The European woolly thistle, also known as Carduus eriophorus, is a plant species native to Europe. It is a member of the thistle family and is characterized by its spiny leaves and woolly texture. While the term European woolly thistle is the common name for this plant, it is also referred to by several other synonyms. These include Carduus tenuiflorus, Carduus mollis, and Cirsium eriophorum. Each of these names describes the same plant species and is used interchangeably by botanists. Regardless of the name used, the European woolly thistle remains a unique and iconic plant of the European landscape.