ground silkworm, ground silkworm, Chinese medicine name. It is also known as Cordyceps sinensis, Cordyceps sinensis, Cordyceps sinensis and Tuberculosis, and is the tuber of Stachys geobombycis.y.wu, a plant of Stachys genus in Labiatae. Distributed in Zhejiang, Fujian, Hunan, Jiangxi, Guangdong and Guangxi. It has the effects of nourishing kidney and moistening lung, nourishing yin and blood, clearing away heat and relieving annoyance. Commonly used for pulmonary tuberculosis cough, asthma due to lung deficiency, vomiting blood, night sweats, anemia and infantile malnutrition.