Mucao is different from wormwood, and Qingming vegetables are also called wormwood.

1. Different growth forms

The whole plant of Qingmingcai has white downy hair. It is also called sage or swallow flower, catkin head, cold food, etc. It is a light yellow fragrant green annual or biennial herb. , 10 to 50cm high. The stems are erect, growing in clusters, unbranched or rarely branched, and densely covered with white wool. The leaves are alternate and have white hairs on both sides. Golden yellow in color, achenes oblong. The flowering period is from April to June, and the fruit ripening period is from August to September.

Mugwort is also called mugwort, mugwort, mugwort, moxibustion grass, mugwort, etc. Its stems, stems and leaves emit a strong aroma. The stem is gray-brown, and the leaves are thick and have gray-white pubescence. Achenes are oval or oblong. The flowering and fruiting period is from September to October.

2. Different medicinal values

Qingming vegetables can expand local blood vessels and have a certain therapeutic effect on ulcers and wounds caused by non-infectious causes. Regular consumption of Qingming vegetables can also lower blood pressure, treat gastrointestinal ulcers, eliminate phlegm, relieve cough, and analgesia.

The whole plant of mugwort can be used as medicine. It has the functions of removing dampness and dispersing cold, stopping bleeding and reducing inflammation, relieving asthma and cough, and anti-allergy. It is also commonly used among the people to treat pregnancy and maintain health.

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