Shillelagh (club) Shillelagh (club) A shillelagh ( or ; , "thonged willow") or blackthorn stick is a wooden walking stick and club or cudgel, typically made from a stout knotty stick with a large knob at the top. It is associated with Ireland and Irish folklore. Shillelaghs are traditionally made from blackthorn (sloe) wood ("Prunus spinosa") or oak. Wood from the root was prized as it was less prone to crack or break during use. The wood would be smeared with butter or lard, and placed up a chimney to cure, giving the shillelagh its typical black shiny appearance. Another method was
Prunus maximowiczii leaves of "P. maximowiczii" are green; and those from the fruit, a dark grey to green. Chemically, amygdalin and prunasin, the derivatives of which produce prussic acid as well as Genistein can be extracted from "P. maximowiczii". Prunus maximowiczii Prunus maximowiczii, known as Korean cherry, Korean mountain cherry, or Miyama cherry, is a small (about 7.5 m), fruiting cherry tree that can be found growing wild in northeastern Asia and Eurasia. The species was first described in 1857 by Franz Josef Ruprecht. It was treated in the genus "Cerasus" (now generally accepted as a subgenus of "Prunus") by Vladimir Leontyevich