✵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:Herbs Tranquilizers.
Introduction: Herbs Tranquilizers: also known as tranquilizer or tranquilizing herbs, an agent or substance herbs that calms the mind and relieves mental tension.
✵Till the date Oct 10th,2019, there are Totally  kinds of common TCM herbs,  kinds of related plant species,  kinds of related fungus species,  kinds of related animal species,  kinds of related minerals, are recorded in this category. These Herbs Tranquilizers are briefly introduced separately:
Rhizoma Valerianae(Valerian Rhizome).
Brief Introduction: The Herb Rhizoma Valerianae is the dried rhizome of Valeriana officinalis L.(family Valerianaceae), used (1).as a tranquilizer for treating insomnia, and (2).to regulate the flow of Qi for relieving abdominal distension and pain. The herb is commonly known as Rhizoma Valerianae, Valerian Rhizome, Valerian Root, Xié Cǎo.
✵Common official herbal classics defined the herb Rhizoma Valerianae(Valerian Rhizome) as the dry root of species (1). Valeriana officinalis L., or (2). Valeriana amurensis Smir. Ex Kom. Other famous herbal classics defined the herb Rhizoma Valerianae(Valerian Rhizome) as the dry root of species (1). Valeriana officinalis L., or (2). Valeriana amurensis Smir. Ex Kom., or (3). Valeriana officinalis L.var.latifolia Miq. They are plants of the Valeriana Linn. Genus, the Valerianaceae family of the Rubiales order. These 3 commonly used species are introduced as:
(1).Valeriana officinalis L.: The Valeriana officinalis L., is commonly known as "Xié Cǎo", it is a plant of the Valerianaceae family and Valeriana genus (some other system classified the plant to the Caprifoliaceae family), perennial tall herbs, up to 1~1.5 meters. Rhizome rough head, fibrous roots, aroma. Stem hollow, coarse vertical edge, was long shag. Creeping branches, basal leaves, and basal leaves often wilt during flowering. Stem leaves opposite, ovate to broadly ovate, 2~9 pairs pinnately divided; central lobe and lobes on both sides of the same shape, but often with the first pair of lateral lobes into 3 cracks, lobes lanceolate shaped or bar-shaped, apex narrowed, the base of the Ting, all or there is anaglyph, both sides, and stem axis how much hair. Inflorescence terminal, into the umbrella properties to three parachutes panicles; bracts feather, 1~2 cm long; bracteoles strip, ca. 1 cm; calyx inner volume; corolla purplish-red or white, about 5 mm, upper slightly Broad, 5-lobed; 3 stamens, outside corolla; ovary below. Achenes long ovoid, ca. 4 mm, base nearly flat cut, top calyx many, feathery. Its flowering period is from May to July, fruiting from June to October.
Ecological environment: The Valeriana officinalis L. grows in an altitude of 2,500 meters hillside grass, forest, ditch edge. Geographical distribution: This species mainly distributed in China northeast to southwest provinces. This species is native to Europe and parts of Asia, has been introduced into North America.
Trait identification: Valerian root is kind of cylinder, coarser short, 0.5~2 cm long, 0.4~1.5 cm in diameter, surface with yellow-brown to brown, rough, petiole residues, top of stem base, hollow, some roots have branch, far nodes have stem base residues, internodes 1~2 cm long, roots and bottom cluster around the finest root, slender, at the end surface of yellow to brown, with longitudinal wrinkles. Quality slightly tough, cross-section around the yellow-brown or brown, the core part is yellow-white. Has the peculiar odor, the dry root odor stronger. Slightly spicy, then slightly bitter, and a cool feeling. The herb which root head thick and strong, long root, the surface is yellow and brown, the strong smell is better.
(2).Valeriana amurensis Smir. Ex Kom.: The Valeriana amurensis Smir. Ex Kom., is commonly known as "Hēi Shuǐ Xié Cǎo", literally "Hēi Shuǐ Xié Cǎo" means "Black Water Valeriana", it is a plant of the Valerianaceae family and Valeriana genus (some other system classified the plant to the Caprifoliaceae family), it is also known as "Black Water Valeriana", perennial herb, up to 1.5 meters. Rhizome slender hairy, irregular lumps. The upper part of the stem with trichomes. Leaves opposite, odd-pinnately divided, 15~20 cm long; basal petiole about 20 cm, stems petiole up gradually short to sessile, with rough hair; basal 1-2 pairs of leaflets smaller, the largest central lobes, Broadly ovate, often connate with or obscurely to leaflets of upper first, apex obtuse, base cuneate or broadly cuneate; margin coarsely toothed. Pedicels are pomelo glandular hairs and coarse hairs; bracts pinnately divided, 2 cm long; bracteoles all-branched to striate, 1 cm long, glandular-hairy; calyx inside curly; corolla pale Red, funnel-shaped, 3~5 mm long; 5-lobed; 3 stamens; Achene narrow triangular oval, about 3 mm, apex hairy persistent calyx. Flowering from June to July, the fruiting period from July to August.
Ecological environment: The Valeriana amurensis Smir. Ex Kom. grows in hillside meadow or larch and birch forest. Geographical distribution: This species mainly distributed in China provinces northeast Heilongjiang, Jilin, and Liaoning. And it also spread and grow in other areas.
Trait identification: the rhizome and leaves capitate, 0.3~1.4 cm long, 0.3~1 cm in diameter, brownish-yellow on the surface, residual brownish-yellow on the top of the stem and petiole residue, and most of the fine roots. Quality solid, not easy to break, there are gaps in the cross-section. With a special odor, slightly bitter taste.
(3).Valeriana officinalis L.var.latifolia Miq.: The Valeriana officinalis L.var.latifolia Miq. the Valerianaceae family and Valeriana genus (some other system classified the plant to the Caprifoliaceae family), it is also known as "Kuān Yè Xié Cǎo", literally "Kuān Yè Xié Cǎo" means "Broad Leaf Valeriana", it is a varietas of the Valeriana officinalis L., the difference is that the leaf lobes wider, larger in the middle lobes, lobes serrated wide oval, lobes less than the number of valerian, usually 5~7. The flowering and fruiting period is the same as the Valeriana officinalis L.
Ecological environment: The Valeriana amurensis Smir. Ex Kom. grows in forest or ditch side area under 1,500 meters above sea level. Geographical distribution: This species is mainly distributed the same as the Valeriana officinalis L., and in China east provinces.
Trait identification: the traits of it is similar to the root of Valeriana officinalis.