Veratrum viride
（重定向自Alkavervir）
Veratrum viride, known as Indian poke, Indian hellebore, false hellebore, green false hellebore or giant false-helleborine, is a species of Veratrum native to eastern and western (but not central) North America. It is extremely toxic, and is considered a pest plant by farmers with livestock. The species has acquired a large number of other common names within its native range, including American false hellebore, American white hellebore, bear corn, big hellebore, corn lily, devils bite, duck retten, itch-weed, itchweed, poor Annie, blue hellebore and tickleweed.