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<document id="E6504C9D59F18731AB8E9656EED2D181" ID-DOI="10.11646/phytotaxa.375.3.4" ID-ISSN="1179-3163" ID-Zenodo-Dep="13728378" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1725680963254" checkinUser="felipe" docAuthor="Tobar, Francisco, López, María Fernanda, Muñoz-Upegui, Dolly &amp; Richter, Friederike" docDate="2018" docId="03FE0C5334538E0763B8159AFD77081E" docLanguage="en" docName="phytotaxa.375.3.4.pdf" docOrigin="Phytotaxa 375 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.375.3.4" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Lepanthes ibarrense Tobar &amp; M. F. Lopez 2018, sp. nov." docType="treatment" docVersion="2" lastPageNumber="224" masterDocId="FFC7742B34528E046330112EFFA2093B" masterDocTitle="Two new species of Lepanthes (Pleurothallidinae; Orchidaceae) from Andean forest remnants in Ibarra, Ecuador" masterLastPageNumber="228" masterPageNumber="221" pageNumber="222" updateTime="1725692789539" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="6A14B496B122995353CE20F1692F8194">Two new species of Lepanthes (Pleurothallidinae; Orchidaceae) from Andean forest remnants in Ibarra, Ecuador</mods:title>
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<mods:namePart id="DFEBDA19BBD3B829A8EC2B880D2B8617">Tobar, Francisco</mods:namePart>
<mods:affiliation id="970A88CC92AA4E01DA51C11EE2608227">Verde. ec, Arupos, E &amp; Herbario Nacional del Ecuador, Instituto Nacional de Biodiversidad, Pasaje Rumipamba 341 y Av. de los Shyris, 170135, Quito, Pichincha, Ecuador</mods:affiliation>
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<mods:namePart id="2339FD29E20B29C25AADB3529610710E">López, María Fernanda</mods:namePart>
<mods:affiliation id="8ECC0679A2D9736B1E291045A52CC320">Pontificia Universidad Católica del Ecuador - Sede Ibarra, Av. Jorge Guzman Rueda y Av. Aurelio Espinosa Polit, Ciudadela La Victoria, Ibarra, Ecuador</mods:affiliation>
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<mods:namePart id="548DAB52051878AFFD989CE25FB583EF">Muñoz-Upegui, Dolly</mods:namePart>
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<mods:namePart id="8E2D6AFB3D7FBFB16BF0B134226CB3A5">Richter, Friederike</mods:namePart>
<mods:affiliation id="954CADA08C95307A4BB39727C50B611E">Verde. ec, Arupos, E &amp; Aves y Conservación, Mariana de Jesús E 7 - 69 y la Pradera, Quito, Ecuador &amp; Verde. ec, Arupos, E</mods:affiliation>
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<mods:title id="0A3855079CD06B45E68F38C03011388B">Phytotaxa</mods:title>
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<mods:date id="7CF6AF5624A025664F4F8FBA4B69B636">2018</mods:date>
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<taxonomicName id="4C57C6C634538E0563B8159AFDFE0DF4" authority="Tobar &amp; M.F.Lopez" authorityName="Tobar &amp; M. F. Lopez" authorityYear="2018" box="[136,604,1204,1231]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="222" phylum="Tracheophyta" rank="species" species="ibarrense" status="sp. nov.">
<emphasis id="B923615734538E0563B8159AFED60DF4" bold="true" box="[136,372,1204,1231]" italics="true" pageId="1" pageNumber="222">Lepanthes ibarrense</emphasis>
Tobar &amp; M.F.López
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,
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<emphasis id="B923615734538E0561581598FD140DF4" box="[616,694,1206,1231]" italics="true" pageId="1" pageNumber="222">sp. nov</emphasis>
.
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(
<figureCitation id="136CA1C034538E0561FD1598FCF40DF4" box="[717,854,1206,1231]" captionStart="FIGURE 1" captionStartId="2.[136,229,1518,1539]" captionTargetBox="[340,1247,249,1490]" captionTargetId="figure-43@2.[340,1247,242,1490]" captionTargetPageId="2" captionText="FIGURE 1. Lepanthes ibarrense. (A). Habit. (B). Flower. (C). Dissected sepals and petals. (D). Dorsal view of the lip and column. (E). Dorsal view of the spread-out lip without the column. (F). Lateral view of the ovary, lip and column. (G). Polinarium. Drawn by F. Tobar from the holotype, Tobar et al. 1982." figureDoi="http://doi.org/10.5281/zenodo.13728382" httpUri="https://zenodo.org/record/13728382/files/figure.png" pageId="1" pageNumber="222">
Figs. 1A
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G
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,
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2A
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C
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<emphasis id="B923615734538E0563B815F2FF7B0DCA" bold="true" box="[136,217,1244,1265]" pageId="1" pageNumber="222">Type:—</emphasis>
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<collectingCountry id="F340FDD534538E0563E915F2FEF40DCA" box="[217,342,1244,1265]" name="Ecuador" pageId="1" pageNumber="222">ECUADOR</collectingCountry>
.
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<collectingRegion id="499373A734538E05625015F2FE620DCA" box="[352,448,1244,1265]" country="Ecuador" name="Imbabura" pageId="1" pageNumber="222">Imbabura</collectingRegion>
:
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,
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, along the maintenance path of the drinking water system of
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,
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,
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,
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,
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&amp;
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1982
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(
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, spirit;
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:
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.
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<paragraph id="8BE8BD4534538E0563B81468FDDF0C9C" blockId="1.[136,1452,1350,2059]" pageId="1" pageNumber="222">
This species is similar to
<taxonomicName id="4C57C6C634538E0562981468FCC40C64" authority="Luer &amp; Escobar (1994: 121)" authorityName="Luer &amp; Escobar" authorityPageNumber="121" authorityYear="1994" box="[424,870,1350,1375]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="222" phylum="Tracheophyta" rank="species" species="zapatae">
<emphasis id="B923615734538E0562981468FDBF0C64" box="[424,541,1350,1375]" italics="true" pageId="1" pageNumber="222">L. zapatae</emphasis>
<bibRefCitation id="EFC6C0B434538E0561151468FCC40C64" author="Luer, C. A. &amp; Escobar, R." box="[549,870,1350,1375]" pageId="1" pageNumber="222" pagination="76 - 122" refId="ref3945" refString="Luer, C. A. &amp; Escobar, R. (1994) Nuevas especies del genero Lepanthes de Colombia, decenas 8, 9 y 10. Orquideologia 19: 76 - 122." type="journal article" year="1994">Luer &amp; Escobar (1994: 121)</bibRefCitation>
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in its reduced petals with a small, rounded apicule, lip with lanceolate
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oblong, papillose laminae, small, rounded appendix covered with white apical pubescence and triangular, long-attenuate, reflexed rostelum.
</paragraph>
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Epiphytic caespitose herbs up to
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in height. Roots flexuous, terete, green with pink until the middle, turning white towards the apex,
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in diameter. Rhizome inconspicuous. Stem erect to arcuate,
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4.3
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10.4 cm
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long, with 6
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9 internodes, covered entirely by dark brown, puberulent, lepanthiform sheaths with a pubescent ostium on the margin, acuminate. Leaves purple or purple with green, concave 3.1
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4.7 × 1.1
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2.0 cm, ovate to elliptic, attenuate-acuminate and tridentate at the apex, base cuneate, contracted into a petiole
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2
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4 mm
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long. Inflorescence 1
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9 per stem, shorter than the leaf,
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1.8
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3.4 cm
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long, growing under the leaf, racemose; peduncle filiform, surrounded at the base by a bract
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long. Floral bracts sub-distichous, infundibuliform, ovate-oblong when flattened, with a small apicule. Ovary
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long, ovoid, slightly arched with irregularly serrated or warty keels. Flowers ca. 15 ×
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; sepals reddish brown to reddish purple with yellow apex and veins, petals and lip orange to salmon turning yellow apically, petals with scattered, purple pubescence on the outer surface, column white with purple markings, anther yellowish white. Dorsal sepal glabrous, slightly concave, ovate, attenuate-acuminate, 3
<emphasis id="B923615734538E0560A91635FC0B0E0A" box="[921,937,1819,1841]" italics="true" pageId="1" pageNumber="222"></emphasis>
veined, carinate, 7.3 × 5.0 mm. Lateral sepals glabrous, connate in their basal third, obliquely oblong, divergent, acuminate, 2
<emphasis id="B923615734538E0560CE1611FBAC0E6E" box="[1022,1038,1855,1877]" italics="true" pageId="1" pageNumber="222"></emphasis>
veined, carinate 7.7 × 3.0 mm. Petals ca. 0.8 ×
<quantity id="4CAF10A034538E0563C1164CFEEB0E40" box="[241,329,1890,1915]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="1" pageNumber="222" unit="mm" value="1.2">1.2 mm</quantity>
, bilobate, with a small rounded apicule, sparsely papillose, upper lobe triangular-oblong, contracted near the apex, obtuse; lower lobe obliquely triangular-oblong, subacute to rounded. Lip bilobate, blade lanceolate-oblong, papillose, joined at the base, partially covering the column, divergent above the middle and overlapping apically below the column, truncate basally and apically rounded, 2.8 ×
<quantity id="4CAF10A034538E05608F16E0FBBB0EDC" box="[959,1049,1998,2023]" metricMagnitude="-3" metricUnit="m" metricValue="1.7" pageId="1" pageNumber="222" unit="mm" value="1.7">1.7 mm</quantity>
; base of the lip fused to the ventral part of the column, ending in a small, rounded reddish orange appendix with white apical pubescence. Column slightly arched, clavate, truncate apically. Pollinarium with two yellow pollinia, narrowly obovate, united basally with a round, drop-like viscidium. Stigma apical, broad, round, flat. Rostellum triangular, long-attenuate, reflexed.
</paragraph>
</subSubSection>
<caption id="DF28EDCD34508E0663B814C0FE480F70" ID-DOI="http://doi.org/10.5281/zenodo.13728382" ID-Zenodo-Dep="13728382" httpUri="https://zenodo.org/record/13728382/files/figure.png" pageId="2" pageNumber="223" startId="2.[136,229,1518,1539]" targetBox="[340,1247,249,1490]" targetPageId="2" targetType="figure">
<paragraph id="8BE8BD4534508E0663B814C0FE480F70" blockId="2.[136,1452,1518,1611]" pageId="2" pageNumber="223">
<emphasis id="B923615734508E0663B814C0FF5C0F38" bold="true" box="[136,254,1518,1539]" pageId="2" pageNumber="223">FIGURE 1.</emphasis>
<taxonomicName id="4C57C6C634508E06623514C0FE6B0F38" authorityName="Tobar &amp; M. F. Lopez" authorityYear="2018" box="[261,457,1518,1539]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="2" pageNumber="223" phylum="Tracheophyta" rank="species" species="ibarrense">
<emphasis id="B923615734508E06623514C0FE6B0F38" box="[261,457,1518,1539]" italics="true" pageId="2" pageNumber="223">Lepanthes ibarrense</emphasis>
</taxonomicName>
. (A). Habit. (B). Flower. (C). Dissected sepals and petals. (D). Dorsal view of the lip and column. (E). Dorsal view of the spread-out lip without the column. (F). Lateral view of the ovary, lip and column. (G). Polinarium. Drawn by F. Tobar from the holotype,
<emphasis id="B923615734508E0662701718FE0B0F70" box="[320,425,1590,1611]" italics="true" pageId="2" pageNumber="223">Tobar et al</emphasis>
.
<emphasis id="B923615734508E0662841718FE460F70" box="[436,484,1590,1611]" italics="true" pageId="2" pageNumber="223">1982</emphasis>
.
</paragraph>
</caption>
<subSubSection id="C34DEECE34508E06638D1752FE9E011A" pageId="2" pageNumber="223" type="distribution">
<paragraph id="8BE8BD4534508E06638D1752FA820E72" blockId="2.[136,1452,1660,2081]" pageId="2" pageNumber="223">
<emphasis id="B923615734508E06638D1752FE560FAE" bold="true" box="[189,500,1660,1685]" pageId="2" pageNumber="223">Distribution and habitat:</emphasis>
<taxonomicName id="4C57C6C634508E0661201752FD5B0FAE" authorityName="Tobar &amp; M. F. Lopez" authorityYear="2018" box="[528,761,1660,1685]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="2" pageNumber="223" phylum="Tracheophyta" rank="species" species="ibarrense">
<emphasis id="B923615734508E0661201752FD5B0FAE" box="[528,761,1660,1685]" italics="true" pageId="2" pageNumber="223">Lepanthes ibarrense</emphasis>
</taxonomicName>
is known only from the
<typeStatus id="54EC03E734508E06671A1752FBF80FAE" box="[1066,1114,1660,1685]" pageId="2" pageNumber="223">type</typeStatus>
locality, a small remnant of evergreen montane forest (“bosque siempreverde montano alto del norte de la cordillera oriental de los Andes” (BsAn01); (Ministerio del Ambiente de
<collectingCountry id="F340FDD534508E06617D17EAFD080FE6" box="[589,682,1732,1757]" name="Ecuador" pageId="2" pageNumber="223">Ecuador</collectingCountry>
2013) located east of Ibarra, in the foothills of the northern Andean Cordillera. This species is strictly epiphytic on the bases of trunks and lower branches of trees of
<taxonomicName id="4C57C6C634508E0667CA17C6FADB0E3A" box="[1274,1401,1768,1793]" class="Magnoliopsida" family="Clethraceae" genus="Clethra" kingdom="Plantae" order="Ericales" pageId="2" pageNumber="223" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="B923615734508E0667CA17C6FAF20E3A" box="[1274,1360,1768,1793]" italics="true" pageId="2" pageNumber="223">Clethra</emphasis>
sp.
</taxonomicName>
and
<taxonomicName id="4C57C6C634508E0663B81622FE9B0E1E" box="[136,313,1804,1829]" class="Magnoliopsida" family="Cunoniaceae" genus="Weinmannia" kingdom="Plantae" order="Oxalidales" pageId="2" pageNumber="223" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="B923615734508E0663B81622FEB10E1E" box="[136,275,1804,1829]" italics="true" pageId="2" pageNumber="223">Weinmannia</emphasis>
sp.
</taxonomicName>
It grows sympatrically with other
<taxonomicName id="4C57C6C634508E0661871622FC260E1E" box="[695,900,1804,1829]" pageId="2" pageNumber="223">
<emphasis id="B923615734508E0661871622FC880E1E" box="[695,810,1804,1829]" italics="true" pageId="2" pageNumber="223">Lepanthes</emphasis>
species
</taxonomicName>
, such as
<taxonomicName id="4C57C6C634508E0660D51622FA040E1E" authority="Luer &amp; Hirtz (1998: 102)" authorityName="Luer &amp; Hirtz" authorityPageNumber="102" authorityYear="1998" box="[997,1446,1804,1829]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="2" pageNumber="223" phylum="Tracheophyta" rank="species" species="conchilabia">
<emphasis id="B923615734508E0660D51622FB270E1E" box="[997,1157,1804,1829]" italics="true" pageId="2" pageNumber="223">L. conchilabia</emphasis>
Luer &amp; Hirtz (1998: 102)
</taxonomicName>
,
<taxonomicName id="4C57C6C634508E0663B8161EFDCB0E72" authority="Luer &amp; Hirtz (1998: 102 - 103)" authorityName="Luer &amp; Hirtz" authorityPageNumber="102 - 103" authorityYear="1998" box="[136,617,1840,1865]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="2" pageNumber="223" phylum="Tracheophyta" rank="species" species="cyrtostele">
<emphasis id="B923615734508E0663B8161EFEB10E72" box="[136,275,1840,1865]" italics="true" pageId="2" pageNumber="223">L. cyrtostele</emphasis>
Luer &amp; Hirtz (1998: 102-103)
</taxonomicName>
and
<taxonomicName id="4C57C6C634508E066190161EFBA30E72" authority="Tobar &amp; M. F. Lopez" authorityName="Tobar &amp; M. F. Lopez" box="[672,1025,1840,1865]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="2" pageNumber="223" phylum="Tracheophyta" rank="species" species="obandoi">
<emphasis id="B923615734508E066190161EFCBB0E72" box="[672,793,1840,1865]" italics="true" pageId="2" pageNumber="223">L. obandoi</emphasis>
Tobar &amp; M.F.Lopez
</taxonomicName>
, the last described below.
</paragraph>
<paragraph id="8BE8BD4534508E06638D167AFC620EE2" blockId="2.[136,1452,1660,2081]" pageId="2" pageNumber="223">
<emphasis id="B923615734508E06638D167AFE110E56" bold="true" box="[189,435,1876,1901]" pageId="2" pageNumber="223">Conservation status:</emphasis>
—The species may eventually be found within the Cayambe-Coca National Park. However, so far only a small population of no more than six individuals is known from a restricted area less than
<quantity id="4CAF10A034508E0666181656FAC10EAA" box="[1320,1379,1912,1937]" metricMagnitude="3" metricUnit="m" metricValue="5.0" pageId="2" pageNumber="223" unit="km" value="5.0">5 km</quantity>
<superScript id="7C22100D34508E0666521658FAC80EBF" attach="left" box="[1378,1386,1910,1924]" fontSize="6" pageId="2" pageNumber="223">2</superScript>
. This species faces great pressure due to the advance of the agricultural frontier and extraction of wood mainly for firewood. These factors suggest that the species should be considered as threatened.
</paragraph>
<paragraph id="8BE8BD4534508E06638D16CAFE9E011A" blockId="2.[136,1452,1660,2081]" pageId="2" pageNumber="223">
<emphasis id="B923615734508E06638D16CAFE980EC6" bold="true" box="[189,314,2020,2045]" pageId="2" pageNumber="223">Eponymy:</emphasis>
—Named after the city of Ibarra, in the surroundings of which is located the forest where the species was discovered.
</paragraph>
</subSubSection>
<subSubSection id="C34DEECE34518E07638D118EFD77081E" pageId="3" pageNumber="224" type="discussion">
<paragraph id="8BE8BD4534518E07638D118EFD77081E" blockId="3.[136,1452,160,293]" pageId="3" pageNumber="224">
<emphasis id="B923615734518E07638D118EFEE70982" bold="true" box="[189,325,160,185]" pageId="3" pageNumber="224">Discussion:</emphasis>
—This species is similar to
<taxonomicName id="4C57C6C634518E0761B0118EFD570982" authorityName="Luer &amp; Escobar" authorityYear="1994" box="[640,757,160,185]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="224" phylum="Tracheophyta" rank="species" species="zapatae">
<emphasis id="B923615734518E0761B0118EFD570982" box="[640,757,160,185]" italics="true" pageId="3" pageNumber="224">L. zapatae</emphasis>
</taxonomicName>
from
<collectingCountry id="F340FDD534518E07600B118EFC0F0982" box="[827,941,160,185]" name="Colombia" pageId="3" pageNumber="224">Colombia</collectingCountry>
. The main differences are that
<taxonomicName id="4C57C6C634518E076639118EFADC0982" authorityName="Luer &amp; Escobar" authorityYear="1994" box="[1289,1406,160,185]" class="Liliopsida" family="Orchidaceae" genus="Lepanthes" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="224" phylum="Tracheophyta" rank="species" species="zapatae">
<emphasis id="B923615734518E076639118EFADC0982" box="[1289,1406,160,185]" italics="true" pageId="3" pageNumber="224">L. zapatae</emphasis>
</taxonomicName>
has pink flowers with red veins (vs reddish brown to purple flowers with yellow veins), lip with narrowly oblong, minutely pubescent blades (vs. lanceolate-oblong, papillose), a tiny appendix (vs. small rounded) and a small apically obtuse rostellum (vs. prominent, triangular, long-attenuate).
</paragraph>
</subSubSection>
</treatment>
</document>