What is the white threads or filamentous growth from which a mushroom or fungus is developed; the so-called mushroom spawn. -- My*ce"li*al, a called?

Question

Accepted Answer

mycelium — The white threads or filamentous growth from which a mushroom or fungus is developed; the so-called mushroom spawn. -- My*ce"li*al, a. (Webster's 1913.)

What is the white threads or filamentous growth from which a mushroom or fungus is developed; the so-called mushroom spawn. -- Myce"lial, a called?

Sources