The two crossword solutions for the term TYPE OF CACTUS are Opuntia (7 letters) and Rattail (7 letters). Opuntia is a genus of cacti, native to the Americas, that includes the prickly pear. It is one of the most common cacti found in North America and is known for its flat, fleshy pads. Rattail is a type of cactus that is native to Mexico and Central America. It is characterized by its long, thin stems that resemble a rat's tail.