|"Is this all real? Or has this been happening inside my head?"
The topic of this article is of a real-life subject that has been mentioned "in-universe" in a canon source. The Harry Potter Wiki is written from the perspective that all information presented in canon is true (e.g., Hogwarts really existed), and, as such, details contained in this article may differ from real world facts.
Tormentil (Potentilla erecta) is a flowering plant in the rose family.
- Pottermore (First appearance)
- Wonderbook: Book of Potions
- Harry Potter: Hogwarts Mystery (Mentioned only)