Don't see anything that says a tee must be used in either rule.  A free kick IS a place kick.
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		| ART. 3 . . . A free kick is any legal kick which puts the ball in play to start a free-kick down. | 
	
 
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		| ART. 7 . . . A place kick is a legal kick made while the ball is in a fixed position on the ground or on a kicking tee. |