To be exact, there is only one species, which belongs to perennial herbs. In summer, white or red flowers bloom, and in autumn, the fruit ripens and tastes sweeter. The whole plant of Cinnamomum camphora can be used as medicine with high medicinal value. It has the effects of clearing away heat and toxic materials, cooling blood and reducing swelling, and can also treat many diseases.

First, there is only one kind of pear-headed grass.

1, Lithocarpus is unique in this world, so there is only one species. It belongs to perennial herbs and belongs to sweet potato genus of Violaceae. It mainly grows in mountain grass and stream forest margins, such as the central and western parts of China and coastal areas.

2. Pear-headed grass has white or reddish flowers in summer, and it is sweet and delicious when the fruit is ripe in autumn. Its taproot is short and thick, and its color is white. The leaves are oval, 2-6 cm long and 1-4 cm wide. The petiole is 2 ~ 8 cm long and the pedicel is 6 ~ 12 cm long.

Second, the medicinal value 1, the width of the plow grass can be used as medicine, and its taste is bitter and slightly pungent. Regular consumption can clear away heat and toxic materials, cool blood and reduce swelling. It can also treat carbuncle, furuncle and unknown swelling. Mash fresh pear-headed grass with a little sugar and apply it to the affected area once a day.

2. Besides, it can also treat various diseases, such as acute conjunctivitis, pharyngolaryngitis, acute icteric hepatitis, mastitis, carbuncle, suppurative osteomyelitis and snake bite. It can also be made into compound injection with Flos Chrysanthemi Indici and Fructus Forsythiae, and has certain curative effect on tonsillitis, pneumonia and pelvic inflammatory disease.