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<span style="font-size: 11pt; color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; line-height: normal;">Ken A Thompson & Steven G Newsmaster, Biodiversity and Conservation, October 27, 2021</span><span style="font-size: 11pt; color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; line-height: normal;"> </span><br>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">Retraction summary:</span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">The Editor-in-Chief has retracted this article at the request of the corresponding author. Concerns were raised regarding the data sources and reproducibility. Post-publication
review of the article confirmed concerns with the data availability, and the validity of the data included in the article could not be confirmed, specifically:</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">*The authors have been unable to present a list of species analyzed, locality details, voucher specimens and GenBank accession numbers of ITS and rbcl genes of more than
200 samples studied.</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">*It appears that sequences were neither uploaded to Genbank nor to the BOLD system at the time of the study. It does appear that sequences related to this article have
been uploaded to Genbank in September 2020, but as this happened six years after publication and no voucher information is presented in the article, post-publication review was unable to confirm whether these sequences were indeed derived from the research
described in this article.</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">*The article does not appear to provide barcoding gaps between inter-specific and intra-specific divergences among the studied material, thus the claim regarding the
use of these data as a suitable barcode could be considered questionable.</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">These findings were in agreement with the corresponding author Dr. Ken A. Thompsons’s concerns. The Editor-in-Chief therefore no longer has confidence in the validity
of the data reported in this article.</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; color:rgb(0,0,0); line-height:normal">Author
Ken A. Thompson agrees to this retraction.</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; color:rgb(0,0,0); line-height:normal">Author
Steven G. Newmaster has not responded to any correspondence from the Editor or publisher about this retraction.</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">Link to retraction: https://link.springer.com/article/10.1007%2Fs10531-021-02316-2</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">Link to original article:
</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">https://link.springer.com/article/10.1007/s10531-014-0672-z</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal"> </span></p>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt"><span style="background-color:rgb(255, 255, 255);display:inline !important">News of this retraction was shared by the American Botanical Council and the American Herbal Products Association.</span><br>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt">ABC: </span>
<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt">https://www.herbalgram.org/resources/herbalegram/volumes/volume-10/number-11-november/review-and-critique-of-dna-barcoding-article/review-and-critique-of-dna-barcoding-article/?i=HrC6BiccdZECu3fXvf0_eQ</span></div>
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<span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">AHPA:
</span><span style="font-family:Calibri,Helvetica,sans-serif; font-size:11pt; line-height:normal">https://www.ahpa.org/News/LatestNews/TabId/96/ArtMID/1179/ArticleID/1741/2014-DNA-article-by-Thompson-and-Newmaster-retracted.aspx</span><br>
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