✵The TCM herbalism is also known as pharmaceutics of Traditional Chinese Medicine, or Chinese pharmaceutics, is the branch of health science dealing with the preparation, dispensing, and proper utilization of Chinese herbs. It is majorly composed of Introduction of Chinese Medicinals, Classification of Chinese Herbs, Formulas, and Patent medicines.
Classifications of Herbs:Yin Tonics,Herbs for Replenishing Yin.
Introduction: Yin Tonics,Herbs for Replenishing Yin: also known as Yin-tonifying herb, or Yin-nourishing herb, an agent or substance that tonifies the Yin of the heart, lung, stomach, liver, or kidney.
✵Till the date Oct 10th,2019, there are Totally  kinds of common TCM herbs,  kinds of related plant species, are recorded in this category. These Yin Tonics,Herbs for Replenishing Yin are briefly introduced separately:
Fructus Lingustri Lucidi(Glossy Privet Fruit).
Brief Introduction: The Herb Fructus Lingustri Lucidi is the dried ripe fruit of Ligustrum lucidum Ait.(family Oleaceae), used to replenish liver and kidney Yin, darken the hair and improve the eyesight for the treatment of early graying of the hair, dim eyesight, lumbago and low fever in cases of Yin deficiency. The herb is commonly known as Fructus Lingustri Lucidi, Glossy Privet Fruit, Nǚ Zhēn Zǐ.
✵Common official herbal classics and other famous herbal classics defined the herb Fructus Ligustri Lucidi(Nu Zhen Zi) as the fruit of the plant species (1). Ligustrum lucidum Ait. It is a plant of the Ligustrum Linn. Genus, the Oleaceae family of the Scrophulariales order. This commonly used species is introduced as:
(1).Ligustrum lucidum Ait.: The Ligustrum lucidum Ait., is a plant of the Oleaceae family and Ligustrum genus, it is commonly known as "Nǚ Zhēn", "broad-leaf privet, Chinese privet, glossy privet, tree privet or wax-leaf privet", evergreen shrubs or small trees, up to more than 10 meters. Bark gray to grayish brown, branches smooth, with lenticels. Leaves opposite, petiole 1~2 cm long, grooved above; leaf blade leathery, ovate to ovate-lanceolate, 5~14 cm long, 3.5~6 cm wide, apex acuminate to acute, base broadly cuneate, Whole, dark green above, shiny, below light green, densely covered with small transparent glands, the main vein is obvious.
Inflorescences terminal, 10~15 cm long, 8~17 cm in diameter; pedicel ca. 4 cm, or absent; bracts leaflike, linear-lanceolate, sessile, caducous, ovate; Flowers pedicel very short or few; calyx campanulate, ca. 1.5 mm, 4-lobed; corolla tube ca. as long as lobes, 4 lobes, ovate-rectangular, ca. 2 mm, white; 2 stamens, inserted in corolla tube laryngeal, filaments thin, extending outside corolla; pistil 1, ovary superior, spherical, 2-locule, styles terete, stigma shallowly 2-lobed.
Berries stone fruit, oblong, 6~12 mm long, green when young, blue and black when cooked. 1~2 seeds, long oval. It is flowering from June to July, fruiting from August to December.
Ecological environment:The Ligustrum lucidum Ait., grows in the mountains and is often planted in gardens, open forest or dense forest below 2,900 meters above sea level, it is also cultivated in courtyards or roadsides. Geographical distribution: This species mainly distributed in East China, South China, Southwest China, and Central China. It is mainly produced in Guangxi, Gansu, Jiangsu, Jiangxi, Sichuan, and other areas in the south of the Yangtze River. This species was native to the southern half of China and naturalized in many places: Argentina, Australia, Canary Islands, Chiapas, Italy, Lesotho, New Zealand, Norfolk Island, the southern United States(California, Arizona, Maryland, and the southeast from Texas to North Carolina), etc.
Trait identification:This herb is oval or kidney-shaped, 6~8.5 mm long, 3.5~5.5 mm in diameter. Surface black purple or gray black, wrinkled uneven, base fruiting pedicel or with persistent calyx and short pedicel. Body weight. Pericarp thin, medium pericarp softer, easy to peel, endocarp woody, yellowish brown, with longitudinal edges, seed usually 1 seed after breaking, reniform, purple black, oily. No odor, sweet taste, slightly bitter.