The Common traits of other seven cultivars were overlength sphere Oprelate spheroid shape.There were 3-colporate, striped sculptillc and bores on surface.

• 其余7个品种花粉粒的共同特征为，超长球形或长球形，萌发孔沟均为3拟孔沟，表现具条纹状纹饰和穿孔。