The APG III system of 2009 , like the earlier APG II system of 2003 , left the Dilleniaceae unplaced as to order , while noting that the name Dilleniales was available .
Head entity: apg ii system Q156518 10 11 12
Tail entity: apg iii system Q156982 1 2 3
Relation (head \u2192 tail): P156
Inverse relation (tail \u2192 head): P155