[Footnote 42: Mez, Carl: Der Hausschwamm. Dresden, 1908, p. 63.]
[Footnote 43: A culture of fungus placed in a glass jar and the air pumped out ceases to grow, but will start again as soon as oxygen is admitted.]
[Footnote 44: Experiments in kiln-drying Eucalyptus in Berkeley, U.S. Forest Service.]