FA1587AC" box="[147,1437,956,976]" gridrow="0" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FC62FE1487AC" box="[147,412,956,976]" gridcol="0" gridrow="0" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FC63FF7987AC" bold="true" box="[147,241,957,976]" pageId="5" pageNumber="6">Character</emphasis>
</th>
<th id="3E2D5DD2466E005AFE10FC62FD5787AC" box="[443,735,956,976]" gridcol="1" gridrow="0" pageId="5" pageNumber="6">
<taxonomicName id="04CC4D6F466EFFA0FE10FC63FDC787B3" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[443,591,956,976]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466EFFA0FE10FC63FDC787B3" bold="true" box="[443,591,956,976]" italics="true" pageId="5" pageNumber="6">P. karasbergense</emphasis>
</taxonomicName>
</th>
<th id="3E2D5DD2466E005AFD54FC62FBCA87AC" box="[767,1090,956,976]" gridcol="2" gridrow="0" pageId="5" pageNumber="6">
<taxonomicName id="04CC4D6F466EFFA0FD54FC63FCF387B3" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[767,891,956,976]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466EFFA0FD54FC63FCF387B3" bold="true" box="[767,891,956,976]" italics="true" pageId="5" pageNumber="6">P. parvifolium</emphasis>
</taxonomicName>
</th>
<th id="3E2D5DD2466E005AFBF1FC62FA1587AC" box="[1114,1437,956,976]" gridcol="3" gridrow="0" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FBF1FC63FB2087B3" bold="true" box="[1114,1192,956,976]" italics="true" pageId="5" pageNumber="6">P. lucens</emphasis>
</th>
</tr>
<tr id="7DFC34AE466E005AFF38FC3CFA15806E" box="[147,1437,994,1042]" gridrow="1" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FC3CFE14806E" box="[147,412,994,1042]" gridcol="0" gridrow="1" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FC3CFEB3806E" bold="true" pageId="5" pageNumber="6">Habit (distal stems and lateral branchlets)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10FC3CFD57806E" box="[443,735,994,1042]" gridcol="1" gridrow="1" pageId="5" pageNumber="6">Tapering, often spinescent, rigid</td>
<td id="3E2D5DD2466E005AFD54FC3CFBCA806E" box="[767,1090,994,1042]" gridcol="2" gridrow="1" pageId="5" pageNumber="6">Cylindric, flexible</td>
<td id="3E2D5DD2466E005AFBF1FC3CFA15806E" box="[1114,1437,994,1042]" gridcol="3" gridrow="1" pageId="5" pageNumber="6">Cylindric, rigid</td>
</tr>
<tr id="7DFC34AE466E005AFF38FBFAFA1580EC" box="[147,1437,1060,1168]" gridrow="2" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FBFAFE1480EC" box="[147,412,1060,1168]" gridcol="0" gridrow="2" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FBFAFF4A8029" bold="true" pageId="5" pageNumber="6">Indumentum on vegetative parts</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10FBFAFD5780EC" box="[443,735,1060,1168]" gridcol="1" gridrow="2" pageId="5" pageNumber="6">Strigulose (simple trichomes)</td>
<td id="3E2D5DD2466E005AFD54FBFAFBCA80EC" box="[767,1090,1060,1168]" gridcol="2" gridrow="2" pageId="5" pageNumber="6">Scattered sessile glandular trichomes</td>
<td id="3E2D5DD2466E005AFBF1FBFAFA1580EC" box="[1114,1437,1060,1168]" gridcol="3" gridrow="2" pageId="5" pageNumber="6">Dense short simple or sessile stellate trichomes (with 2 or 3 branches), usually with isolated dendritic trichomes in addition; glabrescent</td>
</tr>
<tr id="7DFC34AE466E005AFF38FB7CFA1580AE" box="[147,1437,1186,1234]" gridrow="3" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FB7CFE1480AE" box="[147,412,1186,1234]" gridcol="0" gridrow="3" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FB7CFF5980AE" bold="true" pageId="5" pageNumber="6">Young growth (stems and leaves)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10FB7CFD5780AE" box="[443,735,1186,1234]" gridcol="1" gridrow="3" pageId="5" pageNumber="6">Not glutinous</td>
<td id="3E2D5DD2466E005AFD54FB7CFBCA80AE" box="[767,1090,1186,1234]" gridcol="2" gridrow="3" pageId="5" pageNumber="6">Covered with a glutinous secretion (glossy)</td>
<td id="3E2D5DD2466E005AFBF1FB7CFA1580AE" box="[1114,1437,1186,1234]" gridcol="3" gridrow="3" pageId="5" pageNumber="6">Not glutinous</td>
</tr>
<tr id="7DFC34AE466E005AFF38FB3AFA15812C" box="[147,1437,1252,1360]" gridrow="4" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FB3AFE14812C" box="[147,412,1252,1360]" gridcol="0" gridrow="4" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FB3AFEB4808B" bold="true" box="[147,316,1252,1272]" pageId="5" pageNumber="6">Leaf blade (shape)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10FB3AFD57812C" box="[443,735,1252,1360]" gridcol="1" gridrow="4" pageId="5" pageNumber="6">Oblanceolate to broadly oblanceolate or narrowly obovate, often subconduplicate towards apex; margins entire</td>
<td id="3E2D5DD2466E005AFD54FB3AFBCA812C" box="[767,1090,1252,1360]" gridcol="2" gridrow="4" pageId="5" pageNumber="6">Oblanceolate or narrowly obovate, flat or subreduplicate; margins entire, sometimes sparsely crenate-serrate towards apex</td>
<td id="3E2D5DD2466E005AFBF1FB3AFA15812C" box="[1114,1437,1252,1360]" gridcol="3" gridrow="4" pageId="5" pageNumber="6">Oblanceolate to linear-lanceolate, broadly oblanceolate, broadly lanceolate, narrowly elliptic or ovate, flat; margins entire</td>
</tr>
<tr id="7DFC34AE466E005AFF38FABCFA15810A" box="[147,1437,1378,1398]" gridrow="5" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FABCFE14810A" box="[147,412,1378,1398]" gridcol="0" gridrow="5" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FABCFEE88109" bold="true" box="[147,352,1378,1397]" pageId="5" pageNumber="6">Leaf blade (size) (mm)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10FABCFD57810A" box="[443,735,1378,1398]" gridcol="1" gridrow="5" pageId="5" pageNumber="6">Up to 19 × 7</td>
<td id="3E2D5DD2466E005AFD54FABCFBCA810A" box="[767,1090,1378,1398]" gridcol="2" gridrow="5" pageId="5" pageNumber="6">430 × 211</td>
<td id="3E2D5DD2466E005AFBF1FABCFA15810A" box="[1114,1437,1378,1398]" gridcol="3" gridrow="5" pageId="5" pageNumber="6">Up to 32 × 17</td>
</tr>
<tr id="7DFC34AE466E005AFF38FA59FA1581C4" box="[147,1437,1415,1464]" gridrow="6" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FA59FE1481C4" box="[147,412,1415,1464]" gridcol="0" gridrow="6" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FA56FE9881E6" bold="true" box="[147,272,1415,1435]" pageId="5" pageNumber="6">Leaves (apex)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10FA59FD5781C4" box="[443,735,1415,1464]" gridcol="1" gridrow="6" pageId="5" pageNumber="6">Truncate, emarginate or acute; recurved</td>
<td id="3E2D5DD2466E005AFD54FA59FBCA81C4" box="[767,1090,1415,1464]" gridcol="2" gridrow="6" pageId="5" pageNumber="6">Rounded to obtuse, apiculate; slightly recurved</td>
<td id="3E2D5DD2466E005AFBF1FA59FA1581C4" box="[1114,1437,1415,1464]" gridcol="3" gridrow="6" pageId="5" pageNumber="6">Acute or obtuse; not recurved</td>
</tr>
<tr id="7DFC34AE466E005AFF38FA14FA158187" box="[147,1437,1482,1531]" gridrow="7" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38FA14FE148187" box="[147,412,1482,1531]" gridcol="0" gridrow="7" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38FA14FF5B8186" bold="true" pageId="5" pageNumber="6">Bracteoles (shape; degree of fusion)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10FA14FD578187" box="[443,735,1482,1531]" gridcol="1" gridrow="7" pageId="5" pageNumber="6">Elliptic or narrowly ovate; free or free almost to base</td>
<td id="3E2D5DD2466E005AFD54FA14FBCA8187" box="[767,1090,1482,1531]" gridcol="2" gridrow="7" pageId="5" pageNumber="6">Lanceolate-ovate; clearly connate towards base</td>
<td id="3E2D5DD2466E005AFBF1FA14FA158187" box="[1114,1437,1482,1531]" gridcol="3" gridrow="7" pageId="5" pageNumber="6">Ovate to broadly ovate; connate towards base</td>
</tr>
<tr id="7DFC34AE466E005AFF38F9D3FA15825C" box="[147,1437,1549,1568]" gridrow="8" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F9D3FE14825C" box="[147,412,1549,1568]" gridcol="0" gridrow="8" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F9D3FEC8825C" bold="true" box="[147,320,1549,1568]" pageId="5" pageNumber="6">Bracteoles (colour)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F9D3FD57825C" box="[443,735,1549,1568]" gridcol="1" gridrow="8" pageId="5" pageNumber="6">Cream-brown</td>
<td id="3E2D5DD2466E005AFD54F9D3FBCA825C" box="[767,1090,1549,1568]" gridcol="2" gridrow="8" pageId="5" pageNumber="6">White</td>
<td id="3E2D5DD2466E005AFBF1F9D3FA15825C" box="[1114,1437,1549,1568]" gridcol="3" gridrow="8" pageId="5" pageNumber="6">White</td>
</tr>
<tr id="7DFC34AE466E005AFF38F9ECFA15823A" box="[147,1437,1586,1606]" gridrow="9" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F9ECFE14823A" box="[147,412,1586,1606]" gridcol="0" gridrow="9" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F9EDFEB88239" bold="true" box="[147,304,1586,1606]" pageId="5" pageNumber="6">Bracteoles (apex)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F9ECFD57823A" box="[443,735,1586,1606]" gridcol="1" gridrow="9" pageId="5" pageNumber="6">Acute, attenuate or obtuse</td>
<td id="3E2D5DD2466E005AFD54F9ECFBCA823A" box="[767,1090,1586,1606]" gridcol="2" gridrow="9" pageId="5" pageNumber="6">Acute, sometimes apiculate</td>
<td id="3E2D5DD2466E005AFBF1F9ECFA15823A" box="[1114,1437,1586,1606]" gridcol="3" gridrow="9" pageId="5" pageNumber="6">Acute with a long mucro</td>
</tr>
<tr id="7DFC34AE466E005AFF38F986FA15829D" box="[147,1437,1624,1761]" gridrow="10" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F986FE14829D" box="[147,412,1624,1761]" gridcol="0" gridrow="10" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F986FF6682F4" bold="true" pageId="5" pageNumber="6">Bracteoles (indumentum abaxially)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F986FD57829D" box="[443,735,1624,1761]" gridcol="1" gridrow="10" pageId="5" pageNumber="6">Strigulose; margins strigose</td>
<td id="3E2D5DD2466E005AFD54F986FBCA829D" box="[767,1090,1624,1761]" gridcol="2" gridrow="10" pageId="5" pageNumber="6">Scattered sessile glands, towards base sometimes with very short glandular trichomes in addition; margins lanate with short-stalked glandular trichomes in addition</td>
<td id="3E2D5DD2466E005AFBF1F986FA15829D" box="[1114,1437,1624,1761]" gridcol="3" gridrow="10" pageId="5" pageNumber="6">Puberulent with short-stalked glandular trichomes in addition, some often robust, margins lanate</td>
</tr>
<tr id="7DFC34AE466E005AFF38F92DFA15837B" box="[147,1437,1779,1799]" gridrow="11" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F92DFE14837B" box="[147,412,1779,1799]" gridcol="0" gridrow="11" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F92DFED6837A" bold="true" box="[147,350,1779,1798]" pageId="5" pageNumber="6">Bracteoles (size) (mm)</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F92DFD57837B" box="[443,735,1779,1799]" gridcol="1" gridrow="11" pageId="5" pageNumber="6">10.511.5 × 5.06.2</td>
<td id="3E2D5DD2466E005AFD54F92DFBCA837B" box="[767,1090,1779,1799]" gridcol="2" gridrow="11" pageId="5" pageNumber="6">1012 × 45</td>
<td id="3E2D5DD2466E005AFBF1F92DFA15837B" box="[1114,1437,1779,1799]" gridcol="3" gridrow="11" pageId="5" pageNumber="6">1820 × 15</td>
</tr>
<tr id="7DFC34AE466E005AFF38F8C6FA158350" box="[147,1437,1816,1836]" gridrow="12" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F8C6FE148350" box="[147,412,1816,1836]" gridcol="0" gridrow="12" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F8C6FE848357" bold="true" box="[147,268,1816,1835]" pageId="5" pageNumber="6">
<taxonomicName id="04CC4D6F466EFFA0FF38F8C6FF5F8357" authorityName="Dall" authorityYear="1871" box="[147,215,1816,1835]" class="Gastropoda" family="Cymbuliidae" genus="Corolla" kingdom="Animalia" order="Pteropoda" pageId="5" pageNumber="2" phylum="Mollusca" rank="genus">Corolla</taxonomicName>
(size)
</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F8C6FD578350" box="[443,735,1816,1836]" gridcol="1" gridrow="12" pageId="5" pageNumber="6">ca. 20 mm long, 21 mm diam.</td>
<td id="3E2D5DD2466E005AFD54F8C6FBCA8350" box="[767,1090,1816,1836]" gridcol="2" gridrow="12" pageId="5" pageNumber="6">ca. 13 mm long, 17 mm diam.</td>
<td id="3E2D5DD2466E005AFBF1F8C6FA158350" box="[1114,1437,1816,1836]" gridcol="3" gridrow="12" pageId="5" pageNumber="6">ca. 24 mm long, 20 mm diam.</td>
</tr>
<tr id="7DFC34AE466E005AFF38F8E0FA158312" box="[147,1437,1854,1902]" gridrow="13" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F8E0FE148312" box="[147,412,1854,1902]" gridcol="0" gridrow="13" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F8E0FF5B8312" bold="true" pageId="5" pageNumber="6">
<taxonomicName id="04CC4D6F466EFFA0FF38F8E0FF5F832D" authorityName="Dall" authorityYear="1871" box="[147,215,1854,1873]" class="Gastropoda" family="Cymbuliidae" genus="Corolla" kingdom="Animalia" order="Pteropoda" pageId="5" pageNumber="2" phylum="Mollusca" rank="genus">Corolla</taxonomicName>
(upper lobes) (shape; fusion)
</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F8E0FD578312" box="[443,735,1854,1902]" gridcol="1" gridrow="13" pageId="5" pageNumber="6">Obovate; free</td>
<td id="3E2D5DD2466E005AFD54F8E0FBCA8312" box="[767,1090,1854,1902]" gridcol="2" gridrow="13" pageId="5" pageNumber="6">Oblong; connate for 25% of length</td>
<td id="3E2D5DD2466E005AFBF1F8E0FA158312" box="[1114,1437,1854,1902]" gridcol="3" gridrow="13" pageId="5" pageNumber="6">Obovate; free</td>
</tr>
<tr id="7DFC34AE466E005AFF38F85EFA1583E8" box="[147,1437,1920,1940]" gridrow="14" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F85EFE1483E8" box="[147,412,1920,1940]" gridcol="0" gridrow="14" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F85EFEAB83EF" bold="true" box="[147,291,1920,1939]" pageId="5" pageNumber="6">
<taxonomicName id="04CC4D6F466EFFA0FF38F85EFF5F83EF" authorityName="Dall" authorityYear="1871" box="[147,215,1920,1939]" class="Gastropoda" family="Cymbuliidae" genus="Corolla" kingdom="Animalia" order="Pteropoda" pageId="5" pageNumber="2" phylum="Mollusca" rank="genus">Corolla</taxonomicName>
(palate)
</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F85EFD5783E8" box="[443,735,1920,1940]" gridcol="1" gridrow="14" pageId="5" pageNumber="6">ca. 10-ribbed</td>
<td id="3E2D5DD2466E005AFD54F85EFBCA83E8" box="[767,1090,1920,1940]" gridcol="2" gridrow="14" pageId="5" pageNumber="6">5- or 6-ribbed</td>
<td id="3E2D5DD2466E005AFBF1F85EFA1583E8" box="[1114,1437,1920,1940]" gridcol="3" gridrow="14" pageId="5" pageNumber="6">57-ribbed</td>
</tr>
<tr id="7DFC34AE466E005AFF38F878FA158388" box="[147,1437,1958,2036]" gridrow="15" pageId="5" pageNumber="6">
<th id="3E2D5DD2466E005AFF38F878FE148388" box="[147,412,1958,2036]" gridcol="0" gridrow="15" pageId="5" pageNumber="6">
<emphasis id="F1B8EAFE466EFFA0FF38F878FF5483AA" bold="true" pageId="5" pageNumber="6">
<taxonomicName id="04CC4D6F466EFFA0FF38F878FF5F83C5" authorityName="Dall" authorityYear="1871" box="[147,215,1958,1977]" class="Gastropoda" family="Cymbuliidae" genus="Corolla" kingdom="Animalia" order="Pteropoda" pageId="5" pageNumber="2" phylum="Mollusca" rank="genus">Corolla</taxonomicName>
(indumentum: outside)
</emphasis>
</th>
<td id="3E2D5DD2466E005AFE10F878FD578388" box="[443,735,1958,2036]" gridcol="1" gridrow="15" pageId="5" pageNumber="6">Glabrous except for few short- stalked glandular trichomes</td>
<td id="3E2D5DD2466E005AFD54F878FBCA8388" box="[767,1090,1958,2036]" gridcol="2" gridrow="15" pageId="5" pageNumber="6">Puberulous</td>
<td id="3E2D5DD2466E005AFBF1F878FA158388" box="[1114,1437,1958,2036]" gridcol="3" gridrow="15" pageId="5" pageNumber="6">Scattered short-stalked glandular and isolated eglandular multi-cellular trichomes</td>
</tr>
</table>
</paragraph>
<paragraph id="C37336EC466EFFA0FB32F7D9FA178C66" blockId="5.[1177,1439,2055,2074]" box="[1177,1439,2055,2074]" pageId="5" pageNumber="6">
<tableNote id="3E2A3762466EFFA0FB32F7D9FA178C66" box="[1177,1439,2055,2074]" pageId="5" pageNumber="6" targetBox="[147,1437,956,2036]" targetPageId="5">......continued on the next page</tableNote>
</paragraph>
<caption id="97B36664466DFFA3FF23FF74FE0B84BE" box="[136,387,170,195]" isContinuationCaption="true" pageId="6" pageNumber="7" startId="6.[136,224,170,194]" targetType="table">
<paragraph id="C37336EC466DFFA3FF23FF74FE0B84BE" blockId="6.[136,387,170,195]" box="[136,387,170,195]" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF23FF74FF7384BF" bold="true" box="[136,251,170,195]" pageId="6" pageNumber="7">TABLE 1.</emphasis>
(Continued)
</paragraph>
</caption>
<paragraph id="C37336EC466DFFA3FF38FF0DFAFC86A4" pageId="6" pageNumber="7">
<table id="B1CCC44C466D005AFF38FF0DFA138689" box="[147,1435,211,757]" colsContinueFrom="5.[147,1437,956,2036]" gridcols="4" gridrows="8" pageId="6" pageNumber="7">
<tr id="7DFC34AE466D005AFF38FF0DFA13849A" box="[147,1435,211,230]" gridrow="0" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FF0DFEF9849A" box="[147,369,211,230]" gridcol="0" gridrow="0" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FF0DFF79849A" bold="true" box="[147,241,211,230]" pageId="6" pageNumber="7">Character</emphasis>
</th>
<th id="3E2D5DD2466D005AFE10FF0DFD61849A" box="[443,745,211,230]" gridcol="1" gridrow="0" pageId="6" pageNumber="7">
<taxonomicName id="04CC4D6F466DFFA3FE10FF0DFDC7849A" baseAuthorityName="IUCN" baseAuthorityYear="2012" box="[443,591,211,230]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="karasbergense">
<emphasis id="F1B8EAFE466DFFA3FE10FF0DFDC7849A" bold="true" box="[443,591,211,230]" italics="true" pageId="6" pageNumber="7">P. karasbergense</emphasis>
</taxonomicName>
</th>
<th id="3E2D5DD2466D005AFD54FF0DFBB4849A" box="[767,1084,211,230]" gridcol="2" gridrow="0" pageId="6" pageNumber="7">
<taxonomicName id="04CC4D6F466DFFA3FD54FF0DFCF3849A" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[767,891,211,230]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466DFFA3FD54FF0DFCF3849A" bold="true" box="[767,891,211,230]" italics="true" pageId="6" pageNumber="7">P. parvifolium</emphasis>
</taxonomicName>
</th>
<th id="3E2D5DD2466D005AFBF1FF0DFA13849A" box="[1114,1435,211,230]" gridcol="3" gridrow="0" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FBF1FF0DFB20849A" bold="true" box="[1114,1192,211,230]" italics="true" pageId="6" pageNumber="7">P. lucens</emphasis>
</th>
</tr>
<tr id="7DFC34AE466D005AFF38FF27FA138556" box="[147,1435,249,298]" gridrow="1" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FF27FEF98556" box="[147,369,249,298]" gridcol="0" gridrow="1" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FF27FEF88570" bold="true" box="[147,368,249,268]" pageId="6" pageNumber="7">Corolla (colour of lobes)</emphasis>
</th>
<td id="3E2D5DD2466D005AFE10FF27FD618556" box="[443,745,249,298]" gridcol="1" gridrow="1" pageId="6" pageNumber="7">White or cream-white, occasionally with a faint lilac tinge</td>
<td id="3E2D5DD2466D005AFD54FF27FBB48556" box="[767,1084,249,298]" gridcol="2" gridrow="1" pageId="6" pageNumber="7">Mauve, white or white with lilac tinge</td>
<td id="3E2D5DD2466D005AFBF1FF27FA138556" box="[1114,1435,249,298]" gridcol="3" gridrow="1" pageId="6" pageNumber="7">Mauve</td>
</tr>
<tr id="7DFC34AE466D005AFF38FEE5FA1385D4" box="[147,1435,315,424]" gridrow="2" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FEE5FEF985D4" box="[147,369,315,424]" gridcol="0" gridrow="2" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FEE2FEED8532" bold="true" box="[147,357,315,335]" pageId="6" pageNumber="7">
<taxonomicName id="04CC4D6F466DFFA3FF38FEE2FF5F8533" authorityName="Dall" authorityYear="1871" box="[147,215,316,335]" class="Gastropoda" family="Cymbuliidae" genus="Corolla" kingdom="Animalia" order="Pteropoda" pageId="6" pageNumber="2" phylum="Mollusca" rank="genus">Corolla</taxonomicName>
(nectar guides)
</emphasis>
</th>
<td id="3E2D5DD2466D005AFE10FEE5FD6185D4" box="[443,745,315,424]" gridcol="1" gridrow="2" pageId="6" pageNumber="7">Front lobe: pale yellow with purple patches Lateral lobes: purple Upper lobes: absent</td>
<td id="3E2D5DD2466D005AFD54FEE5FBB485D4" box="[767,1084,315,424]" gridcol="2" gridrow="2" pageId="6" pageNumber="7">Front lobe: yellow with brown patches Lateral lobes: brown Upper lobes: brown</td>
<td id="3E2D5DD2466D005AFBF1FEE5FA1385D4" box="[1114,1435,315,424]" gridcol="3" gridrow="2" pageId="6" pageNumber="7">Front lobe: cream Lateral lobes: beige Upper lobes: beige</td>
</tr>
<tr id="7DFC34AE466D005AFF38FE67FA138596" box="[147,1435,441,490]" gridrow="3" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FE67FEF98596" box="[147,369,441,490]" gridcol="0" gridrow="3" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FE67FEF985B0" bold="true" box="[147,369,441,460]" pageId="6" pageNumber="7">Filaments (length) (mm)</emphasis>
</th>
<td id="3E2D5DD2466D005AFE10FE67FD618596" box="[443,745,441,490]" gridcol="1" gridrow="3" pageId="6" pageNumber="7">Short filaments: ca. 6.2 Long filaments: ca. 8.8</td>
<td id="3E2D5DD2466D005AFD54FE67FBB48596" box="[767,1084,441,490]" gridcol="2" gridrow="3" pageId="6" pageNumber="7">Short filaments: ca. 4.3 Long filaments: ca. 5.7</td>
<td id="3E2D5DD2466D005AFBF1FE67FA138596" box="[1114,1435,441,490]" gridcol="3" gridrow="3" pageId="6" pageNumber="7">Short filaments: ca. 6.5 Long filaments: ca. 8.7</td>
</tr>
<tr id="7DFC34AE466D005AFF38FE22FA13866C" box="[147,1435,508,528]" gridrow="4" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FE22FEF9866C" box="[147,369,508,528]" gridcol="0" gridrow="4" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FE22FEE88673" bold="true" box="[147,352,508,527]" pageId="6" pageNumber="7">Anthers (length) (mm)</emphasis>
</th>
<td id="3E2D5DD2466D005AFE10FE22FD61866C" box="[443,745,508,528]" gridcol="1" gridrow="4" pageId="6" pageNumber="7">ca. 2.5</td>
<td id="3E2D5DD2466D005AFD54FE22FBB4866C" box="[767,1084,508,528]" gridcol="2" gridrow="4" pageId="6" pageNumber="7">ca. 2.2</td>
<td id="3E2D5DD2466D005AFBF1FE22FA13866C" box="[1114,1435,508,528]" gridcol="3" gridrow="4" pageId="6" pageNumber="7">ca. 3.3</td>
</tr>
<tr id="7DFC34AE466D005AFF38FDFFFA13862E" box="[147,1435,545,594]" gridrow="5" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FDFFFEF9862E" box="[147,369,545,594]" gridcol="0" gridrow="5" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FDFFFEEE8648" bold="true" box="[147,358,545,564]" pageId="6" pageNumber="7">Anthers (indumentum)</emphasis>
</th>
<td id="3E2D5DD2466D005AFE10FDFFFD61862E" box="[443,745,545,594]" gridcol="1" gridrow="5" pageId="6" pageNumber="7">Few simple trichomes</td>
<td id="3E2D5DD2466D005AFD54FDFFFBB4862E" box="[767,1084,545,594]" gridcol="2" gridrow="5" pageId="6" pageNumber="7">Scattered short-stalked glandular and few simple trichomes</td>
<td id="3E2D5DD2466D005AFBF1FDFFFA13862E" box="[1114,1435,545,594]" gridcol="3" gridrow="5" pageId="6" pageNumber="7">Scattered short-stalked glandular trichomes</td>
</tr>
<tr id="7DFC34AE466D005AFF38FDBAFA1386E9" box="[147,1435,612,661]" gridrow="6" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FDBAFEF986E9" box="[147,369,612,661]" gridcol="0" gridrow="6" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FDBAFEC2860B" bold="true" box="[147,330,612,631]" pageId="6" pageNumber="7">Style (indumentum)</emphasis>
</th>
<td id="3E2D5DD2466D005AFE10FDBAFD6186E9" box="[443,745,612,661]" gridcol="1" gridrow="6" pageId="6" pageNumber="7">Puberulous towards base</td>
<td id="3E2D5DD2466D005AFD54FDBAFBB486E9" box="[767,1084,612,661]" gridcol="2" gridrow="6" pageId="6" pageNumber="7">Puberulous with short-stalked glandular trichomes in addition</td>
<td id="3E2D5DD2466D005AFBF1FDBAFA1386E9" box="[1114,1435,612,661]" gridcol="3" gridrow="6" pageId="6" pageNumber="7">Puberulous</td>
</tr>
<tr id="7DFC34AE466D005AFF38FD79FA138689" box="[147,1435,679,757]" gridrow="7" pageId="6" pageNumber="7">
<th id="3E2D5DD2466D005AFF38FD79FEF98689" box="[147,369,679,757]" gridcol="0" gridrow="7" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF38FD79FE8A86C6" bold="true" box="[147,258,679,698]" pageId="6" pageNumber="7">Distribution</emphasis>
</th>
<td id="3E2D5DD2466D005AFE10FD79FD618689" box="[443,745,679,757]" gridcol="1" gridrow="7" pageId="6" pageNumber="7">Namibia (Groot Karasberge in the ||Kharas Region)</td>
<td id="3E2D5DD2466D005AFD54FD79FBB48689" box="[767,1084,679,757]" gridcol="2" gridrow="7" pageId="6" pageNumber="7">Botswana (Kgalagadi District), Namibia (Omaheke and Khomas Regions)</td>
<td id="3E2D5DD2466D005AFBF1FD79FA138689" box="[1114,1435,679,757]" gridcol="3" gridrow="7" pageId="6" pageNumber="7">Namibia (||Kharas Region) and South Africa (Northern Cape Province)</td>
</tr>
</table>
</paragraph>
<caption id="97B36664466DFFA3FF23F87FFD528C5E" ID-DOI="http://doi.org/10.5281/zenodo.8254576" ID-Zenodo-Dep="8254576" httpUri="https://zenodo.org/record/8254576/files/figure.png" pageId="6" pageNumber="7" startId="6.[136,229,1953,1975]" targetBox="[222,1366,785,1929]" targetPageId="6" targetType="figure">
<paragraph id="C37336EC466DFFA3FF23F87FFD528C5E" blockId="6.[136,1452,1953,2083]" pageId="6" pageNumber="7">
<emphasis id="F1B8EAFE466DFFA3FF23F87FFF7783CA" bold="true" box="[136,255,1953,1975]" pageId="6" pageNumber="7">FIGURE 4.</emphasis>
<taxonomicName id="04CC4D6F466DFFA3FEACF87FFE6F83CA" authorityName="C. B. Clarke ex Schinz" authorityYear="1926" box="[263,487,1953,1974]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="parvifolium">
<emphasis id="F1B8EAFE466DFFA3FEACF87FFE6F83CA" box="[263,487,1953,1974]" italics="true" pageId="6" pageNumber="7">Petalidium parvifolium</emphasis>
</taxonomicName>
, flower and leaf morphology.
<emphasis id="F1B8EAFE466DFFA3FCB9F87FFCA283CA" bold="true" box="[786,810,1953,1974]" pageId="6" pageNumber="7">A.</emphasis>
Branchlet showing glossy, non-succulent leaves; blade ± flat and margins without long, robust, multi-cellular trichomes and isolated, robust, stalked glandular trichomes (present in
<taxonomicName id="04CC4D6F466DFFA3FB77F818FA0A83A6" box="[1244,1410,1989,2011]" class="Magnoliopsida" family="Acanthaceae" genus="Petalidium" kingdom="Plantae" order="Lamiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="mannheimerae">
<emphasis id="F1B8EAFE466DFFA3FB77F818FA0A83A6" box="[1244,1410,1989,2011]" italics="true" pageId="6" pageNumber="7">P. mannheimerae</emphasis>
</taxonomicName>
).
<emphasis id="F1B8EAFE466DFFA3FA3EF81BFA2483A6" bold="true" box="[1429,1452,1989,2010]" pageId="6" pageNumber="7">B.</emphasis>
Flower in front view showing nectar guides.
<emphasis id="F1B8EAFE466DFFA3FD9CF837FDC68383" bold="true" box="[567,590,2025,2047]" pageId="6" pageNumber="7">C.</emphasis>
Flower in lateral view showing white bracteoles with conspicuous venation. Photographs by W. Swanepoel. Republished from Swanepoel
<emphasis id="F1B8EAFE466DFFA3FDF6F7D0FD068C5E" box="[605,654,2061,2083]" italics="true" pageId="6" pageNumber="7">et al.</emphasis>
(2022).
</paragraph>
</caption>
<paragraph id="C37336EC466CFFA2FF16FF40FDA184A0" blockId="7.[136,1452,158,365]" pageId="7" pageNumber="8">
All the mentioned species are from the infrageneric group composed of plants with regular, five-parted calyces (
<bibRefCitation id="A75D4B1D466CFFA2FF24FF1CFEDB84A0" author="Obermeijer, A. A." box="[143,339,194,220]" pageId="7" pageNumber="8" pagination="151 - 162" refId="ref4186" refString="Obermeijer, A. A. (1936) The South African species of Petalidium. Annals of the Transvaal Museum 18: 151 - 162." type="journal article" year="1936">Obermeijer 1936</bibRefCitation>
,
<bibRefCitation id="A75D4B1D466CFFA2FEF6FF1CFD9684A0" author="Tripp, E. A. &amp; Tsai, Y. E. &amp; Zhuang, Y. &amp; Dexter, K. G." box="[349,542,194,221]" pageId="7" pageNumber="8" pagination="1 - 17" refId="ref4486" refString="Tripp, E. A., Tsai, Y. E., Zhuang, Y. &amp; Dexter, K. G. (2017) RADseq dataset with 90 % missing data fully resolves recent radiation of Petalidium (Acanthaceae) in the ultra-arid deserts of Namibia. Ecology and Evolution 7 (19): 1 - 17. https: // doi. org / 10.1002 / ece 3.3274" type="journal article" year="2017">
Tripp
<emphasis id="F1B8EAFE466CFFA2FE09FF1DFE5B84A0" box="[418,467,194,220]" italics="true" pageId="7" pageNumber="8">et al</emphasis>
. 2017
</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="8BD66567466CFFA2FF16FF38FB968510" pageId="7" pageNumber="8" type="materials_examined">
<paragraph id="C37336EC466CFFA2FF16FF38FB968510" blockId="7.[136,1452,158,365]" pageId="7" pageNumber="8">
<materialsCitation id="73A43CB1466CFFA2FF16FF38FD518558" ID-GBIF-Occurrence="4177601302" collectionCode="AA" country="Namibia" county="Kharas Region" location="Aob" municipality="Keetmanshoop District" pageId="7" pageNumber="8" specimenCount="2" stateProvince="//Karas" typeStatus="paratype">
<emphasis id="F1B8EAFE466CFFA2FF16FF38FD6A857C" bold="true" box="[189,738,230,256]" pageId="7" pageNumber="8">
Additional specimens examined (
<typeStatus id="1C77884E466CFFA2FDF3FF38FD5D857C" box="[600,725,230,256]" pageId="7" pageNumber="8" type="paratype">paratypes</typeStatus>
):
</emphasis>
<collectingCountry id="BBDB767C466CFFA2FD54FF38FCF4857C" box="[767,892,230,256]" name="Namibia" pageId="7" pageNumber="8">NAMIBIA</collectingCountry>
, ||
<collectingCounty id="2A124E60466CFFA2FC3EFF38FBC1857C" box="[917,1097,230,256]" pageId="7" pageNumber="8">Kharas Region</collectingCounty>
:
<collectingMunicipality id="2317AC96466CFFA2FBF2FF38FAED857C" box="[1113,1381,230,256]" pageId="7" pageNumber="8">Keetmanshoop District</collectingMunicipality>
,
<location id="C6136037466CFFA2FADFFF38FA2F857C" LSID="urn:lsid:plazi:treatment:4B6587FA466AFFA2FF23FC73FB968510:C6136037466CFFA2FADFFF38FA2F857C" box="[1396,1447,230,256]" country="Namibia" county="Kharas Region" municipality="Keetmanshoop District" name="Aob" pageId="7" pageNumber="8" stateProvince="//Karas">Aob</location>
,
<location id="C6136037466CFFA2FF23FED4FF4E8558" LSID="urn:lsid:plazi:treatment:4B6587FA466AFFA2FF23FC73FB968510:C6136037466CFFA2FF23FED4FF4E8558" box="[136,198,266,292]" country="Namibia" county="Kharas Region" municipality="Keetmanshoop District" name="Great" pageId="7" pageNumber="8" stateProvince="//Karas">Great</location>
<collectingRegion id="0108F80E466CFFA2FF67FED5FE858559" box="[204,269,267,293]" country="Namibia" name="//Karas" pageId="7" pageNumber="8">Karas</collectingRegion>
<location id="C6136037466CFFA2FEB8FED4FE038558" LSID="urn:lsid:plazi:treatment:4B6587FA466AFFA2FF23FC73FB968510:C6136037466CFFA2FEB8FED4FE038558" box="[275,395,266,292]" country="Namibia" county="Kharas Region" municipality="Keetmanshoop District" name="Mountains" pageId="7" pageNumber="8" stateProvince="//Karas">Mountains</location>
[Groot Karasberge], 2719
<collectionCode id="A5DDAE29466CFFA2FD04FED4FD518558" box="[687,729,266,292]" country="Kazakhstan" lsid="urn:lsid:biocol.org:col:13590" name="Ministry of Science, Academy of Sciences" pageId="7" pageNumber="8" type="Herbarium">AA</collectionCode>
</materialsCitation>
,
<materialsCitation id="73A43CB1466CFFA2FD48FED4FEDE8534" ID-GBIF-Occurrence="4177601303" collectingDate="1924-04-18" collectionCode="PRE, AD" collectorName="Karasburg" country="Namibia" location="Numdis" municipality="Dinter" pageId="7" pageNumber="8" specimenCount="1" typeStatus="paratype">
<date id="B772102C466CFFA2FD48FED4FCF78558" box="[739,895,266,292]" pageId="7" pageNumber="8" value="1924-04-18">
<collectingDate id="A736E9C4466CFFA2FD48FED4FCF78558" box="[739,895,266,292]" pageId="7" pageNumber="8" value="1924-04-18">18 April 1924</collectingDate>
</date>
,
<emphasis id="F1B8EAFE466CFFA2FC23FED5FBE08558" box="[904,1128,266,293]" italics="true" pageId="7" pageNumber="8">
<collectingMunicipality id="2317AC96466CFFA2FC23FED5FC598558" box="[904,977,267,292]" pageId="7" pageNumber="8">Dinter</collectingMunicipality>
5150 &amp; 5154
</emphasis>
(
<collectionCode id="A5DDAE29466CFFA2FBDCFED4FB3D8558" box="[1143,1205,266,292]" country="South Africa" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15547" lsid="urn:lsid:biocol.org:col:15547" name="South African National Biodiversity Institute (SANBI)" pageId="7" pageNumber="8" type="Herbarium">PRE</collectionCode>
!);
<collectorName id="6E39533A466CFFA2FB60FED4FACA8558" box="[1227,1346,266,292]" pageId="7" pageNumber="8">Karasburg</collectorName>
,
<location id="C6136037466CFFA2FAE7FED4FA208558" LSID="urn:lsid:plazi:treatment:4B6587FA466AFFA2FF23FC73FB968510:C6136037466CFFA2FAE7FED4FA208558" box="[1356,1448,266,292]" country="Namibia" municipality="Dinter" name="Numdis" pageId="7" pageNumber="8">Numdis</location>
, in rante, 2719
<collectionCode id="A5DDAE29466CFFA2FE87FEF0FEDE8534" box="[300,342,302,328]" country="Australia" lsid="urn:lsid:biocol.org:col:15675" name="State Herbarium of South Australia" pageId="7" pageNumber="8" type="Herbarium">AD</collectionCode>
</materialsCitation>
,
<materialsCitation id="73A43CB1466CFFA2FECFFEF1FE4F8511" ID-GBIF-Occurrence="4177601304" collectingDate="1975-01" collectionCode="PRE" collectorName="Karasburg &amp; Ariamsvlei" country="Namibia" elevation="811" location="Karasburg District" municipality="Auret" pageId="7" pageNumber="8" specimenCount="1" typeStatus="paratype">
<date id="B772102C466CFFA2FECFFEF1FD898535" box="[356,513,302,329]" pageId="7" pageNumber="8" value="1975-01">
<collectingDate id="A736E9C4466CFFA2FECFFEF1FD898535" box="[356,513,302,329]" pageId="7" pageNumber="8" value="1975-01">January 1975</collectingDate>
</date>
,
<emphasis id="F1B8EAFE466CFFA2FDBBFEF1FD188534" box="[528,656,302,329]" italics="true" pageId="7" pageNumber="8">
<collectingMunicipality id="2317AC96466CFFA2FDBBFEF1FDC58535" box="[528,589,303,329]" pageId="7" pageNumber="8">Auret</collectingMunicipality>
5617
</emphasis>
(
<collectionCode id="A5DDAE29466CFFA2FD08FEF0FD698534" box="[675,737,302,328]" country="South Africa" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15547" lsid="urn:lsid:biocol.org:col:15547" name="South African National Biodiversity Institute (SANBI)" pageId="7" pageNumber="8" type="Herbarium">PRE</collectionCode>
!);
<location id="C6136037466CFFA2FD57FEF0FC5A8534" LSID="urn:lsid:plazi:treatment:4B6587FA466AFFA2FF23FC73FB968510:C6136037466CFFA2FD57FEF0FC5A8534" box="[764,978,302,328]" country="Namibia" municipality="Auret" name="Karasburg District" pageId="7" pageNumber="8">Karasburg District</location>
, along the main road from
<collectorName id="6E39533A466CFFA2FABCFEF0FA038534" box="[1303,1419,302,328]" pageId="7" pageNumber="8">Karasburg</collectorName>
to
<collectorName id="6E39533A466CFFA2FF23FE8CFE8F8510" box="[136,263,338,364]" pageId="7" pageNumber="8">Ariamsvlei</collectorName>
, 2819AB,
<quantity id="04349B09466CFFA2FED4FE8CFE4F8511" box="[383,455,338,365]" metricMagnitude="2" metricUnit="m" metricValue="8.11" pageId="7" pageNumber="8" unit="m" value="811.0">
<elevation id="48E1D1DF466CFFA2FED4FE8CFE4F8511" box="[383,455,338,365]" metricMagnitude="2" metricUnit="m" metricValue="8.11" pageId="7" pageNumber="8" unit="m" value="811.0">811 m</elevation>
</quantity>
</materialsCitation>
,
<materialsCitation id="73A43CB1466CFFA2FE78FE8CFB928510" ID-GBIF-Occurrence="4177601301" box="[467,1050,338,364]" collectingDate="2008-03-06" collectionCode="PRE, WIND" country="Namibia" location="Hasheela" pageId="7" pageNumber="8" specimenCount="1" typeStatus="paratype">
<date id="B772102C466CFFA2FE78FE8CFDFB8510" box="[467,627,338,364]" pageId="7" pageNumber="8" value="2008-03-06">
<collectingDate id="A736E9C4466CFFA2FE78FE8CFDFB8510" box="[467,627,338,364]" pageId="7" pageNumber="8" value="2008-03-06">6 March 2008</collectingDate>
</date>
,
<emphasis id="F1B8EAFE466CFFA2FDD5FE8CFCD58510" box="[638,861,338,364]" italics="true" pageId="7" pageNumber="8">
<location id="C6136037466CFFA2FDD5FE8CFD608510" LSID="urn:lsid:plazi:treatment:4B6587FA466AFFA2FF23FC73FB968510:C6136037466CFFA2FDD5FE8CFD608510" box="[638,744,338,364]" country="Namibia" name="Hasheela" pageId="7" pageNumber="8">Hasheela</location>
HHa0020
</emphasis>
(
<collectionCode id="A5DDAE29466CFFA2FCC6FE8CFC218510" box="[877,937,338,364]" country="South Africa" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15547" lsid="urn:lsid:biocol.org:col:15547" name="South African National Biodiversity Institute (SANBI)" pageId="7" pageNumber="8" type="Herbarium">PRE</collectionCode>
!,
<collectionCode id="A5DDAE29466CFFA2FC13FE8CFB878510" box="[952,1039,338,364]" country="Namibia" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13705" lsid="urn:lsid:biocol.org:col:13705" name="National Botanical Research Institute" pageId="7" pageNumber="8" type="Herbarium">WIND</collectionCode>
!)
</materialsCitation>
.
</paragraph>
</subSubSection>
</treatment>
</document>