e facet variable variable is reversed. Defaults to FALSE.</p></dd>


<dt>facet_scales</dt>
<dd><p>Whether facet_scales should be "fixed" across facets, "free" in both directions, or free in just one direction (i.e. "free_x" or "free_y"). Defaults to "fixed".</p></dd>


<dt>caption</dt>
<dd><p>Caption title string.</p></dd>


<dt>caption_wrap</dt>
<dd><p>Number of characters to wrap the caption to. Defaults to 80.</p></dd>


<dt>theme</dt>
<dd><p>A ggplot2 theme.</p></dd>


<dt>model_bw</dt>
<dd><p>The bw ar