fix #764

index.html

@@ -7649,7 +7649,7 @@ <h5>Presentational Roles Conflict Resolution</h5>
 		<div class="role" id="tree">
 			<rdef>tree</rdef>
 			<div class="role-description">
-				<p>A type of <rref>list</rref> that may contain sub-level nested groups that can be collapsed and expanded.</p>
+				<p>A type of <rref>select</rref> that may contain sub-level nested groups that can be collapsed and expanded.</p>
 				<p>To be <a>keyboard accessible</a>, authors SHOULD manage focus of descendants for all instances of this <a>role</a>, as described in <a href="#managingfocus">Managing Focus</a>.</p>
 				<p>Elements with the role <code>tree</code> have an implicit <pref>aria-orientation</pref> value of <code>vertical</code>.</p>
 			</div>