Herba Oldenlandiae(Oldenlandia).

TCM Herbalism:Medicinals and Classifications. ✵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.

 TCM Herbs Icon05 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.

Classifications of Herbs.

 TCM Herbs Icon 05 Introduction: The Herbs Clearing Heat and Counteracting Toxins are known including:,,, ,,,,,,,,,,,,,,,,,,,,,,,,.

 ✵Till the date Oct 10th,2019, there are totally [28] kinds of common TCM herbs, [43] kinds of related plant species, [3] fungus species, are recorded in this category. These Herbs Clearing Heat and Counteracting Toxins are briefly introduced separately:

Herba Oldenlandiae(Oldenlandia).

 Herba Oldenlandiae Brief Introduction: The herb Herba Oldenlandiae is the dried entire plant of Oldenlandia diffusa(Willd.) Roxb., Oldenlandia corymbosa L. and other related species(family Rubiaceae), used to clear heat, counteract toxins, remove damp, and relieve stranguria for the treatment of boils, sores, abscesses, venomous snake-bite, and heat stranguria. The herb is commonly known as Herba Oldenlandiae, Oldenlandia, Bái Huā Shé Shé Cǎo.

 ✵Common herbal classics and official herbal classics defined the herb Herba Oldenlandiae(Oldenlandia) as the dried entire plant of (1).Hedyotis diffusa Willd. It is a plant of the Hedyotis L. Genus, Rubiaceae family, Rubiales order plant. This commonly used species is introduced as:

 Hedyotis diffusa Willd. (1).Hedyotis diffusa Willd: It is commonly known as Oldenlandia diffusa(Willd.) Roxb., or Bái Huā Shé Shé Cǎo(literally it means White Snake Tongue Grass). Herbs spreading throughout life, 15~50 cm tall. Roots slender, branched, white. Stem slightly square or flat cylindrical, smooth glabrous, much-branched from base. Leaves opposite; Sessile; Leaf blade linear to linear-lanceolate, 1~3.5 cm long, 1~3 mm wide, apex acute, smooth above, sometimes slightly rough below, lateral veins not apparent. Stipules membranous, base connate into a sheath, 1~2 mm long, apex apical. Flowers solitary or paired in leaf axils, often with short thick pedicels, rarely sessile; Calyx simple spherical, 4-lobed, lobed oblong-lanceolate, 1.5 mm long, margin eyelash; Corolla white, funnelform, 3.5~4 mm long, apex 4-lobed, lobes ovate-oblong, ca. 2 mm long, bald; 4 stamens, inserted in the throat of the corolla, alternate with corolla lobes, filaments flattened, anthers ovate, dorsiparous, 2-locule, longitudinally cleft; Ovary inferior, 2 cells. Stigma 2 lobed hemispherical. Capsule oblate, 2~2.5 mm in diameter, loculicidal, calyx persistent. Seed brownish yellow, small, and 3-edged. Its flowering period is from July to September, fruiting from August to October.

 Ecological environment: The plant grows in wet fields, ditches, roadsides, and grasslands. Resource distribution: The plant mainly distributes in the southeast to the southwest areas of China.

 Hedyotis diffusa Willd. Trait identification:All twisted into a ball, grey-green to grey-brown. Taproots slender, ca. 2 mm thick, fibrous roots slender, grayish brown. Stem fine, curly, crisp, easily broken, central pulp white. Leaves wrinkled, broken, easy to fall off; Stipules 1~2 mm long. Flowers, fruit solitary or in pairs grow in leaf axils, flowers often with short slightly thick pedicels. Gourd oblate globose, 2~2.5 mm in diameter, loculloidal, the apex of calyx 4-lobed, margin with short bristles. Slight smell, mild taste.


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