Violets, poisonous squirting cucumbers, and touch-me-nots or Impatiens capensis (not to be confused with these touch-me-nots) have an effective way of dispersing their seeds: They burst! The forceful ejection sends the seeds flying as far away as possible from the original plant. This Smithsonian video has some explosive slow motion footage.
Watch these next: The Private Life of Plants: Dandelions, The Millennium Seed Bank Partnership at Kew, a surprising tale of species cooperation, and more explosive dispersal: What is the fastest accelerator on the planet?
via Boing Boing