--- /dev/null
+package jalview.ext.treeviewer;
+
+/**
+ * Interface for associating the leaves of a loaded in (not calculated) tree to
+ * the alignment sequences in Jalview.
+ *
+ * @author kjvanderheide
+ *
+ *
+ */
+public interface ExternalLoadedTreeAssociationI
+{
+ public void associateLeavesToSequences();
+}