'American mistletoe' definitions:

The traditional mistletoe of Christmas in America: grows on deciduous trees and can severely weaken the host plant [syn: American mistletoe, Phoradendron serotinum, Phoradendron flavescens]

Small herb with scalelike leaves on reddish-brown stems and berrylike fruits; parasitic on spruce and larch trees [syn: American mistletoe, Arceuthobium pusillum]