Seeds getting ready to blow with the wind.
Asteraceae or Compositae (commonly referred to as the aster, daisy, or sunflower family) is an exceedingly large and widespread family of Angiospermae. The group has more than 23,000 currently accepted species, spread across 1,620 genera (list) and 12 subfamilies. In terms of numbers of species, Asteraceae is rivaled only by Orchidaceae. (Which of the two families is actually larger is unclear, owing to uncertainty about exactly how many species exist in each family). The main feature...