# File lib/symetrie_com/acts_as_better_nested_set.rb, line 656
        def leaves(scope = {})
          self.class.find_in_nested_set(:all, 
            { :conditions => "#{scope_condition} AND (#{prefixed_left_col_name} BETWEEN #{self[left_col_name]} AND #{self[right_col_name]}) AND #{prefixed_left_col_name} + 1 = #{prefixed_right_col_name}", :order => "#{prefixed_left_col_name}" }, scope)
        end