broomrape

noun

any of a genus (Orobanche of the family Orobanchaceae, the broomrape family) of herbs that have leaves modified to scales and that grow as parasites on the roots of other plants

Wiktionary

noun

Etymology: From broom + rape, a partial calque of translingual Orobanche rapum-genistae, where Latin rapum means turnip and genista means broom. Orobanche rapum-genistae is parasitic on broom plants. Compare rapeseed. Cognates include Dutch bremraap.

Any of various plants, of the genus Orobanche, that are parasitic on the roots of other plants.