Answer:
A sprongium is a structure in certain plants and other organisims that is charged with making and storing spores.
Step-by-step explanation:
"A sporangium (plural: sporangia) is the capsule structure belonging to many plants and fungi, in which the reproductive spores are produced and stored. All land plants undergo an alteration of generations to reproduce; the sporangium is borne upon the sporophyte, which is the asexual second generation structure."
I hope this helped! :D