--- a/doc/interpreter/plot.txi	Fri Apr 15 11:38:35 2011 +0200
+++ b/doc/interpreter/plot.txi	Sat Apr 16 10:39:54 2011 -0400
@@ -2390,7 +2390,11 @@
 may override the factory defaults.
 
 Although default values may be set for any object, they are set in
-parent objects and apply to child objects.  For example,
+parent objects and apply to child objects, of the specified object type.
+For example, seeting the default @code{color} property of @code{line}
+objects to "green", for the @code{root} object, will result in all
+@code{line} objects inheriting the @code{color} "green" as the default
+value.
 
 @example
 set (0, "defaultlinecolor", "green");