The efficacy and function of Populus tomentosa

Traditional Chinese medicine is very helpful in treating certain diseases, so you can feel free when choosing herbs. Populus tomentosa is a medicinal material that is not unfamiliar to us. Do you know its effects and functions? Let's take a look.

[Alias] Poplar, stupid poplar, and single-swinging tree (Shandong Changwei "Selected Materials on Chronic Tracheitis").

[Source] The bark of the poplar plant of the willow species. Available all year round.

[Original form] Large tree, up to 25 meters tall. The bark is grayish white, dark gray when old, and cracked longitudinally; young branches have gray hairs, old branches are smooth and hairless, and buds are slightly hairy. Leaves are alternate; leaves on long branches are triangular-ovate, 10-15 cm long, 8-12 cm wide, with pointed apex, truncate or nearly cordate base, with 2 large glands, compound serrations on the margin, dark green with sparse soft hairs on the upper side, and grayish-white hairs on the lower side. Petioles are round, 2.5-5.5 cm long; leaves on old branches are smaller, with wavy teeth on the margin, gradually becoming glabrous; leaves on short branches are even smaller, ovate or triangular, with wavy teeth, and glabrous on the back. Catkins, dioecious, open before leaves; male inflorescence about 10-14 cm long; bracts ovate, pointed, with long soft hairs; 8 stamens; female inflorescence 4-7 cm long; ovary elliptical, stigma 2-lobed. Capsule oblong, 2-lobed. Flowering period is March. Fruiting period is April.

[Habitat distribution] Distributed in Liaoning, North China, Northwest China, East China and other places, generally cultivated.

[Chemical composition] The bark contains total glycosides, saponins, cardiac glycosides, flavonoids, phenols, protein and amino acids.

【Functions and indications】Expectorant. Treat cough, phlegm and asthma.

[Clinical Application] Treatment of chronic bronchitis: Take 2 liang of fresh poplar bark, add water and boil for half an hour, then add 2 liang of fresh toad grass, boil for another 15 minutes, filter out the medicinal liquid, add water to the residue and boil for 15 minutes. Mix the two decoctions to get about 150-200 ml, take it twice a day, morning and evening, 10 days as a course of treatment. A total of 1558 cases were observed, and the vast majority of them underwent 2 to 3 courses of treatment, with a total effective rate of 86%, of which 46.9% achieved marked or above results. It has certain effects on cough, phlegm and wheezing. Very few patients experience mild abdominal discomfort or abdominal pain and diarrhea after taking the medicine, which disappears after stopping the medicine or continuing to take it. It also has a certain therapeutic effect on patients with hemorrhoids and habitual constipation.

【Excerpt】 《*Dictionary》

[Source] From Shandong Changwei "Chronic Tracheitis Data Collection"

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