The Crown of Thorns (Euphorbia milii) is a succulent shrub with showy bracts and long spines. It's a popular houseplant and can also be grown outdoors in warmer climates.
Other characteristics: Resistant to rabbits and deer, Tolerates air pollution, Long spines are dangerous to children and pets, and Wear protective gloves when handling this plant.
Common name:
The common name comes from the belief that the crown of thorns worn by Jesus Christ at the crucifixion was made from stems of this plant.