Any of various parasitic herbs of the genus Orobanche, having purplish or yellowish flowers and small scalelike leaves that lack chlorophyll. Broomrape grows on the roots of various plants.

• 列当属植物一种列当属寄生草，开紫色或黄色花、长有不含叶绿素的鳞状小叶，列当属植物生长在各种植物的根上