Kalmia Angustifolia, also known as sheep laurel, lambkill or narrow-leaved kalmia, is a compact evergreen shrub native to eastern North America. This species has narrow, leathery leaves and produces clusters of small, pink flowers in early summer. In some parts of the United States, Kalmia Angustifolia is considered a poisonous plant for both humans and animals. If you're looking for synonyms to this plant's name, you may find it helpful to refer to its common names, including ivy bush, sheep-poison, and calf-kill. Other similar plant species include mountain laurel, bayberry, and dogwood, which are often found growing alongside Kalmia Angustifolia in their natural habitats.