leg.cex</dt>
<dd><p>numeric, indicating the character expansion factor for the legend, *relative* to current <code>par("cex")</code>. Default value = 1</p></dd>

  <dt>leg.pos</dt>
<dd><p>keyword to be used to position the legend. One of the list ‘"bottomright", "bottom", "bottomleft", "left", "topleft", "top", "topright", "right", "center"’. This places the legend on the inside of the plot frame at the given location. See <code><a href="https://rdrr.io/r/graphics/legend.html" class="external-link">lege