Kirtir, also known as Tallas,Tallasse or Swaintock was a short, broad shrub found at Sandbanks along the River Gwathló.It was hard to find but grew out in a large area from where it broke the earth and boasted not only thick, juicy leaves that resembled the sole of a boot, but numerous 1" thorns. Small, yellow flowers could be found on its branches in spring.