<p>Illustration of: <br></p>
<dl><dd>I. <i><a href="//commons.wikimedia.org/wiki/Brachystele_dilatata" title="Brachystele dilatata">Brachystele dilatata</a></i>  (as syn. <i>Spiranthes ulaei</i>) <br></dd>
<dd>II. <i><a href="//commons.wikimedia.org/wiki/Brachystele_guayanensis" title="Brachystele guayanensis">Brachystele guayanensis</a></i>  (as syn. <i>Spiranthes guayanensis</i>, spelled by Cogniaux as <i>Spiranthes guyanensis</i>) <br></dd>
<dd>III. <i><a href="//commons.wikimedia.org/wiki/Sarcoglottis_schwackei" title="Sarcoglottis schwackei">Sarcoglottis schwackei</a></i> (as syn. <i>Spiranthes schwackei</i>)</dd></dl>
<a href="https://en.wikipedia.org/wiki/Alfred_Cogniaux" class="extiw" title="en:Alfred Cogniaux"><b>Alfred Cogniaux</b></a> (1841 - 1916)
1895
<p>von Martius, Eichler, Urban: <a href="//commons.wikimedia.org/wiki/Alfred_Cogniaux_-_Flora_Brasiliensis_vol._3_pt._4_-_Orchidaceae" title="Alfred Cogniaux - Flora Brasiliensis vol. 3 pt. 4 - Orchidaceae"><i><b>"Flora Brasiliensis"</b></i> vol. 3 pt. 4</a> tab. 47 <br></p>
(<a rel="nofollow" class="external free" href="http://www.botanicus.org/page/137035">http://www.botanicus.org/page/137035</a>)