alculating richness. Can be: "day" or "year"</p></dd>
<dt>observation</dt>
<dd><p>(tbl_df, tbl, data.frame) DEPRECATED: Use <code>data</code> instead.</p></dd>
<dt>alpha</dt>
<dd><p>(numeric) Alpha-transparency scale of data points. Useful when many data points overlap. Allowed values are between 0 and 1, where 1 is 100% opaque. Default is 1.</p></dd>
</dl></div>
    <div id="value">
    <h2>Value</h2>
    <p>(gg, ggplot) A gg, ggplot object if assigned to a variable, otherwise a plot to your active graphic