+ <li><strong>Sequence Feature Similarity</strong><br>Trees
+ are constructed from a distance matrix formed from the normalised
+ hamming distance between the sequence features observed in each column of
+ the alignment.<br> <br>Distances are computed based on
+ the currently displayed feature types. Sequences with similar
+ distributions of features of the same type will be grouped
+ together in trees computed with this metric.</li>
+ </ul>