sentence: In contrast to Phytolaccaceae s.str ., some characters are distinctive , for example , a diffuse axial parenchyma in the stem [ 175 ] , sieve-element plastids [ 122 ] , flower morphology [ 176 ] , embryology [ 177 ] , a two-loculed capsule as fruit type with 1 – 2 seeds in each locule , and the presence of a seed aril [ 21 ] .