- order. In the case of trees and alignment orderings, Jalview will
- remember your last choice for sorting the alignment and only apply
- the inverse ordering if you select the same tree or alignment
- ordering item again.</p>
+ order. In both cases, for sequences which are equivalent under the sort
+ operation, their order will be preserved (since version 2.10). In
+ the case of trees and alignment orderings, Jalview will remember
+ your last choice for sorting the alignment and only apply the
+ inverse ordering if you select the same tree or alignment ordering
+ item again.</p>