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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.143.32821" ID-GBIF-Dataset="f5acbf65-b285-40bf-b242-a167ca1f8003" ID-PMC="PMC7298354" ID-Pensoft-Pub="1314-2003-143-1" ID-Pensoft-UUID="F6F11A6EE4FF5A1885CEA2B60AE965A5" ID-PubMed="32577084" ModsDocID="1314-2003-143-1" checkinTime="1584460888788" checkinUser="pensoft" docAuthor="Wood, John R. I., Munoz-Rodriguez, Pablo, Williams, Bethany R. M. &amp; Scotland, Robert W." docDate="2020" docId="B272EB3776B277F05E29BB8700763D63" docLanguage="en" docName="PhytoKeys 143: 1-823" docOrigin="PhytoKeys 143" docSource="http://dx.doi.org/10.3897/phytokeys.143.32821" docTitle="Ipomoea bombycina Benth. &amp; Hook" docType="treatment" docVersion="7" id="F6F11A6EE4FF5A1885CEA2B60AE965A5" lastPageNumber="1" masterDocId="F6F11A6EE4FF5A1885CEA2B60AE965A5" masterDocTitle="A foundation monograph of Ipomoea (Convolvulaceae) in the New World" masterLastPageNumber="823" masterPageNumber="1" pageNumber="1" updateTime="1668139722073" updateUser="ExternalLinkService">
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<mods:title id="04E843834135196DC8DE4473E5F3300A">A foundation monograph of Ipomoea (Convolvulaceae) in the New World</mods:title>
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<mods:namePart id="0DEE86E1F22791C8B45DAE2E7B9FE281">Wood, John R. I.</mods:namePart>
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<mods:namePart id="407FB062D16181DE78AB90D6D8377902">Munoz-Rodriguez, Pablo</mods:namePart>
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<mods:namePart id="E2439C18A53FEF6D8C91D49BA9B8D0B5">Williams, Bethany R. M.</mods:namePart>
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<mods:namePart id="4526A5D86CA0873032182112E75EC8F9">Scotland, Robert W.</mods:namePart>
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<mods:date id="6630B5DF441731A69DB366776C979D6F">2020</mods:date>
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<mods:number id="82301D603C343CA072F6D9DA8A3E41FB">143</mods:number>
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<mods:identifier id="1003B2C61313AD248B48CBFDB762906B" type="DOI">http://dx.doi.org/10.3897/phytokeys.143.32821</mods:identifier>
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<treatment id="B272EB3776B277F05E29BB8700763D63" ID-GBIF-Taxon="162629578" LSID="urn:lsid:plazi:treatment:B272EB3776B277F05E29BB8700763D63" httpUri="http://treatment.plazi.org/id/B272EB3776B277F05E29BB8700763D63" lastPageNumber="1" pageId="0" pageNumber="1">
<subSubSection id="8FD528BA4FCC9834C2659DF57FBA2515" pageId="0" pageNumber="1" type="nomenclature">
<paragraph id="737E19083463D6280EE092D26909409D" pageId="0" pageNumber="1">
81.
<taxonomicName id="5F48FC03AC43DAEF192248BEB20CDC56" ID-CoL="3PVPX" ID-ENA="2613362" authority="(Choisy) Benth. &amp; Hook" authorityName="Benth. &amp; Hook" baseAuthorityName="Choisy" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="bombycina">
<emphasis id="C4574FC093366D486A51B0AB5BDCA3BC" italics="true" pageId="0" pageNumber="1">Ipomoea bombycina</emphasis>
(Choisy) Benth. &amp; Hook
</taxonomicName>
f. ex Hemsl., Biol. Cent.-Amer.
<potBibRef id="94CF3435EEBF1E0543296902474541F4">, Bot. 2</potBibRef>
: 384. 1882. (Hemsley 1882: 384)
</paragraph>
</subSubSection>
<subSubSection id="9C23E8ED3134424F355B6041588ECC20" pageId="0" pageNumber="1" type="reference_group">
<paragraph id="917D0D4CAD4C35B454F201BC1B0911F8" pageId="0" pageNumber="1">
<taxonomicName id="62C36CEE9D68D7C9E060ED182128B8AA" authority="C. Presl" authorityName="C. Presl" class="Magnoliopsida" family="Convolvulaceae" genus="Bombycospermum" higherTaxonomySource="CoL" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="mexicanum">
<emphasis id="292236E3CCC1D3EB89F7C7AC831CCBA2" italics="true" pageId="0" pageNumber="1">Bombycospermum mexicanum</emphasis>
C. Presl
</taxonomicName>
<potBibRef id="050B06086172976F313B198509A78C92">, Reliq. Haenk. 2</potBibRef>
: 137, t. 71. 1835. (Presl 1831-35: 137), non
<taxonomicName id="239C332D4AB0B43786AB8A4DD7714AA6" authority="A. Gray (1878)" authorityName="A. Gray" authorityYear="1878" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="mexicana">
<emphasis id="B1AED8657242962F24DFF7D3A346A8B1" italics="true" pageId="0" pageNumber="1">Ipomoea mexicana</emphasis>
A. Gray (1878)
</taxonomicName>
. Type. MEXICO (west).
<emphasis id="CF6359B6E3DEEBE3728A5F4AA9C3070E" italics="true" pageId="0" pageNumber="1">Haenke</emphasis>
s.n. (PR?, n.v.).
</paragraph>
<paragraph id="F0EB1125230CC39CDB7A74BEBB69A5D3" pageId="0" pageNumber="1">
<taxonomicName id="3BE91D3EBD738D093D70A0FCDE985A08" authority="Choisy in A.P. de Candolle, Prodr." authorityName="Choisy in A. P. de Candolle, Prodr." class="Magnoliopsida" family="Convolvulaceae" genus="Batatas" higherTaxonomySource="CoL" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="bombycina">
<emphasis id="49B7A9AF3C977FFA32B0FD4E07BDF320" italics="true" pageId="0" pageNumber="1">Batatas bombycina</emphasis>
Choisy in A.P. de Candolle
</taxonomicName>
<potBibRef id="6EBD680554A39815098D41041F880B19">, Prodr. 9</potBibRef>
: 340. 1845. (Choisy 1845: 340). Type. Based on
<taxonomicName id="7E25159EF1C208E171E617E7E47D5EC1" authority="C. Presl" authorityName="C. Presl" class="Magnoliopsida" family="Convolvulaceae" genus="Bombycospermum" higherTaxonomySource="CoL" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="mexicanum">
<emphasis id="19E65100B35DD8C850C756BE2EC4CA90" italics="true" pageId="0" pageNumber="1">Bombycospermum mexicanum</emphasis>
C. Presl
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="5ED9FA02CE1605145F04600DCA87DA14" pageId="0" pageNumber="1" type="materials_examined">
<paragraph id="82EDFB249DACAF34257657AA8F4A0B4C" pageId="0" pageNumber="1">Type.</paragraph>
<paragraph id="45EE51BF06CE9FE04666ECCBFEDD3FA3" pageId="0" pageNumber="1">
Based on
<taxonomicName id="4213108D7817AB57FBEB967348FA02F7" authority="C. Presl" authorityName="C. Presl" class="Magnoliopsida" family="Convolvulaceae" genus="Bombycospermum" higherTaxonomySource="CoL" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="mexicanum">
<emphasis id="E344DE33F6C4C1E490A32FAE1C9B65DB" italics="true" pageId="0" pageNumber="1">Bombycospermum mexicanum</emphasis>
C. Presl
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="6DF8FEA430B81C09797902B4E8FF6FB8" pageId="0" pageNumber="1" type="description">
<paragraph id="75F50871CDECA3355E4F2CB4ACD0F6FD" pageId="0" pageNumber="1">Description.</paragraph>
<paragraph id="4D4442D5A0A352EE654E32EE455570F2" pageId="0" pageNumber="1">
Woody liana from a rough, furrowed hypocotyl, stem with yellowish bark, pubescent and scabrous-pustulate. Leaves petiolate, 2.5-7.5 cm, ovate-rhomboid, acute, margin somewhat undulate, base subtruncate and cuneate onto the petiole (sometimes asymmetric), adaxially glabrous, abaxially grey-tomentose, puncticulate, veins prominent; petioles 2-5 cm, pubescent, sometimes pustulate. Inflorescence of short leafy axillary racemes, sometimes reduced to tight clusters; rhachis 2-8 cm long, densely pubescent; bracteoles c. 5 mm long, linear, fugacious; pedicels 3-4(-8) mm; sepals 5-8 mm, grey-tomentose, subequal, outer ovate, acute, inner elliptic, obtuse; corolla 2.5-3.5 cm long, basal cylindrical tube 7-10 mm, then expanded, urceolate, tube cream with purplish veins, adpressed pilose, limb with short triangular lobes, c. 3
<normalizedToken id="5EAF19409ED5FB1CEB7D0B758557747C" originalValue="×">x</normalizedToken>
3 mm, yellowish-green. Capsules 15
<normalizedToken id="37E74F18A4007B02AA4A57A63B5C9E31" originalValue="×">x</normalizedToken>
8-10 mm, ellipsoid, glabrous; seeds 7
<normalizedToken id="392315B6B4559B2B11EB081DA4156755" originalValue="×">x</normalizedToken>
4 mm, blackish, densely woolly with hairs 2 cm or more long.
</paragraph>
</subSubSection>
<subSubSection id="AF122F4626A4CEB3B381AF6DB425A81C" pageId="0" pageNumber="1" type="distribution">
<paragraph id="1DC31E789DA0EADA3649EED92E5FD3E5" pageId="0" pageNumber="1">Distribution.</paragraph>
<paragraph id="086C4B2E18F4DFF26D283EFBC87A0E53" pageId="0" pageNumber="1">An uncommon endemic of southern Mexico.</paragraph>
<paragraph id="AB60F6302D7697C278327D6FA4FA1820" pageId="0" pageNumber="1">
<emphasis id="AAC3490BE55277732EA8244B3DA153B6" bold="true" pageId="0" pageNumber="1">MEXICO. Chiapas</emphasis>
: Mun. Ocozocoautla de Espinoza,
<emphasis id="9941178533304686288848C5F8029FF9" italics="true" pageId="0" pageNumber="1">A. Shilom Tom</emphasis>
3761 (F).
<emphasis id="F85EF1D8091556857521BE05B78343DC" bold="true" pageId="0" pageNumber="1">Guerrero</emphasis>
: Acapulco,
<emphasis id="C3005C278CC3DBB62FF5D4B988376C1C" italics="true" pageId="0" pageNumber="1">E. Palmer</emphasis>
370 (F, K, MO); ibid.,
<emphasis id="3E2369C2A0877B294465FE26CF17D4B5" italics="true" pageId="0" pageNumber="1">F. Miranda</emphasis>
3342 (MEXU); Tecpan,
<emphasis id="9EDD6D1D1CBF6EE07809EFB6A58817DC" italics="true" pageId="0" pageNumber="1">
E.
<normalizedToken id="BA86DDCE5F46A36FC93DEC564D32C61A" originalValue="Langlassé">Langlasse</normalizedToken>
</emphasis>
939 (K).
<emphasis id="101EE7A7A37F450542A6C2432734C499" bold="true" pageId="0" pageNumber="1">Jalisco</emphasis>
:
<normalizedToken id="BCFF4D4D777D30262F72506DB446B1E6" originalValue="Tomatlán">Tomatlan</normalizedToken>
, Puerto Vallarta-Barra de Navidad,
<emphasis id="C5DA66D1ED1D2B58121DEEAB82A6CF49" italics="true" pageId="0" pageNumber="1">E.J. Lott</emphasis>
678 (FTG, MEXU, MO); La Huerta,
<emphasis id="167C85F6C99AEC4C57D6F7668E2C26A4" italics="true" pageId="0" pageNumber="1">M.G. Ayala</emphasis>
442 (MEXU); Coyuca-El Zapote,
<emphasis id="06D7DF03D81B3F8A246D051D7BEE380E" italics="true" pageId="0" pageNumber="1">G.L. Webster &amp; G.J. Breckon</emphasis>
16227 (MEXU).
<emphasis id="4FF94DF522FDD3B725B8BA950944F652" bold="true" pageId="0" pageNumber="1">Oaxaca</emphasis>
: Tapanatepec,
<emphasis id="A9918DA3642B83D392630A5C2EAB860B" italics="true" pageId="0" pageNumber="1">D. Thomatis</emphasis>
s.n. (K).
<emphasis id="0EC5DE66B2B87E7AEDAFE700E6FC0B5D" bold="true" pageId="0" pageNumber="1">Zacatecas</emphasis>
: El Calabazal,
<emphasis id="C6AB1989BFFEC1DB95233CE31DA734BC" italics="true" pageId="0" pageNumber="1">
E.
<normalizedToken id="37528271FC29E3647B0DA0C954B229FB" originalValue="Langlassé">Langlasse</normalizedToken>
</emphasis>
479bis (K, P).
</paragraph>
<paragraph id="34D94E9B97AE3340B935C2CA352D06E6" pageId="0" pageNumber="1">
<emphasis id="D997CA150B9AC56CB937D4D6E0111E5B" bold="true" pageId="0" pageNumber="1">Notes</emphasis>
. The corolla is consistently 3-3.5 cm long, not 2.5 cm, as stated by McDonald (1992) so corolla size is unreliable in separating this species from
<taxonomicName id="A5E54C41AC584413AD3F9767CC8D30BB" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="gesneriodes">
<emphasis id="74C62EE19120952BDA0CBB7E37F812DB" italics="true" pageId="0" pageNumber="1">Ipomoea gesneriodes</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="F17E1EB45B8A9FDCF67D76A917B9E9CF" pageId="0" pageNumber="1">A night-flowering, possibly bat-pollinated species.</paragraph>
<paragraph id="9BF0C758EBC0BBD617246322BE8B8CA1" pageId="0" pageNumber="1">
The specimen at MO (
<emphasis id="261A8D43231FC6EBD74AD6E2AB9E0857" italics="true" pageId="0" pageNumber="1">H.C. Cutler</emphasis>
8414) from
<normalizedToken id="FCC3E1A757C7B8D8D8B955570292272E" originalValue="Ceará">Ceara</normalizedToken>
, Brazil, identified as
<taxonomicName id="86A22D01BA06DD40765B494F64368213" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="bombycina">
<emphasis id="2B46F62A245D93601B331EF772BCF40A" italics="true" pageId="0" pageNumber="1">Ipomoea bombycina</emphasis>
</taxonomicName>
by McPherson is leafless and flowerless and is almost certainly not this species. It might, for example, be
<taxonomicName id="CBDF44111A5F9386E0C94AB7DAF95B72" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" kingdom="Plantae" order="Solanales" phylum="Tracheophyta" rank="species" species="eremnobrocha">
<emphasis id="3582E85EF2C4F832E3B3200C03D2BC00" italics="true" pageId="0" pageNumber="1">I. eremnobrocha</emphasis>
</taxonomicName>
, which has similar seeds and is known from several states in NE Brazil.
</paragraph>
</subSubSection>
</treatment>
</document>