The following is a kind of wild fruit on the mountain that I ate when I was a child. What is its scientific name? Thank you. Harmful and beneficial. Tell me.

Echinochloa hirsuta of Melastomataceae

Chemical constituents The leaves of this product contain flavonoids and sugars. The whole plant contains flavonoid glycosides, phenols, amino acids and sugars [1]. Medicinal value: pungent, slightly warm. Efficacy: astringe and stop bleeding, promote digestion and stop dysentery, cool blood and reduce swelling. Astringent medicine; Function and indications of hemostatic drugs: ① List of medicinal plants in Guangxi: "Root: treating scab, snake wound and trauma; Leaves: cool blood, reduce swelling, stop bleeding, stop pain and promote granulation. " ② Handbook of Common Chinese Herbal Medicines in Guangjun: "astringe to stop bleeding, promote digestion and stop dysentery. Root: control diarrhea, bloody stool and menorrhagia in women. Leaf: used for traumatic bleeding. " Medicinal whole grass can be harvested all year round. Roots, washed and sliced, and dried for later use; Leaves, dried and ground for use. Oral administration and dosage: decocted, 1 ~ 3. External use: grinding powder. Economic value 1, bark contains tannin and can be used as medicine; 2. Fine wood grain, which can be used as toy material; 3, the flowers are big and gorgeous, which can be used as garden potted plants for viewing; 4. Mature fruit is sweet and delicious, which can not only be eaten raw, but also be used to make wine. Folk prescription 1, treatment of menorrhagia: whole grass 15-30g, decoction. 2. Treatment of traumatic bleeding: Take appropriate amount of fresh leaves of Echinacea crassipes, mash them for external application, or smear them with dry leaf grinding powder.