Term: oligoporus leucospongia: a pore fungus with a whitish cottony soft cap found on conifer logs in forests at high elevation in the western United States and adjacent Canada
Broader: polypore: woody pore fungi; any fungus of the family Polyporaceae or family Boletaceae having the spore-bearing surface within tubes or pores; the fruiting bodies are usually woody at maturity and persistent | Unrelated: cybernetics: (biology) the field of science concerned with processes of communication and control (especially the comparison of these processes in biological and artificial systems)