README.md in closure_tree-7.3.0 vs README.md in closure_tree-7.4.0.rc1

@@ -335,10 +335,11 @@
 * ```Tag.leaves``` returns all leaf nodes
 * ```Tag.hash_tree``` returns an [ordered, nested hash](#nested-hashes) that can be depth-limited.
 * ```Tag.find_by_path(path, attributes)``` returns the node whose name path is ```path```. See (#find_or_create_by_path).
 * ```Tag.find_or_create_by_path(path, attributes)``` returns the node whose name path is ```path```, and will create the node if it doesn't exist already.See (#find_or_create_by_path).
 * ```Tag.find_all_by_generation(generation_level)``` returns the descendant nodes who are ```generation_level``` away from a root. ```Tag.find_all_by_generation(0)``` is equivalent to ```Tag.roots```.
-* ```Tag.with_ancestor(ancestors)``` scopes to all descendants whose ancestor is in the given list.
+* ```Tag.with_ancestor(ancestors)``` scopes to all descendants whose ancestors(s) is/are in the given list.
+* ```Tag.with_descendant(ancestors)``` scopes to all ancestors whose descendant(s) is/are in the given list.
 * ```Tag.lowest_common_ancestor(descendants)``` finds the lowest common ancestor of the descendants.
 ### Instance methods
 
 * ```tag.root``` returns the root for this node
 * ```tag.root?``` returns true if this is a root node