Fat cactus-like plant

"[...] a fat kind of cactus in the corner of the greenhouse which moaned in a feeble sort of voice that its spines were aching."

- Description.

This fat cactus-like plant was a magical plant. It was sentient and it could talk in a feeble voice. Professor Pomona Sprout kept one of this specimen on Greenhouse One.

Appearances

 * J. K. Rowling's Official Site