Leontodon simplex (Viv.) Widder in Phyton (Horn) 12: 209. 1967 Leontodon simplex (Viv.) Widder in Phyton (Horn) 12: 209. 1967is new combination for Hieracium simplex Viv., Fl. Libyc. Spec.: 50. 1824Taxon for this nameLeontodon simplex (Viv.) Widder in Phyton (Horn) 12: 209. 1967