span><span class="fl">2002</span> <span class="op">&amp;</span> <span class="va">species</span><span class="op">==</span><span class="st">"Suwanee"</span><span class="op">)</span>,col<span class="op">=</span><span class="st">"red"</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/legend.html" class="external-link">legend</a></span><span class="op">(</span><span class="st">"topright"</span>,legend<span class="op">=</span><span class="f