Asarum europaeum wani nau'in tsiro ne da aka fi sani da ginger daji na Turai. Tsire-tsire ne na shekara-shekara wanda ya fito daga Turai, inda yake girma a cikin inuwa, wuraren dazuzzuka. Itacen yana da koren duhu, ganyaye masu sifar zuciya kuma yana fitar da ƙananan furanni masu sifar kararrawa masu launin ruwan kasa-purple. Tushen shukar yana da ƙamshi mai ƙarfi da ƙamshi kuma ana amfani da shi wajen maganin gargajiya don maganin kumburin ciki.