131240 LONG-HEADED POPPY Papaver dubium (Papaveraceae) Height to 60cm. Annual of arable land and disturbed ground. FLOWERS are 3-7cm across with 4 papery, orange-red overlapping petals with no dark basal blotch; on stalks with adpressed hairs (Jun-Aug). FRUITS are narrow, elongated and hairless capsules. LEAVES are much divided into narrow segments. STATUS-Widespread and fairly common, including the N.