://dplyr.tidyverse.org/reference/group_by.html" class="external-link">group_by</a></span><span class="op">(</span><span class="va">Species</span><span class="op">)</span> <span class="op"><a href="pipe.html">%&gt;%</a></span> <span class="fu"><a href="comment.html">comment</a></span><span class="op">(</span>.tag<span class="op">=</span><span class="st">"step2"</span><span class="op">)</span> <span class="op"><a href="pipe.html">%&gt;%</a></span> <span class="fu">flowchart</span><span class="op">(</span><spa