Poison sumac
01
毒ウルシ, 沼地ウルシ
smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries; yields an irritating oil
02
ウルシオールによる接触皮膚炎, ウルシオールによる皮膚刺激
dermatitis resulting from contact with a poison sumac plant
