The efficacy and function of Eupatorium chinense leaves

There are many kinds of common Chinese medicinal materials in life. Many people don’t know how to choose when using them, such as the leaves of the Chinese calendula. Therefore, before choosing, you need to have a certain understanding of its efficacy and dosage. So do you know what the efficacy and effects of the leaves of the Chinese calendula are?

[Source] Medicinal material source: The leaves of Eurya pumila of the Theaceae family.

[Original morphology] Eurya grandis shrub or small tree, 3-5m high; young branches are cylindrical with long yellow-brown hairs. Simple leaves are alternate; petioles are no more than 1mm long; leaf blades are thin leathery, lanceolate, 4.5-10m long, 1.2-2.2m wide, acuminate at the apex, broadly cuneate or nearly rounded at the base, with fine serrations on the margins, long hairs on the underside, and lateral veins often not sunken. Flowers are unisexual, dioecious, often clustered in leaf axils in 1-8; flowers are white, green or yellow; sepals are ovate, about 1.5mm long, persistent, with short soft hairs; male flower petals are obovate, about 3.5mm long, with 20 stamens, with or without a reduced ovary; female flower petals are lanceolate, about 2.5mm long, without stamens, glabrous ovary, and style is about 2mm long with three deep lobes at the tip. The berries are spherical, about 4mm in diameter.

[Habitat distribution] Ecological environment: Growing on hillsides, forest edges and ditch edges at an altitude of 50-2000m.

[Properties] Identification of properties: The leaves are lanceolate, 4-10cm long and 1-2cm wide; the tip is gradually pointed, the base is cuneate, and the edges are finely serrated; the surface is gray-green or green-brown, and hairs can be seen underneath. The petiole is extremely short. Thin leather, brittle and easily broken. It has a faint smell and tastes slightly bitter and astringent.

【Nature and flavor】 slightly bitter; neutral

【Entry】 Lung; Liver meridian

【Functions and indications】Expectorant and cough relieving; detoxifying and reducing swelling. Mainly used for cough caused by tuberculosis; nameless swelling; impetigo; traumatic injury; fracture

[Usage and Dosage] For oral use: decoction, 10-15g. For external use: take appropriate amount, mash the fresh product for application or boil it in water for washing.

【Excerpt】 Chinese Materia Medica

The above is a detailed description of the effects and edible methods of the leaves of the Chinese calendula. Medicines like the leaves of the Chinese calendula are very effective in treating diseases. However, it should be noted that when using the leaves of the Chinese calendula, it is necessary to use it in moderation and not too much, otherwise it will not be of any benefit to the body.