Georg Dionysius Ehret ( 1710 - 1770 ) was a German painter. Georg Dionysius Ehret s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1033.35 USD for Staphylea pinnata (Bladder-nut), in 2004 to 20135.06 USD for A Blue Auricula (Auricula Fille Amoureuse) in 2013 , based on the size and medium of the artwork.