✵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:Diuretics and Hydragogues Herbs:Herbs Diuretics.
Introduction: Herbs Diuretics: also known as damp-draining diuretic herbs,an agent or substance herbs that increases urine excretion and water discharge for treating internal retention of dampness.
✵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 insect species,  kind of related mineral are recorded in this category. These Diuretics and Hydragogues Herbs:Herbs Diuretics are briefly introduced separately:
Herba Plantaginis(Plantain Herb).
Brief Introduction: The herb Herba Plantaginis is the dried entire plant of Plantago asiatica L. or Plantago depressa Willd.(family Plantaginaceae), used (1).to induce diuresis in cases of edema, oliguria and stranguria, and (2).to clear heat and counteract toxins in cases of sores, carbuncles, dysentery, and acute pulmonary and urinary infections. The herb is commonly known as Herba Plantaginis, Plantain Herb, Chē Qián Cǎo.
✵Official herbal classics defined the herb Herba Plantaginis(Plantain Herb) as the dried entire plant of the species (1). Plantago asiatica L., or (2). Plantago depressa Willd.,other famous herbal classics defined the herb Herba Plantaginis(Plantain Herb) as the dried entire plant of the species (1). Plantago asiatica L., or (2). Plantago depressa Willd., or (3). Plantago major L. They are plants of the Plantago genus, the Plantaginaceae(plantain family) family, the Lamiales order. The species (3) is introduced as:
(3).Plantago major L.: The Plantago major L., is a plant of Plantaginaceae(plantain family) family and Plantago genus, it is commonly known as "Big Plantain" or "Da Che Qian". Biennial or perennial herbs. Mostly rooted. Rough stubble. Ye Jisheng Rosette-like, supine, obliquely erect or erect; leaf blade herbaceous, thin papery or papery, broadly ovate to broadly elliptic, 3~18~30 cm long, 2~11 cm wide, apex blunt or acute, margin undulate, sparsely irregularly toothed or subentire, sparsely pubescent or subglabrous on both surfaces, few densely pilose, veins 3~7 Petiole length 1~3~10~26 cm, base sheathlike, often covered with hairs. Inflorescence 1 to several; peduncle erect or bowing, long 2~5~18~45 cm, longitudinally striped, pubescent or pilose; spikes terete, 1~3~20~40 centimeters, often basally discontinuous; sepals broadly ovate-triangular, 1.2~2 mm long, approximately equal or slightly larger in width and length, glabrous or apex sparsely short-hairy, keel broadly broad. Flowers sessile; calyx 1.5~2.5 mm long, bracts apex rounded, glabrous or sparsely shortly ciliate, margin membranous, keel ascendant to the top, anterior to sepal elliptic to broadly elliptic, posterior to sepal wide-elliptic Shaped to nearly round. Corolla white, glabrous, crown equal or slightly longer than sepals, lobes lanceolate to narrowly ovate, 1~1.5 mm long, reflexed after anthesis. Stamens were born on the inner surface of the crown near the base, with styles apparently outstretched, anthers elliptic, 1~1.2 mm long, usually lavender at first, thin white, light brown after drying. There are 12 to 40 ovules. Capsules subglobose, ovoid or broadly elliptic, 2~3 mm in length, cleft in the middle or slightly lower. Seeds 8~34, ovate, elliptic or rhombic, 0.8~1.2 mm long, angular, ventral or nearly flattened, yellow-brown; cotyledons arranged in an abaxial direction. Its flowering period is from June to August, the fruiting period is from July to September.
The difference of the Plantago major from the Plantago Asiatica L is, the leaves are ovate or broadly ovate, 6~10 cm long and 3~6 cm wide, apex obtusely rounded, base rounded broadly cuneate; petiole base often enlarged or sheathlike. Spikes long 3~10 cm, flowers arranged in close. 7~15 seeds, black. Grows in the roadside, ditch next to the farm field humid place.