The largest, unbranched flowering structure in the world, leaches a foul, rotting corpse-like odor through the tropical rainforests of western Sumatra, Indonesia — the corpse flower. For the second time since being at the Amazon Spheres, Morticia, the rare corpse flower is showing off its pungent scent to the city of Seattle through its rotten bloom. Does the corpse flower really smell like a corpse? How long does it take for the corpse flower to bloom? The corpse flower has a long waiting period, as it takes seven to 10 years to bloom.