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<mods:title id="0D81137B5CBFF0A599778A5612FA75CF">Phylogeny, classification and biogeography of Philotheca sect. Erionema (Rutaceae) based on nrDNA sequences</mods:title>
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Polyphyly of
<taxonomicName id="4C5E4D23BD4CFFB3FC3305F9FC128752" ID-CoL="5KD99" ID-ENA="2492882" authority="(DC.) Bayly" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="8" pageNumber="334" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
<emphasis id="B92AEAB2BD4CFFB3FC3305F9FAE7876F" bold="true" box="[1019,1317,499,527]" italics="true" pageId="8" pageNumber="334">Philotheca myoporoides</emphasis>
subsp.
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<emphasis id="B92AEAB2BD4CFFB3FC9A0633FB978731" bold="true" box="[850,1109,569,593]" italics="true" pageId="8" pageNumber="334">Philotheca myoporoides</emphasis>
subsp.
<emphasis id="B92AEAB2BD4CFFB3FB6D0633FAED8731" bold="true" box="[1189,1327,569,593]" italics="true" pageId="8" pageNumber="334">myoporoides</emphasis>
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is clearly polyphyletic, with samples falling in two well-separated parts of the nrDNA tree (
<figureCitation id="13652A25BD4CFFB3FC3A0673FBF187F1" box="[1010,1075,633,657]" captionStart="Fig" captionStartId="7.[143,180,1700,1723]" captionTargetBox="[122,1470,162,1665]" captionTargetId="figure-91@7.[143,1445,185,1632]" captionTargetPageId="7" captionText="Fig. 2. Majority rule consensus tree based on BI analysis of combined ITS and ETS dataset, showing mean branch lengths. Bayesian posterior probabilities are shown (either first, or above branches) along with MP bootstrap values (either second or below branches; only shown where bootstrap support is&gt;50%). Dashed branches were not present on the MP strict consensus tree." figureDoi="http://doi.org/10.5281/zenodo.10904187" httpUri="https://zenodo.org/record/10904187/files/figure.png" pageId="8" pageNumber="334">Fig. 2</figureCitation>
). These two genetic groups are geographically and ecologically separated and align, at least partly, with morphological variants previously discussed by
<bibRefCitation id="EFCF4B51BD4CFFB3FCFA06D3FC0B8791" author="Wilson PG" box="[818,969,729,753]" pageId="8" pageNumber="334" pagination="3 - 155" refId="ref9112" refString="Wilson PG (1970) A taxonomic revision of the genera Crowea, Eriostemon and Phebalium (Rutaceae). Nuytsia 1, 3 - 155." type="journal article" year="1970">Wilson (1970</bibRefCitation>
,
<bibRefCitation id="EFCF4B51BD4CFFB3FC1406D3FBD48791" author="Wilson PG" box="[988,1046,729,753]" pageId="8" pageNumber="334" pagination="366 - 415" refId="ref9166" refString="Wilson PG (2013) Philotheca. Flora of Australia 26, 366 - 415." type="journal article" year="2013">2013</bibRefCitation>
) and
<bibRefCitation id="EFCF4B51BD4CFFB3FB9506D3FB328791" author="Bayly MJ" box="[1117,1264,729,753]" pageId="8" pageNumber="334" pagination="113 - 126" refId="ref8226" refString="Bayly MJ (1998) Notes on the Eriostemon myoporoides (Rutaceae) species complex, including new names and a new generic placement in Philotheca. Muelleria 11, 113 - 126." type="journal article" year="1998">Bayly (1998)</bibRefCitation>
. In
<figureCitation id="13652A25BD4CFFB3FAEC06D3FAA48791" box="[1316,1382,729,753]" captionStart="Fig" captionStartId="8.[817,854,1673,1696]" captionTargetBox="[850,1457,815,1643]" captionTargetId="figure-682@8.[850,1447,814,1643]" captionTargetPageId="8" captionText="Fig. 3. Distribution of Philotheca myoporoides subsp. myoporoides, including the distribution of samples used in this study (filled circles, with locality names given) and the nrDNA groups these belong to. Grey shading shows the distribution of specimens that are morphologically assigned to the southern nrDNA group; samples from other areas are assigned here to the northern group. Map is based on records in the Australasian Virtual Herbarium and our examination of specimens from MEL, NSW and CANB (primarily in terms of leaf shape, leaf size and habitat). NP, National Park; SF, State Forest." figureDoi="http://doi.org/10.5281/zenodo.10904189" httpUri="https://zenodo.org/record/10904189/files/figure.png" pageId="8" pageNumber="334">Fig. 3</figureCitation>
we have mapped the distribution of the two genetic groups and have also indicated, based on preliminary examination of herbarium material, what we infer to be the geographical ranges of these groups.
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The southern genetic group includes the samples from the highlands of Vic., southern
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and the
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(
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). These typically grow in montane or subalpine forests, commonly in Vic. in forests dominated by Mountain Ash (
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<emphasis id="B92AEAB2BD4DFFB2FE8805BEFDD584AB" bold="true" box="[320,535,436,460]" italics="true" pageId="9" pageNumber="335">Eucalyptus regnans</emphasis>
F.Muell.
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) or Alpine Ash (
<taxonomicName id="4C5E4D23BD4DFFB2FF5405DEFDDF848C" authority="R. T. Baker" authorityName="R. T. Baker" box="[156,541,468,492]" class="Magnoliopsida" family="Myrtaceae" genus="Eucalyptus" kingdom="Plantae" order="Myrtales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="species" species="delegatensis">
<emphasis id="B92AEAB2BD4DFFB2FF5405DEFE59848C" bold="true" box="[156,411,468,492]" italics="true" pageId="9" pageNumber="335">Eucalyptus delegatensis</emphasis>
R.T. Baker
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), often around granite outcrops but also on other substrates. This group equates to the mountain form of
<taxonomicName id="4C5E4D23BD4DFFB2FE47061EFDAB874C" box="[399,617,532,556]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
subsp.
<emphasis id="B92AEAB2BD4DFFB2FE17061EFDAB874C" bold="true" box="[479,617,532,556]" italics="true" pageId="9" pageNumber="335">myoporoides</emphasis>
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discussed by
<bibRefCitation id="EFCF4B51BD4DFFB2FFAA063EFF38872C" author="Wilson PG" box="[98,250,564,588]" pageId="9" pageNumber="335" pagination="3 - 155" refId="ref9112" refString="Wilson PG (1970) A taxonomic revision of the genera Crowea, Eriostemon and Phebalium (Rutaceae). Nuytsia 1, 3 - 155." type="journal article" year="1970">Wilson (1970</bibRefCitation>
,
<bibRefCitation id="EFCF4B51BD4DFFB2FEC1063EFE86872C" author="Wilson PG" box="[265,324,564,588]" pageId="9" pageNumber="335" pagination="366 - 415" refId="ref9166" refString="Wilson PG (2013) Philotheca. Flora of Australia 26, 366 - 415." type="journal article" year="2013">2013</bibRefCitation>
) and
<bibRefCitation id="EFCF4B51BD4DFFB2FE4D063EFDDA872C" author="Bayly MJ" box="[389,536,564,588]" pageId="9" pageNumber="335" pagination="113 - 126" refId="ref8226" refString="Bayly MJ (1998) Notes on the Eriostemon myoporoides (Rutaceae) species complex, including new names and a new generic placement in Philotheca. Muelleria 11, 113 - 126." type="journal article" year="1998">Bayly (1998)</bibRefCitation>
. The earliest species name relating to this group is
<taxonomicName id="4C5E4D23BD4DFFB2FE65065EFF6487EC" authority="F. Muell. Plants" authorityName="F. Muell. Plants" class="Magnoliopsida" family="Rutaceae" genus="Eriostemon" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="species" species="lancifolius">
<emphasis id="B92AEAB2BD4DFFB2FE65065EFD5D870B" bold="true" box="[429,671,595,620]" italics="true" pageId="9" pageNumber="335">Eriostemon lancifolius</emphasis>
F.Muell. Plants
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of this group often have leaves that are broader, relative to their length, than those of the northern genetic group but are variable in leaf shape and size (e.g.
<figureCitation id="13652A25BD4DFFB2FD5706BEFD1D87AC" box="[671,735,692,716]" captionStart="Fig" captionStartId="9.[1102,1139,1762,1785]" captionTargetBox="[98,1069,1115,1921]" captionTargetId="figure-510@9.[103,1057,1131,1868]" captionTargetPageId="9" captionText="Fig. 4. Examples of leaf variation within the two nrDNA groups in Philotheca myoporoides subsp. myoporoides. Drawn from representative leaves of Merric- Mumbulla Nullica samples used in this study. NP, National umbene Mountain SF Park; SF, State Forest." figureDoi="http://doi.org/10.5281/zenodo.10904193" httpUri="https://zenodo.org/record/10904193/files/figure.png" pageId="9" pageNumber="335">Fig. 4</figureCitation>
).
</paragraph>
<paragraph id="8BE136A0BD4DFFB2FF4A06DEFC0C866C" blockId="9.[98,770,180,1068]" lastBlockId="9.[818,1490,180,1068]" pageId="9" pageNumber="335">
The northern nrDNA group in
<taxonomicName id="4C5E4D23BD4DFFB2FDCC06DEFD23878C" box="[516,737,724,748]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
subsp.
<emphasis id="B92AEAB2BD4DFFB2FD9F06DEFD23878C" bold="true" box="[599,737,724,748]" italics="true" pageId="9" pageNumber="335">myoporoides</emphasis>
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is restricted to
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and is disjunct from populations of the southern group (
<figureCitation id="13652A25BD4DFFB2FEE7071EFEB0864C" box="[303,370,788,812]" captionStart="Fig" captionStartId="8.[817,854,1673,1696]" captionTargetBox="[850,1457,815,1643]" captionTargetId="figure-682@8.[850,1447,814,1643]" captionTargetPageId="8" captionText="Fig. 3. Distribution of Philotheca myoporoides subsp. myoporoides, including the distribution of samples used in this study (filled circles, with locality names given) and the nrDNA groups these belong to. Grey shading shows the distribution of specimens that are morphologically assigned to the southern nrDNA group; samples from other areas are assigned here to the northern group. Map is based on records in the Australasian Virtual Herbarium and our examination of specimens from MEL, NSW and CANB (primarily in terms of leaf shape, leaf size and habitat). NP, National Park; SF, State Forest." figureDoi="http://doi.org/10.5281/zenodo.10904189" httpUri="https://zenodo.org/record/10904189/files/figure.png" pageId="9" pageNumber="335">Fig. 3</figureCitation>
). It occurs in a range of habitats, mostly at lower altitudes than populations of the southern group and is morphologically variable. The samples in our dataset from the Blue Mountains, Glenbrook, KanangraBoyd National Park, Bargo River, Bents Basin and Nortons Basin (all from the Central Coast and Central Tablelands of
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, along water courses, mostly at low altitudes), morphologically match the
<typeStatus id="54E58802BD4DFFB2FF1407FEFEC9816C" box="[220,267,1012,1036]" pageId="9" pageNumber="335">type</typeStatus>
of
<taxonomicName id="4C5E4D23BD4DFFB2FEFD07FEFE1D816B" baseAuthorityName="Rozefelds" baseAuthorityYear="2001" box="[309,479,1011,1035]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="species" species="myoporoides">
<emphasis id="B92AEAB2BD4DFFB2FEFD07FEFE1D816B" bold="true" box="[309,479,1011,1035]" italics="true" pageId="9" pageNumber="335">P. myoporoides</emphasis>
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and have relatively long, linear leaves (
<figureCitation id="13652A25BD4DFFB2FF35001EFEFE814C" box="[253,316,1044,1068]" captionStart="Fig" captionStartId="9.[1102,1139,1762,1785]" captionTargetBox="[98,1069,1115,1921]" captionTargetId="figure-510@9.[103,1057,1131,1868]" captionTargetPageId="9" captionText="Fig. 4. Examples of leaf variation within the two nrDNA groups in Philotheca myoporoides subsp. myoporoides. Drawn from representative leaves of Merric- Mumbulla Nullica samples used in this study. NP, National umbene Mountain SF Park; SF, State Forest." figureDoi="http://doi.org/10.5281/zenodo.10904193" httpUri="https://zenodo.org/record/10904193/files/figure.png" pageId="9" pageNumber="335">Fig. 4</figureCitation>
). Other samples in the northern nrDNA group have different leaf tips and the leaf shapes are relatively short and broad. These include the sample from Cox River that morphologically resembles the
<typeStatus id="54E58802BD4DFFB2FB7404FEFB29846C" box="[1212,1259,244,268]" pageId="9" pageNumber="335">type</typeStatus>
of
<taxonomicName id="4C5E4D23BD4DFFB2FAD804FEFC10844C" authority="A. Cunn." authorityName="A. Cunn." class="Magnoliopsida" family="Rutaceae" genus="Eriostemon" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="species" species="cuspidatus">
<emphasis id="B92AEAB2BD4DFFB2FAD804FEFCAF844C" bold="true" italics="true" pageId="9" pageNumber="335">Eriostemon cuspidatus</emphasis>
A.Cunn.
</taxonomicName>
from the same locality. Other samples with shorter or broader leaves include that from Reids Flat near Bigga in the Central Tablelands and samples from rocky areas in hills and escarpments of the South Coast or Southern Tablelands regions (Merricumbene Forest in Deua National Park, Morton National Park and Mumbulla Mountain). The last group of specimens occurs in localities close to those of
<taxonomicName id="4C5E4D23BD4DFFB2FCFA05FEFB3A876B" box="[818,1272,499,524]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="brevipedunculata">
<emphasis id="B92AEAB2BD4DFFB2FCFA05FEFC1D876B" bold="true" box="[818,991,499,523]" italics="true" pageId="9" pageNumber="335">P. myoporoides</emphasis>
subsp.
<emphasis id="B92AEAB2BD4DFFB2FBF405F9FB3A876B" bold="true" box="[1084,1272,499,523]" italics="true" pageId="9" pageNumber="335">brevipedunculata</emphasis>
</taxonomicName>
(in Deua National Park and nearby areas) in similar upland habitats; although approaching that taxon in leaf dimensions they have larger leaves, longer peduncles and distinct nrDNA from the single sample of
<taxonomicName id="4C5E4D23BD4DFFB2FBC0067EFADB87EB" box="[1032,1305,627,652]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="brevipedunculata">
subsp.
<emphasis id="B92AEAB2BD4DFFB2FB950679FADB87EB" bold="true" box="[1117,1305,627,651]" italics="true" pageId="9" pageNumber="335">brevipedunculata</emphasis>
</taxonomicName>
included here. Nonetheless, the morphological, ecological and genetic distinctiveness of
<taxonomicName id="4C5E4D23BD4DFFB2FC1006BEFB2387AB" box="[984,1249,691,716]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="brevipedunculata">
subsp.
<emphasis id="B92AEAB2BD4DFFB2FBED06B9FB2387AB" bold="true" box="[1061,1249,691,715]" italics="true" pageId="9" pageNumber="335">brevipedunculata</emphasis>
</taxonomicName>
in this area could be worthy of further detailed investigation based on more intensive sampling.
</paragraph>
<paragraph id="8BE136A0BD4DFFB2FC9A071EFA10814C" blockId="9.[818,1490,180,1068]" pageId="9" pageNumber="335">
The two distinct genetic groups in
<taxonomicName id="4C5E4D23BD4DFFB2FB3E071EFA13864B" box="[1270,1489,787,812]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
subsp.
<emphasis id="B92AEAB2BD4DFFB2FA8F0719FA13864B" bold="true" box="[1351,1489,787,811]" italics="true" pageId="9" pageNumber="335">myoporoides</emphasis>
</taxonomicName>
should be recognised as at least two different species. However, further work is required to clearly circumscribe them. Although we assign herbarium samples to morphological groups (as in the maps in
<figureCitation id="13652A25BD4DFFB2FB82079EFB4586CC" box="[1098,1159,916,940]" captionStart="Fig" captionStartId="8.[817,854,1673,1696]" captionTargetBox="[850,1457,815,1643]" captionTargetId="figure-682@8.[850,1447,814,1643]" captionTargetPageId="8" captionText="Fig. 3. Distribution of Philotheca myoporoides subsp. myoporoides, including the distribution of samples used in this study (filled circles, with locality names given) and the nrDNA groups these belong to. Grey shading shows the distribution of specimens that are morphologically assigned to the southern nrDNA group; samples from other areas are assigned here to the northern group. Map is based on records in the Australasian Virtual Herbarium and our examination of specimens from MEL, NSW and CANB (primarily in terms of leaf shape, leaf size and habitat). NP, National Park; SF, State Forest." figureDoi="http://doi.org/10.5281/zenodo.10904189" httpUri="https://zenodo.org/record/10904189/files/figure.png" pageId="9" pageNumber="335">Fig. 3</figureCitation>
), there is substantial morphological variation within these groups, especially the northern one, and despite the morphological extremes being fairly distinct, there is a lack of clear separation in leaf attributes (or reproductive features) when all specimens are considered.
</paragraph>
<caption id="DF216628BD4DFFB2FB8602E8FAE382EB" ID-DOI="http://doi.org/10.5281/zenodo.10904193" ID-Zenodo-Dep="10904193" httpUri="https://zenodo.org/record/10904193/files/figure.png" pageId="9" pageNumber="335" startId="9.[1102,1139,1762,1785]" targetBox="[98,1069,1115,1921]" targetPageId="9" targetType="figure">
<paragraph id="8BE136A0BD4DFFB2FB8602E8FAE382EB" blockId="9.[1102,1490,1762,1931]" pageId="9" pageNumber="335">
<emphasis id="B92AEAB2BD4DFFB2FB8602E8FA108231" bold="true" pageId="9" pageNumber="335">
Fig. 4. Examples of leaf variation within the two nrDNA groups in
<taxonomicName id="4C5E4D23BD4DFFB2FB860316FA0E8253" box="[1102,1484,1820,1843]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="9" pageNumber="335" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
<emphasis id="B92AEAB2BD4DFFB2FB860316FADB8253" bold="true" box="[1102,1305,1820,1843]" italics="true" pageId="9" pageNumber="335">Philotheca myoporoides</emphasis>
subsp.
<emphasis id="B92AEAB2BD4DFFB2FA970316FA0E8253" bold="true" box="[1375,1484,1820,1843]" italics="true" pageId="9" pageNumber="335">myoporoides</emphasis>
</taxonomicName>
. Drawn from representative leaves of
</emphasis>
<emphasis id="B92AEAB2BD4DFFB2FB86035DFA13820E" bold="true" box="[1102,1489,1879,1902]" pageId="9" pageNumber="335">samples used in this study. NP, National</emphasis>
Park; SF, State Forest.
</paragraph>
</caption>
<paragraph id="8BE136A0BD4EFFB1FFAA04BEFF3F870B" blockId="10.[98,770,180,620]" pageId="10" pageNumber="336">
Also, in the analysis here, neither the southern nor northern nrDNA groups in
<taxonomicName id="4C5E4D23BD4EFFB1FEEE04DEFE3F858B" box="[294,509,211,236]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="10" pageNumber="336" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
subsp.
<emphasis id="B92AEAB2BD4EFFB1FEBB04D9FE3F858B" bold="true" box="[371,509,211,235]" italics="true" pageId="10" pageNumber="336">myoporoides</emphasis>
</taxonomicName>
was resolved as monophyletic. This could be due to a lack of signal in the ITS and ETS markers or, amongst other hypotheses, it could reflect the presence of multiple taxa in these nrDNA groups. Other species that group closely with the genetic groups of
<taxonomicName id="4C5E4D23BD4EFFB1FD74055EFF2E84EC" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="10" pageNumber="336" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
subsp.
<emphasis id="B92AEAB2BD4EFFB1FFAA057EFF2E84EC" bold="true" box="[98,236,372,396]" italics="true" pageId="10" pageNumber="336">myoporoides</emphasis>
</taxonomicName>
in the nrDNA tree (e.g.
<taxonomicName id="4C5E4D23BD4EFFB1FDC0057EFDAC84EC" box="[520,622,372,396]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="10" pageNumber="336" phylum="Tracheophyta" rank="species" species="scabra">
<emphasis id="B92AEAB2BD4EFFB1FDC0057EFDD484EB" bold="true" box="[520,534,372,395]" italics="true" pageId="10" pageNumber="336">P</emphasis>
.
<emphasis id="B92AEAB2BD4EFFB1FDEF057EFDAC84EC" bold="true" box="[551,622,372,396]" italics="true" pageId="10" pageNumber="336">scabra</emphasis>
</taxonomicName>
,
<taxonomicName id="4C5E4D23BD4EFFB1FD48057EFCC084EC" box="[640,770,372,396]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="10" pageNumber="336" phylum="Tracheophyta" rank="species" species="buxifolia">
<emphasis id="B92AEAB2BD4EFFB1FD48057EFCC084EC" bold="true" box="[640,770,372,396]" italics="true" pageId="10" pageNumber="336">P. buxifolia</emphasis>
</taxonomicName>
and
<taxonomicName id="4C5E4D23BD4EFFB1FF5B059EFEF684CB" box="[147,308,403,427]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="10" pageNumber="336" phylum="Tracheophyta" rank="species" species="obovatifolia">
<emphasis id="B92AEAB2BD4EFFB1FF5B059EFF6384CB" bold="true" box="[147,161,404,427]" italics="true" pageId="10" pageNumber="336">P</emphasis>
.
<emphasis id="B92AEAB2BD4EFFB1FF790599FEF684CB" bold="true" box="[177,308,403,427]" italics="true" pageId="10" pageNumber="336">obovatifolia</emphasis>
</taxonomicName>
with the northern nrDNA group, and
<taxonomicName id="4C5E4D23BD4EFFB1FD24059EFF0984AB" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="10" pageNumber="336" phylum="Tracheophyta" rank="species" species="verrucosa">
<emphasis id="B92AEAB2BD4EFFB1FD24059EFF0984AB" bold="true" italics="true" pageId="10" pageNumber="336">P. verrucosa</emphasis>
</taxonomicName>
with the southern group) are morphologically distinct, to the extent that they could not reasonably be treated as conspecific. Further resolution of both genetic relationships and morphological variation in the nrDNA groups of
<taxonomicName id="4C5E4D23BD4EFFB1FF18063EFE67872C" box="[208,421,564,588]" class="Magnoliopsida" family="Rutaceae" genus="Philotheca" kingdom="Plantae" order="Sapindales" pageId="10" pageNumber="336" phylum="Tracheophyta" rank="subSpecies" species="myoporoides" subSpecies="myoporoides">
subsp.
<emphasis id="B92AEAB2BD4EFFB1FED3063EFE67872C" bold="true" box="[283,421,564,588]" italics="true" pageId="10" pageNumber="336">myoporoides</emphasis>
</taxonomicName>
is needed to inform the delimitation of taxa.
</paragraph>
</subSubSection>
</treatment>
</document>