Definitions for "Uredinium"
A lesion caused by a rust fungus, a group of spore-bearing filaments crowded together on which masses of urediniospores are formed.
a sorus that produces urediniospores, produced after the aecium and after the telium in the life cycle of rust fungi.
The sorus that bears urediniospores in the Uredinales (stage II). (Pl. uredinia.)