白芨(Bletilla striata)科属兰科白芨属。产地及分布原产我国长江流域各省,主要分布于西部及东南各省山谷林下阴湿处;朝鲜、日本也有分布。生物学特征多年生草本,陆生兰。株高30～60cm,叶3～6枚,广披针形至狭长矩圆形,长8～29cm,宽1.5～4cm;叶片基部下延呈鞘状抱茎而互生,平行? Bletilla striata is a genus of genus Bletilla striata. Origin and distribution of origin China’s Yangtze River provinces, mainly in the western and southeastern provinces valleys wet under the forest; North Korea, Japan also have distribution. Biological characteristics perennial herb, terrestrial blue. Plant height 30 ~ 60cm, leaves 3 to 6, wide lanceolate to narrow long circle, length 8 ~ 29cm, width 1.5 ~ 4cm;