Onopordum acanthium wani tsiro ne na furanni wanda aka fi sani da "Scotch thistle" ko "auduga thistle". Memba ne na dangin Asteraceae kuma asalinsa ne a Turai da Yammacin Asiya. Tsiren yana da tsayin tsayinsa, manyan ganyayen spiny, da furanni masu launin shuɗi waɗanda suke fure a lokacin rani. A wasu yankuna, ana ɗaukarsa nau'in ɓarna kuma yana iya zama cutarwa ga dabbobin kiwo saboda ganyen ƙaya.