Loasaceae is a family of 15–20 genera and about 200–260 species of flowering plants in the order Cornales, native to the Americas
                    and Africa. Members of the family include annual, biennial and perennial herbaceous plants, and a few shrubs and small trees.

                    Mentzelia is a genus of about 60-70 species of flowering plants in the family Loasaceae, native to the Americas.
                    The genus comprises annual, biennial, and perennial herbaceous plants and a few shrubs.