wood nettle: American perennial herb found in rich woods and provided with stinging hairs; provides fibers used for textiles
nettle: any of numerous plants having stinging hairs that cause skin irritation on contact (especially of the genus Urtica or family Urticaceae)
coneflower: any of various perennials of the eastern United States having thick rough leaves and long-stalked showy flowers with drooping rays and a conelike center