Dipsacus is a genus of flowering plant in the family Caprifoliaceae. The members of this genus are known as teasel, teazel or teazle. The genus includes about 15 species of tall herbaceous biennial plants (rarely short-lived perennial plants) growing to 1ââ¬â2.5 metres (3.3ââ¬â8.2 ft) tall. Dipsacus species are native to Europe, Asia and northern Africa