Cereus pasacana

Cereus pasacana, commonly known as the Pasacana or Cardon Grande, is a large columnar cactus native to South America. This impressive species can reach heights of over 30 feet, with numerous ribbed stems that branch out from the base. The stems are covered in sharp spines, and the plant produces large, white, nocturnal flowers. Cereus pasacana is an important part of the Andean ecosystem, providing food and shelter for various animal species.