Family: Asteraceae (Compositae) (Sunflower Family) Genus: Taraxacum | Species: officinale Description: Very abundant; Yellow flower heads (1-2″ wide), composed of many individual flowers (or florets)–a key family character–are borne atop unbranched, hollow and naked stalks; Older florets at the outer part of the flower heads are turned downward; Leaves noticeably and irregularly cleft. Dandelions are