Ganoderma tsugae is a common varnish conk that grows across the world. Tsugae means ‘hemlock’ although this species grows on many more species of trees than just hemlocks. This particular find is most intriguing as it shows the brilliant white mycelium (‘context’) growing underneath the lacquered-like cap cuticle. Mycelium makes mushrooms; mushrooms make mycelium. If you cut a small portion of this white flesh and put it into a nutrient filled petri dish, it would immediately grow into mycelium…