All these accumulations owe their origin to atmospheric agencies, as will be more particularly described in the sequel.
"Geology"
James Geikie
Immense accumulations of it occur in lofty mountainous districts and in arctic regions.
"Geology"
James Geikie
It occurs also in composts, hothouse beds, or wherever accumulations of horse manure are likely to occur, if other conditions are congenial.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson