Bursthelas

The bursthelas is a plant that grows by the sea or salt water and has pink flowers that attract attention. The infusion made from it increases aquatic performance.
Drinking an infusion of bursthelas gives a +2 bonus to Strength (Athletics) checks to swim or climb in difficult conditions for 1 hour. The somewhat unpleasant side effect is that, after this time, the bursthelas causes terrible stomach pain for the next hour.