98 lines
27 KiB
XML
98 lines
27 KiB
XML
<document id="C5A787515D87D5A8E3742E8AE05EF58F" ID-DOI="10.5252/adansonia2023v45a12" ID-ISSN="1639-4798" ID-Zenodo-Dep="8006364" IM.bibliography_approvedBy="julia" IM.illustrations_approvedBy="julia" IM.materialsCitations_approvedBy="julia" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="julia" IM.taxonomicNames_approvedBy="julia" IM.treatments_approvedBy="julia" checkinTime="1685974026623" checkinUser="felipe" docAuthor="Pace, Marcelo R., Marcati, Carmen R., Lohmann, Lúcia G. & Angyalossy, Veronica" docDate="2023" docId="039687DCFFE5911F8D31C0F7FAA2AC40" docLanguage="en" docName="Adansonia.45.12.167-210.pdf" docOrigin="Adansonia (3) 45 (12)" docStyle="DocumentStyle:2FE19AC740987067EC2A6C89A85F9648.8:Adansonia.2018-.journal_article" docStyleId="2FE19AC740987067EC2A6C89A85F9648" docStyleName="Adansonia.2018-.journal_article" docStyleVersion="8" docTitle="Podranea ricasoliana" docType="treatment" docVersion="1" lastPageNumber="199" masterDocId="FFAFFFA4FFC7913D8E1CC261FFBBA94E" masterDocTitle="Bark anatomy of lianescent Bignoniaceae: a generic synopsis" masterLastPageNumber="210" masterPageNumber="167" pageNumber="199" updateTime="1686164729893" updateUser="julia" zenodo-license-document="CC-BY-4.0">
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<mods:titleInfo id="F260A05241F42AF46A8143C522BFFED5">
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<mods:title id="12EF445C39EBCBE6287EA9FDDB10F3AC">Bark anatomy of lianescent Bignoniaceae: a generic synopsis</mods:title>
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<mods:namePart id="397317CAEA2F1950786C8DE30EBD269B">Pace, Marcelo R.</mods:namePart>
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<mods:namePart id="240139535D356E2C9F93474D823BAD43">Marcati, Carmen R.</mods:namePart>
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<mods:namePart id="017F167E99CE4ED0EB7412FC839155FA">Lohmann, Lúcia G.</mods:namePart>
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<mods:namePart id="ACDBE62BF6A3054030F9723F973913A0">Angyalossy, Veronica</mods:namePart>
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<mods:title id="669AD7C6EB109D654D2BE2BA3520437D">Adansonia</mods:title>
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<mods:date id="25F9C0BAAADB4BD3B1551CE2900A0E64">2023</mods:date>
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<mods:number id="9DB6A07E9EA3C7C0AE4518C4E83CA6BC">2023-05-30</mods:number>
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<treatment id="039687DCFFE5911F8D31C0F7FAA2AC40" LSID="urn:lsid:plazi:treatment:039687DCFFE5911F8D31C0F7FAA2AC40" httpUri="http://treatment.plazi.org/id/039687DCFFE5911F8D31C0F7FAA2AC40" lastPageNumber="199" pageId="34" pageNumber="199">
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<subSubSection id="C3256541FFE5911F8D31C0F7FBB8ABFE" box="[813,1027,662,688]" pageId="34" pageNumber="199" type="nomenclature">
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<paragraph id="8B8036CAFFE5911F8D31C0F7FBB8ABFE" blockId="34.[810,1457,662,1294]" box="[813,1027,662,688]" pageId="34" pageNumber="199">
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<heading id="D0C881A6FFE5911F8D31C0F7FBB8ABFE" box="[813,1027,662,688]" fontSize="11" level="2" pageId="34" pageNumber="199" reason="4">
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<taxonomicName id="4C3F4D49FFE5911F8D31C0F7FBB8ABFE" ID-CoL="99SHJ" ID-ENA="83955" box="[813,1027,662,688]" class="Magnoliopsida" family="Bignoniaceae" genus="Podranea" kingdom="Plantae" order="Lamiales" pageId="34" pageNumber="199" phylum="Tracheophyta" rank="species" species="ricasoliana">
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<emphasis id="B94BEAD8FFE5911F8D31C0F7FBB8ABFE" box="[813,1027,662,688]" italics="true" pageId="34" pageNumber="199">Podranea ricasoliana</emphasis>
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</heading>
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</paragraph>
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<subSubSection id="C3256541FFE5911F8D31C0D7FAA2AC40" pageId="34" pageNumber="199" type="description">
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<paragraph id="8B8036CAFFE5911F8D31C0D7FAA2AC40" blockId="34.[810,1457,662,1294]" pageId="34" pageNumber="199">
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Non-stratified phloem (
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<figureCitation id="13042A4FFFE5911F8A37C0D7FB09AB9E" box="[1067,1202,694,720]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19G, H</figureCitation>
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). Sieve tubes solitary or in multiples of 2-3 (
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<figureCitation id="13042A4FFFE5911F8A1AC0B7FBE7ABBE" box="[1030,1116,726,752]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19I</figureCitation>
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). Most sieve plates simple, on a transverse to slightly inclined wall. One or two companion cell per sieve-tube element (
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<figureCitation id="13042A4FFFE5911F8A3DC177FBCFAA7E" box="[1057,1140,790,816]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19I</figureCitation>
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), lying on opposite sides of the sieve tube. Companion cells in strands of two cells. Axial parenchyma constitutes the ground tissue (
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<figureCitation id="13042A4FFFE5911F8AD3C134FAFFAA3E" box="[1231,1348,853,880]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19H, I</figureCitation>
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), two cells per parenchyma strand, sometimes up to four. Course of rays straight (
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<figureCitation id="13042A4FFFE5911F8D9BC1F4FC5EAAE1" box="[903,997,917,943]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19G</figureCitation>
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). Ray dilatation seemingly absent (
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<figureCitation id="13042A4FFFE5911F8B59C1F4FA18AAE1" box="[1349,1443,917,943]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig.19G</figureCitation>
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). Rays bi-triseriate, heterocellular mixed,with procumbent, square and upright cells intermixed across the entire ray. Rays smaller than
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<quantity id="4CC79B2FFFE5911F8D78C194FC11AD41" box="[868,938,1013,1039]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="34" pageNumber="199" unit="mm" value="1.0">1 mm</quantity>
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, except when two or more rays merge. Rays do not sclerify, not even when touching the fibersclereid clusters (
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<figureCitation id="13042A4FFFE5911F8D29C654FC02AD01" box="[821,953,1077,1103]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19G, H</figureCitation>
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). Sclerenchyma composed of fibersclereids only, differentiated in the nonconducting phloem in discrete, evenly distributed clusters. Non-storied. In young stems, pericyclic fibers forming a ring of discrete strands. Multiple periderms (rhytidome), reticulate (
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<figureCitation id="13042A4FFFE5911F8A02C6D5FBC1AD80" box="[1054,1146,1204,1230]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19G</figureCitation>
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). The phellem and phelloderm are thin walled, non-stratified (
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<figureCitation id="13042A4FFFE5911F8A6BC6B5FB61ADA0" box="[1143,1242,1236,1262]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19G</figureCitation>
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). The phelloderm is thin, with less than three cell layers (
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<figureCitation id="13042A4FFFE5911F8AB7C695FAB6AC40" box="[1195,1293,1268,1294]" captionStart="FIG" captionStartId="33.[132,143,1804,1821]" captionTargetBox="[258,1329,215,1764]" captionTargetId="figure-327@33.[258,1329,214,1764]" captionTargetPageId="33" captionText="FIG. 19. — Secondary phloem of lianas of Tecomeae s.s: A-I, transverse sections:A-C, Campsis radicans; A, Overall view of the secondary phloem.Non-stratified, with scattered individual fibers; B, Detail of the secondary phloem showing individual fibers (arrows); C, detail of the secondary phloem showing the sieve tubes (arrowhead) solitary or in radial multiples of two,with one companion cell.Note the individual fiber (yellow arrow); D-F, Pandorea jasminoides; D, stratified phloem, with fibers bands alternating with sieve tubes and axial parenchyma,interrupted by the rays that do not lignify, not even when crossing the fiber bands; E, detail of the secondary phloem,with sive tubes in radial multiples (arrows), with one companion cell on their corner;F, detail of the single periderm, showing an evenly thinwalled phellem, thick phelloderm. Note the pericyclic fiber strand (arrow); G-I, Podranea ricasoliana; G, overall view of the bark. Rhytidome present, with sequent periderms (arrows) reticulate.Secondary phloem non-fibrous,devoid of fibers,with fibersclereids present in clusters (arrowheads). Course of rays straight;H, detail of the secondary phloem showing the axial parenchyma as the matrix where other cell types are found.Detail of the fibersclereid cluster (arrowhead); I, detail showing the sieve tubes in short radial multiples,with one companion cell lying on their corner (arrows). Abbreviations:cz, cambial zone;pd, phelloderm;pf, pericyclic fibers; ph, phloem; pl, phellem; x, secondary xylem. Scale bars: A, 1 mm; B, E, I, 50 μm; C, 25 μm; D, F-H, 200 μm. Fig. 19B and C by courtesy of Kishore Rajput." figureDoi="http://doi.org/10.5281/zenodo.8006418" httpUri="https://zenodo.org/record/8006418/files/figure.png" pageId="34" pageNumber="199">Fig. 19G</figureCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |