What is the largest flower in the world?

A. Conifer
B. Fern
C. Rafflesia
D. Horsetail

The flower with the world’s largest bloom is the Rafflesia arnoldii. This rare flower is found in the rainforests of Indonesia. It can grow to be 3 feet across and weigh up to 15 pounds! It is a parasitic plant, with no visible leaves, roots, or stem.