Introduction of Lǜ Cǎo:Climbing Hop Herb or Herba Humuli Scandentis.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Climbing Hop Herb, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Humulus scandens(Lour.)Merr., with a detailed introduction to the botanical features of this plant species, the growth characteristics, and ecological environment of this plant species, the features of the herb Climbing Hop Herb, its pharmacological actions, medicinal efficacy, and administration guide.

Herba Humuli Scandentis(Climbing Hop Herb).

Climbing Hop Herb Pin Yin Name: Lǜ Cǎo.
 English Name: Climbing Hop Herb.
 Latin Name: Herba Humuli Scandentis.
 Property and flavor: cold, sweet, bitter.

 Brief introduction: The herb Herba Humuli Scandentis is the dried aerial part of Humulus scandens(Lour.) Merr.(family Moraceae), used for the treatment of enteritis, dysentery, acute urinary infection, and also as a tranquilizer in cases of insomnia. The herb is commonly known as Herba Humuli Scandentis, Climbing Hop Herb, Lǜ Cǎo.

 Botanical source: Common herbal classics defined the herb Herba Humuli Scandentis(Climbing Hop Herb) as the dried aerial part of (1). Humulus scandens(Lour.) Merr.(Humulus Linn. Genus, Moraceae family, Urticales order.). This commonly used species is introduced as:

(1).Humulus scandens(Lour.)Merr.


 Humulus scandens Lour.Merr.:plant and leaves Botanical description: Perennial twining herbs, stems, branches, petiole with a barbed thorn. Leaves papery, reniform pentagonal, palmately 5~7 deeply lobed 3-lobed, ca. 7~10 cm long, base heart-shaped, surface rough, sparsely strigose, abaxially pilose and yellow glands, lobes ovate-triangular, margin serrate; Petiole 5~10 cm long. The male flowers are small, yellow-green, Panicle, ca. 15~25 cm long; Female inflorescence conical, ca. 5 mm, bracts papery, triangular, apex acuminate, with white tomentose; Ovary surrounded by bracts, 2 stigmas, protruding outside bracts. Achene exudes bract at maturity. Its flowering period is spring and summer, fruiting in autumn.

 Humulus scandens Lour.Merr.:growing plant Ecological environment: In China, except Xinjiang and Qinghai, the plant distributes in the north and south provinces. It often grows in ditch edge, wasteland, ruins, forest edge.

 Growth characteristics: The plant Humulus scandens prefers a warm and humid climate, strong adaptability, it is appropriate to choose loose and voluminous, deep soil layer, good drainage sandy loam or loam for cultivation.

 Climbing Hop Herb:herb photo Characters of herbs: The leaves shriveled into a ball. After flattening, the intact leaves are nearly kidney-shaped pentagonal, palmately parted, with 5~7 lobes, rough serrations at the edges, hairy hairs grow on both surfaces, and yellow glandular spots at lower part. The petiole is 5~20 cm long, with longitudinal grooves and barbs. The stem is round, with barbs and hairy hairs. The texture of the herb is brittle and fragile, the fracture surface of the stem is hollow and uneven, easy separation of cortex and wood part. Some inflorescence or ears can be seen. The herb has a slight odor, it tastes mild.

 Pharmacological actions: ①.significant inhibitory effect on Gram-positive bacteria in the test tube; ②.antimicrobial effects; ③.inhibit the growth of gram-positive and negative bacteria, some fungi, and yeasts; ④.inhibitory effect on Staphylococcus aureus, Pseudomonas aeruginosa, and Proteus.

 Medicinal efficacy: Clear heat and detoxification, diuretic, and treating stranguria. It is indicated for lung heat and cough, a pulmonary abscess. asthenic fever and polydipsia, pyretic stranguria, edema, dysuria(difficulty in micturition), dampness-heat diarrhea and dysentery, toxic heat sore ulcer, itchy skin, etc.

 Administration of Herba Humuli Scandentis(Lǜ Cǎo): 
 
Reference: Administration Guide of Herba Humuli Scandentis(Lǜ Cǎo)
TCM Books: ①.Internally:water decoction, 3~6 qian(about 9~18 grams),fresh herb 2~4 liang(about 60~120 grams),or extract juice.Externally:mashed and apply stick, or fumigation wash with water decoction;②.Internally:water decoction, 10~15 grams, fresh herb 30~60 grams, or extract juice.Externally:mashed and apply stick, or fumigation wash with water decoction.
 Contraindications,Precautions and Adverse Reactions:the herb should be used cautiously in conditions not a febrile disease.

 
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.
 
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References:
  • 1.Introduction of Lǜ Cǎo:Climbing Hop Herb or Herba Humuli Scandentis.

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