>
      <th>ymin</th>
      <td><p>y location giving minimum vertical location of silhouette</p></td>
    </tr>
    <tr>
      <th>ymax</th>
      <td><p>y location giving maximum vertical location of silhouette</p></td>
    </tr>
    <tr>
      <th>scaled</th>
      <td><p>logical parameter. If TRUE, location parameters
(xmin, xmax, ymin, ymax) should range between 0 and 1.
If FALSE, location parameters should be provided according to the values on
the plot axes.</p></td>
    </tr>
    <tr>
      <th>xlim,