The spores are white, globose or nearly so in all species, and usually covered with minute spiny processes.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson
In the lower order of animals there are spiny mice and spiny rats, and even the horned toad uses his horns as a means of protection against his enemies.
"The Human Side of Animals"
Royal Dixon
He may have glanced toward this side especially, at the clumps of spiny growth over the pradera, and caught glimpses behind the strewn rocks, but his look was casual, unstartled.
"The Missourian"
Eugene P. (Eugene Percy) Lyle