✵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 Clearing Heat and Counteracting Toxins.
Introduction:Herbs Clearing Heat and Counteracting Toxins:an agent or substance herbs that counteracts heat toxins or fire toxins, mainly indicated in the treatment of boils, sores, abscess, erysipelas, epidemic infectious diseases, mumps, dysentery, insect or snake bite, and burns.
✵Till the date Oct 10th,2019, there are totally  kinds of common TCM herbs,  kinds of related plant species,  fungus species, are recorded in this category. These Herbs Clearing Heat and Counteracting Toxins are briefly introduced separately:
Herba Solani Nigri(Black Nightshade Herb).
Brief Introduction: The herb Herba Solani Nigri is the dried aerial part of Solanum nigrum L.(family Solanaceae), used for the treatment of cancer of the stomach and esophagus. The herb is commonly known as Herba Solani Nigri, Black Nightshade Herb, Lónɡ Kuí.
✵Common herbal classics and official herbal classics defined the herb Herba Solani Nigri(Black Nightshade Herb) as the dried aerial part of (1). Solanum nigrum L. It is a plant of the Solanum L. Genus, Solanaceae family, Tubiflorae order plant. This commonly used species is introduced as:
(1).Solanum nigrum L.: Annual herbs, ca. 25~100 cm tall. Stem erect, angular or inconspicuous, subglabrous or thinly covered with fine hairs. Leaves alternate; Petiole 1~2 cm long; Leaf blade ovate, apex shortly acute, base cuneate or broadly cuneate and descending to the petiole, usually 2.5~10 cm long, 1.5~5.5 cm wide, entire or irregularly undulate coarsely serrate, smooth or sparsely pubescent on both surfaces. A scorpion-likeke cyme, axillary, with 3~6~10 flowers; Pedicels long, 5-lobed, lobes ovoid, ca. 2 mm long, 5 stamens, corolla tube, filaments separated, anthers yellow, apical orifice inward; 1 pistil, globose, ovary 2, style lower half densely white pilose, stigma rounded. Berry globose, shiny, ca. 8 mm in diameter, black when ripe; Seeds mostly oblate. The flowering and fruiting period is from September to October.
Ecological environment:It grows on-farm, roadside or wasteland. Distribute all over the country.
Trait identification:Stem cylindrical, much-branched, 30~70 cm long, 2~10 mm in diameter, yellow-green surface, with longitudinal wrinkles. Hard and brittle, cross-section yellow-white, hollow. Creased or broken, whole ovate or elliptic, 2~12 cm long, 2~6 cm wide, apex acute or obtuse, entire or irregularly undulate serrate, dark green, both surfaces smooth or sparsely pubescent; Petiole length 0.3~2.2 cm. Flowers, fruits rare, cymes scorpion, axillary exophytic, 4~6 flowers, calyx brown, corolla brownish. Berry globose, black or green, wrinkled. Seeds numerous, brown. Slight flavor. The stem leaves color green, with fruit for the best.