名贵中药材血竭,为棕榈科植物麒麟竭果实及树干中的树脂。血竭的来源大部份系进口,商品分原装、加工、龙血树血竭三种。均以“外表黑似铁、研粉红似血、入水不染色、熔化无残渣、燃烧烟呛鼻、并伴有香气”者为 The valuable Chinese herbal medicine Dragon’s Blood is the resin in the fruit and trunk of the dehydration tree of the palm plant. Most of the origin of dragon’s blood was imported. The goods were divided into original, processed, and dracaena blood. All of them are “Black on the outside, Iron on the surface, Pink on the blood, No dyeing on the water, No residue on melting, No smoking on the cigarette, and accompanied by aroma”