Figure 15 illustrates one of these peculiar forms of Polyporus (fomes) applanatus.
Similar punk is sometimes formed in conifers from the mycelium of fomes pinicola.
This has been called by many authors in America fomes applanatus or Polyporus applanatus.
fomes fo·mes (fō'mēz)
n. pl. fom·i·tes (fŏm'ĭ-tēz', fō'mĭ-)
Fomite.