豆科植物披针叶黄华(Thermopsis lanceolata R.Brown.),俗称野决明、牧马豆,陕北民间又叫野黑豆。其全草国内外多用做祛痰药。种子是提取呼吸兴奋药野靛碱的原料。该植物盛产我国西北部,资源相当丰富,目前尚未充分利用。 1975年我省米脂县某社员因误食该植物的叶子中毒,表现全身发软、四肢松弛、不能站 Legumes lanceolata R. Brown. Commonly known as wild cassia, shepherd horse beans, northern Shaanxi folk also called wild black beans. Its whole grass is used as a medicine at home and abroad. Seeds are the raw materials for the extraction of respiratory stimulants, scopolamine. The plant is abundant in the northwestern part of China and has abundant resources. It has not yet been fully utilized. In 1975, a member of the county’s Mizhi County was poisoned by eating the leaves of the plant, showing weakness in the body, slack limbs, and inability to stand.