237 lines
17 KiB
XML
237 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.1.658" ID-PMC="PMC3174428" ID-Pensoft-Pub="1314-2003-1-15" ID-Pensoft-UUID="FFC3FFCCFA56FFD5EA589B6CFFBCB933" ID-PubMed="22171166" ID-Zenodo-Dep="576058" ModsDocID="1314-2003-1-15" checkinTime="1451252143282" checkinUser="pensoft" docAuthor="Kress, W. John, D. Mood, John, Sabu, Mamiyil, Prince, Linda M., Dey, Santanu & Sanoj, E." docDate="2010" docId="FF54535C19798263DAEDFA73D7408D2D" docLanguage="en" docName="PhytoKeys 1: 15-32" docOrigin="PhytoKeys 1" docPubDate="2010-11-01" docSource="http://dx.doi.org/10.3897/phytokeys.1.658" docTitle="Larsenianthus assamensis S. Dey, Mood, & S. Choudhury 2010, sp. nov." docType="treatment" docVersion="7" id="FFC3FFCCFA56FFD5EA589B6CFFBCB933" lastPageNumber="23" masterDocId="FFC3FFCCFA56FFD5EA589B6CFFBCB933" masterDocTitle="Larsenianthus, a new Asian genus of Gingers (Zingiberaceae) with four species" masterLastPageNumber="32" masterPageNumber="15" pageNumber="22" updateTime="1668139156942" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Larsenianthus, a new Asian genus of Gingers (Zingiberaceae) with four species</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Kress, W. John</mods:namePart>
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<mods:affiliation>Department of Botany, MRC- 166, National Museum of Natural History, Smithsonian Institution, P. O. Box 37012, Washington, DC 20013 - 7012 U. S. A.</mods:affiliation>
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<mods:nameIdentifier type="email">kressj@si.edu</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>D. Mood, John</mods:namePart>
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<mods:affiliation>Lyon Arboretum, University of Hawaii, 3860 Manoa Road, Honolulu, HI 96822 U. S. A.</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Sabu, Mamiyil</mods:namePart>
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<mods:affiliation>Department of Botany, University of Calicut, 673635 Kerala, India</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Prince, Linda M.</mods:namePart>
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<mods:affiliation>Rancho Santa Ana Botanic Garden and Claremont Graduate University, 1500 North College Avenue, Claremont, CA 91711 - 315 U. S. A.</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Dey, Santanu</mods:namePart>
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<mods:affiliation>Aaranyak, Samanwoy Path, # 50, Beltola, Guwahati- 28, Assam, India</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Sanoj, E.</mods:namePart>
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<mods:affiliation>Department of Botany, University of Calicut, 673635 Kerala, India</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2010</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2010-11-01</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>15</mods:start>
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<mods:end>32</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.1.658</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.1.658</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-1-15</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FFC3FFCCFA56FFD5EA589B6CFFBCB933</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576058</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="159359368" LSID="urn:lsid:plazi:treatment:FF54535C19798263DAEDFA73D7408D2D" httpUri="http://treatment.plazi.org/id/FF54535C19798263DAEDFA73D7408D2D" lastPageId="8" lastPageNumber="23" pageId="7" pageNumber="22">
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<subSubSection pageId="7" pageNumber="22" type="nomenclature">
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<paragraph pageId="7" pageNumber="22">
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<taxonomicName LSID="FF54535C-1979-8263-DAED-FA73D7408D2D" authority="S. Dey, Mood, & S. Choudhury" authorityName="S. Dey, Mood, & S. Choudhury" authorityYear="2010" class="Liliopsida" family="Zingiberaceae" genus="Larsenianthus" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="Larsenianthus assamensis" order="Zingiberales" pageId="7" pageNumber="22" phylum="Tracheophyta" rank="species" species="assamensis" status="sp. nov.">Larsenianthus assamensis S. Dey, Mood, & S. Choudhury</taxonomicName>
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<taxonomicNameLabel pageId="7" pageNumber="22">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Larsenianthus assamensis S. Dey, Mood, & S. Choudhury. A overall habit B leaf, entire C leaf base with petiole and ligule D inflorescence E inflorescence bract F bracteole G bract and flower, semi-lateral view H calyx, spread open I labellum with attached lateral staminodes J stamen showing base of floral tube and the epigynous nectaries K filament and anther with protruding stigma L epigynous nectaries and style. Line drawing by Linda Van Vorobik from plants in cultivation; voucher S. Dey 1012." httpUri="https://binary.pensoft.net/fig/9839" pageId="7" pageNumber="22">Fig. 3</figureCitation>
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<figureCitation captionStart="Plate 1" captionStartId="F5" captionText="Plate 1. Inflorescences with flowers of A Larsenianthus wardianus W. J. Kress, Thet Htun & Bordelon B Larsenianthus careyanus (Benth.) W. J. Kress & Mood C Larsenianthus assamensis S. Dey, Mood, & S. Choudhury D Larsenianthus arunachalensis M. Sabu, Sanoj & T. Rajesh Kumar. All photos by the authors." httpUri="https://binary.pensoft.net/fig/9841" pageId="7" pageNumber="22">Plate 1C</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="22" type="latin">
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<paragraph pageId="7" pageNumber="22">Latin</paragraph>
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<paragraph pageId="7" pageNumber="22">
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<emphasis italics="true" pageId="7" pageNumber="22">Species nova</emphasis>
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L. careyano
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<emphasis italics="true" pageId="7" pageNumber="22">
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affinis, a quo planta minore semidecumbenti, inflorescentia minore (circa 8
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<normalizedToken originalValue="×">x</normalizedToken>
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4 cm) ovoidea bracteis coccineis ad margines dentatis, ad bracteam quamque flore fertili solitari et labello angustiore magis roseo differt.
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</emphasis>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="22" type="type">
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<paragraph pageId="7" pageNumber="22">Type.</paragraph>
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<paragraph pageId="7" pageNumber="22">
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<emphasis bold="true" pageId="7" pageNumber="22">India:</emphasis>
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Assam: Cachar Dist., Bhaluknala, Barail Wildlife Sanctuary, narrow substream of Lakhicherra, 24°58'50.7" N, 92°46'30.8" E. Cachar tropical semi-evergreen forest, 26 m elevation, August 2007, S. Dey 1012 (holotype: CAL!; isotype: ASSAM!).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="8" lastPageNumber="23" pageId="7" pageNumber="22" type="description">
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<paragraph pageId="7" pageNumber="22">Description.</paragraph>
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<paragraph lastPageId="8" lastPageNumber="23" pageId="7" pageNumber="22">
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<emphasis italics="true" pageId="7" pageNumber="22">Evergreen herb</emphasis>
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, medium-sized to 144 cm tall, rhizome fibrous, elongate in distinct sections, bulbous, white-colored internally; tubers absent.
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<emphasis italics="true" pageId="7" pageNumber="22">Leafy shoots</emphasis>
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7-17 per plant, erect or slightly decumbent, base bulbous.
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<emphasis italics="true" pageId="7" pageNumber="22">Leaves</emphasis>
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7-12 per shoot, to 35 cm in total length; basal leaf sheaths 3-5, light pink, drying brown, deciduous; petiole 0-7 mm in length; ligule 7 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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5 mm in width, bilobed, apices rounded; lamina 24-34 cm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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5.4-8.5 cm in width, elliptic, dark green and glabrous above, base aequilateral, tip acuminate, midrib and veins depressed, abaxial surface dull green and glaucous.
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<emphasis italics="true" pageId="7" pageNumber="22">Inflorescence</emphasis>
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terminal on leafy shoot, erect to 14 cm in height; apical part of peduncle 3-5 cm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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3-5 mm in diameter, light green-brown, glabrous; involucral bract 4.2 cm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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1 cm in width, green, red striated, apex cirrose; 1 adventitious plantlet produced in sterile bracts at base of old inflorescence; spike ovoid to ellipsoid, 5.5-8.5 cm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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3.8-4 cm in diameter; inflorescence bracts c. 35 per inflorescence, 2.1-2.8 cm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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1-1.3 cm in width, ovate-oblong, concave, loosely clasping, red-veined, margin corrugate and denticulate, apex mucronate, revolute with long hairs, apical bracts smaller, sterile; one cincinnus per bract; bracteole lanceolate, cymbiform, 27 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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19 mm in width, semi-transparent, white, apex tapered, red.
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<emphasis italics="true" pageId="7" pageNumber="22">Flowers</emphasis>
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conspicuous, 1-4 per bract (usually only a single flower fertile); calyx tubular, 8-14 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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5 mm in diameter, trilobed, white, apex pink; floral tube 19-27 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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2-2.5 mm in diameter, pink-red, glabrous, corolla lobes linear-lanceolate, dorsal lobe 13 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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2 mm in width and reflexed 90°, ventral lobes 11 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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2 mm in width and deflexed and parallel to floral tube, orange-red with darker apex; lateral staminodes ovate, 6 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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3 mm in width, light orange with translucent dots, apex irregular, reflexed; labellum 22-25 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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2-3 mm in width, elongate, oblong,
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<normalizedToken originalValue="‘v’">'v'</normalizedToken>
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in cross-section, basal margins thickened, light orange, apex slightly trilobed, outer lobes 1 mm in length, rounded, curved upward toward apex, purplish-white; fertile stamen with filament c. 18 mm in length, arched, greenish purple at base, light orange-white distally, oblong, anther 3 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5 mm in width, thecae glossy purple; pollen white; epigynous glands two, unequal, largest 3 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5 mm in width and linear, smallest 2 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5 mm in width and cylindric, dark purple; stigma 0.5 mm in length, extending 5 mm beyond anther, purplish; ovary trilocular, 2 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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1 mm in width, obovoid-oblong, unequally 3-lobed, pubescent, purplish.
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<emphasis italics="true" pageId="7" pageNumber="22">Fruits</emphasis>
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8-9 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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4-4.5 mm in width, oblong to ellipsoid, white, capsular,
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<pageBreakToken pageId="8" pageNumber="23" start="start">dehiscing</pageBreakToken>
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into three separate coiled sections, seeds 1-4, c. 3 mm in length
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<normalizedToken originalValue="×">x</normalizedToken>
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2 mm in width, obovoid, seeds light to dark violet, enclosed in a cocoon-like arillate membrane.
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</paragraph>
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<caption httpUri="https://binary.pensoft.net/fig/9839" pageId="8" pageNumber="23" start="Figure 3" startId="F3">
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<paragraph pageId="8" pageNumber="23">
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<emphasis bold="true" pageId="8" pageNumber="23">Figure 3.</emphasis>
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<taxonomicName authorityName="S. Dey, Mood, & S. Choudhury" authorityYear="2010" class="Liliopsida" family="Zingiberaceae" genus="Larsenianthus" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Zingiberales" pageId="8" pageNumber="23" phylum="Tracheophyta" rank="species" species="assamensis">Larsenianthus assamensis</taxonomicName>
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S. Dey, Mood, & S. Choudhury.
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<emphasis bold="true" pageId="8" pageNumber="23">A</emphasis>
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overall habit
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<emphasis bold="true" pageId="8" pageNumber="23">B</emphasis>
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leaf, entire
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<emphasis bold="true" pageId="8" pageNumber="23">C</emphasis>
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leaf base with petiole and ligule
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<emphasis bold="true" pageId="8" pageNumber="23">D</emphasis>
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inflorescence
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<emphasis bold="true" pageId="8" pageNumber="23">E</emphasis>
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inflorescence bract
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<emphasis bold="true" pageId="8" pageNumber="23">F</emphasis>
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bracteole
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<emphasis bold="true" pageId="8" pageNumber="23">G</emphasis>
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bract and flower, semi-lateral view
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<emphasis bold="true" pageId="8" pageNumber="23">H</emphasis>
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calyx, spread open
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<emphasis bold="true" pageId="8" pageNumber="23">I</emphasis>
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labellum with attached lateral staminodes
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<emphasis bold="true" pageId="8" pageNumber="23">J</emphasis>
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stamen showing base of floral tube and the epigynous nectaries
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<emphasis bold="true" pageId="8" pageNumber="23">K</emphasis>
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filament and anther with protruding stigma
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<emphasis bold="true" pageId="8" pageNumber="23">L</emphasis>
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epigynous nectaries and style. Line drawing by Linda Van Vorobik from plants in cultivation; voucher S. Dey 1012.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="23" type="distribution">
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<paragraph pageId="8" pageNumber="23">Distribution.</paragraph>
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<paragraph pageId="8" pageNumber="23">
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Known only from two locations in the Barail Wildlife Sanctuary.
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<taxonomicName authorityName="W. J. Kress & Mood" authorityYear="2010" baseAuthorityName="W. J. Kress & Mood" baseAuthorityYear="2010" class="Liliopsida" family="Zingiberaceae" genus="Larsenianthus" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Zingiberales" pageId="8" pageNumber="23" phylum="Tracheophyta" rank="species" species="careyanus">Larsenianthus careyanus</taxonomicName>
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is also frequently found in this same region.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="23" type="ecology">
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<paragraph pageId="8" pageNumber="23">Ecology.</paragraph>
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<paragraph pageId="8" pageNumber="23">
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This species occurs in the understory of tropical semi-evergreen forest in very moist conditions along streams (rainfall 350-400 cm/yr) at 25-150 m in elevation. Associated plants are species of
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<taxonomicName class="Magnoliopsida" family="Musaceae" genus="Musa" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Zingiberales" pageId="8" pageNumber="23" phylum="Angiospermae" rank="genus">Musa</taxonomicName>
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,
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<taxonomicName authorityName="J.Gaertner" authorityYear="1788" class="Monocotyledoneae" family="Amaryllidaceae" genus="Curculigo" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Liliiflorae" pageId="8" pageNumber="23" phylum="Angiospermae" rank="genus">Curculigo</taxonomicName>
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,
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<taxonomicName class="Dicotyledoneae" family="Begoniaceae" genus="Begonia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Violales" pageId="8" pageNumber="23" phylum="Angiospermae" rank="genus">Begonia</taxonomicName>
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,
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<taxonomicName class="Magnoliopsida" family="Fabaceae" genus="Albizzia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Fabales" pageId="8" pageNumber="23" phylum="Tracheophyta" rank="genus">Albizzia</taxonomicName>
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,
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<taxonomicName class="Dicotyledoneae" family="Vitaceae" genus="Ampelocissus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Rhamnales" pageId="8" pageNumber="23" phylum="Angiospermae" rank="genus">Ampelocissus</taxonomicName>
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,
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<taxonomicName class="Dicotyledoneae" family="Meliaceae" genus="Dysoxylum" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Rutales" pageId="8" pageNumber="23" phylum="Angiospermae" rank="genus">Dysoxylum</taxonomicName>
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,
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<taxonomicName class="Dicotyledoneae" family="Urticaceae" genus="Laportea" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Urticales" pageId="8" pageNumber="23" phylum="Angiospermae" rank="genus">Laportea</taxonomicName>
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,
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<taxonomicName class="Dicotyledoneae" family="Rubiaceae" genus="Uncaria" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Gentianales" pageId="8" pageNumber="23" phylum="Angiospermae" rank="genus">Uncaria</taxonomicName>
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, and ferns.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="23" type="etymology">
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<paragraph pageId="8" pageNumber="23">Etymology.</paragraph>
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<paragraph pageId="8" pageNumber="23">Named for the Indian state of Assam where this species is endemic.</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="23" type="specimens examined">
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<paragraph pageId="8" pageNumber="23">Specimens examined.</paragraph>
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<paragraph pageId="8" pageNumber="23">
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<emphasis bold="true" pageId="8" pageNumber="23">India:</emphasis>
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Assam: Cachar Dist., Lakhicherra, Barail Wildlife Sanctuary, 24°59.053' N, 92°46.525' E. ca. 150 m. elevation, 30 August 2007, S. Dey s.n. (living material only).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |