1、 Different shapes

Purple jasmine: its root looks thick and strong. Its shape is like a cone. Its color is black or dark brown. The stem is upright and cylindrical in shape, with no hair or sparsely fine pilose hair on it. Its leaf shape is oval, and there is no hair growth on both sides. In addition, its flowers often grow at the top in the form of several flowers, and the colors are purplish red, yellow, white or variegated. Excellent viewing

Evening primrose: it is a relatively weak shrub, with a lot of pubescence on the twigs. The color is yellow green, and the color of the old branches is grayish brown. The leaves are membranous and oval in shape. Its inflorescence is umbrella shaped, with 30 flowers on it. The color is usually white and accompanied by aroma

2、 Flowering time is different

The flowering time is different between them. Purple jasmine is usually in full bloom during the day. When the flowers bloom, it is also accompanied by aroma, which smells very good. However, just like its name, Noctiluca usually blooms at night. Although it also has fragrance during flowering, it can't be smelled much, because the aroma is toxic, while the aroma of purple jasmine is not toxic, so there is a great difference between them

3、 Different efficacy

Although both of them can be used as medicine, their effects are different

Purple jasmine: its roots and stems can be used for medicine. It has the functions of clearing heat and detoxification, promoting blood circulation and regulating menstruation. In addition, its seed white powder can also remove acne on the face. It is precisely because of these effects that they have been used to make a variety of drugs and treat different diseases

Nocturnal incense: its flowers are relatively fragrant. Although they are poisonous, they can be of high value if used as medicine. For example. If its flowers and leaves are made into medicine, it can clean our liver and protect our eyes. This is also a certain statement. In South China, local people use it to treat conjunctivitis, eye diseases and other diseases, and its effect is very good