甘蓝型油菜与荠菜属间杂交新品系ＹＤ１６的根、茎和叶的外部形态似母本美国油菜．但分枝部位较低、茎秆较矮、成熟期早等性状偏向父本荠菜。ＹＤ１６根、茎、叶大多数解剖结构特征介于双亲之间，少数性状如根中韧皮部和木质部所占的比例偏向母本，花粉粒大、叶片厚度小、叶片绿色浅等属超亲性状。 Brassica napus and Capsella intercross hybrid new line YD16 roots, stems and leaves of the external shape resembles the female rape. But lower branches, shorter stalks, early maturity and other characters tend to the heron Capsella pursee. The majority of anatomical structures of roots, stems and leaves of YD16 were between parents. The minor traits such as phloem and xylem in the root tended to be female parents with large pollen grains, small leaf thickness and shallow green leaves.