Echium plantagineum

Species of plant

Echium plantagineum, commonly known as purple viper's-bugloss or Patterson's curse, is a species of the genus Echium native to western and southern Europe, northern Africa, and southwestern Asia. It has also been introduced to Australia, South Africa, and United States, where it is an invasive weed. Due to a high concentration of pyrrolizidine alkaloids, it is poisonous to grazing livestock, especially those with simple digestive systems, such as horses.

This keyword could refer to multiple things. Here are some suggestions: