broad-leaved twayblade: small orchid with two elliptic leaves and a slender raceme of small green flowers; western North America
orchid: any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors
angioedema: recurrent large circumscribed areas of subcutaneous edema; onset is sudden and it disappears within 24 hours; seen mainly in young women, often as an allergic reaction to food or drugs