✵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:Pungent-Warm Exterior-releasing Herbs.
Introduction: Pungent-warm exterior-releasing herbs: an agent or substance herbs pungent in flavor and warm in property, which is usually used for treating a wind-cold exterior syndrome.
✵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 pungent-warm exterior-releasing Herbs are briefly introduced separately:
Herba Elshotziae(Elsholtzia Herb).
Brief Introduction: The herb Herba Elshotziae is the dried aerial part of Elshnoltzia splendens Nakai ex F.Maekawa(family Labiatae), used (1).to induce sweating and resolve dampness in cases of a summer cold, (2).to cause diuresis for relieving edema. The herb is commonly known as Herba Elshotziae, Elsholtzia Herb, Xiānɡ Rú.
✵The herb Herba Elshotziae(Elsholtzia Herb) is the dried aerial part of the Elshnoltzia splendens Nakai ex F.Maekawa, it is a plant of the Mosla. Genus, the Lamiaceae or Labiatae(the mint or deadnettle family) family of the Lamiales order. It is also known as Chinese Mosla Herb, Herb of Haichow Elsholtzia.
Common official herbal classics defined the herb Herba Elshotziae(Elsholtzia Herb, Xiānɡ Rú) as the dried aerial part of (1).Elshnoltzia splendens Nakai ex F. Maekawa. Other famous herbal classics defined the herb as the dried aerial part of species of the same family: (1). Mosla chinensis Maxim .cv. Jiangxi-angr, (2). Mosla chinensis Maxim. They are plants of the Mosla. Genus, the Lamiaceae or Labiatae(the mint or deadnettle family) family of the Lamiales order. These 2 commonly used species are introduced as:
(1).Mosla chinensis Maxim .cv. Jiangxi-angr: It is also known as Elshnoltzia splendens Nakai ex F. Maekawa., or Elsholtzia ciliata., or Jiang Xiang Ru. Herbs erect, stems are 55~65 cm tall. The basal branch is longer, the upward branch becomes shorter. Stem four prismatic, base class circular, middle-upper stem with many thin longitudinal channels, four edges on the sparse growth pilose, stalked for the main curve pilose. Leaves opposite; Petiole 0.7~1 cm long, covered by small cilia; Leaf blade lanceolate, 3~6 cm long, 0.6~1 cm wide, apex acuminate, base acuminate, margin with 5~9 acute and shallow serrate, lateral veins conspicuous, yellowish-green above, pubescent, occasionally long woolly, lower pale, main veins pubescent on upper, remainder pubescent, with concave glandular points on both sides. Racemes densely spicate, 2~3.5 cm long, bracts imbricate, obovate-ovate or obovate, 5~6 mm long, 4~4.5 mm wide, apex mucronate, entire, upper half sparsely pilose, lower subglabrous; Below densely white villous, half densely pitted glandular, margin with long eyelashes, 7~9 veins, palmate from the base. Pedicels 1~1.5 mm long, pubescent. Calyx campanulate, 4 mm long, 2~2.5 mm wide, outer covered with white pilose and sunken glandular points, inner surface covered with white woolly above the throat, lower glabrous, 5 calyx teeth, subulate or lanceolate, nearly equal, about 2/3 of full length, base swelled when fruiting. Corolla mauve, or rarely white, 0.6~0.8 cm long, extending bracts, outer puberulent, inner surface tufted on coronal tube below the lower lip, coronal tube base with a ring of long hairs, remainder veins with sparsely short trichomes, lower lip middle lobe margin irregularly round or serrate, apex concave. Stamen, pistil, 2 vestigial stamens, development, 2 rooms nearly equal, filaments very short, glabrous, inserted on corolla tube; Stigma 2-lobed, reversed; Disk anterior fingerlike dilated. Nut is oblate, spherical, 0.9~1.4 mm in diameter, surface with sparse reticulate, net inside flat, with warty protuberance. Its flowering period is in June, fruiting in July.
Ecological environment: the plant grows wild on grassy slopes or under forests, altitude to 1,400 meters. Resource distribution: the plant is cultivated in Jiangxi Fenyi, Xinyu, and other areas, distributed in east, central and southern area, southwest, and Taiwan of China.
Trait identification: 14~30 cm long, the space agency is white with short fuzz. Stems are much branched, quadrate columnar, rounded near the base, 0.5~5 mm in diameter; The surface is yellow to brown, near the base is often a brown-red, the node is obvious, internode length is 2~5 cm. Brittle, easily broken, cross-section is pale yellow, opposite leaves, more shed, wrinkled or broken, the whole flat after a long and narrow lanceolate shape, 0.7~2.5 cm long, about 4 mm wide, margin with thin serrated, yellow-green or dark green; Brittle and fragile. Flower wheel densely into the head shape; Bracts white pilose; Calyx campanulate, apex 5-lobed; The corolla shrinks or falls off. 4 small fruit, wrapped in the calyx, fragrant, pungent and cool.
All the cultivated products are 35-60 cm long, with longer down hairs. Stem thicker, internode length 4~7 cm. The one with tender branches, many ears, and the strong fragrance is better.
(2).Mosla chinensis Maxim.: Similar to Elsholtzia ciliata, but leaves are linear-lanceolate, 1.8~2.6 cm long, 0.3~0.4 cm wide, margin with 3 to 4 sparsely serrate, bracts more than 5 veins, crown tube inner base, parts with 2-3 lines of papillate or short clavate pilose, staminodes are not developed, 2 medicine room, large and small. Nutlets with deep acupoint or needle-eye carving, with glandular points in acupoint nests.