Examples from the Web for echinulate
The spores are more or less globose, and rough or echinulate, at least in many species.
The sporidia in many cases are large, reticulated, echinulate or verrucose, and mostly somewhat globose.
Echinulate, term applied to minute spinous processes, on the spores for example.Studies of American Fungi. Mushrooms, Edible, Poisonous, etc.|George Francis Atkinson