Flag of Amadicia - a flag from The Wheel of Time
Described in The Wheel of Time Companion as "a red thistle leaf laid over a silver six-pointed star... on a field horizontally striped blue and gold; three blue stripes and two yellow."

Leaf from File:Scottish Thistle (Heraldry).svg - by Sodacan - CC 3.0
Vectorised by  Begoon   from the description by Robert Jordan