From A Wiki of Ice and Fire
Ghostskin is a type of moss found in Westeros. It grows in the swampy northern region of the Neck, and is prevalent around Moat Cailin. Ghostskin grows in wreath-like white ropey garlands described as slimy.
- ↑ A Game of Thrones, Chapter 55, Catelyn VIII.
- ↑ A Dance with Dragons, Chapter 20, Reek II.