Urospermum dalechampii, common name: Smooth Golden Fleece, is a perennial herbaceous Mediterranean plant belonging to the genus Urospermum of the Asteraceae family.
The flower heads are yellow sulfur, about five centimeter wide. Involucral bracts vary from seven to eight. Blooms are abundant throughout the Spring. The flowering period extends from March through August. The long, beaked fruit is an achene, and has a feathery, slightly reddish pappus.
According to a very interesting blog I follow named: http://anentangledbank.wordpress.com/ the plants name Urospermum is from the shape of the seed, and dalechampii is because it was described by the botanist and doctor Jacques Dalechamps (1513-1588) in his Historia generalis plantarum in 1586,
Jacques Dalechamps (1513-1588)