黄连又名川连、峨眉连，叶连、雅连、鸡爪连，产于海拔900～1500米的山林潮湿、多阴少阳、中性土质地带，四川峨眉山市是主产地区。黄连属多年生草本，育苗生长期1年，移栽生长期4年，株高15～45厘米，根状茎黄色故得名黄连，常有粗细相等的分枝成簇生状，形如鸡爪，节多而密， Coptis, also known as Chuanlian, Emei, Ye Lian, Ya Lian, chicken claws, produced at an altitude of 900 to 1,500 meters of mountain damp, cloudy and Shaoyang, neutral soil, Emeishan City, Sichuan Province is the main producing areas. Coptis is a perennial herb, seedling growth period of 1 year, 4 years of transplanting growth, plant height of 15 to 45 cm, rhizome yellow so named Coptis, often the same thickness branches clustered like a shape, such as chicken feet, More and more sections,