<p>Distribution: Russian Far East to S. Korea, Japan to Nansei-shoto (31 KHA PRM 36 CHM CHS 38 JAP KOR NNS)<br>
Lifeform: Hemicr. or rhizome geophyte
</p>
<ul><li><b><a href="https://en.wikipedia.org/wiki/en:Basionym" class="extiw" title="w:en:Basionym"><span title="scientific name on which another scientific name is based (ICNafp)">Basionym</span></a></b>
<ul><li><i>Serapias longifolia</i> <style data-mw-deduplicate="TemplateStyles:r369756387">.mw-parser-output .smallcaps{font-variant:small-caps}</style><span class="smallcaps">Thunb.</span>, Fl. Jap.: 28 (1784)</li></ul></li>
<li><b>Homotypic synonyms</b>
<ul><li><i>Epipactis longifolia</i>  <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Blume</span>, Coll. Orchid.: 185 (1859)</li>
<li><i>Limodorum thunbergii</i>  (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">A.Gray</span>) <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Kuntze</span>, Revis. Gen. Pl. 2: 671 (1891)</li>
<li><i>Helleborine thunbergii</i>  (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">A.Gray</span>) <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Druce</span>, Bull. Torrey Bot. Club 36: 547 (1909)</li>
<li><i>Amesia thunbergii</i>  (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">A.Gray</span>) <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">A.Nelson</span> &amp; <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">J.F.Macbr.</span>, Bot. Gaz. 56: 473 (1913)</li>
<li><i>Helleborine longifolia</i>  <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Soó</span>, Ann. Hist.-Nat. Mus. Natl. Hung. 26: 380 (1929)</li>
<li><i>Epipactis gigantea</i> var. <i>thunbergii</i>  (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">A.Gray</span>) <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">M.Hiroe</span>, Orchid Flowers 1: 63 (1971)</li>
<li><i>Arthrochilium thunbergii</i> (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">A.Gray</span>) <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Szlach.</span>, Die Orchidee (Hamburg) 54: 588 (2003)</li></ul></li>
<li><b>Heterotypic synonyms</b>
<ul><li><i>Epipactis gigantea</i> var. <i>manshurica</i>  <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Maxim.</span> ex <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Kom.</span>, Fl. Manshur. 1: 524 (1901)</li>
<li><i>Helleborine chinensis</i>  <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Soó</span>, Ann. Hist.-Nat. Mus. Natl. Hung. 26: 380 (1929)</li>
<li><i>Epipactis thunbergii</i> var. <i>manshurica</i>  (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Maxim. ex Kom.</span>) <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Tang</span> &amp; <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">F.T.Wang</span>, Acta Phytotax. Sin. 1: 67 (1951)</li>
<li><i>Epipactis thunbergii</i> f. <i>flava</i> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r369756387"><span class="smallcaps">Ohwi</span>, Fl. Jap., ed. rev.: 1438 (1965)</li></ul></li></ul>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/25064784@N00">sunoochi</a> from Sapporo, Hokkaido, Japan
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/snotch/48129299987/">[Ishikawa, Japan / 石川県] Epipactis thunbergii '加賀の緋 - Kaga no Hi' A.Gray in M.C.Perry, Exp. Jap. 2: 319 (1856)</a>