The dandelion flower heads mature into spherical seed heads called "blowballs", or "clocks", containing many single-seeded fruits called achenes. Each achene is attached to a pappus of fine hairs, which enable wind-aided dispersal over long distances dandelion seed head Dandelion seed head
Blowball on summer field is preparing to launch parachutes. blowball dandelion summer Blowball on summer field