The earth wormwood scientific name grass stoneworm, this grass grows at high altitude on the river bank perennial herb, because of its rhizome shaped like Cordyceps sinensis, so it is also known as "earth wormwood"; this grass is sweet and cool texture and moist with yin and lung, phlegm cough and other efficacy, for the dry throat and mouth, dry and hard stools, pulmonary tuberculosis, bronchiectasis, chronic bronchitis, laryngitis, lung cancer and other preventive and therapeutic effects. Bronchitis, pharyngolaryngitis, lung cancer, etc. have preventive and therapeutic effects. According to Lu Chuan Materia Medica, this herb "nourishes and strengthens the lungs, and has the same function as Cordyceps sinensis". It contains protein, amino acids, carbohydrates, and other elements needed by the human body. With poultry, meat, frogs together in soup, its soup color clear, flavorful and delicious in. "Cordyceps sinensis chicken soup" is also known as a nutritional recipe

You can compare, this is the picture in the medicine book