The Thorny Thistle is a curiosity found in Mudflats. It takes up a vertical 2x1 space, has a mental weight of 2 and takes 6 hours real time to study.. For more information about curiosities and how they work, please see the Curiosity table at Ring of Brodgar Wiki.
Found with a PER*EXP of 169 (13*13)
Base LP gain: 550 with Q10, 1980 with full Peaceful and Change.
In inventory
In game