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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.71.9203" ID-PMC="PMC5558824" ID-Pensoft-Pub="1314-2003-71-1" ID-Pensoft-UUID="FFA8FF9AFFEAFFDABA68757DFF9EFF8B" ID-PubMed="28814915" ID-Zenodo-Dep="160340" ModsDocID="1314-2003-71-1" checkinTime="1476326539171" checkinUser="pensoft" docAuthor="Gagnon, Edeline, Bruneau, Anne, Hughes, Colin E., de Queiroz, Luciano Paganucci &amp; Lewis, Gwilym P." docDate="2016" docId="8BFC8436CAEA7DDFFC4DC127A10046C3" docLanguage="en" docName="PhytoKeys 71: 1-160" docOrigin="PhytoKeys 71" docPubDate="2016-10-12" docSource="http://dx.doi.org/10.3897/phytokeys.71.9203" docTitle="Hererolandia E. Gagnon &amp; G. P. Lewis 2016, gen. nov." docType="treatment" docVersion="7" id="FFA8FF9AFFEAFFDABA68757DFF9EFF8B" lastPageNumber="23" masterDocId="FFA8FF9AFFEAFFDABA68757DFF9EFF8B" masterDocTitle="A new generic system for the pantropical Caesalpinia group (Leguminosae)" masterLastPageNumber="160" masterPageNumber="1" pageNumber="23" updateTime="1668141819930" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>A new generic system for the pantropical Caesalpinia group (Leguminosae)</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Gagnon, Edeline</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-3212-9688</mods:nameIdentifier>
<mods:affiliation>Institut de recherche en biologie vegetale and Departement de sciences biologiques, Universite de Montreal, H 1 X 2 B 2, Montreal, Quebec, Canada</mods:affiliation>
<mods:nameIdentifier type="email">edeline.gagnon@gmail.com</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Bruneau, Anne</mods:namePart>
<mods:affiliation>Institut de recherche en biologie vegetale and Departement de sciences biologiques, Universite de Montreal, H 1 X 2 B 2, Montreal, Quebec, Canada</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Hughes, Colin E.</mods:namePart>
<mods:affiliation>Department of Systematic and Evolutionary Botany, University of Zuerich, 8008, Zuerich, Switzerland</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>de Queiroz, Luciano Paganucci</mods:namePart>
<mods:affiliation>Universidade Estadual de Feira de Santana, BR 116, Km 03, Campus Universitario, Feira de Santana 44031 - 460, Bahia, Brasil</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Lewis, Gwilym P.</mods:namePart>
<mods:affiliation>Comparative Plant and Fungal Biology Department, Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 AB, United Kingdom</mods:affiliation>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>PhytoKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2016</mods:date>
<mods:detail type="pubDate">
<mods:number>2016-10-12</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>71</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>1</mods:start>
<mods:end>160</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.71.9203</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.71.9203</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-71-1</mods:identifier>
<mods:identifier type="Pensoft-UUID">FFA8FF9AFFEAFFDABA68757DFF9EFF8B</mods:identifier>
<mods:identifier type="Zenodo-Dep">160340</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="127883605" LSID="urn:lsid:plazi:treatment:8BFC8436CAEA7DDFFC4DC127A10046C3" httpUri="http://treatment.plazi.org/id/8BFC8436CAEA7DDFFC4DC127A10046C3" lastPageNumber="23" pageId="22" pageNumber="23">
<subSubSection pageId="22" pageNumber="23" type="nomenclature">
<paragraph pageId="22" pageNumber="23">
<pageBreakToken pageId="22" pageNumber="23" start="start">1</pageBreakToken>
.
<taxonomicName LSID="8BFC8436-CAEA-7DDF-FC4D-C127A10046C3" authority="E. Gagnon &amp; G. P. Lewis" authorityName="E. Gagnon &amp; G. P. Lewis" authorityYear="2016" class="Magnoliopsida" family="Leguminosae" genus="Hererolandia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Hererolandia" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="genus" status="gen. nov.">Hererolandia E. Gagnon &amp; G. P. Lewis</taxonomicName>
<taxonomicNameLabel pageId="22" pageNumber="23">gen. nov.</taxonomicNameLabel>
<figureCitation captionStart="Figure 4" captionStartId="F7" captionText="Figure 4. Hererolandia pearsonii (L. Bolus) E. Gagnon &amp; G. P. Lewis. A foliage and inflorescences B stem armature detail C leaflet lower surface D calyx lobes outer surface E lower cucullate calyx lobe side view F median petal inner surface G median petal side view H upper lateral petal inner surface I lower lateral petal inner surface J stamens and part of gynoecium, with calyx lobes removed K anthers dorsal and ventral views L gynoecium M stigma detail, N fruit. A, C-M from Mueller 1006, B, N from Geiss et al. 5156. Drawn by Juliet Williamson." figureDoi="10.3897/phytokeys.71.9203.figure4" httpUri="https://binary.pensoft.net/fig/106277" pageId="22" pageNumber="23">Figs 4</figureCitation>
<figureCitation captionStart="Figure 5" captionStartId="F8" captionText="Figure 5. Hererolandia pearsonii (L. Bolus) E. Gagnon &amp; G. P. Lewis. A shrubby habit B inflorescence C branch showing prickles and leaves D fruits (A. A. Dreyer, Sesriem Canyon, Namibia, unvouchered). Haematoxylum brasiletto H. Karst. E mature fruit dehiscing along the mid-valve (C. E. Hughes, Mexico, unvouchered) F inflorescences and leaves (G. P. Lewis, Mexico, Lewis 2057 (K )) G distinctively fluted trunks (C. E. Hughes, Oaxaca, Mexico, Hughes 1947 (FHO )) Lophocarpinia aculeatifolia (Burkart) Burkart H shrub with flowers, armed with straight conical spines I fruits (R. H. Fortunato, Paraguay, Fortunato 8650 (BAB ))." httpUri="https://binary.pensoft.net/fig/106280" pageId="22" pageNumber="23">, 5A-D</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="22" pageNumber="23" type="diagnosis">
<paragraph pageId="22" pageNumber="23">Diagnosis.</paragraph>
<paragraph pageId="22" pageNumber="23">
<taxonomicName authorityName="E. Gagnon &amp; G. P. Lewis" authorityYear="2016" class="Magnoliopsida" family="Leguminosae" genus="Hererolandia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Hererolandia" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="22" pageNumber="23">Hererolandia</emphasis>
</taxonomicName>
most closely resembles
<taxonomicName class="Magnoliopsida" family="Leguminosae" genus="Lophocarpinia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Lophocarpinia" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="22" pageNumber="23">Lophocarpinia</emphasis>
</taxonomicName>
, but differs in having scattered curved, deflexed prickles on shoots (vs. scattered straight, conical spines, as well as modified, short, lateral, spinescent branchlets), pinnate leaves with (4-) 5-7 (-9) pairs of leaflets, arranged in fascicles (vs. alternate, pinnate leaves with 2-3 pairs of leaflets), and leaflets elliptic to oblong-elliptic (vs. leaflets obovate or elliptic-orbicular). The most distinctive feature of
<taxonomicName authorityName="E. Gagnon &amp; G. P. Lewis" authorityYear="2016" class="Magnoliopsida" family="Leguminosae" genus="Hererolandia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Hererolandia" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="22" pageNumber="23">Hererolandia</emphasis>
</taxonomicName>
is the thinly woody, laterally compressed, almost circular to strongly sickle-shaped, usually 1-seeded fruit, covered in robust trichomes up to 6 mm long (vs. a segmented, falcate, lomentaceous fruit, with 4 coarsely serrate wings, breaking up into 1-seeded units).
</paragraph>
</subSubSection>
<subSubSection pageId="22" pageNumber="23" type="materials_examined">
<paragraph pageId="22" pageNumber="23">
<typeStatus>Type</typeStatus>
.
</paragraph>
<paragraph pageId="22" pageNumber="23">
<taxonomicName authorityName="E. Gagnon &amp; G. P. Lewis" authorityYear="2016" baseAuthorityName="E. Gagnon &amp; G. P. Lewis" baseAuthorityYear="2016" class="Magnoliopsida" family="Leguminosae" genus="Hererolandia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Hererolandia pearsonii" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="pearsonii">
<emphasis italics="true" pageId="22" pageNumber="23">Hererolandia pearsonii</emphasis>
</taxonomicName>
(L. Bolus) E. Gagnon &amp; G. P. Lewis ≡
<taxonomicName authorityName="L.Bolus" authorityYear="1920" class="Magnoliopsida" family="Leguminosae" genus="Caesalpinia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Caesalpinia pearsonii" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="pearsonii">
<emphasis italics="true" pageId="22" pageNumber="23">Caesalpinia pearsonii</emphasis>
</taxonomicName>
L. Bolus
</paragraph>
</subSubSection>
<subSubSection pageId="22" pageNumber="23" type="description">
<paragraph pageId="22" pageNumber="23">Description.</paragraph>
<paragraph pageId="22" pageNumber="23">
A multi-stemmed shrub to 2 m, but usually less than 1 m tall, armed with curved, deflexed, 7 mm long prickles scattered along the branches; bark white or brown; stems terete and slightly sinuous, with a fine silvery indumentum on the young twigs, older stems glabrescent. Stipules not seen. Leaves pinnate, 7-17 mm long, subsessile, borne in fascicles on short woody brachyblasts that are usually subtended by a pair of tiny (sometimes obscure) prickles; leaflets opposite, (4-) 5-7 (-9) pairs per pinna, eglandular, covered in a fine silvery pubescence, 5-6.5
<normalizedToken originalValue="×">x</normalizedToken>
2.5-3 mm, elliptic to oblong-elliptic, apex obtuse, with an acuminate tip, main vein prominent, secondary venation not visible. Inflorescence a short raceme of bisexual flowers, about 5 cm long, usually borne on brachyblasts, covered in a fine silvery pubescence, with prickles along the inflorescence rachis; bracts about 2-3
<normalizedToken originalValue="×">x</normalizedToken>
1.5 mm, ovate, apex acute, caducous. Flowers zygomorphic; calyx with a short hypanthium, and 5 free sepals, c. 3-5 mm long, finely white pubescent, with the lower sepal cucullate and covering the other 4 sepals in bud, all sepals caducous, but hypanthium persistent as a ring around the stipe of the fruit; petals 5, yellow, free, c. 6-9 mm long, obovate; stamens 10, free, up to 10 mm long, eglandular, pubescent on the lower half; ovary pubescent, stigma a fringed and slightly indented chamber. Fruit a thinly woody, laterally compressed, almost circular to strongly sickle-shaped pod, c. 2-2.3
<normalizedToken originalValue="×">x</normalizedToken>
1-1.5 cm, dehiscing along the sutures, finely pubescent and covered in robust trichomes up to 6 mm long, usually 1-seeded. Seeds laterally compressed, about 6-8 mm long.
</paragraph>
</subSubSection>
<subSubSection pageId="22" pageNumber="23" type="distribution">
<paragraph pageId="22" pageNumber="23">Geographic distribution.</paragraph>
<paragraph pageId="22" pageNumber="23">A monospecific genus endemic to Namibia, on the Great Escarpment.</paragraph>
</subSubSection>
<subSubSection pageId="22" pageNumber="23" type="habitat">
<paragraph pageId="22" pageNumber="23">Habitat.</paragraph>
<paragraph pageId="22" pageNumber="23">Semi-desert and desert areas, on stony, sandy soils.</paragraph>
</subSubSection>
<subSubSection pageId="22" pageNumber="23" type="etymology">
<paragraph pageId="22" pageNumber="23">Etymology.</paragraph>
<paragraph pageId="22" pageNumber="23">
Semiarid Hereroland, a region of eastern Namibia, is the type locality of
<taxonomicName authorityName="E. Gagnon &amp; G. P. Lewis" authorityYear="2016" baseAuthorityName="E. Gagnon &amp; G. P. Lewis" baseAuthorityYear="2016" class="Magnoliopsida" family="Leguminosae" genus="Hererolandia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Hererolandia pearsonii" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="pearsonii">
<emphasis italics="true" pageId="22" pageNumber="23">Hererolandia pearsonii</emphasis>
</taxonomicName>
. The Herero people who inhabit this region are nomadic cattle herders and it is they and their region that are honoured in the name proposed for this monospecific genus, endemic to this restricted area of Namibia.
</paragraph>
</subSubSection>
<subSubSection pageId="22" pageNumber="23" type="references">
<paragraph pageId="22" pageNumber="23">References.</paragraph>
<paragraph pageId="22" pageNumber="23">
<bibRefCitation author="Bolus, L" journalOrPublisher="Annals of the Bolus Herbarium" pageId="83" pageNumber="84" refId="B6" refString="Bolus, L, 1920. . Annals of the Bolus Herbarium 3, 4 pp." volume="3" year="1920">Bolus (1920)</bibRefCitation>
;
<bibRefCitation author="Roux, JP" journalOrPublisher="Plants of Southern Africa: An Annotated Checklist, Strelitzia" pageId="89" pageNumber="90" refId="B117" refString="Roux, JP, 2003. . Plants of Southern Africa: An Annotated Checklist, Strelitzia 14" volume="14" year="2003">Roux (2003)</bibRefCitation>
;
<bibRefCitation author="Curtis, B" journalOrPublisher="National Botanical Research Institute, Windhoek, Namibia" pageId="84" pageNumber="85" pagination="1 - 674" refId="B32" refString="Curtis, B, Mannheimer, C, 2005. Tree Atlas of Namibia. National Botanical Research Institute, Windhoek, Namibia: 1 - 674" title="Tree Atlas of Namibia" year="2005">Curtis and Mannheimer (2005</bibRefCitation>
: 227).
</paragraph>
<caption ID-Zenodo-Dep="1137911" doi="10.3897/phytokeys.71.9203.figure4" httpUri="https://binary.pensoft.net/fig/106277" pageId="22" pageNumber="23" start="Figure 4" startId="F7">
<paragraph pageId="22" pageNumber="23">
<emphasis bold="true" pageId="22" pageNumber="23">Figure 4.</emphasis>
<taxonomicName authorityName="E. Gagnon &amp; G. P. Lewis" authorityYear="2016" baseAuthorityName="E. Gagnon &amp; G. P. Lewis" baseAuthorityYear="2016" class="Magnoliopsida" family="Leguminosae" genus="Hererolandia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Hererolandia pearsonii" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="pearsonii">
<emphasis italics="true" pageId="22" pageNumber="23">Hererolandia pearsonii</emphasis>
</taxonomicName>
(L. Bolus) E. Gagnon &amp; G. P. Lewis.
<emphasis bold="true" pageId="22" pageNumber="23">A</emphasis>
foliage and inflorescences
<emphasis bold="true" pageId="22" pageNumber="23">B</emphasis>
stem armature detail
<emphasis bold="true" pageId="22" pageNumber="23">C</emphasis>
leaflet lower surface
<emphasis bold="true" pageId="22" pageNumber="23">D</emphasis>
calyx lobes outer surface
<emphasis bold="true" pageId="22" pageNumber="23">E</emphasis>
lower cucullate calyx lobe side view
<emphasis bold="true" pageId="22" pageNumber="23">F</emphasis>
median petal inner surface
<emphasis bold="true" pageId="22" pageNumber="23">G</emphasis>
median petal side view
<emphasis bold="true" pageId="22" pageNumber="23">H</emphasis>
upper lateral petal inner surface
<emphasis bold="true" pageId="22" pageNumber="23">I</emphasis>
lower lateral petal inner surface
<emphasis bold="true" pageId="22" pageNumber="23">J</emphasis>
stamens and part of gynoecium, with calyx lobes removed
<emphasis bold="true" pageId="22" pageNumber="23">K</emphasis>
anthers dorsal and ventral views
<emphasis bold="true" pageId="22" pageNumber="23">L</emphasis>
gynoecium
<emphasis bold="true" pageId="22" pageNumber="23">M</emphasis>
stigma detail,
<emphasis bold="true" pageId="22" pageNumber="23">N</emphasis>
fruit.
<emphasis bold="true" pageId="22" pageNumber="23">A, C-M</emphasis>
from
<emphasis italics="true" pageId="22" pageNumber="23">
<normalizedToken originalValue="Müller">Mueller</normalizedToken>
</emphasis>
1006,
<emphasis bold="true" pageId="22" pageNumber="23">B, N</emphasis>
from
<emphasis italics="true" pageId="22" pageNumber="23">Geiss et al.</emphasis>
5156. Drawn by Juliet Williamson.
</paragraph>
</caption>
<caption httpUri="https://binary.pensoft.net/fig/106280" pageId="22" pageNumber="23" start="Figure 5" startId="F8">
<paragraph pageId="22" pageNumber="23">
<emphasis bold="true" pageId="22" pageNumber="23">Figure 5.</emphasis>
<taxonomicName authorityName="E. Gagnon &amp; G. P. Lewis" authorityYear="2016" baseAuthorityName="E. Gagnon &amp; G. P. Lewis" baseAuthorityYear="2016" class="Magnoliopsida" family="Leguminosae" genus="Hererolandia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Hererolandia pearsonii" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="pearsonii">
<emphasis italics="true" pageId="22" pageNumber="23">Hererolandia pearsonii</emphasis>
</taxonomicName>
(L. Bolus) E. Gagnon &amp; G. P. Lewis.
<emphasis bold="true" pageId="22" pageNumber="23">A</emphasis>
shrubby habit
<emphasis bold="true" pageId="22" pageNumber="23">B</emphasis>
inflorescence
<emphasis bold="true" pageId="22" pageNumber="23">C</emphasis>
branch showing prickles and leaves
<emphasis bold="true" pageId="22" pageNumber="23">D</emphasis>
fruits (A. A. Dreyer, Sesriem Canyon, Namibia,
<emphasis italics="true" pageId="22" pageNumber="23">unvouchered</emphasis>
).
<taxonomicName class="Magnoliopsida" family="Leguminosae" genus="Haematoxylum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Haematoxylum brasiletto" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="brasiletto">
<emphasis italics="true" pageId="22" pageNumber="23">Haematoxylum brasiletto</emphasis>
</taxonomicName>
H. Karst.
<emphasis bold="true" pageId="22" pageNumber="23">E</emphasis>
mature fruit dehiscing along the mid-valve (C. E. Hughes, Mexico,
<emphasis italics="true" pageId="22" pageNumber="23">unvouchered</emphasis>
)
<emphasis bold="true" pageId="22" pageNumber="23">F</emphasis>
inflorescences and leaves (G. P. Lewis, Mexico,
<emphasis italics="true" pageId="22" pageNumber="23">Lewis 2057</emphasis>
(K))
<emphasis bold="true" pageId="22" pageNumber="23">G</emphasis>
distinctively fluted trunks (C. E. Hughes, Oaxaca, Mexico,
<emphasis italics="true" pageId="22" pageNumber="23">Hughes 1947</emphasis>
(FHO))
<taxonomicName authorityName="Burkart" authorityYear="1957" baseAuthorityName="Burkart" class="Magnoliopsida" family="Leguminosae" genus="Lophocarpinia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Lophocarpinia aculeatifolia" order="Fabales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="aculeatifolia">
<emphasis italics="true" pageId="22" pageNumber="23">Lophocarpinia aculeatifolia</emphasis>
</taxonomicName>
(Burkart) Burkart
<emphasis bold="true" pageId="22" pageNumber="23">H</emphasis>
shrub with flowers, armed with straight conical spines
<emphasis bold="true" pageId="22" pageNumber="23">I</emphasis>
fruits (R. H. Fortunato, Paraguay,
<emphasis italics="true" pageId="22" pageNumber="23">Fortunato 8650</emphasis>
(BAB)).
</paragraph>
</caption>
</subSubSection>
</treatment>
</document>