1、 Different leaves

The leaf shape of Lingxiao flower is ovate to ovate lanceolate, with obvious coarse sawtooth at the edge, with a length of about 3-6 cm

According to different types of morning glory, the shape of its leaves will also change. There are long and narrow shapes, and the rest also have many other shapes. Its length is about 4-15cm, and its width is about 4.5-14cm. Its base is round, and the edge of its leaves is relatively smooth without sawtooth

2、 Different flowers

The flowers of the former have obvious parting, and the lobes are lanceolate, about 1.5 cm long. The flowers are bright red inside and orange yellow outside

The petals of the latter are not divided, and the flower color is generally blue purple or purplish red, with great difference

3、 Different plant types

The former is a deciduous climbing vine, belonging to the family Bignoniaceae and the genus Lingxiao. It can grow up year by year. Therefore, the plant type is relatively high, can climb and grow, and can live for many years

The latter is an annual herb, belonging to Convolvulaceae and Petunia. It needs to be sown once a year, and the natural plant type is relatively small