broomrape(redirected from rou tsung rung)
Also found in: Medical.
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.
[Translation of Medieval Latin rāpum genistae : Latin rāpum, underground stock of a tree + Latin genistae, genitive of genista, broom (from the growth of these tubers on the roots of broom).]
(Plants) any orobanchaceous plant of the genus Orobanche: brownish small-flowered leafless parasites on the roots of other plants, esp on legumes
[C16: adaptation and partial translation of Medieval Latin rāpum genistae tuber (hence: root nodule) of Genista (a type of broom plant)]
any of various parasitic plants living on the roots of broom and other plants.
[1570–80; partial translation of Medieval Latin rāpum genistae tuber of the broom plant]