Quick Quiz: Nouns Score: Change category, Flip order Reset Correct! Noun: black hellebore Your choice? large thorny tree of eastern and central United States having pinnately compound leaves and drooping racemes of white flowers; widely naturalized in many varieties in temperate regions a form of whist in which players avoid winning tricks containing hearts of the queen of spades common household pest originally from Asia that has spread worldwide European evergreen plant with white or purplish roselike winter-blooming flowers