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<document id="08232F30D0CCAECACDA80CC4316A0F70" ID-DOI="10.11646/phytotaxa.270.2.6" ID-ISSN="1179-3163" ID-Zenodo-Dep="13662611" 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="1725390401336" checkinUser="felipe" docAuthor="Hsu, Tian-Chuan, Fanerii, Moffat, Yang, Tsung-Yu Aleck, Pitisopa, Fred &amp; Li, Chia-Wei" docDate="2016" docId="0D50C965FFB1CF4DFF1CA3C3FD755479" docLanguage="en" docName="phytotaxa.270.2.6.pdf" docOrigin="Phytotaxa 270 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.270.2.6" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Gastrodia isabelensis T. C. Hsu 2016, sp. nov." docType="treatment" docVersion="2" lastPageNumber="141" masterDocId="F169B11DFFB0CF49FF94A177FFAA5530" masterDocTitle="Gastrodia isabelensis and G. solomonensis (Gastrodieae, Epidendroideae, Orchidaceae): two new species representing a new generic record in the Solomon Islands" masterLastPageNumber="145" masterPageNumber="137" pageNumber="138" updateTime="1725409252035" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="6A10AFE31B80AF5DFC1ACBEEBFB6E58D">Gastrodia isabelensis and G. solomonensis (Gastrodieae, Epidendroideae, Orchidaceae): two new species representing a new generic record in the Solomon Islands</mods:title>
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<mods:namePart id="89FCEBAD0FB8BF340A5790499B86546A">Hsu, Tian-Chuan</mods:namePart>
<mods:affiliation id="2F3D801EA3360C831D51F50BD8E80A41">Department of Molecular and Cellular Biology, National Tsing Hua University, Hsinchu 30013, Taiwan;</mods:affiliation>
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<mods:namePart id="CC4DEE1BD779B701085CD8416EBE8F9F">Fanerii, Moffat</mods:namePart>
<mods:affiliation id="267EEF35AAA3F70671B1791DC51E4D87">Kolombangara Island Biodiversity Conservation Association, Ringii, Solomon Islands.</mods:affiliation>
</mods:name>
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<mods:namePart id="4DA253A8CD9F3148816A395CC88CC177">Yang, Tsung-Yu Aleck</mods:namePart>
<mods:affiliation id="2303313ABD78A5E22A9A228B3F4EA851">Department of Biology, National Museum of Natural Science, Taichung, Taiwan. &amp; Department of Life Science, National Chung Hsin University, Taichung, Taiwan.</mods:affiliation>
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<mods:namePart id="9DD88206E86E15ADA06CE6B6687E58A2">Pitisopa, Fred</mods:namePart>
<mods:affiliation id="EBF9C547992E8CE589E49820F94FFB94">Ministry of Forestry, Environment and Conservation, Honiara, Solomon Islands.</mods:affiliation>
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<mods:namePart id="04A37A1213616AB9E920473F22439503">Li, Chia-Wei</mods:namePart>
<mods:affiliation id="49A5AABCA5E17FBE682B297EEEAA4FA1">Department of Molecular and Cellular Biology, National Tsing Hua University, Hsinchu 30013, Taiwan; &amp; Department of Molecular and Cellular Biology, National Tsing Hua University, Hsinchu 30013, Taiwan;</mods:affiliation>
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<mods:title id="0D6A3E48F353F052A59DA4C9DB5AE86C">Phytotaxa</mods:title>
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<mods:date id="52B9EFB42A5F9BC8C38E769E8B3B1A32">2016</mods:date>
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<mods:number id="60FCF26B00C3B409394026B85047C62B">270</mods:number>
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<subSubSection id="CDE32BF8FFB1CF48FF1CA3C3FD6F57FF" box="[136,709,692,719]" pageId="1" pageNumber="138" type="nomenclature">
<paragraph id="85467873FFB1CF48FF1CA3C3FD6F57FF" blockId="1.[136,709,692,719]" box="[136,709,692,719]" pageId="1" pageNumber="138">
<heading id="DE0ECF1FFFB1CF48FF1CA3C3FD6F57FF" box="[136,709,692,719]" fontSize="11" level="2" pageId="1" pageNumber="138" reason="3">
<taxonomicName id="42F903F0FFB1CF48FF1CA3C3FE4957FF" ID-CoL="3FDHL" authority="T.C.Hsu" authorityName="T. C. Hsu" authorityYear="2016" box="[136,483,692,719]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="isabelensis" status="sp. nov.">
<emphasis id="B78DA461FFB1CF48FF1CA3C3FED757FF" bold="true" box="[136,381,692,719]" italics="true" pageId="1" pageNumber="138">Gastrodia isabelensis</emphasis>
T.C.Hsu
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,
<emphasis id="B78DA461FFB1CF48FE7BA3C1FDEE57FF" box="[495,580,694,719]" italics="true" pageId="1" pageNumber="138">
<taxonomicNameLabel id="ACBE191AFFB1CF48FE7BA3C1FDEE57FF" box="[495,580,694,719]" pageId="1" pageNumber="138" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(
<figureCitation id="1DC264F6FFB1CF48FDC6A3C1FD1657FF" box="[594,700,694,719]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStartId-0="2.[136,229,1928,1949]" captionStartId-1="3.[136,229,1953,1974]" captionTargetBox-0="[151,1436,190,1903]" captionTargetBox-1="[233,1427,190,1905]" captionTargetId-0="figure-16@2.[151,1436,190,1904]" captionTargetId-1="figure-14@3.[160,1427,190,1929]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionText-0="FIGURE 1. Gastrodia isabelensis T.C.Hsu (A &amp; K based on SITW05462; BJ based on SITW05535). A. Habitat and fruiting habit. B. Flowering habit. C. Rhizome and roots. DG. Flower (D, top view; E, side view; F, bottom view; G, front view). H. Expanded perianth tube, abaxial view. IJ. Lip (I, top view; J, oblique side view). K. Capsule. Scale bars: AH = 1 cm; IJ = 1 mm; K = 5 mm. Photographs by T.C.Hsu." captionText-1="FIGURE 2. Gastrodia isabelensis T.C.Hsu (based on SITW05535). A. Habit. BE. Flower (B, top view; C, side view; D, front view; E, bottom view). F. Expanded perianth tube, abaxial view. GH. Lip (G, top view; H, oblique side view). I. Column, bottom view. JK. Anther cap (J, top view; K, bottom view). Illustrated by C.W.Lin." figureDoi-0="http://doi.org/10.5281/zenodo.13662613" figureDoi-1="http://doi.org/10.5281/zenodo.13662617" httpUri-0="https://zenodo.org/record/13662613/files/figure.png" httpUri-1="https://zenodo.org/record/13662617/files/figure.png" pageId="1" pageNumber="138">Figs. 12</figureCitation>
)
</heading>
</paragraph>
</subSubSection>
<subSubSection id="CDE32BF8FFB1CF48FF1CA277FF5C56B1" pageId="1" pageNumber="138" type="diagnosis">
<paragraph id="85467873FFB1CF48FF1CA277FF5C56B1" blockId="1.[136,1452,768,969]" pageId="1" pageNumber="138">
<emphasis id="B78DA461FFB1CF48FF1CA277FF595625" bold="true" box="[136,243,768,789]" pageId="1" pageNumber="138">Diagnosis:</emphasis>
<taxonomicName id="42F903F0FFB1CF48FE9FA277FE735625" authorityName="T. C. Hsu" authorityYear="2016" box="[267,473,768,789]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB1CF48FE9FA277FE735625" box="[267,473,768,789]" italics="true" pageId="1" pageNumber="138">Gastrodia isabelensis</emphasis>
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is close to
<taxonomicName id="42F903F0FFB1CF48FDD5A277FCFF5625" authority="Smith (1931: 248)" authorityName="Smith" authorityPageNumber="248" authorityYear="1931" box="[577,853,768,789]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="callosa">
<emphasis id="B78DA461FFB1CF48FDD5A277FD085625" box="[577,674,768,789]" italics="true" pageId="1" pageNumber="138">G. callosa</emphasis>
<bibRefCitation id="E1680582FFB1CF48FD33A277FCFF5625" author="Smith, J. J." box="[679,853,768,789]" pageId="1" pageNumber="138" pagination="248 - 252" refId="ref5696" refString="Smith, J. J. (1931) Einige neue Javanische Orchideen. Repertorium Specierum Novarum Regni Vegetabilis 29: 248 - 252. http: // dx. doi. org / 10.1002 / fedr. 19310291115" type="journal article" year="1931">Smith (1931: 248)</bibRefCitation>
</taxonomicName>
but differs in having longer (1016 vs.
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) inflorescences, broadly ovate to semiorbicular (vs. ovate to ovate-deltoid) sepal lobes, ovate-orbicular (vs. ovate to subdeltoid) petal lobes and lips with mauve (vs. reddish brown) basal calli, semiorbicular (vs. shortly ligulate) epichiles and greenish brown (vs. whitish) apical keels.
</paragraph>
</subSubSection>
<subSubSection id="CDE32BF8FFB1CF48FF1CA2E7FA85538F" pageId="1" pageNumber="138" type="materials_examined">
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<emphasis id="B78DA461FFB1CF48FF1CA2E7FF685695" bold="true" box="[136,194,912,933]" pageId="1" pageNumber="138">Type:</emphasis>
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<collectingCountry id="FDEE38E3FFB1CF48FF4FA2E7FE145695" box="[219,446,912,933]" name="Solomon Islands" pageId="1" pageNumber="138">SOLOMON ISLANDS</collectingCountry>
.
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:
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<collectingMunicipality id="6522E209FFB1CF48FD17A2E7FD6A5695" box="[643,704,912,933]" pageId="1" pageNumber="138">Island</collectingMunicipality>
,
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,
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,
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,
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.
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.Hsu et al.
<specimenCode id="D55FD008FFB1CF48FB46A2E7FAEE5695" box="[1234,1348,912,933]" collectionCode="SITW" pageId="1" pageNumber="138">SITW05535</specimenCode>
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(
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:
<collectionCode id="E3E8E0B6FFB1CF48FF29A2C3FF5D56F9" box="[189,247,948,969]" country="Solomon Islands" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13588" lsid="urn:lsid:biocol.org:col:13588" name="Ministry of Natural Resources" pageId="1" pageNumber="138" type="Herbarium">BSIP</collectionCode>
!;
<typeStatus id="5A42C6D1FFB1CF48FE91A2C3FEE456F9" box="[261,334,948,969]" pageId="1" pageNumber="138" type="isotype">isotype</typeStatus>
:
<collectionCode id="E3E8E0B6FFB1CF48FEC2A2C3FE3A56F9" box="[342,400,948,969]" country="Taiwan" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13722" lsid="urn:lsid:biocol.org:col:13722" name="National Museum of Natural Science" pageId="1" pageNumber="138" type="Herbarium">TNM</collectionCode>
! [sheet no. BS04783], image available at http://siflora.nmns.edu.tw/specimen/
<specimenCode id="D55FD008FFB1CF48FBEBA2C3FB5056F9" box="[1151,1274,948,969]" collectionCode="SITW" pageId="1" pageNumber="138">SITW05535</specimenCode>
-TNM-001/)
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.
</paragraph>
<paragraph id="85467873FFB1CF48FF1CA28DFA85538F" blockId="1.[136,1452,1018,2087]" pageId="1" pageNumber="138">
<emphasis id="B78DA461FFB1CF48FF1CA28DFE8F5123" bold="true" box="[136,293,1018,1043]" pageId="1" pageNumber="138">Morphology:</emphasis>
<emphasis id="B78DA461FFB1CF48FED5A28DFE2F5123" box="[321,389,1018,1043]" italics="true" pageId="1" pageNumber="138">Herbs</emphasis>
perennial, terrestrial, leafless, achlorophyllous.
<emphasis id="B78DA461FFB1CF48FC56A28DFBA85123" box="[962,1026,1018,1043]" italics="true" pageId="1" pageNumber="138">Roots</emphasis>
few, slender, often extending from rhizome apex during anthesis.
<emphasis id="B78DA461FFB1CF48FE4FA569FD915107" box="[475,571,1054,1079]" italics="true" pageId="1" pageNumber="138">Rhizome</emphasis>
tuberous, fusiform,
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long,
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in diameter, yellowish brown to dark brown, ±villous, scaly; scales verticillate, linear-lanceolate,
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long.
<emphasis id="B78DA461FFB1CF48FC56A535FBF2516B" box="[962,1112,1090,1115]" italics="true" pageId="1" pageNumber="138">Inflorescence</emphasis>
erect, 13-flowered; peduncle
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long, ca.
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in diameter, glabrous, pale brown; sterile bracts 34, sheath-like, membranous, translucent,
<quantity id="4201D596FFB1CF48FF1CA5FDFF4C5193" box="[136,230,1162,1187]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" metricValueMax="5.0" metricValueMin="4.0" pageId="1" pageNumber="138" unit="mm" value="4.5" valueMax="5.0" valueMin="4.0">45 mm</quantity>
long.
<emphasis id="B78DA461FFB1CF48FEBAA5FDFEDD5193" box="[302,375,1162,1187]" italics="true" pageId="1" pageNumber="138">Bracts</emphasis>
membranous, glabrous, ovate, brown, apex acute, 34 ×
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.
<emphasis id="B78DA461FFB1CF48FBF9A5FDFA905193" box="[1133,1338,1162,1187]" italics="true" pageId="1" pageNumber="138">Pedicel and ovary</emphasis>
ca.
<quantity id="4201D596FFB1CF48FAFEA5FDFA065193" box="[1386,1452,1162,1187]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="1" pageNumber="138" unit="mm" value="5.0">5 mm</quantity>
long, slightly verruculose.
<emphasis id="B78DA461FFB1CF48FE22A5D9FDB851F7" box="[438,530,1198,1223]" italics="true" pageId="1" pageNumber="138">Flowers</emphasis>
ascending, not widely opening.
<emphasis id="B78DA461FFB1CF48FC15A5D9FBB151F7" box="[897,1051,1198,1223]" italics="true" pageId="1" pageNumber="138">Perianth tube</emphasis>
ca. 10 ×
<quantity id="4201D596FFB1CF48FB12A5D9FB7251F7" box="[1158,1240,1198,1223]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="138" unit="mm" value="10.0">10 mm</quantity>
, obovate-orbicular in top view, very fleshy, spongy, 5-lobed, with sepals fused for ca. 2/3 length with petals and lateral sepals fused for ca. 4/5 length with each other; abaxially pale orange, verruculose, slightly papillose toward apex; abaxially whitish near base, pale orange toward apex, with 2 large, orange, rugose calli. Lobe of
<emphasis id="B78DA461FFB1CF48FC60A46DFBD75003" box="[1012,1149,1306,1331]" italics="true" pageId="1" pageNumber="138">dorsal sepal</emphasis>
very broadly ovate, ca. 2.5 × 7.0 mm, concave, apex rounded. Lobes of
<emphasis id="B78DA461FFB1CF48FDEAA449FCBC5067" box="[638,790,1342,1367]" italics="true" pageId="1" pageNumber="138">lateral sepals</emphasis>
semiorbicular, ca. 3.5 ×
<quantity id="4201D596FFB1CF48FBB9A449FB2F5067" box="[1069,1157,1342,1367]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" pageId="1" pageNumber="138" unit="mm" value="7.5">7.5 mm</quantity>
, concave, apices rounded, margins entire. Lobes of
<emphasis id="B78DA461FFB1CF48FE31A415FE42504B" box="[421,488,1378,1403]" italics="true" pageId="1" pageNumber="138">petals</emphasis>
ovate-orbicular, ca. 2 ×
<quantity id="4201D596FFB1CF48FD6BA415FCE9504B" box="[767,835,1378,1403]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="138" unit="mm" value="2.0">2 mm</quantity>
, bases slightly contracted, apices rounded and slightly erose, margin subentire.
<emphasis id="B78DA461FFB1CF48FE31A4F1FE6050AF" box="[421,458,1414,1439]" italics="true" pageId="1" pageNumber="138">Lip</emphasis>
adnate to distal part of column-foot, free from perianth tube, entire, ca. 5.5 ×
<quantity id="4201D596FFB1CF48FAF5A4F1FA0D50AF" box="[1377,1447,1414,1439]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="1" pageNumber="138" unit="mm" value="4.0">4 mm</quantity>
, tripartite; hypochile ca.
<quantity id="4201D596FFB1CF48FE0CA4DDFE7150F3" box="[408,475,1450,1475]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="138" unit="mm" value="1.0">1 mm</quantity>
long, with two transversely ellipsoid, sessile, mauve, nectared calli; mesochile ovaterectangular, pale orange, glabrous, surface with 6 very obscure longitudinal ridges; epichile somewhat undifferentiated with mesochile, semiorbicular, creamy yellow tinged with orange, ca. 1.5 ×
<quantity id="4201D596FFB1CF48FC42A485FBB2533B" box="[982,1048,1522,1547]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="138" unit="mm" value="3.0">3 mm</quantity>
, with 2 prominent, ca.
<quantity id="4201D596FFB1CF48FA83A485FAC7533B" box="[1303,1389,1522,1547]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="138" unit="mm" value="0.8">0.8 mm</quantity>
long, greenish brown keels.
<emphasis id="B78DA461FFB1CF48FE1DA761FE48531F" box="[393,482,1558,1583]" italics="true" pageId="1" pageNumber="138">Column</emphasis>
semicylindrical, white, ca. 6 ×
<quantity id="4201D596FFB1CF48FCDFA761FC0F531F" box="[843,933,1558,1583]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="1" pageNumber="138" unit="mm" value="2.5">2.5 mm</quantity>
, ventrally canaliculate; column-foot short but well developed; column wings prominent, yellowish brown, with long narrow tips superior to anther; rostellum well developed, membranous; stigma basal, shield-shaped; anther ovate-hemispheric, ca.
<quantity id="4201D596FFB1CF48FBD5A729FB295347" box="[1089,1155,1630,1655]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="138" unit="mm" value="1.0">1 mm</quantity>
long and wide; pollinia 2, white, sectile; viscidium minute.
<emphasis id="B78DA461FFB1CF48FE6BA7F5FDF153AB" box="[511,603,1666,1691]" italics="true" pageId="1" pageNumber="138">Capsule</emphasis>
erect, ellipsoid, pale reddish brown,
<quantity id="4201D596FFB1CF48FC6BA7F5FBD353AB" box="[1023,1145,1666,1691]" metricMagnitude="-2" metricUnit="m" metricValue="2.15" metricValueMax="2.5" metricValueMin="1.8" pageId="1" pageNumber="138" unit="mm" value="21.5" valueMax="25.0" valueMin="18.0">1825 mm</quantity>
long,
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in diameter, verruculose; fruiting pedicel elongate after pollinated, up to
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long.
<emphasis id="B78DA461FFB1CF48FC46A7D1FBB8538F" box="[978,1042,1702,1727]" italics="true" pageId="1" pageNumber="138">Seeds</emphasis>
fusiform, ca.
<quantity id="4201D596FFB1CF48FB3AA7D1FB45538F" box="[1198,1263,1702,1727]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="138" unit="mm" value="2.0">2 mm</quantity>
long.
</paragraph>
</subSubSection>
<subSubSection id="CDE32BF8FFB1CF48FF29A7BDFE285D33" pageId="1" pageNumber="138" type="distribution">
<paragraph id="85467873FFB1CF48FF29A7BDFE43521B" blockId="1.[136,1452,1018,2087]" pageId="1" pageNumber="138">
<emphasis id="B78DA461FFB1CF48FF29A7BDFDA553D3" bold="true" box="[189,527,1738,1763]" pageId="1" pageNumber="138">Distribution and habitat:—</emphasis>
<taxonomicName id="42F903F0FFB1CF48FD9BA7BDFCAD53D3" authorityName="T. C. Hsu" authorityYear="2016" box="[527,775,1738,1763]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB1CF48FD9BA7BDFCAD53D3" box="[527,775,1738,1763]" italics="true" pageId="1" pageNumber="138">Gastrodia isabelensis</emphasis>
</taxonomicName>
is endemic to the
<collectingCountry id="FDEE38E3FFB1CF48FC7FA7BDFB0553D3" box="[1003,1199,1738,1763]" name="Solomon Islands" pageId="1" pageNumber="138">Solomon Islands</collectingCountry>
. So far only a single population is found in Santa
<collectingRegion id="473DB691FFB1CF48FE5BA799FDB85237" box="[463,530,1774,1799]" country="Solomon Islands" name="Isabel" pageId="1" pageNumber="138">Isabel</collectingRegion>
Island of
<collectingRegion id="473DB691FFB1CF48FD11A799FC9C5237" box="[645,822,1774,1799]" country="Solomon Islands" name="Isabel" pageId="1" pageNumber="138">Isabel Province</collectingRegion>
, where this species grows among deep leaf litter in rain forests at
<quantity id="4201D596FFB1CF48FF61A665FEDE521B" box="[245,372,1810,1835]" metricMagnitude="2" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="1" pageNumber="138" unit="m" value="700.0" valueMax="800.0" valueMin="600.0">600800 m</quantity>
elevation.
</paragraph>
<paragraph id="85467873FFB1CF48FF29A641FB7C527F" blockId="1.[136,1452,1018,2087]" box="[189,1238,1846,1871]" pageId="1" pageNumber="138">
<emphasis id="B78DA461FFB1CF48FF29A641FEF5527F" bold="true" box="[189,351,1846,1871]" pageId="1" pageNumber="138">Phenology:—</emphasis>
<taxonomicName id="42F903F0FFB1CF48FECBA641FDF8527F" authorityName="T. C. Hsu" authorityYear="2016" box="[351,594,1846,1871]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB1CF48FECBA641FDF8527F" box="[351,594,1846,1871]" italics="true" pageId="1" pageNumber="138">Gastrodia isabelensis</emphasis>
</taxonomicName>
flowers from June to July and fruits from July to August.
</paragraph>
<paragraph id="85467873FFB1CF48FF29A62DFE285D33" blockId="1.[136,1452,1018,2087]" pageId="1" pageNumber="138">
<emphasis id="B78DA461FFB1CF48FF29A62DFE295243" bold="true" box="[189,387,1882,1907]" pageId="1" pageNumber="138">Conservation:—</emphasis>
Only a single wild population with 5 mature individuals (2 flowering and 3 fruiting) of
<taxonomicName id="42F903F0FFB1CF48FAAFA62DFEA952A7" authorityName="T. C. Hsu" authorityYear="2016" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB1CF48FAAFA62DFEA952A7" italics="true" pageId="1" pageNumber="138">Gastrodia isabelensis</emphasis>
</taxonomicName>
are so far observed. Considering the fact that most mountainous areas in the Santa
<collectingRegion id="473DB691FFB1CF48FB4FA609FAB452A7" box="[1243,1310,1918,1943]" country="Solomon Islands" name="Isabel" pageId="1" pageNumber="138">Isabel</collectingRegion>
Island have not been thoroughly investigated and the wild population of such mycoheterotrophic plants are generally difficultly discovered,
<taxonomicName id="42F903F0FFB1CF48FE9BA6B1FE0652EF" authorityName="T. C. Hsu" authorityYear="2016" box="[271,428,1990,2015]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB1CF48FE9BA6B1FE0652EF" box="[271,428,1990,2015]" italics="true" pageId="1" pageNumber="138">G. isabelensis</emphasis>
</taxonomicName>
is tentatively evaluated as “Data Deficient” according to the IUCN Red List Categories and Criteria (
<bibRefCitation id="E1680582FFB1CF48FF78A69DFEDC5D33" author="IUCN" box="[236,374,2026,2051]" pageId="1" pageNumber="138" refId="ref5149" refString="IUCN (2012) IUCN Red List Categories and Criteria. Version 3.1. Second edition. Gland, Switzerland and Cambridge, IUCN, UK. Available from: www. iucnredlist. org / technical-documents / categories-and-criteria (accessed 28 April 2016)" type="book" year="2012">IUCN 2012</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="CDE32BF8FFB1CF4DFF29A979FD755479" lastPageId="4" lastPageNumber="141" pageId="1" pageNumber="138" type="etymology">
<paragraph id="85467873FFB1CF48FF29A979FB305D17" blockId="1.[136,1452,1018,2087]" box="[189,1178,2062,2087]" pageId="1" pageNumber="138">
<emphasis id="B78DA461FFB1CF48FF29A979FECE5D17" bold="true" box="[189,356,2062,2087]" pageId="1" pageNumber="138">Etymology:—</emphasis>
<taxonomicName id="42F903F0FFB1CF48FEF0A979FDFC5D17" authorityName="T. C. Hsu" authorityYear="2016" box="[356,598,2062,2087]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="138" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB1CF48FEF0A979FDFC5D17" box="[356,598,2062,2087]" italics="true" pageId="1" pageNumber="138">Gastrodia isabelensis</emphasis>
</taxonomicName>
is named from its
<typeStatus id="5A42C6D1FFB1CF48FCB3A979FCFD5D17" box="[807,855,2062,2087]" pageId="1" pageNumber="138">type</typeStatus>
locality, Santa
<collectingRegion id="473DB691FFB1CF48FB90A979FBED5D17" box="[1028,1095,2062,2087]" country="Solomon Islands" name="Isabel" pageId="1" pageNumber="138">Isabel</collectingRegion>
Island.
</paragraph>
<caption id="D18628FBFFB2CF4BFF1CA6FFFF565D39" ID-DOI="http://doi.org/10.5281/zenodo.13662613" ID-Zenodo-Dep="13662613" httpUri="https://zenodo.org/record/13662613/files/figure.png" pageId="2" pageNumber="139" startId="2.[136,229,1928,1949]" targetBox="[151,1436,190,1903]" targetPageId="2" targetType="figure">
<paragraph id="85467873FFB2CF4BFF1CA6FFFF565D39" blockId="2.[136,1452,1928,2057]" pageId="2" pageNumber="139">
<emphasis id="B78DA461FFB2CF4BFF1CA6FFFF5552AD" bold="true" box="[136,255,1928,1949]" pageId="2" pageNumber="139">FIGURE 1.</emphasis>
<taxonomicName id="42F903F0FFB2CF4BFE92A6FFFD8452AD" authority="T. C. Hsu" authorityName="T. C. Hsu" authorityYear="2016" box="[262,558,1928,1949]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="2" pageNumber="139" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB2CF4BFE92A6FFFE7D52AD" box="[262,471,1928,1949]" italics="true" pageId="2" pageNumber="139">Gastrodia isabelensis</emphasis>
T.C.Hsu
</taxonomicName>
(A &amp; K based on
<emphasis id="B78DA461FFB2CF4BFD70A6FFFCFF52AD" box="[740,853,1928,1949]" italics="true" pageId="2" pageNumber="139">SITW05462</emphasis>
; BJ based on
<emphasis id="B78DA461FFB2CF4BFC79A6FFFBF452AD" box="[1005,1118,1928,1949]" italics="true" pageId="2" pageNumber="139">SITW05535</emphasis>
). A. Habitat and fruiting habit. B. Flowering habit. C. Rhizome and roots. DG. Flower (D, top view; E, side view; F, bottom view; G, front view). H. Expanded perianth tube, abaxial view. IJ. Lip (I, top view; J, oblique side view). K. Capsule. Scale bars: AH = 1 cm; IJ = 1 mm; K = 5 mm. Photographs by T.C.Hsu.
</paragraph>
</caption>
<caption id="D18628FBFFB3CF4AFF1CA6D6FD5452CE" ID-DOI="http://doi.org/10.5281/zenodo.13662617" ID-Zenodo-Dep="13662617" httpUri="https://zenodo.org/record/13662617/files/figure.png" pageId="3" pageNumber="140" startId="3.[136,229,1953,1974]" targetBox="[233,1427,190,1905]" targetPageId="3" targetType="figure">
<paragraph id="85467873FFB3CF4AFF1CA6D6FD5452CE" blockId="3.[136,1452,1953,2046]" pageId="3" pageNumber="140">
<emphasis id="B78DA461FFB3CF4AFF1CA6D6FEAA5286" bold="true" box="[136,256,1953,1974]" pageId="3" pageNumber="140">FIGURE 2.</emphasis>
<taxonomicName id="42F903F0FFB3CF4AFE93A6D6FD9B5286" authority="T. C. Hsu" authorityName="T. C. Hsu" authorityYear="2016" box="[263,561,1953,1974]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="140" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB3CF4AFE93A6D6FE735286" box="[263,473,1953,1974]" italics="true" pageId="3" pageNumber="140">Gastrodia isabelensis</emphasis>
T.C.Hsu
</taxonomicName>
(based on
<emphasis id="B78DA461FFB3CF4AFD0BA6D6FCBA5286" box="[671,784,1953,1974]" italics="true" pageId="3" pageNumber="140">SITW05535</emphasis>
). A. Habit. BE. Flower (B, top view; C, side view; D, front view; E, bottom view). F. Expanded perianth tube, abaxial view. GH. Lip (G, top view; H, oblique side view). I. Column, bottom view. JK. Anther cap (J, top view; K, bottom view). Illustrated by C.W.Lin.
</paragraph>
</caption>
<paragraph id="85467873FFB4CF4DFF29A1D7FCE555ED" blockId="4.[136,1452,160,329]" pageId="4" pageNumber="141">
<emphasis id="B78DA461FFB4CF4DFF29A1D7FDF75589" bold="true" box="[189,605,160,185]" pageId="4" pageNumber="141">Additional specimens examined:—</emphasis>
<collectingCountry id="FDEE38E3FFB4CF4DFDC9A1D7FCC35589" box="[605,873,160,185]" name="Solomon Islands" pageId="4" pageNumber="141">SOLOMON ISLANDS</collectingCountry>
.
<collectingRegion id="473DB691FFB4CF4DFCE0A1D7FC115589" box="[884,955,160,185]" country="Solomon Islands" name="Isabel" pageId="4" pageNumber="141">Isabel</collectingRegion>
: Santa
<collectingRegion id="473DB691FFB4CF4DFB9FA1D7FBE45589" box="[1035,1102,160,185]" country="Solomon Islands" name="Isabel" pageId="4" pageNumber="141">Isabel</collectingRegion>
Island, Mt. Kobinitu,
<quantity id="4201D596FFB4CF4DFADDA1D7FF0A55ED" metricMagnitude="2" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="4" pageNumber="141" unit="m" value="700.0" valueMax="800.0" valueMin="600.0">600800 m</quantity>
,
<date id="F1475EB3FFB4CF4DFF38A1B3FEEA55ED" box="[172,320,196,221]" pageId="4" pageNumber="141" value="2014-07-16">16 July 2014</date>
,
<emphasis id="B78DA461FFB4CF4DFEDFA1B3FDEB55ED" box="[331,577,196,221]" italics="true" pageId="4" pageNumber="141">Hsu et al. SITW05462</emphasis>
(BSIP!, TAIF!, TNM!).
</paragraph>
<paragraph id="85467873FFB4CF4DFF29A19FFD755479" blockId="4.[136,1452,160,329]" pageId="4" pageNumber="141">
<emphasis id="B78DA461FFB4CF4DFF29A19FFE7B5431" bold="true" box="[189,465,232,257]" pageId="4" pageNumber="141">Taxonomic remarks:—</emphasis>
<taxonomicName id="42F903F0FFB4CF4DFE45A19FFD695431" authorityName="T. C. Hsu" authorityYear="2016" box="[465,707,232,257]" class="Liliopsida" family="Orchidaceae" genus="Gastrodia" kingdom="Plantae" order="Asparagales" pageId="4" pageNumber="141" phylum="Tracheophyta" rank="species" species="isabelensis">
<emphasis id="B78DA461FFB4CF4DFE45A19FFD695431" box="[465,707,232,257]" italics="true" pageId="4" pageNumber="141">Gastrodia isabelensis</emphasis>
</taxonomicName>
is characterized by its
<quantity id="4201D596FFB4CF4DFC56A19FFB9B5431" box="[962,1073,232,257]" metricMagnitude="-1" metricUnit="m" metricValue="1.3" metricValueMax="1.6" metricValueMin="1.0" pageId="4" pageNumber="141" unit="cm" value="13.0" valueMax="16.0" valueMin="10.0">1016 cm</quantity>
long inflorescence, broadly ovate to semiorbicular sepal lobes, ovate-orbicular petal lobes and lips with mauve basal calli, semiorbicular epichiles and greenish brown, very elevated and sharp apical keels.
</paragraph>
</subSubSection>
</treatment>
</document>