Idaho Code § 5-204: Action arising out of claim to title or rents or profits.

No cause of action, or defense to an action, arising out of the title to real property, or to rents or profits out of the same, can be effectual unless it appears that the person prosecuting the action, or making the defense, or under whose title the action is prosecuted or the defense is made, or the ancestor, predecessor or grantor, of such person, was seized or possessed of the premises in question within twenty (20) years before the commencement of the act in respect to which such action is prosecuted or defense made.