Winter rose
From A Wiki of Ice and Fire
The Blue Winter Rose is a flower that grows at Winterfell.
Legend of Bael the Bard
Bael the Bard climbed the Wall, took the Kingsroad and entered Winterfell under the name of Sygerrik of Skagos, a singer. There, he sang until midnight for the lord. Impressed by his skills as a singer, Lord Brandon Stark asked him what he wanted as a reward, and Bael only asked for the most beautiful flower blooming in Winterfell's gardens. As the Blue winter rose were just blooming, Brandon Stark agreed to offer him one. But the following morning, the single, virgin daughter of the lord had disappeared, and in her bed was the blue winter rose.
Lyanna Stark
- The Statue of Lyanna Stark in the crypt under Winterfell had a garland of blue roses.
- The crown of the queen of beauty Prince Rhaegar Targaryen gave Lyanna at the Tourney at Harrenhal was made of blue winter roses.
- In [Eddard Stark[Ned's]] dream about the Tower of Joy blue rose petals symbolized Lyanna.
- Lyanna loved the sent of winter roses.