The parasitic dodder plant knows how to sniff out its prey.
dodder has rootlike parts called haustoria that attach to the host plant, so it can feed on its nutrients.
Growers also encounter unusual problems such as the parasitic seed plant dodder.
British Dictionary definitions for dodder
to move unsteadily; totter
to shake or tremble, as from age
dodderer, noun doddery, adjective
C17: variant of earlier dadder; related to Norwegian dudra to tremble
any rootless parasitic plant of the convolvulaceous genus Cuscuta, lacking chlorophyll and having slender twining stems with suckers for drawing nourishment from the host plant, scalelike leaves, and whitish flowers
C13: of Germanic origin; related to Middle Dutch, Middle Low German dodder, Middle High German toter