==== Sort ====
- 0: orthologies
- 1: orthologies > super orthologies
- 2: super orthologies > orthologies
+ * 0: orthologies
+ * 1: orthologies > super orthologies
+ * 2: super orthologies > orthologies
-==== Gene tree ====
-Must be in phyloXM format, with taxonomy and sequence data in appropriate fields ([http://forester.googlecode.com/files/wnt_gene_tree.xml example]).
+==== Gene trees ====
+The gene trees ideally are in phyloXML, but can also be in New Hamphshire (Newick) or Nexus format as long as species information can be extracted from the gene names
+ (e.g. "HUMAN" from "BCL2_HUMAN").
==== Species tree ====
-Must be in phyloXML format unless option -q is used ([http://forester.googlecode.com/files/species.xml example]).
+Must be in phyloXML format ([http://forester.googlecode.com/files/species.xml example]).
=== Output ===