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1·Antheral exceed corollaceous lobation.

花药超出花冠裂片。

2·The flower has short canister, corollaceous 2 lips, lobation is unequal, diversity of design and color, have white, purple, lilac or pink.

花有短筒，花冠2唇，裂片不相等，花色多样，有白色。紫色。淡紫色或粉色。

3·In long shoot, the leaf width, leaf length, leaf area, petiole length and basal Angle decreased, but the leaf index and the ratio of lobation increased as its arrangement increased.

一年生长枝叶片的叶宽、叶长、叶面积、叶柄长、叶基角均随叶序的增加逐渐减小，叶形指数和有缺刻叶的比例则增加。