The efficacy and function of sweet potato asarum

Sweet potato asarum is a very good medicinal material. It is often used in traditional Chinese medicine to treat patients. It has extremely high medicinal value. Let us learn about several aspects of sweet potato asarum.

【English name】 mairei porana

【Other name】 Small calyx moth vine

[Source] Medicinal material source: It is the root of Ipomoea batatas, a dicotyledonous plant of the Convolvulaceae family.

【Original form】Climbing shrub. The branches are long, ridged, and red when young. Simple leaves are alternate; petiole is 3-6cm long and grooved; leaf blade is broadly ovate-cordate, 9-12cm long, 7-10cm wide, with acuminate tip, cordate base, nearly semicircular ear-shaped on both sides, sparsely pubescent on both sides, pale on the back; 7 basal veins, densely reticulated. The racemes are axillary or terminal panicles; the pedicels are slender, with 2-3 bracteoles at the end of the petiole or near the top; the sepals are 5, lanceolate, and the fruit is extremely enlarged, narrowly oblong, about 3cm long, 4-6mm wide, and membranous; the corolla is narrowly funnel-shaped, red or white, suddenly spreading at the top, with short triangular lobes; the stamens are 5, inserted in the middle and lower part of the corolla tube, the filaments are hair-like, unequal in length, and the anthers are arrow-shaped; the ovary is conical, glabrous, the style is short, and the stigma is club-shaped. The capsule is ovate, 6-7mm long.

[Habitat distribution] Ecological environment: Grown in sparse woods or on the edge of gullies at 1600-2500m.

【Chemical composition】 The root contains glucose and lysergol.

【Nature and flavor】 Spicy; warm

【Meridian】 Lung meridian

【Functions and indications】Warms the lungs, relieves cough and asthma. Treats cold, phlegm, cough and asthma

[Usage and Dosage] For oral use: decoct 3-5g.

[Discussions by various scholars] "Xinhua Compendium of Materia Medica": The root has the function of relieving cough and asthma. Used for cough and whooping cough.

【Excerpt】 Chinese Materia Medica

The above content is an introduction to the traditional Chinese medicine sweet potato asarum. We should learn more about sweet potato asarum in our daily lives so that we can use it more reasonably and better realize the value of sweet potato asarum.