Illustration of <i><a href="//commons.wikimedia.org/wiki/Acanthephippium_bicolor" class="mw-redirect" title="Acanthephippium bicolor">Acanthephippium bicolor</a></i> (Orig. <i>Acanthophippium bicolor</i>)
John Lindley (1799-1865)
1835
Edwards's botanical register vol. 20 plate 1730 (<a rel="nofollow" class="external free" href="http://www.botanicus.org/page/239939">http://www.botanicus.org/page/239939</a>)