When will the wild thorn pear ripen? What are the effects and functions of Rosa roxburghii roots?

Wild Rosa roxburghii is a deciduous shrub plant of Rosaceae, alias silk reeling flower, Tricholoma roxburghii, Rosa roxburghii and so on. Rosa roxburghii has high nutritional value and medicinal value, and the content of vitamin C in its pulp ranks first among all kinds of fruits. When will Rosa roxburghii mature? What are the effects and functions of Rosa roxburghii roots?

When will the wild thorn pear mature?

Wild Rosa roxburghii roxburghii generally matures in July and August. Rosa roxburghii flowers bloom from March to April and begin to bloom from late April to early May. The flowering period is about one month. After June, some flowers still bloom sporadically. The unconcentrated flowering period of Rosa roxburghii Tratt is related to the characteristics of flower bud differentiation of Rosa roxburghii Tratt, which leads to the postponement of the ripening period of some fruits, which is not conducive to the unified harvest of fruits.

Second, the efficacy and function of Rosa roxburghii roots

[character identification] the root and rhizome are cylindrical in shape, 15-30-50cm in length and 0.5-2cm or thicker in diameter. The surface is brown, with fine longitudinal lines and lateral root scars, and a few fine whisker roots remain. The skin is thin and easy to peel off, and the surface of the skin is brownish red. The quality is hard, not easy to break, the cross section is fibrous, and the wood shows a radial texture of light reddish brown and yellow and white. The breath is slightly astringent.

[microscopic identification] Cross section of the rhizome: the number of cork cells, the outer cortex, and some 1-2 rows of cork cambium and inner layer cells with single or several bundles of fibers scattered inside. The infinitely tough vascular bundles are arranged in rings, and the phloem fiber bundles are arranged into intermittent 1-2 layers, woody or microlignified, and some fibrous sheath parenchyma cells contain calcium oxalate square crystals. The xylem ducts are scattered, surrounded by wood fibers and woody walls. X-ray cells are square or rectangular, 5-11-16 rows, and some cell grooves are obvious. The rings are clearly visible. The cell wall of the medulla is woody.

Pink is not characteristic: brownish yellow. ① phloem fibers are bundled or single scattered, the cell is narrow, 20-25 μ m in diameter, with grooves. ② crystal sheath fibers are rectangular or polygonal. The diameter of ③ wood fiber is about 18 μ m and the cell is narrow. Most of the ④ ducts are reticulated with a diameter of 50-80 μ m. ⑤ calcium oxalate crystals are square, short columnar or irregular.

[chemical composition] both roots and stems contain tannins. The root bark from Sichuan contains 19.75% tannin. It also contains vitamin B2, 4%; vitamin P, 2.8%.

Glycolic acid; flat; non-toxic

Spleen; stomach; liver; Kidney Channel

[functional indications] invigorate the stomach, relieve pain, astringent, and stop bleeding. The main epigastric distension is full of pain, toothache, sore throat, chronic cough, diarrhea, spermatorrhea, belly, leakage, hemorrhoids.