(1958)  Page(s) 206.  
 
But for the intervening Paeonia emodi and P. wittmanniana, Paeon would itself be fully disconnected between Southwestern China and the approaches of the Caucasus/Mediterranean.

(1958)  Page(s) 206.  
 
But for the intervening Paeonia emodi and P. wittmanniana, Paeon would itself be fully disconnected between Southwestern China and the approaches of the Caucasus/Mediterranean